Первые тесты

app/build.gradle.kts

@@ -1,3 +1,5 @@
+import java.util.Properties
+
 plugins {
     alias(libs.plugins.android.application)
     alias(libs.plugins.compose.compiler)
@@ -5,6 +7,13 @@ plugins {
     alias(libs.plugins.ksp)
 }
 
+val localProps = Properties().apply {
+    val file = rootProject.file("local.properties")
+    if (file.exists()) {
+        file.inputStream().use { load(it) }
+    }
+}
+
 android {
     namespace = "com.github.nullptroma.wallenc.app"
     compileSdk = 37
@@ -17,6 +26,12 @@ android {
         versionName = "1.0"
 
         testInstrumentationRunner = "androidx.test.runner.AndroidJUnitRunner"
+        testInstrumentationRunnerArguments["yandex.oauth.token"] =
+            localProps.getProperty("yandex.test.oauth.token").orEmpty()
+        testInstrumentationRunnerArguments["yandex.user.id"] =
+            localProps.getProperty("yandex.test.user.id").orEmpty()
+        testInstrumentationRunnerArguments["yandex.vault.uuid"] =
+            localProps.getProperty("yandex.test.vault.uuid").orEmpty()
         vectorDrawables {
             useSupportLibrary = true
         }
@@ -78,6 +93,14 @@ dependencies {
     testImplementation(libs.junit)
     androidTestImplementation(libs.androidx.junit)
     androidTestImplementation(libs.androidx.espresso.core)
+    androidTestImplementation(libs.kotlinx.coroutines.test)
+    androidTestImplementation(libs.room.testing)
+    androidTestImplementation(platform(libs.androidx.compose.bom))
+    androidTestImplementation(libs.okhttp3)
+    androidTestImplementation(libs.retrofit)
+    androidTestImplementation(libs.retrofit.converter.jackson)
+    androidTestImplementation(libs.jackson.module.kotlin)
+    androidTestImplementation(libs.jackson.datatype.jsr310)
 
     implementation(project(":domain"))
     implementation(project(":usecases"))

app/src/androidTest/java/com/github/nullptroma/wallenc/app/ExampleInstrumentedTest.kt

@@ -1,24 +0,0 @@
-package com.github.nullptroma.wallenc.app
-
-import androidx.test.platform.app.InstrumentationRegistry
-import androidx.test.ext.junit.runners.AndroidJUnit4
-
-import org.junit.Test
-import org.junit.runner.RunWith
-
-import org.junit.Assert.*
-
-/**
- * Instrumented test, which will execute on an Android device.
- *
- * See [testing documentation](http://d.android.com/tools/testing).
- */
-@RunWith(AndroidJUnit4::class)
-class ExampleInstrumentedTest {
-    @Test
-    fun useAppContext() {
-        // Context of the app under test.
-        val appContext = InstrumentationRegistry.getInstrumentation().targetContext
-        assertEquals("com.github.nullptroma.wallenc.app", appContext.packageName)
-    }
-}

app/src/androidTest/java/com/github/nullptroma/wallenc/app/integration/yandex/ExportYandexTestCredentialsTest.kt

@@ -0,0 +1,53 @@
+package com.github.nullptroma.wallenc.app.integration.yandex
+
+import android.util.Log
+import androidx.room.Room
+import androidx.test.core.app.ApplicationProvider
+import androidx.test.ext.junit.runners.AndroidJUnit4
+import com.github.nullptroma.wallenc.infrastructure.android.db.app.AppDb
+import kotlinx.coroutines.flow.first
+import kotlinx.coroutines.runBlocking
+import org.junit.Ignore
+import org.junit.Test
+import org.junit.runner.RunWith
+
+/**
+ * Ручной helper: после входа в Yandex через приложение печатает в Logcat маскированный
+ * токен и подсказку для local.properties. Запускать вручную из Android Studio.
+ */
+@RunWith(AndroidJUnit4::class)
+@Ignore("Manual: export Yandex credentials to local.properties")
+class ExportYandexTestCredentialsTest {
+
+    @Test
+    fun printFirstAccountCredentialsToLogcat() {
+        val context = ApplicationProvider.getApplicationContext<android.content.Context>()
+        val db = Room.databaseBuilder(context, AppDb::class.java, "wallenc.db")
+            .build()
+        try {
+            val row = runBlocking {
+                db.yandexAccountDao.observeAll().first().firstOrNull()
+            }
+            if (row == null) {
+                Log.i(TAG, "No Yandex accounts in DB. Link a vault in the app first.")
+                return
+            }
+            Log.i(TAG, "Add to local.properties:")
+            Log.i(TAG, "yandex.test.oauth.token=<copy full token from app debug storage if needed>")
+            Log.i(TAG, "yandex.test.oauth.token.prefix=${maskToken(row.oauthToken)}")
+            Log.i(TAG, "yandex.test.user.id=${row.yandexUserId}")
+            Log.i(TAG, "yandex.test.vault.uuid=${row.vaultUuid}")
+        } finally {
+            db.close()
+        }
+    }
+
+    private fun maskToken(token: String): String {
+        if (token.length <= 8) return "***"
+        return token.take(4) + "…" + token.takeLast(4)
+    }
+
+    companion object {
+        private const val TAG = "WallencYandexExport"
+    }
+}

app/src/androidTest/java/com/github/nullptroma/wallenc/app/integration/yandex/YandexDiskLiveIntegrationTest.kt

@@ -0,0 +1,66 @@
+package com.github.nullptroma.wallenc.app.integration.yandex
+
+import com.github.nullptroma.wallenc.domain.vault.network.yandexdisk.YandexDiskApiFactory
+import com.github.nullptroma.wallenc.domain.vault.network.yandexdisk.repository.YandexDiskRepository
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.runBlocking
+import org.junit.After
+import org.junit.Assert.assertNotNull
+import org.junit.Assert.assertTrue
+import org.junit.Before
+import org.junit.Test
+import org.junit.runner.RunWith
+import org.junit.runners.JUnit4
+
+@RunWith(JUnit4::class)
+class YandexDiskLiveIntegrationTest {
+
+    private lateinit var repository: YandexDiskRepository
+    private val testFolder = "disk:/wallenc-integration-test"
+    private val probeFileName = "wallenc-probe.txt"
+    private val probePath = "$testFolder/$probeFileName"
+    private val probePayload = "wallenc-integration-probe".encodeToByteArray()
+
+    @Before
+    fun setUp() {
+        YandexTestCredentials.assumePresent()
+        val token = YandexTestCredentials.oauthToken()!!
+        repository = YandexDiskApiFactory.createRepositoryWithToken(token, Dispatchers.IO)
+        runBlocking {
+            runCatching { repository.createFolder(testFolder) }
+            runCatching {
+                repository.uploadBytes(probePath, probePayload, overwrite = true)
+            }
+        }
+    }
+
+    @After
+    fun tearDown() = runBlocking {
+        runCatching { repository.delete(probePath, permanently = true) }
+    }
+
+    @Test
+    fun diskInfoReturnsQuota() = runBlocking {
+        val info = repository.diskInfo()
+        assertNotNull(info.totalSpace)
+        assertTrue(info.totalSpace!! > 0)
+    }
+
+    @Test
+    fun listTestFolderDoesNotThrow() = runBlocking {
+        val result = repository.list(testFolder, limit = 10, offset = 0)
+        assertNotNull(result)
+    }
+
+    @Test
+    fun uploadAndDownloadRoundTrip() = runBlocking {
+        val path = "$testFolder/roundtrip-${System.currentTimeMillis()}.bin"
+        try {
+            repository.uploadBytes(path, probePayload, overwrite = true)
+            val downloaded = repository.openDownloadStream(path).use { it.readBytes() }
+            assertTrue(downloaded.contentEquals(probePayload))
+        } finally {
+            runCatching { repository.delete(path, permanently = true) }
+        }
+    }
+}

app/src/androidTest/java/com/github/nullptroma/wallenc/app/integration/yandex/YandexTestCredentials.kt

@@ -0,0 +1,19 @@
+package com.github.nullptroma.wallenc.app.integration.yandex
+
+import androidx.test.platform.app.InstrumentationRegistry
+import org.junit.Assume.assumeFalse
+
+object YandexTestCredentials {
+    fun oauthToken(): String? =
+        InstrumentationRegistry.getArguments().getString("yandex.oauth.token")?.takeIf { it.isNotBlank() }
+
+    fun userId(): String? =
+        InstrumentationRegistry.getArguments().getString("yandex.user.id")?.takeIf { it.isNotBlank() }
+
+    fun vaultUuid(): String? =
+        InstrumentationRegistry.getArguments().getString("yandex.vault.uuid")?.takeIf { it.isNotBlank() }
+
+    fun assumePresent(message: String = "Добавьте yandex.test.oauth.token в local.properties") {
+        assumeFalse(message, oauthToken().isNullOrBlank())
+    }
+}

app/src/main/java/com/github/nullptroma/wallenc/app/di/modules/data/PersistenceModule.kt

@@ -2,12 +2,12 @@ package com.github.nullptroma.wallenc.app.di.modules.data
 
 import com.github.nullptroma.wallenc.app.di.modules.app.IoDispatcher
 import com.github.nullptroma.wallenc.domain.interfaces.IStorageSyncGroupStore
-import com.github.nullptroma.wallenc.domain.vault.db.app.dao.StorageKeyMapDao
-import com.github.nullptroma.wallenc.domain.vault.db.app.dao.StorageSyncGroupDao
-import com.github.nullptroma.wallenc.domain.vault.db.app.dao.YandexAccountDao
-import com.github.nullptroma.wallenc.domain.vault.db.app.repository.StorageKeyMapRepository
-import com.github.nullptroma.wallenc.domain.vault.db.app.repository.StorageSyncGroupRepository
-import com.github.nullptroma.wallenc.domain.vault.db.app.repository.YandexAccountRepository
+import com.github.nullptroma.wallenc.infrastructure.android.db.app.dao.StorageKeyMapDao
+import com.github.nullptroma.wallenc.infrastructure.android.db.app.dao.StorageSyncGroupDao
+import com.github.nullptroma.wallenc.infrastructure.android.db.app.dao.YandexAccountDao
+import com.github.nullptroma.wallenc.infrastructure.android.db.app.repository.StorageKeyMapRepository
+import com.github.nullptroma.wallenc.infrastructure.android.db.app.repository.StorageSyncGroupRepository
+import com.github.nullptroma.wallenc.infrastructure.android.db.app.repository.YandexAccountRepository
 import com.github.nullptroma.wallenc.domain.vault.ports.StorageKeyMapStore
 import com.github.nullptroma.wallenc.domain.vault.ports.YandexAccountStore
 import dagger.Module

app/src/main/java/com/github/nullptroma/wallenc/app/di/modules/data/RoomModule.kt

@@ -1,12 +1,12 @@
 package com.github.nullptroma.wallenc.app.di.modules.data
 
 import android.content.Context
-import com.github.nullptroma.wallenc.domain.vault.db.RoomFactory
-import com.github.nullptroma.wallenc.domain.vault.db.app.IAppDb
-import com.github.nullptroma.wallenc.domain.vault.db.app.dao.StorageKeyMapDao
-import com.github.nullptroma.wallenc.domain.vault.db.app.dao.StorageMetaInfoDao
-import com.github.nullptroma.wallenc.domain.vault.db.app.dao.StorageSyncGroupDao
-import com.github.nullptroma.wallenc.domain.vault.db.app.dao.YandexAccountDao
+import com.github.nullptroma.wallenc.infrastructure.android.db.RoomFactory
+import com.github.nullptroma.wallenc.infrastructure.android.db.app.IAppDb
+import com.github.nullptroma.wallenc.infrastructure.android.db.app.dao.StorageKeyMapDao
+import com.github.nullptroma.wallenc.infrastructure.android.db.app.dao.StorageMetaInfoDao
+import com.github.nullptroma.wallenc.infrastructure.android.db.app.dao.StorageSyncGroupDao
+import com.github.nullptroma.wallenc.infrastructure.android.db.app.dao.YandexAccountDao
 import dagger.Module
 import dagger.Provides
 import dagger.hilt.InstallIn

app/src/main/res/values-ru/plurals.xml

@@ -0,0 +1,15 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <plurals name="task_notification_group_subtext">
+        <item quantity="one">Выполняется %d задача</item>
+        <item quantity="few">Выполняется %d задачи</item>
+        <item quantity="many">Выполняется %d задач</item>
+        <item quantity="other">Выполняется %d задач</item>
+    </plurals>
+    <plurals name="task_notification_more_tasks">
+        <item quantity="one">ещё %d</item>
+        <item quantity="few">ещё %d</item>
+        <item quantity="many">ещё %d</item>
+        <item quantity="other">ещё %d</item>
+    </plurals>
+</resources>

app/src/test/java/com/github/nullptroma/wallenc/app/ExampleUnitTest.kt

@@ -1,17 +0,0 @@
-package com.github.nullptroma.wallenc.app
-
-import org.junit.Test
-
-import org.junit.Assert.*
-
-/**
- * Example local unit test, which will execute on the development machine (host).
- *
- * See [testing documentation](http://d.android.com/tools/testing).
- */
-class ExampleUnitTest {
-    @Test
-    fun addition_isCorrect() {
-        assertEquals(4, 2 + 2)
-    }
-}

domain-vault/build.gradle.kts

@@ -21,6 +21,8 @@ dependencies {
     implementation(libs.kotlinx.coroutines.core)
 
     testImplementation(libs.junit)
+    testImplementation(libs.kotlinx.coroutines.test)
+    testImplementation(libs.mockwebserver)
 
     implementation(project(":domain"))
     implementation(project(":vault-contracts"))

domain-vault/src/androidTest/java/com/github/nullptroma/wallenc/infrastructure/ExampleInstrumentedTest.kt

@@ -1,24 +0,0 @@
-package com.github.nullptroma.wallenc.domain.vault
-
-import androidx.test.platform.app.InstrumentationRegistry
-import androidx.test.ext.junit.runners.AndroidJUnit4
-
-import org.junit.Test
-import org.junit.runner.RunWith
-
-import org.junit.Assert.*
-
-/**
- * Instrumented test, which will execute on an Android device.
- *
- * See [testing documentation](http://d.android.com/tools/testing).
- */
-@RunWith(AndroidJUnit4::class)
-class ExampleInstrumentedTest {
-    @Test
-    fun useAppContext() {
-        // Context of the app under test.
-        val appContext = InstrumentationRegistry.getInstrumentation().targetContext
-        assertEquals("com.github.nullptroma.wallenc.domain.vault.test", appContext.packageName)
-    }
-}

domain-vault/src/main/java/com/github/nullptroma/wallenc/domain/vault/network/yandexdisk/YandexDiskApiFactory.kt

@@ -1,6 +1,7 @@
 package com.github.nullptroma.wallenc.domain.vault.network.yandexdisk
 
 import com.fasterxml.jackson.module.kotlin.jacksonObjectMapper
+import com.github.nullptroma.wallenc.domain.vault.network.yandexdisk.repository.YandexDiskRepository
 import com.github.nullptroma.wallenc.domain.vault.ports.YandexAccountStore
 import kotlinx.coroutines.CoroutineDispatcher
 import kotlinx.coroutines.runBlocking
@@ -72,7 +73,30 @@ class YandexDiskApiFactory(
     }
 
     companion object {
-        private const val BASE_URL = "https://cloud-api.yandex.net/"
+        const val BASE_URL = "https://cloud-api.yandex.net/"
         private const val OAUTH_TOKEN_CACHE_TTL_MS = 120_000L
+
+        fun createRepositoryWithToken(
+            oauthToken: String,
+            ioDispatcher: CoroutineDispatcher,
+        ): YandexDiskRepository {
+            val client = OkHttpClient.Builder()
+                .addInterceptor { chain ->
+                    chain.proceed(
+                        chain.request().newBuilder()
+                            .header("Authorization", "OAuth $oauthToken")
+                            .header("Accept", "application/json")
+                            .build(),
+                    )
+                }
+                .build()
+            val api = Retrofit.Builder()
+                .baseUrl(BASE_URL)
+                .client(client)
+                .addConverterFactory(JacksonConverterFactory.create(jacksonObjectMapper().findAndRegisterModules()))
+                .build()
+                .create(YandexDiskApi::class.java)
+            return YandexDiskRepository(api, OkHttpClient(), ioDispatcher)
+        }
     }
 }

domain-vault/src/test/java/com/github/nullptroma/wallenc/domain/vault/errors/VaultThrowableMappingTest.kt

@@ -0,0 +1,47 @@
+package com.github.nullptroma.wallenc.domain.vault.errors
+
+import com.github.nullptroma.wallenc.domain.errors.WallencException
+import com.github.nullptroma.wallenc.domain.vault.network.yandexdisk.YandexDiskAuthException
+import org.junit.Assert.assertEquals
+import org.junit.Assert.assertTrue
+import org.junit.Test
+import okhttp3.ResponseBody.Companion.toResponseBody
+import retrofit2.HttpException
+import retrofit2.Response
+import java.io.FileNotFoundException
+import java.io.IOException
+
+class VaultThrowableMappingTest {
+
+    @Test
+    fun mapsYandexDiskAuthToAuthFailed() {
+        val mapped = YandexDiskAuthException("unauthorized").toVaultWallencException()
+        assertEquals(WallencException.Auth.Failed, mapped)
+    }
+
+    @Test
+    fun mapsHttpExceptionToNetworkHttpFailed() {
+        val response = Response.error<String>(401, "".toResponseBody(null))
+        val mapped = HttpException(response).toVaultWallencException()
+        assertTrue(mapped is WallencException.Network.HttpFailed)
+        assertEquals(401, (mapped as WallencException.Network.HttpFailed).statusCode)
+    }
+
+    @Test
+    fun mapsMissingOAuthTokenIoToTokenMissing() {
+        val mapped = IOException("Yandex OAuth token is missing").toVaultWallencException()
+        assertEquals(WallencException.Auth.TokenMissing, mapped)
+    }
+
+    @Test
+    fun mapsFileNotFoundToStorageFileNotFound() {
+        val mapped = FileNotFoundException("x").toVaultWallencException()
+        assertEquals(WallencException.Storage.FileNotFound, mapped)
+    }
+
+    @Test
+    fun mapsIllegalStateNotAFile() {
+        val mapped = IllegalStateException("Not a file").toVaultWallencException()
+        assertEquals(WallencException.Storage.NotAFile, mapped)
+    }
+}

domain-vault/src/test/java/com/github/nullptroma/wallenc/domain/vault/network/yandexdisk/YandexDiskRepositoryTestFactory.kt

@@ -0,0 +1,48 @@
+package com.github.nullptroma.wallenc.domain.vault.network.yandexdisk
+
+import com.fasterxml.jackson.module.kotlin.jacksonObjectMapper
+import com.github.nullptroma.wallenc.domain.vault.network.yandexdisk.repository.YandexDiskRepository
+import kotlinx.coroutines.CoroutineDispatcher
+import kotlinx.coroutines.Dispatchers
+import okhttp3.OkHttpClient
+import retrofit2.Retrofit
+import retrofit2.converter.jackson.JacksonConverterFactory
+import java.io.IOException
+
+object YandexDiskRepositoryTestFactory {
+
+    private val jackson = jacksonObjectMapper().findAndRegisterModules()
+
+    fun create(
+        baseUrl: String,
+        oauthToken: String,
+        ioDispatcher: CoroutineDispatcher = Dispatchers.IO,
+        rawHttp: OkHttpClient = OkHttpClient(),
+    ): YandexDiskRepository {
+        val api = createApi(baseUrl) { oauthToken }
+        return YandexDiskRepository(api, rawHttp, ioDispatcher)
+    }
+
+    fun createApi(
+        baseUrl: String,
+        tokenProvider: () -> String?,
+    ): YandexDiskApi {
+        val client = OkHttpClient.Builder()
+            .addInterceptor { chain ->
+                val token = tokenProvider()
+                    ?: throw IOException("Yandex OAuth token is missing")
+                chain.proceed(
+                    chain.request().newBuilder()
+                        .header("Authorization", "OAuth $token")
+                        .build(),
+                )
+            }
+            .build()
+        return Retrofit.Builder()
+            .baseUrl(baseUrl)
+            .client(client)
+            .addConverterFactory(JacksonConverterFactory.create(jackson))
+            .build()
+            .create(YandexDiskApi::class.java)
+    }
+}

domain-vault/src/test/java/com/github/nullptroma/wallenc/domain/vault/network/yandexdisk/repository/YandexDiskRepositoryTest.kt

@@ -0,0 +1,66 @@
+package com.github.nullptroma.wallenc.domain.vault.network.yandexdisk.repository
+
+import com.github.nullptroma.wallenc.domain.vault.network.yandexdisk.YandexDiskAuthException
+import com.github.nullptroma.wallenc.domain.vault.network.yandexdisk.YandexDiskRepositoryTestFactory
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.runBlocking
+import okhttp3.OkHttpClient
+import okhttp3.mockwebserver.MockResponse
+import okhttp3.mockwebserver.MockWebServer
+import org.junit.After
+import org.junit.Assert.assertEquals
+import org.junit.Assert.assertTrue
+import org.junit.Before
+import org.junit.Test
+
+class YandexDiskRepositoryTest {
+
+    private lateinit var server: MockWebServer
+    private lateinit var repository: YandexDiskRepository
+
+    @Before
+    fun setUp() {
+        server = MockWebServer()
+        server.start()
+        val api = YandexDiskRepositoryTestFactory.createApi(server.url("/").toString()) { "test-token" }
+        repository = YandexDiskRepository(api, OkHttpClient(), Dispatchers.IO)
+    }
+
+    @After
+    fun tearDown() {
+        server.shutdown()
+    }
+
+    @Test
+    fun diskInfoParsesResponse() = runBlocking {
+        server.enqueue(
+            MockResponse()
+                .setResponseCode(200)
+                .setBody("""{"total_space":1000,"used_space":200,"trash_size":0}""")
+                .addHeader("Content-Type", "application/json"),
+        )
+        val info = repository.diskInfo()
+        assertEquals(1000L, info.totalSpace)
+        assertEquals(200L, info.usedSpace)
+    }
+
+    @Test
+    fun listReturnsEmptyEmbeddedOn404() = runBlocking {
+        repeat(2) {
+            server.enqueue(MockResponse().setResponseCode(404))
+        }
+        val result = repository.list("disk:/missing", limit = 10, offset = 0)
+        assertTrue(result.embedded?.items?.isEmpty() == true)
+    }
+
+    @Test
+    fun diskInfoThrowsAuthExceptionOn401() = runBlocking {
+        server.enqueue(MockResponse().setResponseCode(401))
+        try {
+            repository.diskInfo()
+            error("Expected YandexDiskAuthException")
+        } catch (_: YandexDiskAuthException) {
+            // expected
+        }
+    }
+}

domain-vault/src/test/java/com/github/nullptroma/wallenc/infrastructure/ExampleUnitTest.kt

@@ -1,17 +0,0 @@
-package com.github.nullptroma.wallenc.domain.vault
-
-import org.junit.Test
-
-import org.junit.Assert.*
-
-/**
- * Example local unit test, which will execute on the development machine (host).
- *
- * See [testing documentation](http://d.android.com/tools/testing).
- */
-class ExampleUnitTest {
-    @Test
-    fun addition_isCorrect() {
-        assertEquals(4, 2 + 2)
-    }
-}

domain/build.gradle.kts

@@ -16,4 +16,5 @@ kotlin {
 dependencies {
     implementation(libs.kotlinx.coroutines.core)
     testImplementation(libs.junit)
+    testImplementation(libs.kotlinx.coroutines.test)
 }

gradle/libs.versions.toml

@@ -5,6 +5,7 @@ kotlin = "2.3.21"
 coreKtx = "1.18.0"
 junit = "4.13.2"
 junitVersion = "1.3.0"
+androidxTestCore = "1.7.0"
 espressoCore = "3.7.0"
 kotlinReflect = "2.3.21"
 kotlinxCoroutinesCore = "1.11.0"
@@ -27,13 +28,24 @@ cameraX = "1.6.1"
 mlkitBarcode = "17.3.0"
 javaOtp = "0.4.0"
 appcompat = "1.7.1"
-datastore = "1.2.0"
+datastore = "1.2.1"
+mockk = "1.14.9"
+robolectric = "4.16.1"
+androidxArchCore = "2.2.0"
+turbine = "1.2.1"
 
 [libraries]
 jackson-datatype-jsr310 = { module = "com.fasterxml.jackson.datatype:jackson-datatype-jsr310" }
 jackson-module-kotlin = { module = "com.fasterxml.jackson.module:jackson-module-kotlin", version.ref = "jacksonModuleKotlin" }
 kotlin-reflect = { module = "org.jetbrains.kotlin:kotlin-reflect", version.ref = "kotlinReflect" }
 kotlinx-coroutines-core = { module = "org.jetbrains.kotlinx:kotlinx-coroutines-core", version.ref = "kotlinxCoroutinesCore" }
+kotlinx-coroutines-test = { module = "org.jetbrains.kotlinx:kotlinx-coroutines-test", version.ref = "kotlinxCoroutinesCore" }
+mockk = { module = "io.mockk:mockk", version.ref = "mockk" }
+mockwebserver = { module = "com.squareup.okhttp3:mockwebserver", version.ref = "okhttp" }
+room-testing = { group = "androidx.room", name = "room-testing", version.ref = "room" }
+robolectric = { module = "org.robolectric:robolectric", version.ref = "robolectric" }
+androidx-arch-core-testing = { group = "androidx.arch.core", name = "core-testing", version.ref = "androidxArchCore" }
+turbine = { module = "app.cash.turbine:turbine", version.ref = "turbine" }
 kotlinx-serialization-json = { module = "org.jetbrains.kotlinx:kotlinx-serialization-json", version.ref = "kotlinxSerializationJson" }
 androidx-navigation-compose = { group = "androidx.navigation", name = "navigation-compose", version.ref = "navigation" }
 androidx-hilt-navigation-compose = { group = "androidx.hilt", name = "hilt-navigation-compose", version.ref = "hiltNavigation" }
@@ -66,6 +78,8 @@ androidx-appcompat = { group = "androidx.appcompat", name = "appcompat", version
 androidx-datastore-preferences = { group = "androidx.datastore", name = "datastore-preferences", version.ref = "datastore" }
 junit = { group = "junit", name = "junit", version.ref = "junit" }
 androidx-junit = { group = "androidx.test.ext", name = "junit", version.ref = "junitVersion" }
+androidx-test-runner = { group = "androidx.test", name = "runner", version.ref = "androidxTestCore" }
+androidx-test-core = { group = "androidx.test", name = "core", version.ref = "androidxTestCore" }
 androidx-espresso-core = { group = "androidx.test.espresso", name = "espresso-core", version.ref = "espressoCore" }
 androidx-lifecycle-runtime-ktx = { group = "androidx.lifecycle", name = "lifecycle-runtime-ktx", version.ref = "lifecycleRuntimeKtx" }
 androidx-activity-compose = { group = "androidx.activity", name = "activity-compose", version.ref = "activityCompose" }

infrastructure-android/build.gradle.kts

@@ -9,6 +9,7 @@ android {
 
     defaultConfig {
         minSdk = 26
+        testInstrumentationRunner = "androidx.test.runner.AndroidJUnitRunner"
         consumerProguardFiles("consumer-rules.pro")
     }
 
@@ -26,7 +27,6 @@ android {
         sourceCompatibility = JavaVersion.VERSION_17
         targetCompatibility = JavaVersion.VERSION_17
     }
-
 }
 
 dependencies {
@@ -44,4 +44,8 @@ dependencies {
 
     implementation(libs.androidx.core.ktx)
     testImplementation(libs.junit)
+    androidTestImplementation(libs.androidx.junit)
+    androidTestImplementation(libs.androidx.test.runner)
+    androidTestImplementation(libs.androidx.test.core)
+    androidTestImplementation(libs.room.testing)
 }

infrastructure-android/consumer-rules.pro

@@ -0,0 +1 @@
+# Consumer ProGuard rules for infrastructure-android (empty).

infrastructure-android/src/androidTest/java/com/github/nullptroma/wallenc/infrastructure/android/db/app/repository/YandexAccountRepositoryTest.kt

@@ -0,0 +1,80 @@
+package com.github.nullptroma.wallenc.infrastructure.android.db.app.repository
+
+import androidx.room.Room
+import androidx.test.core.app.ApplicationProvider
+import androidx.test.ext.junit.runners.AndroidJUnit4
+import com.github.nullptroma.wallenc.domain.vault.model.YandexAccount
+import com.github.nullptroma.wallenc.infrastructure.android.db.app.AppDb
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.runBlocking
+import org.junit.After
+import org.junit.Assert.assertEquals
+import org.junit.Assert.assertNull
+import org.junit.Before
+import org.junit.Test
+import org.junit.runner.RunWith
+
+@RunWith(AndroidJUnit4::class)
+class YandexAccountRepositoryTest {
+
+    private lateinit var db: AppDb
+    private lateinit var repository: YandexAccountRepository
+
+    @Before
+    fun setUp() {
+        val context = ApplicationProvider.getApplicationContext<android.content.Context>()
+        db = Room.inMemoryDatabaseBuilder(context, AppDb::class.java).build()
+        repository = YandexAccountRepository(
+            dao = db.yandexAccountDao,
+            ioDispatcher = Dispatchers.IO,
+        )
+    }
+
+    @After
+    fun tearDown() {
+        db.close()
+    }
+
+    @Test
+    fun insertAndLoadByVaultUuid() = runBlocking {
+        val account = YandexAccount(
+            vaultUuid = "vault-1",
+            yandexUserId = "user-1",
+            email = "test@yandex.ru",
+            oauthToken = "token-abc",
+        )
+        repository.insert(account)
+        val loaded = repository.getByVaultUuid("vault-1")
+        assertEquals(account, loaded)
+    }
+
+    @Test
+    fun updateCredentialsChangesToken() = runBlocking {
+        repository.insert(
+            YandexAccount(
+                vaultUuid = "vault-2",
+                yandexUserId = "user-2",
+                email = "old@yandex.ru",
+                oauthToken = "old-token",
+            ),
+        )
+        repository.updateCredentials("vault-2", "new@yandex.ru", "new-token")
+        val loaded = repository.getByVaultUuid("vault-2")
+        assertEquals("new@yandex.ru", loaded?.email)
+        assertEquals("new-token", loaded?.oauthToken)
+    }
+
+    @Test
+    fun deleteByVaultUuidRemovesRow() = runBlocking {
+        repository.insert(
+            YandexAccount(
+                vaultUuid = "vault-3",
+                yandexUserId = "user-3",
+                email = "x@yandex.ru",
+                oauthToken = "t",
+            ),
+        )
+        repository.deleteByVaultUuid("vault-3")
+        assertNull(repository.getByVaultUuid("vault-3"))
+    }
+}

infrastructure-android/src/main/java/com/github/nullptroma/wallenc/infrastructure/android/db/RoomFactory.kt

@@ -1,8 +1,8 @@
-package com.github.nullptroma.wallenc.domain.vault.db
+package com.github.nullptroma.wallenc.infrastructure.android.db
 
 import android.content.Context
 import androidx.room.Room
-import com.github.nullptroma.wallenc.domain.vault.db.app.AppDb
+import com.github.nullptroma.wallenc.infrastructure.android.db.app.AppDb
 
 class RoomFactory(private val context: Context) {
     fun buildAppDb(): AppDb {

infrastructure-android/src/main/java/com/github/nullptroma/wallenc/infrastructure/android/db/app/AppDb.kt

@@ -0,0 +1,31 @@
+package com.github.nullptroma.wallenc.infrastructure.android.db.app
+
+import androidx.room.Database
+import androidx.room.RoomDatabase
+import com.github.nullptroma.wallenc.infrastructure.android.db.app.dao.StorageKeyMapDao
+import com.github.nullptroma.wallenc.infrastructure.android.db.app.dao.StorageMetaInfoDao
+import com.github.nullptroma.wallenc.infrastructure.android.db.app.dao.StorageSyncGroupDao
+import com.github.nullptroma.wallenc.infrastructure.android.db.app.dao.YandexAccountDao
+import com.github.nullptroma.wallenc.infrastructure.android.db.app.model.DbStorageKeyMap
+import com.github.nullptroma.wallenc.infrastructure.android.db.app.model.DbStorageMetaInfo
+import com.github.nullptroma.wallenc.infrastructure.android.db.app.model.DbStorageSyncGroup
+import com.github.nullptroma.wallenc.infrastructure.android.db.app.model.DbYandexAccount
+
+interface IAppDb {
+    val storageKeyMapDao: StorageKeyMapDao
+    val storageMetaInfoDao: StorageMetaInfoDao
+    val storageSyncGroupDao: StorageSyncGroupDao
+    val yandexAccountDao: YandexAccountDao
+}
+
+@Database(
+    entities = [DbStorageKeyMap::class, DbStorageMetaInfo::class, DbYandexAccount::class, DbStorageSyncGroup::class],
+    version = 5,
+    exportSchema = false
+)
+abstract class AppDb : IAppDb, RoomDatabase() {
+    abstract override val storageKeyMapDao: StorageKeyMapDao
+    abstract override val storageMetaInfoDao: StorageMetaInfoDao
+    abstract override val storageSyncGroupDao: StorageSyncGroupDao
+    abstract override val yandexAccountDao: YandexAccountDao
+}

infrastructure-android/src/main/java/com/github/nullptroma/wallenc/infrastructure/android/db/app/dao/StorageKeyMapDao.kt

@@ -1,11 +1,11 @@
-package com.github.nullptroma.wallenc.domain.vault.db.app.dao
+package com.github.nullptroma.wallenc.infrastructure.android.db.app.dao
 
 import androidx.room.Dao
 import androidx.room.Delete
 import androidx.room.Insert
 import androidx.room.OnConflictStrategy
 import androidx.room.Query
-import com.github.nullptroma.wallenc.domain.vault.db.app.model.DbStorageKeyMap
+import com.github.nullptroma.wallenc.infrastructure.android.db.app.model.DbStorageKeyMap
 
 @Dao
 interface StorageKeyMapDao {

infrastructure-android/src/main/java/com/github/nullptroma/wallenc/infrastructure/android/db/app/dao/StorageMetaInfoDao.kt

@@ -1,11 +1,11 @@
-package com.github.nullptroma.wallenc.domain.vault.db.app.dao
+package com.github.nullptroma.wallenc.infrastructure.android.db.app.dao
 
 import androidx.room.Dao
 import androidx.room.Delete
 import androidx.room.Insert
 import androidx.room.OnConflictStrategy
 import androidx.room.Query
-import com.github.nullptroma.wallenc.domain.vault.db.app.model.DbStorageMetaInfo
+import com.github.nullptroma.wallenc.infrastructure.android.db.app.model.DbStorageMetaInfo
 import kotlinx.coroutines.flow.Flow
 import java.util.UUID
 

infrastructure-android/src/main/java/com/github/nullptroma/wallenc/infrastructure/android/db/app/dao/StorageSyncGroupDao.kt

@@ -1,10 +1,10 @@
-package com.github.nullptroma.wallenc.domain.vault.db.app.dao
+package com.github.nullptroma.wallenc.infrastructure.android.db.app.dao
 
 import androidx.room.Dao
 import androidx.room.Insert
 import androidx.room.OnConflictStrategy
 import androidx.room.Query
-import com.github.nullptroma.wallenc.domain.vault.db.app.model.DbStorageSyncGroup
+import com.github.nullptroma.wallenc.infrastructure.android.db.app.model.DbStorageSyncGroup
 
 @Dao
 interface StorageSyncGroupDao {

infrastructure-android/src/main/java/com/github/nullptroma/wallenc/infrastructure/android/db/app/dao/YandexAccountDao.kt

@@ -1,9 +1,9 @@
-package com.github.nullptroma.wallenc.domain.vault.db.app.dao
+package com.github.nullptroma.wallenc.infrastructure.android.db.app.dao
 
 import androidx.room.Dao
 import androidx.room.Insert
 import androidx.room.Query
-import com.github.nullptroma.wallenc.domain.vault.db.app.model.DbYandexAccount
+import com.github.nullptroma.wallenc.infrastructure.android.db.app.model.DbYandexAccount
 import kotlinx.coroutines.flow.Flow
 
 @Dao

infrastructure-android/src/main/java/com/github/nullptroma/wallenc/infrastructure/android/db/app/model/DbStorageKeyMap.kt

@@ -1,14 +1,15 @@
-package com.github.nullptroma.wallenc.domain.vault.db.app.model
+package com.github.nullptroma.wallenc.infrastructure.android.db.app.model
 
 import androidx.room.ColumnInfo
 import androidx.room.Entity
+import androidx.room.PrimaryKey
 import com.github.nullptroma.wallenc.domain.vault.model.StorageKeyMap
 import com.github.nullptroma.wallenc.domain.datatypes.EncryptKey
 import java.util.UUID
 
 @Entity(tableName = "storage_key_maps")
 data class DbStorageKeyMap(
-    @androidx.room.PrimaryKey
+    @PrimaryKey
     @ColumnInfo(name = "source_uuid") val sourceUuid: UUID,
     @ColumnInfo(name = "key") val key: ByteArray
 ) {

infrastructure-android/src/main/java/com/github/nullptroma/wallenc/infrastructure/android/db/app/model/DbStorageMetaInfo.kt

@@ -1,4 +1,4 @@
-package com.github.nullptroma.wallenc.domain.vault.db.app.model
+package com.github.nullptroma.wallenc.infrastructure.android.db.app.model
 
 import androidx.room.ColumnInfo
 import androidx.room.Entity

infrastructure-android/src/main/java/com/github/nullptroma/wallenc/infrastructure/android/db/app/model/DbStorageSyncGroup.kt

@@ -1,4 +1,4 @@
-package com.github.nullptroma.wallenc.domain.vault.db.app.model
+package com.github.nullptroma.wallenc.infrastructure.android.db.app.model
 
 import androidx.room.ColumnInfo
 import androidx.room.Entity

infrastructure-android/src/main/java/com/github/nullptroma/wallenc/infrastructure/android/db/app/model/DbYandexAccount.kt

@@ -1,4 +1,4 @@
-package com.github.nullptroma.wallenc.domain.vault.db.app.model
+package com.github.nullptroma.wallenc.infrastructure.android.db.app.model
 
 import androidx.room.Entity
 import androidx.room.Index

infrastructure-android/src/main/java/com/github/nullptroma/wallenc/infrastructure/android/db/app/repository/StorageKeyMapRepository.kt

@@ -1,7 +1,7 @@
-package com.github.nullptroma.wallenc.domain.vault.db.app.repository
+package com.github.nullptroma.wallenc.infrastructure.android.db.app.repository
 
-import com.github.nullptroma.wallenc.domain.vault.db.app.dao.StorageKeyMapDao
-import com.github.nullptroma.wallenc.domain.vault.db.app.model.DbStorageKeyMap
+import com.github.nullptroma.wallenc.infrastructure.android.db.app.dao.StorageKeyMapDao
+import com.github.nullptroma.wallenc.infrastructure.android.db.app.model.DbStorageKeyMap
 import com.github.nullptroma.wallenc.domain.vault.model.StorageKeyMap
 import com.github.nullptroma.wallenc.domain.vault.ports.StorageKeyMapStore
 import kotlinx.coroutines.CoroutineDispatcher

infrastructure-android/src/main/java/com/github/nullptroma/wallenc/infrastructure/android/db/app/repository/StorageMetaInfoRepository.kt

@@ -1,8 +1,8 @@
-package com.github.nullptroma.wallenc.domain.vault.db.app.repository
+package com.github.nullptroma.wallenc.infrastructure.android.db.app.repository
 
 import com.fasterxml.jackson.module.kotlin.jacksonObjectMapper
-import com.github.nullptroma.wallenc.domain.vault.db.app.dao.StorageMetaInfoDao
-import com.github.nullptroma.wallenc.domain.vault.db.app.model.DbStorageMetaInfo
+import com.github.nullptroma.wallenc.infrastructure.android.db.app.dao.StorageMetaInfoDao
+import com.github.nullptroma.wallenc.infrastructure.android.db.app.model.DbStorageMetaInfo
 import com.github.nullptroma.wallenc.domain.vault.utils.IProvider
 import com.github.nullptroma.wallenc.domain.common.impl.CommonStorageMetaInfo
 import kotlinx.coroutines.CoroutineDispatcher

infrastructure-android/src/main/java/com/github/nullptroma/wallenc/infrastructure/android/db/app/repository/StorageSyncGroupRepository.kt

@@ -1,10 +1,10 @@
-package com.github.nullptroma.wallenc.domain.vault.db.app.repository
+package com.github.nullptroma.wallenc.infrastructure.android.db.app.repository
 
 import com.github.nullptroma.wallenc.domain.interfaces.IStorageSyncGroupStore
 import com.github.nullptroma.wallenc.domain.interfaces.StorageSyncGroup
 import com.github.nullptroma.wallenc.domain.interfaces.StorageSyncGroupEncryptionKind
-import com.github.nullptroma.wallenc.domain.vault.db.app.dao.StorageSyncGroupDao
-import com.github.nullptroma.wallenc.domain.vault.db.app.model.DbStorageSyncGroup
+import com.github.nullptroma.wallenc.infrastructure.android.db.app.dao.StorageSyncGroupDao
+import com.github.nullptroma.wallenc.infrastructure.android.db.app.model.DbStorageSyncGroup
 import com.github.nullptroma.wallenc.domain.vault.utils.IProvider
 import kotlinx.coroutines.CoroutineDispatcher
 import kotlinx.coroutines.withContext

infrastructure-android/src/main/java/com/github/nullptroma/wallenc/infrastructure/android/db/app/repository/YandexAccountRepository.kt

@@ -1,7 +1,7 @@
-package com.github.nullptroma.wallenc.domain.vault.db.app.repository
+package com.github.nullptroma.wallenc.infrastructure.android.db.app.repository
 
-import com.github.nullptroma.wallenc.domain.vault.db.app.dao.YandexAccountDao
-import com.github.nullptroma.wallenc.domain.vault.db.app.model.DbYandexAccount
+import com.github.nullptroma.wallenc.infrastructure.android.db.app.dao.YandexAccountDao
+import com.github.nullptroma.wallenc.infrastructure.android.db.app.model.DbYandexAccount
 import com.github.nullptroma.wallenc.domain.vault.model.YandexAccount
 import com.github.nullptroma.wallenc.domain.vault.ports.YandexAccountStore
 import kotlinx.coroutines.CoroutineDispatcher

infrastructure-android/src/main/java/com/github/nullptroma/wallenc/infrastructure/db/app/AppDb.kt

@@ -1,31 +0,0 @@
-package com.github.nullptroma.wallenc.domain.vault.db.app
-
-import androidx.room.Database
-import androidx.room.RoomDatabase
-import com.github.nullptroma.wallenc.domain.vault.db.app.dao.StorageKeyMapDao
-import com.github.nullptroma.wallenc.domain.vault.db.app.dao.StorageMetaInfoDao
-import com.github.nullptroma.wallenc.domain.vault.db.app.dao.StorageSyncGroupDao
-import com.github.nullptroma.wallenc.domain.vault.db.app.dao.YandexAccountDao
-import com.github.nullptroma.wallenc.domain.vault.db.app.model.DbStorageKeyMap
-import com.github.nullptroma.wallenc.domain.vault.db.app.model.DbStorageMetaInfo
-import com.github.nullptroma.wallenc.domain.vault.db.app.model.DbStorageSyncGroup
-import com.github.nullptroma.wallenc.domain.vault.db.app.model.DbYandexAccount
-
-interface IAppDb {
-    val storageKeyMapDao: StorageKeyMapDao
-    val storageMetaInfoDao: StorageMetaInfoDao
-    val storageSyncGroupDao: StorageSyncGroupDao
-    val yandexAccountDao: YandexAccountDao
-}
-
-@Database(
-    entities = [DbStorageKeyMap::class, DbStorageMetaInfo::class, DbYandexAccount::class, DbStorageSyncGroup::class],
-    version = 5,
-    exportSchema = false
-)
-abstract class AppDb : IAppDb, RoomDatabase() {
-    abstract override val storageKeyMapDao: StorageKeyMapDao
-    abstract override val storageMetaInfoDao: StorageMetaInfoDao
-    abstract override val storageSyncGroupDao: StorageSyncGroupDao
-    abstract override val yandexAccountDao: YandexAccountDao
-}

task-runtime/build.gradle.kts

@@ -17,4 +17,5 @@ dependencies {
     implementation(project(":domain"))
     implementation(libs.kotlinx.coroutines.core)
     testImplementation(libs.junit)
+    testImplementation(libs.kotlinx.coroutines.test)
 }

task-runtime/src/test/java/com/github/nullptroma/wallenc/task/runtime/TaskOrchestratorTest.kt

@@ -0,0 +1,99 @@
+package com.github.nullptroma.wallenc.task.runtime
+
+import com.github.nullptroma.wallenc.domain.errors.WallencException
+import com.github.nullptroma.wallenc.domain.tasks.TaskLogLevel
+import com.github.nullptroma.wallenc.domain.tasks.TaskProgress
+import com.github.nullptroma.wallenc.domain.tasks.TaskProgressLabel
+import com.github.nullptroma.wallenc.domain.tasks.TaskRunState
+import kotlinx.coroutines.ExperimentalCoroutinesApi
+import kotlinx.coroutines.test.StandardTestDispatcher
+import kotlinx.coroutines.test.advanceTimeBy
+import kotlinx.coroutines.test.advanceUntilIdle
+import kotlinx.coroutines.test.runTest
+import org.junit.Assert.assertEquals
+import org.junit.Assert.assertTrue
+import org.junit.Test
+
+@OptIn(ExperimentalCoroutinesApi::class)
+class TaskOrchestratorTest {
+
+  private val dispatcher = StandardTestDispatcher()
+
+  @Test
+  fun enqueueCompletesTask() = runTest(dispatcher) {
+    val orchestrator = TaskOrchestrator(dispatcher)
+    val id = orchestrator.enqueue(
+      title = "Test",
+      dispatcher = dispatcher,
+      work = { ctx ->
+        ctx.reportProgress(0.5f, TaskProgressLabel.SyncPreparing(1))
+      },
+    )
+    advanceUntilIdle()
+    val task = orchestrator.pipelineState.value.tasks.first { it.id == id }
+    assertTrue(task.state is TaskRunState.Completed)
+  }
+
+  @Test
+  fun cancelMarksTaskCancelled() = runTest(dispatcher) {
+    val orchestrator = TaskOrchestrator(dispatcher)
+    val id = orchestrator.enqueue(
+      title = "Long",
+      dispatcher = dispatcher,
+      work = { ctx ->
+        ctx.reportProgress(null, null)
+        kotlinx.coroutines.delay(60_000)
+      },
+    )
+    advanceTimeBy(1)
+    orchestrator.cancel(id)
+    advanceUntilIdle()
+    val task = orchestrator.pipelineState.value.tasks.first { it.id == id }
+    assertTrue(task.state is TaskRunState.Cancelled)
+  }
+
+  @Test
+  fun failRecordsFailedState() = runTest(dispatcher) {
+    val orchestrator = TaskOrchestrator(dispatcher)
+    val id = orchestrator.enqueue(
+      title = "Fail",
+      dispatcher = dispatcher,
+      work = { ctx ->
+        ctx.fail(WallencException.Storage.FileNotFound)
+      },
+    )
+    advanceUntilIdle()
+    val task = orchestrator.pipelineState.value.tasks.first { it.id == id }
+    val failed = task.state as TaskRunState.Failed
+    assertEquals(WallencException.Storage.FileNotFound, failed.error)
+  }
+
+  @Test
+  fun progressUpdatesRunningState() = runTest(dispatcher) {
+    val orchestrator = TaskOrchestrator(dispatcher)
+    val id = orchestrator.enqueue(
+      title = "Progress",
+      dispatcher = dispatcher,
+      work = { ctx ->
+        ctx.reportProgress(0.25f, TaskProgressLabel.SyncCompleted)
+      },
+    )
+    advanceUntilIdle()
+    val task = orchestrator.pipelineState.value.tasks.first { it.id == id }
+    assertTrue(task.state is TaskRunState.Completed)
+  }
+
+  @Test
+  fun logAppendsLine() = runTest(dispatcher) {
+    val orchestrator = TaskOrchestrator(dispatcher)
+    orchestrator.enqueue(
+      title = "Log",
+      dispatcher = dispatcher,
+      work = { ctx ->
+        ctx.log(TaskLogLevel.Info, "hello")
+      },
+    )
+    advanceUntilIdle()
+    assertTrue(orchestrator.logLines.value.any { it.message == "hello" })
+  }
+}

ui/build.gradle.kts

@@ -36,6 +36,10 @@ android {
         compose = true
     }
 
+    testOptions {
+        unitTests.isIncludeAndroidResources = true
+    }
+
     packaging {
         resources {
             excludes += "/META-INF/{AL2.0,LGPL2.1}"
@@ -79,6 +83,10 @@ dependencies {
     implementation(libs.mlkit.barcode.scanning)
 
     testImplementation(libs.junit)
+    testImplementation(libs.kotlinx.coroutines.test)
+    testImplementation(libs.androidx.arch.core.testing)
+    testImplementation(libs.robolectric)
+    testImplementation(libs.mockk)
     androidTestImplementation(libs.androidx.junit)
     androidTestImplementation(libs.androidx.espresso.core)
     androidTestImplementation(platform(libs.androidx.compose.bom))
@@ -87,4 +95,6 @@ dependencies {
     implementation(project(":domain"))
     implementation(project(":usecases"))
     implementation(project(":vault-contracts"))
+
+    testImplementation(project(":task-runtime"))
 }

ui/src/androidTest/java/com/github/nullptroma/wallenc/ui/ExampleInstrumentedTest.kt

@@ -1,24 +0,0 @@
-package com.github.nullptroma.wallenc.ui
-
-import androidx.test.platform.app.InstrumentationRegistry
-import androidx.test.ext.junit.runners.AndroidJUnit4
-
-import org.junit.Test
-import org.junit.runner.RunWith
-
-import org.junit.Assert.*
-
-/**
- * Instrumented test, which will execute on an Android device.
- *
- * See [testing documentation](http://d.android.com/tools/testing).
- */
-@RunWith(AndroidJUnit4::class)
-class ExampleInstrumentedTest {
-    @Test
-    fun useAppContext() {
-        // Context of the app under test.
-        val appContext = InstrumentationRegistry.getInstrumentation().targetContext
-        assertEquals("com.github.nullptroma.wallenc.ui.test", appContext.packageName)
-    }
-}

ui/src/androidTest/java/com/github/nullptroma/wallenc/ui/screens/main/screens/storage/secrets/TextSecretsScreenContentTest.kt

@@ -0,0 +1,66 @@
+package com.github.nullptroma.wallenc.ui.screens.main.screens.storage.secrets
+
+import androidx.compose.material3.MaterialTheme
+import androidx.compose.ui.test.assertIsDisplayed
+import androidx.compose.ui.test.junit4.createComposeRule
+import androidx.compose.ui.test.onNodeWithText
+import androidx.test.ext.junit.runners.AndroidJUnit4
+import androidx.test.platform.app.InstrumentationRegistry
+import com.github.nullptroma.wallenc.domain.datatypes.TextSecretEntryRecord
+import com.github.nullptroma.wallenc.domain.datatypes.TextSecretRecord
+import com.github.nullptroma.wallenc.ui.R
+import org.junit.Rule
+import org.junit.Test
+import org.junit.runner.RunWith
+
+@RunWith(AndroidJUnit4::class)
+class TextSecretsScreenContentTest {
+
+    @get:Rule
+    val composeRule = createComposeRule()
+
+    private val context get() = InstrumentationRegistry.getInstrumentation().targetContext
+
+    @Test
+    fun showsEmptyStateWhenNoSecrets() {
+        composeRule.setContent {
+            MaterialTheme {
+                TextSecretsScreenContent(
+                    uiState = TextSecretsScreenState(
+                        isLoading = false,
+                        isAvailable = true,
+                        items = emptyList(),
+                    ),
+                )
+            }
+        }
+        composeRule.onNodeWithText(context.getString(R.string.text_secret_empty_state)).assertIsDisplayed()
+    }
+
+    @Test
+    fun showsSecretTitle() {
+        val secret = TextSecretRecord(
+            id = "s1",
+            title = "Production DB",
+            items = listOf(TextSecretEntryRecord(label = "user", value = "admin")),
+        )
+        composeRule.setContent {
+            MaterialTheme {
+                TextSecretsScreenContent(
+                    uiState = TextSecretsScreenState(
+                        isLoading = false,
+                        isAvailable = true,
+                        items = listOf(secret),
+                    ),
+                ) {
+                    TextSecretListCard(
+                        secret = secret,
+                        onClick = {},
+                        enabled = true,
+                    )
+                }
+            }
+        }
+        composeRule.onNodeWithText("Production DB").assertIsDisplayed()
+    }
+}

ui/src/androidTest/java/com/github/nullptroma/wallenc/ui/screens/main/screens/storage/twofa/TwoFaTokensScreenContentTest.kt

@@ -0,0 +1,70 @@
+package com.github.nullptroma.wallenc.ui.screens.main.screens.storage.twofa
+
+import androidx.compose.foundation.layout.padding
+import androidx.compose.material3.MaterialTheme
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.test.junit4.createComposeRule
+import androidx.compose.ui.test.onNodeWithText
+import androidx.compose.ui.test.assertIsDisplayed
+import androidx.compose.ui.unit.dp
+import androidx.test.ext.junit.runners.AndroidJUnit4
+import androidx.test.platform.app.InstrumentationRegistry
+import com.github.nullptroma.wallenc.domain.datatypes.TwoFaTokenRecord
+import com.github.nullptroma.wallenc.ui.R
+import org.junit.Rule
+import org.junit.Test
+import org.junit.runner.RunWith
+
+@RunWith(AndroidJUnit4::class)
+class TwoFaTokensScreenContentTest {
+
+    @get:Rule
+    val composeRule = createComposeRule()
+
+    private val context get() = InstrumentationRegistry.getInstrumentation().targetContext
+
+    @Test
+    fun showsEmptyStateWhenNoTokens() {
+        composeRule.setContent {
+            MaterialTheme {
+                TwoFaTokensScreenContent(
+                    uiState = TwoFaTokensScreenState(
+                        isLoading = false,
+                        isAvailable = true,
+                        items = emptyList(),
+                    ),
+                )
+            }
+        }
+        composeRule.onNodeWithText(context.getString(R.string.two_fa_empty_state)).assertIsDisplayed()
+    }
+
+    @Test
+    fun showsIssuerAndAccountForToken() {
+        val token = TwoFaTokenRecord(
+            id = "1",
+            issuer = "GitHub",
+            account = "user@example.com",
+            secret = "SECRET",
+        )
+        composeRule.setContent {
+            MaterialTheme {
+                TwoFaTokensScreenContent(
+                    uiState = TwoFaTokensScreenState(
+                        isLoading = false,
+                        isAvailable = true,
+                        items = listOf(token),
+                    ),
+                ) {
+                    TwoFaTokenListHeader(
+                        issuer = token.issuer,
+                        account = token.account,
+                        modifier = Modifier.padding(8.dp),
+                    )
+                }
+            }
+        }
+        composeRule.onNodeWithText("GitHub").assertIsDisplayed()
+        composeRule.onNodeWithText("user@example.com").assertIsDisplayed()
+    }
+}

ui/src/main/java/com/github/nullptroma/wallenc/ui/screens/main/screens/storage/secrets/TextSecretsScreen.kt

@@ -1,28 +1,16 @@
 package com.github.nullptroma.wallenc.ui.screens.main.screens.storage.secrets
 
 import androidx.compose.foundation.layout.Arrangement
-import androidx.compose.foundation.layout.Column
-import androidx.compose.foundation.layout.Row
 import androidx.compose.foundation.layout.WindowInsets
 import androidx.compose.foundation.layout.fillMaxSize
-import androidx.compose.foundation.layout.fillMaxWidth
 import androidx.compose.foundation.layout.padding
-import androidx.compose.foundation.layout.size
 import androidx.compose.foundation.lazy.LazyColumn
 import androidx.compose.foundation.lazy.items
 import androidx.compose.material.icons.Icons
-import androidx.compose.material.icons.automirrored.filled.KeyboardArrowRight
-import androidx.compose.material.icons.automirrored.outlined.Notes
 import androidx.compose.material.icons.filled.Add
-import androidx.compose.material.icons.filled.KeyboardArrowRight
-import androidx.compose.material.icons.outlined.Notes
-import androidx.compose.material3.Card
-import androidx.compose.material3.CardDefaults
 import androidx.compose.material3.FloatingActionButton
 import androidx.compose.material3.Icon
-import androidx.compose.material3.MaterialTheme
 import androidx.compose.material3.Scaffold
-import androidx.compose.material3.Text
 import androidx.compose.runtime.Composable
 import androidx.compose.runtime.getValue
 import androidx.compose.ui.Modifier
@@ -33,7 +21,6 @@ import androidx.hilt.lifecycle.viewmodel.compose.hiltViewModel
 import androidx.lifecycle.compose.collectAsStateWithLifecycle
 import com.github.nullptroma.wallenc.domain.datatypes.TextSecretRecord
 import com.github.nullptroma.wallenc.ui.R
-import com.github.nullptroma.wallenc.ui.resources.resolveText
 
 @Composable
 fun TextSecretsScreen(
@@ -60,101 +47,21 @@ fun TextSecretsScreen(
             }
         },
     ) { innerPadding ->
-        Column(
+        TextSecretsScreenContent(
+            uiState = uiState,
             modifier = Modifier
                 .fillMaxSize()
-                .padding(innerPadding)
-                .padding(16.dp),
-            verticalArrangement = Arrangement.spacedBy(12.dp),
+                .padding(innerPadding),
         ) {
-            uiState.errorNotification?.let { notification ->
-                Text(
-                    text = notification.resolveText(),
-                    color = MaterialTheme.colorScheme.error,
-                )
-            }
-
-            if (uiState.items.isEmpty()) {
-                Text(stringResource(R.string.text_secret_empty_state))
-            } else {
             LazyColumn(verticalArrangement = Arrangement.spacedBy(10.dp)) {
                 items(uiState.items) { secret ->
-                        Card(
-                            modifier = Modifier.fillMaxWidth(),
+                    TextSecretListCard(
+                        secret = secret,
                         onClick = { onOpenSecret(secret) },
                         enabled = uiState.isAvailable,
-                            colors = CardDefaults.elevatedCardColors(
-                                containerColor = MaterialTheme.colorScheme.surfaceContainerHigh,
-                            ),
-                        ) {
-                            Row(
-                                modifier = Modifier
-                                    .fillMaxWidth()
-                                    .padding(14.dp),
-                                horizontalArrangement = Arrangement.SpaceBetween,
-                            ) {
-                                Row(
-                                    modifier = Modifier.weight(1f),
-                                    horizontalArrangement = Arrangement.spacedBy(12.dp),
-                                ) {
-                                    Icon(
-                                        imageVector = Icons.AutoMirrored.Outlined.Notes,
-                                        contentDescription = null,
-                                        modifier = Modifier
-                                            .size(22.dp)
-                                            .padding(top = 2.dp),
-                                        tint = MaterialTheme.colorScheme.primary,
-                                    )
-                                    Column(
-                                        modifier = Modifier.padding(end = 12.dp),
-                                    ) {
-                                        Text(
-                                            text = secret.title,
-                                            style = MaterialTheme.typography.titleSmall,
-                                        )
-                                        Text(
-                                            text = stringResource(R.string.text_secret_items_count, secret.items.size),
-                                            style = MaterialTheme.typography.bodySmall,
-                                            color = MaterialTheme.colorScheme.onSurfaceVariant,
-                                        )
-                                        val fieldNames = secret.items
-                                            .map { item ->
-                                                item.label
-                                                    ?.trim()
-                                                    .takeUnless { it.isNullOrBlank() }
-                                                    ?: stringResource(R.string.text_secret_item_without_label)
-                                            }
-                                        if (fieldNames.isNotEmpty()) {
-                                            fieldNames.take(3).forEach { fieldName ->
-                                                Text(
-                                                    text = "\u2022 $fieldName",
-                                                    style = MaterialTheme.typography.bodySmall,
-                                                    color = MaterialTheme.colorScheme.onSurfaceVariant,
-                                                )
-                                            }
-                                            val hiddenCount = fieldNames.size - 3
-                                            if (hiddenCount > 0) {
-                                                Text(
-                                                    text = stringResource(
-                                                        R.string.text_secret_more_fields,
-                                                        hiddenCount,
-                                                    ),
-                                                    style = MaterialTheme.typography.bodySmall,
-                                                    color = MaterialTheme.colorScheme.onSurfaceVariant,
-                                                )
-                                            }
-                                        }
-                                    }
-                                }
-                                Icon(
-                                    imageVector = Icons.AutoMirrored.Filled.KeyboardArrowRight,
-                                    contentDescription = null,
                     )
                 }
             }
         }
     }
 }
-        }
-    }
-}

ui/src/main/java/com/github/nullptroma/wallenc/ui/screens/main/screens/storage/secrets/TextSecretsScreenContent.kt

@@ -0,0 +1,133 @@
+package com.github.nullptroma.wallenc.ui.screens.main.screens.storage.secrets
+
+import androidx.compose.foundation.layout.Arrangement
+import androidx.compose.foundation.layout.Column
+import androidx.compose.foundation.layout.Row
+import androidx.compose.foundation.layout.fillMaxSize
+import androidx.compose.foundation.layout.fillMaxWidth
+import androidx.compose.foundation.layout.padding
+import androidx.compose.foundation.layout.size
+import androidx.compose.material.icons.Icons
+import androidx.compose.material.icons.automirrored.filled.KeyboardArrowRight
+import androidx.compose.material.icons.automirrored.outlined.Notes
+import androidx.compose.material3.Card
+import androidx.compose.material3.CardDefaults
+import androidx.compose.material3.Icon
+import androidx.compose.material3.MaterialTheme
+import androidx.compose.material3.Text
+import androidx.compose.runtime.Composable
+import androidx.compose.ui.Alignment
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.res.stringResource
+import androidx.compose.ui.unit.dp
+import com.github.nullptroma.wallenc.domain.datatypes.TextSecretRecord
+import com.github.nullptroma.wallenc.ui.R
+import com.github.nullptroma.wallenc.ui.resources.resolveText
+
+@Composable
+fun TextSecretsScreenContent(
+    uiState: TextSecretsScreenState,
+    modifier: Modifier = Modifier,
+    secretList: @Composable () -> Unit = {},
+) {
+    Column(
+        modifier = modifier
+            .fillMaxSize()
+            .padding(16.dp),
+        verticalArrangement = Arrangement.spacedBy(12.dp),
+    ) {
+        uiState.errorNotification?.let { notification ->
+            Text(
+                text = notification.resolveText(),
+                color = MaterialTheme.colorScheme.error,
+            )
+        }
+
+        if (uiState.items.isEmpty()) {
+            Text(stringResource(R.string.text_secret_empty_state))
+        } else {
+            secretList()
+        }
+    }
+}
+
+@Composable
+fun TextSecretListCard(
+    secret: TextSecretRecord,
+    onClick: () -> Unit,
+    enabled: Boolean,
+    modifier: Modifier = Modifier,
+) {
+    Card(
+        modifier = modifier.fillMaxWidth(),
+        onClick = onClick,
+        enabled = enabled,
+        colors = CardDefaults.elevatedCardColors(
+            containerColor = MaterialTheme.colorScheme.surfaceContainerHigh,
+        ),
+    ) {
+        Row(
+            modifier = Modifier
+                .fillMaxWidth()
+                .padding(14.dp),
+            horizontalArrangement = Arrangement.SpaceBetween,
+            verticalAlignment = Alignment.Top,
+        ) {
+            Row(
+                modifier = Modifier.weight(1f),
+                horizontalArrangement = Arrangement.spacedBy(12.dp),
+            ) {
+                Icon(
+                    imageVector = Icons.AutoMirrored.Outlined.Notes,
+                    contentDescription = null,
+                    modifier = Modifier
+                        .size(22.dp)
+                        .padding(top = 2.dp),
+                    tint = MaterialTheme.colorScheme.primary,
+                )
+                Column(modifier = Modifier.padding(end = 12.dp)) {
+                    Text(
+                        text = secret.title,
+                        style = MaterialTheme.typography.titleSmall,
+                    )
+                    Text(
+                        text = stringResource(R.string.text_secret_items_count, secret.items.size),
+                        style = MaterialTheme.typography.bodySmall,
+                        color = MaterialTheme.colorScheme.onSurfaceVariant,
+                    )
+                    val fieldNames = secret.items
+                        .map { item ->
+                            item.label
+                                ?.trim()
+                                .takeUnless { it.isNullOrBlank() }
+                                ?: stringResource(R.string.text_secret_item_without_label)
+                        }
+                    if (fieldNames.isNotEmpty()) {
+                        fieldNames.take(3).forEach { fieldName ->
+                            Text(
+                                text = "\u2022 $fieldName",
+                                style = MaterialTheme.typography.bodySmall,
+                                color = MaterialTheme.colorScheme.onSurfaceVariant,
+                            )
+                        }
+                        val hiddenCount = fieldNames.size - 3
+                        if (hiddenCount > 0) {
+                            Text(
+                                text = stringResource(
+                                    R.string.text_secret_more_fields,
+                                    hiddenCount,
+                                ),
+                                style = MaterialTheme.typography.bodySmall,
+                                color = MaterialTheme.colorScheme.onSurfaceVariant,
+                            )
+                        }
+                    }
+                }
+            }
+            Icon(
+                imageVector = Icons.AutoMirrored.Filled.KeyboardArrowRight,
+                contentDescription = null,
+            )
+        }
+    }
+}

ui/src/main/java/com/github/nullptroma/wallenc/ui/screens/main/screens/storage/twofa/TwoFaTokensScreen.kt

@@ -122,28 +122,12 @@ fun TwoFaTokensScreen(
             }
         },
     ) { innerPadding ->
-        Column(
+        TwoFaTokensScreenContent(
+            uiState = uiState,
             modifier = Modifier
                 .fillMaxSize()
-                .padding(innerPadding)
-                .padding(16.dp),
-            verticalArrangement = Arrangement.spacedBy(12.dp),
+                .padding(innerPadding),
         ) {
-            if (uiState.isLoading) {
-                CircularProgressIndicator()
-                return@Column
-            }
-
-            uiState.errorNotification?.let { notification ->
-                Text(
-                    text = notification.resolveText(),
-                    color = MaterialTheme.colorScheme.error,
-                )
-            }
-
-            if (uiState.items.isEmpty()) {
-                Text(stringResource(R.string.two_fa_empty_state))
-            } else {
             LazyColumn(verticalArrangement = Arrangement.spacedBy(10.dp)) {
                 items(uiState.items) { item ->
                         Card(
@@ -159,30 +143,11 @@ fun TwoFaTokensScreen(
                                     .padding(14.dp),
                                 horizontalArrangement = Arrangement.SpaceBetween,
                             ) {
-                                Row(
+                                TwoFaTokenListHeader(
+                                    issuer = item.issuer,
+                                    account = item.account,
                                     modifier = Modifier.weight(1f),
-                                    horizontalArrangement = Arrangement.spacedBy(12.dp),
-                                ) {
-                                    Icon(
-                                        imageVector = Icons.Outlined.Lock,
-                                        contentDescription = null,
-                                        modifier = Modifier
-                                            .size(22.dp)
-                                            .padding(top = 2.dp),
-                                        tint = MaterialTheme.colorScheme.primary,
                                 )
-                                    Column {
-                                        Text(
-                                            text = item.issuer,
-                                            style = MaterialTheme.typography.titleSmall,
-                                        )
-                                        Text(
-                                            text = item.account,
-                                            style = MaterialTheme.typography.bodyMedium,
-                                            color = MaterialTheme.colorScheme.onSurfaceVariant,
-                                        )
-                                    }
-                                }
                                 Row {
                                     IconButton(
                                         onClick = { editingToken = item },
@@ -284,7 +249,6 @@ fun TwoFaTokensScreen(
                 }
         }
     }
-    }
 
     if (creating) {
         TwoFaTokenEditDialog(

ui/src/main/java/com/github/nullptroma/wallenc/ui/screens/main/screens/storage/twofa/TwoFaTokensScreenContent.kt

@@ -0,0 +1,86 @@
+package com.github.nullptroma.wallenc.ui.screens.main.screens.storage.twofa
+
+import androidx.compose.foundation.layout.Arrangement
+import androidx.compose.foundation.layout.Column
+import androidx.compose.foundation.layout.Row
+import androidx.compose.foundation.layout.fillMaxSize
+import androidx.compose.foundation.layout.padding
+import androidx.compose.foundation.layout.size
+import androidx.compose.material.icons.Icons
+import androidx.compose.material.icons.outlined.Lock
+import androidx.compose.material3.CircularProgressIndicator
+import androidx.compose.material3.Icon
+import androidx.compose.material3.MaterialTheme
+import androidx.compose.material3.Text
+import androidx.compose.runtime.Composable
+import androidx.compose.ui.Alignment
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.res.stringResource
+import androidx.compose.ui.unit.dp
+import com.github.nullptroma.wallenc.ui.R
+import com.github.nullptroma.wallenc.ui.resources.resolveText
+
+@Composable
+fun TwoFaTokensScreenContent(
+    uiState: TwoFaTokensScreenState,
+    modifier: Modifier = Modifier,
+    tokenList: @Composable () -> Unit = {},
+) {
+    Column(
+        modifier = modifier
+            .fillMaxSize()
+            .padding(16.dp),
+        verticalArrangement = Arrangement.spacedBy(12.dp),
+    ) {
+        if (uiState.isLoading) {
+            CircularProgressIndicator()
+            return@Column
+        }
+
+        uiState.errorNotification?.let { notification ->
+            Text(
+                text = notification.resolveText(),
+                color = MaterialTheme.colorScheme.error,
+            )
+        }
+
+        if (uiState.items.isEmpty()) {
+            Text(stringResource(R.string.two_fa_empty_state))
+        } else {
+            tokenList()
+        }
+    }
+}
+
+@Composable
+fun TwoFaTokenListHeader(
+    issuer: String,
+    account: String,
+    modifier: Modifier = Modifier,
+) {
+    Row(
+        modifier = modifier,
+        horizontalArrangement = Arrangement.spacedBy(12.dp),
+        verticalAlignment = Alignment.Top,
+    ) {
+        Icon(
+            imageVector = Icons.Outlined.Lock,
+            contentDescription = null,
+            modifier = Modifier
+                .size(22.dp)
+                .padding(top = 2.dp),
+            tint = MaterialTheme.colorScheme.primary,
+        )
+        Column {
+            Text(
+                text = issuer,
+                style = MaterialTheme.typography.titleSmall,
+            )
+            Text(
+                text = account,
+                style = MaterialTheme.typography.bodyMedium,
+                color = MaterialTheme.colorScheme.onSurfaceVariant,
+            )
+        }
+    }
+}

ui/src/test/java/com/github/nullptroma/wallenc/ui/ExampleUnitTest.kt

@@ -1,17 +0,0 @@
-package com.github.nullptroma.wallenc.ui
-
-import org.junit.Test
-
-import org.junit.Assert.*
-
-/**
- * Example local unit test, which will execute on the development machine (host).
- *
- * See [testing documentation](http://d.android.com/tools/testing).
- */
-class ExampleUnitTest {
-    @Test
-    fun addition_isCorrect() {
-        assertEquals(4, 2 + 2)
-    }
-}

ui/src/test/java/com/github/nullptroma/wallenc/ui/navigation/WallencDeepLinksTest.kt

@@ -0,0 +1,39 @@
+package com.github.nullptroma.wallenc.ui.navigation
+
+import android.content.Intent
+import android.net.Uri
+import org.junit.Assert.assertFalse
+import org.junit.Assert.assertTrue
+import org.junit.Test
+import org.junit.runner.RunWith
+import org.robolectric.RobolectricTestRunner
+import org.robolectric.annotation.Config
+
+@RunWith(RobolectricTestRunner::class)
+@Config(sdk = [33])
+class WallencDeepLinksTest {
+
+    @Test
+    fun matchesWallencViewIntent() {
+        val intent = Intent(Intent.ACTION_VIEW, Uri.parse(WallencDeepLinks.MAIN_URI_PATTERN))
+        assertTrue(intent.matchesWallencDeepLink())
+    }
+
+    @Test
+    fun rejectsUnrelatedIntent() {
+        val intent = Intent(Intent.ACTION_MAIN)
+        assertFalse(intent.matchesWallencDeepLink())
+    }
+
+    @Test
+    fun matchesTasksAndSettingsHosts() {
+        assertTrue(
+            Intent(Intent.ACTION_VIEW, Uri.parse(WallencDeepLinks.TASKS_URI_PATTERN))
+                .matchesWallencDeepLink(),
+        )
+        assertTrue(
+            Intent(Intent.ACTION_VIEW, Uri.parse(WallencDeepLinks.SETTINGS_URI_PATTERN))
+                .matchesWallencDeepLink(),
+        )
+    }
+}

ui/src/test/java/com/github/nullptroma/wallenc/ui/screens/main/screens/storage/twofa/OtpAuthUriParserTest.kt

@@ -0,0 +1,37 @@
+package com.github.nullptroma.wallenc.ui.screens.main.screens.storage.twofa
+
+import org.junit.Assert.assertEquals
+import org.junit.Assert.assertNotNull
+import org.junit.Assert.assertNull
+import org.junit.Test
+import org.junit.runner.RunWith
+import org.robolectric.RobolectricTestRunner
+import org.robolectric.annotation.Config
+
+@RunWith(RobolectricTestRunner::class)
+@Config(sdk = [33])
+class OtpAuthUriParserTest {
+
+    @Test
+    fun parsesStandardTotpUri() {
+        val uri = "otpauth://totp/GitHub:user@example.com?secret=JBSWY3DPEHPK3PXP&issuer=GitHub&digits=6&period=30"
+        val parsed = parseOtpAuthTotpUri(uri)
+        assertNotNull(parsed)
+        assertEquals("GitHub", parsed!!.issuer)
+        assertEquals("user@example.com", parsed.account)
+        assertEquals("JBSWY3DPEHPK3PXP", parsed.secret)
+        assertEquals(6, parsed.digits)
+        assertEquals(30, parsed.periodSeconds)
+        assertEquals("SHA1", parsed.algorithm)
+    }
+
+    @Test
+    fun rejectsNonOtpauthScheme() {
+        assertNull(parseOtpAuthTotpUri("https://example.com"))
+    }
+
+    @Test
+    fun rejectsMissingSecret() {
+        assertNull(parseOtpAuthTotpUri("otpauth://totp/Test:account"))
+    }
+}

ui/src/test/java/com/github/nullptroma/wallenc/ui/screens/main/screens/tasks/TaskPipelineViewModelTest.kt

@@ -0,0 +1,42 @@
+package com.github.nullptroma.wallenc.ui.screens.main.screens.tasks
+
+import com.github.nullptroma.wallenc.domain.tasks.TaskRunState
+import com.github.nullptroma.wallenc.task.runtime.TaskOrchestrator
+import com.github.nullptroma.wallenc.ui.resources.UiStringResolver
+import io.mockk.every
+import io.mockk.mockk
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.delay
+import kotlinx.coroutines.runBlocking
+import kotlinx.coroutines.withTimeout
+import org.junit.Assert.assertTrue
+import org.junit.Test
+import org.junit.runner.RunWith
+import org.robolectric.RobolectricTestRunner
+import org.robolectric.annotation.Config
+
+@RunWith(RobolectricTestRunner::class)
+@Config(sdk = [33])
+class TaskPipelineViewModelTest {
+
+    @Test
+    fun startTestTaskEnqueuesWork() = runBlocking {
+        val orchestrator = TaskOrchestrator(Dispatchers.Default)
+        val uiStrings = mockk<UiStringResolver>()
+        every { uiStrings.invoke(any<Int>(), any()) } returns "Test task"
+        every { uiStrings.invoke(any<Int>()) } returns "Test"
+        val viewModel = TaskPipelineViewModel(orchestrator, uiStrings)
+
+        viewModel.startTestTask(durationSec = 0, infinityIndeterminateProgress = false)
+
+        withTimeout(5_000) {
+            while (true) {
+                val task = orchestrator.pipelineState.value.tasks.singleOrNull()
+                if (task?.state is TaskRunState.Completed) break
+                delay(25)
+            }
+        }
+        val task = orchestrator.pipelineState.value.tasks.single()
+        assertTrue(task.state is TaskRunState.Completed)
+    }
+}

usecases/build.gradle.kts

@@ -20,4 +20,5 @@ dependencies {
     implementation(libs.kotlinx.serialization.json)
     implementation(libs.java.otp)
     testImplementation(libs.junit)
+    testImplementation(libs.kotlinx.coroutines.test)
 }

usecases/src/test/java/com/github/nullptroma/wallenc/usecases/StorageDomainUseCasesTest.kt

@@ -1,42 +1,19 @@
 package com.github.nullptroma.wallenc.usecases
 
-import com.github.nullptroma.wallenc.domain.datatypes.DataPage
-import com.github.nullptroma.wallenc.domain.datatypes.StorageEncryptionInfo
 import com.github.nullptroma.wallenc.domain.datatypes.TextSecretEntryRecord
-import com.github.nullptroma.wallenc.domain.datatypes.StorageSyncJournalEntry
-import com.github.nullptroma.wallenc.domain.datatypes.StorageSyncLock
-import com.github.nullptroma.wallenc.domain.interfaces.IDirectory
-import com.github.nullptroma.wallenc.domain.interfaces.IFile
-import com.github.nullptroma.wallenc.domain.interfaces.IStorage
-import com.github.nullptroma.wallenc.domain.interfaces.IStorageAccessor
-import com.github.nullptroma.wallenc.domain.interfaces.IMetaInfo
-import com.github.nullptroma.wallenc.domain.interfaces.IStorageMetaInfo
-import com.github.nullptroma.wallenc.domain.tasks.TaskProgress
-import kotlinx.coroutines.flow.Flow
-import kotlinx.coroutines.flow.MutableSharedFlow
-import kotlinx.coroutines.flow.MutableStateFlow
-import kotlinx.coroutines.flow.SharedFlow
-import kotlinx.coroutines.flow.StateFlow
-import kotlinx.coroutines.flow.emptyFlow
+import com.github.nullptroma.wallenc.usecases.fakes.FakeStorage
 import kotlinx.coroutines.flow.first
-import kotlinx.coroutines.flow.flowOf
-import kotlinx.coroutines.runBlocking
+import kotlinx.coroutines.test.runTest
 import org.junit.Assert.assertEquals
 import org.junit.Assert.assertNotNull
 import org.junit.Assert.assertNull
 import org.junit.Assert.assertTrue
 import org.junit.Test
-import java.io.ByteArrayInputStream
-import java.io.ByteArrayOutputStream
-import java.io.InputStream
-import java.io.OutputStream
-import java.time.Instant
-import java.util.UUID
 
 class StorageDomainUseCasesTest {
 
     @Test
-    fun twoFaCrudWorksAndPersists() = runBlocking {
+    fun twoFaCrudWorksAndPersists() = runTest {
         val storage = FakeStorage()
         val useCase = ManageTwoFaTokensUseCase()
 
@@ -63,7 +40,7 @@ class StorageDomainUseCasesTest {
     }
 
     @Test
-    fun twoFaInvalidJsonFallsBackToEmptyList() = runBlocking {
+    fun twoFaInvalidJsonFallsBackToEmptyList() = runTest {
         val storage = FakeStorage().apply {
             setDomainFile(StorageDomainDataFiles.TWO_FA_TOKENS_FILE, "not-json")
         }
@@ -72,7 +49,7 @@ class StorageDomainUseCasesTest {
     }
 
     @Test
-    fun textSecretsCrudWorksWithOptionalLabels() = runBlocking {
+    fun textSecretsCrudWorksWithOptionalLabels() = runTest {
         val storage = FakeStorage()
         val useCase = ManageTextSecretsUseCase()
 
@@ -104,7 +81,7 @@ class StorageDomainUseCasesTest {
     }
 
     @Test
-    fun textSecretsInvalidJsonFallsBackToEmptyList() = runBlocking {
+    fun textSecretsInvalidJsonFallsBackToEmptyList() = runTest {
         val storage = FakeStorage().apply {
             setDomainFile(StorageDomainDataFiles.TEXT_SECRETS_FILE, "{broken")
         }
@@ -112,131 +89,3 @@ class StorageDomainUseCasesTest {
         assertTrue(useCase.observe(storage).first().isEmpty())
     }
 }
-
-private class FakeStorage : IStorage {
-    private val accessorImpl = FakeStorageAccessor()
-
-    override val uuid: UUID = UUID.randomUUID()
-    override val isAvailable: StateFlow<Boolean> = MutableStateFlow(true)
-    override val size: StateFlow<Long?> = MutableStateFlow(0L)
-    override val numberOfFiles: StateFlow<Int?> = MutableStateFlow(0)
-    override val isEmpty: Flow<Boolean?> = flowOf(true)
-    override val metaInfo: StateFlow<IStorageMetaInfo> = MutableStateFlow(FakeMetaInfo())
-    override val isVirtualStorage: Boolean = false
-    override val accessor: IStorageAccessor = accessorImpl
-
-    override suspend fun rename(newName: String) = Unit
-
-    override suspend fun setEncInfo(encInfo: StorageEncryptionInfo?) = Unit
-
-    override suspend fun clearAllContent(onProgress: suspend (TaskProgress) -> Unit) = Unit
-
-    fun setDomainFile(path: String, value: String) {
-        accessorImpl.dataFiles[path] = value.encodeToByteArray()
-    }
-}
-
-private class FakeMetaInfo : IStorageMetaInfo {
-    override val encInfo: StorageEncryptionInfo? = null
-    override val name: String = "Fake"
-    override val lastModified: Instant = Instant.now()
-}
-
-private class FakeStorageAccessor : IStorageAccessor {
-    val dataFiles: MutableMap<String, ByteArray> = mutableMapOf()
-    private val systemFiles: MutableMap<String, ByteArray> = mutableMapOf()
-    private val _filesUpdates = MutableSharedFlow<DataPage<IFile>>(extraBufferCapacity = 16)
-
-    override val size: StateFlow<Long?> = MutableStateFlow(0L)
-    override val numberOfFiles: StateFlow<Int?> = MutableStateFlow(0)
-    override val isAvailable: StateFlow<Boolean> = MutableStateFlow(true)
-    override val filesUpdates: SharedFlow<DataPage<IFile>> = _filesUpdates
-    override val dirsUpdates: SharedFlow<DataPage<IDirectory>> = MutableSharedFlow()
-
-    override suspend fun getAllFiles(): List<IFile> = emptyList()
-
-    override suspend fun getFiles(path: String): List<IFile> = emptyList()
-
-    override fun getFilesFlow(path: String): Flow<DataPage<IFile>> = emptyFlow()
-
-    override suspend fun getAllDirs(): List<IDirectory> = emptyList()
-
-    override suspend fun getDirs(path: String): List<IDirectory> = emptyList()
-
-    override fun getDirsFlow(path: String): Flow<DataPage<IDirectory>> = emptyFlow()
-
-    override suspend fun getFileInfo(path: String): IFile {
-        error("Not implemented in tests")
-    }
-
-    override suspend fun getDirInfo(path: String): IDirectory {
-        error("Not implemented in tests")
-    }
-
-    override suspend fun setHidden(path: String, hidden: Boolean) = Unit
-
-    override suspend fun touchFile(path: String) = Unit
-
-    override suspend fun touchDir(path: String) = Unit
-
-    override suspend fun delete(path: String) = Unit
-
-    override suspend fun openWrite(path: String): OutputStream {
-        return object : ByteArrayOutputStream() {
-            override fun close() {
-                dataFiles[path] = toByteArray()
-                _filesUpdates.tryEmit(
-                    DataPage(
-                        listOf(FakeFile(path)),
-                        pageLength = 1,
-                        pageIndex = 0,
-                    ),
-                )
-            }
-        }
-    }
-
-    override suspend fun openRead(path: String): InputStream {
-        val bytes = dataFiles[path] ?: throw IllegalStateException("File not found: $path")
-        return ByteArrayInputStream(bytes)
-    }
-
-    override suspend fun moveToTrash(path: String) = Unit
-
-    override suspend fun openReadSystemFile(name: String): InputStream {
-        val bytes = systemFiles[name] ?: ByteArray(0)
-        return ByteArrayInputStream(bytes)
-    }
-
-    override suspend fun openWriteSystemFile(name: String): OutputStream {
-        return object : ByteArrayOutputStream() {
-            override fun close() {
-                systemFiles[name] = toByteArray()
-            }
-        }
-    }
-
-    override suspend fun readSyncJournal(): List<StorageSyncJournalEntry> = emptyList()
-
-    override suspend fun appendSyncJournal(entries: List<StorageSyncJournalEntry>) = Unit
-
-    override suspend fun rewriteSyncJournal(entries: List<StorageSyncJournalEntry>) = Unit
-
-    override suspend fun readSyncLock(): StorageSyncLock? = null
-
-    override suspend fun tryAcquireSyncLock(holderId: String, leaseUntil: Instant): Boolean = true
-
-    override suspend fun releaseSyncLock(holderId: String) = Unit
-
-    override suspend fun forceClearSyncLock() = Unit
-}
-
-private class FakeFile(path: String) : IFile {
-    override val metaInfo: IMetaInfo = object : IMetaInfo {
-        override val size: Long = 0L
-        override val isDeleted: Boolean = false
-        override val isHidden: Boolean = false
-        override val lastModified: Instant = Instant.now()
-        override val path: String = path
-    }
-}

usecases/src/test/java/com/github/nullptroma/wallenc/usecases/StorageSyncEngineTest.kt

@@ -0,0 +1,152 @@
+package com.github.nullptroma.wallenc.usecases
+
+import com.github.nullptroma.wallenc.domain.datatypes.StorageSyncJournalEntry
+import com.github.nullptroma.wallenc.domain.datatypes.StorageSyncOperation
+import com.github.nullptroma.wallenc.domain.datatypes.StorageSyncRevision
+import com.github.nullptroma.wallenc.domain.interfaces.StorageSyncGroup
+import com.github.nullptroma.wallenc.domain.interfaces.StorageSyncGroupEncryptionKind
+import com.github.nullptroma.wallenc.domain.tasks.TaskProgressLabel
+import com.github.nullptroma.wallenc.usecases.fakes.FakeStorage
+import com.github.nullptroma.wallenc.usecases.fakes.FakeStorageSyncGroupStore
+import com.github.nullptroma.wallenc.usecases.fakes.FakeVaultsManager
+import kotlinx.coroutines.runBlocking
+import org.junit.Assert.assertArrayEquals
+import org.junit.Assert.assertNull
+import org.junit.Assert.assertTrue
+import org.junit.Test
+import java.time.Instant
+
+class StorageSyncEngineTest {
+
+    @Test
+    fun syncAllGroupsReportsNoGroupsWhenEmpty() = runBlocking {
+        val labels = mutableListOf<TaskProgressLabel?>()
+        val engine = createEngine(storages = emptyList(), groups = emptyList())
+        engine.syncAllGroups { _, label -> labels.add(label) }
+        assertTrue(labels.any { it is TaskProgressLabel.SyncNoGroups })
+    }
+
+    @Test
+    fun syncGroupCopiesFileFromSourceToTarget() = runBlocking {
+        val source = FakeStorage()
+        val target = FakeStorage()
+        val path = "shared/doc.txt"
+        val payload = "sync-payload".encodeToByteArray()
+        source.putFile(path, payload)
+
+        val entry = StorageSyncJournalEntry(
+            path = path,
+            operation = StorageSyncOperation.UPSERT,
+            revision = StorageSyncRevision(
+                sequence = 1L,
+                actorId = "actor-a",
+                createdAt = Instant.parse("2024-01-01T00:00:00Z"),
+            ),
+            size = payload.size.toLong(),
+            originStorageUuid = source.uuid,
+        )
+        source.addSyncJournalEntry(entry)
+
+        val groupId = "group-1"
+        val group = StorageSyncGroup(
+            id = groupId,
+            storageUuids = setOf(source.uuid, target.uuid),
+            encryptionKind = StorageSyncGroupEncryptionKind.NONE,
+        )
+        val labels = mutableListOf<TaskProgressLabel?>()
+        val engine = createEngine(
+            storages = listOf(source, target),
+            groups = listOf(group),
+        )
+        engine.syncGroup(groupId) { _, label -> labels.add(label) }
+
+        assertArrayEquals(payload, target.fileBytes(path))
+        assertTrue(labels.any { it is TaskProgressLabel.SyncGroupCompleted })
+        assertTrue(target.syncJournalEntries().any { it.path == path })
+    }
+
+    @Test
+    fun syncGroupSkippedWhenFewerThanTwoStorages() = runBlocking {
+        val only = FakeStorage()
+        val groupId = "solo"
+        val group = StorageSyncGroup(
+            id = groupId,
+            storageUuids = setOf(only.uuid),
+            encryptionKind = StorageSyncGroupEncryptionKind.NONE,
+        )
+        val labels = mutableListOf<TaskProgressLabel?>()
+        val engine = createEngine(storages = listOf(only), groups = listOf(group))
+        engine.syncGroup(groupId) { _, label -> labels.add(label) }
+        assertTrue(labels.any { it is TaskProgressLabel.SyncGroupSkippedTooFewStorages })
+    }
+
+    @Test
+    fun syncGroupDeleteRemovesFileOnTarget() = runBlocking {
+        val source = FakeStorage()
+        val target = FakeStorage()
+        val path = "obsolete.bin"
+        target.putFile(path, "old".encodeToByteArray())
+
+        val entry = StorageSyncJournalEntry(
+            path = path,
+            operation = StorageSyncOperation.DELETE,
+            revision = StorageSyncRevision(
+                sequence = 2L,
+                actorId = "actor-b",
+                createdAt = Instant.parse("2024-06-01T00:00:00Z"),
+            ),
+        )
+        source.addSyncJournalEntry(entry)
+
+        val group = StorageSyncGroup(
+            id = "delete-group",
+            storageUuids = setOf(source.uuid, target.uuid),
+            encryptionKind = StorageSyncGroupEncryptionKind.NONE,
+        )
+        val engine = createEngine(
+            storages = listOf(source, target),
+            groups = listOf(group),
+        )
+        engine.syncGroup(group.id) { _, _ -> }
+
+        assertNull(target.fileBytes(path))
+    }
+
+    @Test
+    fun syncGroupStopsWhenLockCannotBeAcquired() = runBlocking {
+        val first = FakeStorage()
+        val second = FakeStorage().apply { setAcquireLockResult(false) }
+        val group = StorageSyncGroup(
+            id = "lock-fail",
+            storageUuids = setOf(first.uuid, second.uuid),
+            encryptionKind = StorageSyncGroupEncryptionKind.NONE,
+        )
+        first.addSyncJournalEntry(
+            StorageSyncJournalEntry(
+                path = "a.txt",
+                operation = StorageSyncOperation.UPSERT,
+                revision = StorageSyncRevision(1L, "x", Instant.EPOCH),
+            ),
+        )
+        val labels = mutableListOf<TaskProgressLabel?>()
+        val engine = createEngine(
+            storages = listOf(first, second),
+            groups = listOf(group),
+        )
+        engine.syncGroup(group.id) { _, label -> labels.add(label) }
+        assertTrue(labels.any { it is TaskProgressLabel.SyncGroupLockFailed })
+    }
+
+    private fun createEngine(
+        storages: List<FakeStorage>,
+        groups: List<StorageSyncGroup>,
+    ): StorageSyncEngine {
+        val vaultsManager = FakeVaultsManager(storages)
+        val findStorage = FindStorageUseCase(vaultsManager)
+        return StorageSyncEngine(
+            vaultsManager = vaultsManager,
+            groupStore = FakeStorageSyncGroupStore(groups),
+            findStorageUseCase = findStorage,
+        )
+    }
+}

usecases/src/test/java/com/github/nullptroma/wallenc/usecases/TwoFaTotpTest.kt

@@ -0,0 +1,88 @@
+package com.github.nullptroma.wallenc.usecases
+
+import com.github.nullptroma.wallenc.domain.datatypes.TwoFaTokenRecord
+import com.eatthepath.otp.TimeBasedOneTimePasswordGenerator
+import org.junit.Assert.assertEquals
+import org.junit.Assert.assertNotNull
+import org.junit.Assert.assertTrue
+import org.junit.Test
+import java.time.Duration
+import java.time.Instant
+import javax.crypto.spec.SecretKeySpec
+
+class TwoFaTotpTest {
+
+    @Test
+    fun buildTwoFaCodeStateMatchesJavaOtpForKnownSecret() {
+        val secretBase32 = "JBSWY3DPEHPK3PXP"
+        val token = TwoFaTokenRecord(
+            id = "1",
+            issuer = "Test",
+            account = "user",
+            secret = secretBase32,
+            digits = 6,
+            periodSeconds = 30,
+            algorithm = "SHA1",
+            notes = null,
+        )
+        val nowMillis = 1_700_000_000_000L
+        val state = buildTwoFaCodeState(token, nowMillis)
+        assertNotNull(state)
+        val expected = generateReferenceTotp(secretBase32, nowMillis, 6, 30, "HmacSHA1")
+        assertEquals(expected, state!!.code)
+        assertTrue(state.secondsUntilRefresh in 1..30)
+    }
+
+    @Test
+    fun buildTwoFaCodeStateReturnsNullForInvalidSecret() {
+        val token = TwoFaTokenRecord(
+            id = "1",
+            issuer = "Test",
+            account = "user",
+            secret = "!!!not-base32!!!",
+            digits = 6,
+            periodSeconds = 30,
+            algorithm = "SHA1",
+            notes = null,
+        )
+        assertEquals(null, buildTwoFaCodeState(token, System.currentTimeMillis()))
+    }
+
+    private fun generateReferenceTotp(
+        secretBase32: String,
+        nowMillis: Long,
+        digits: Int,
+        periodSeconds: Int,
+        macAlgorithm: String,
+    ): String {
+        val key = decodeBase32(secretBase32)
+        val generator = TimeBasedOneTimePasswordGenerator(
+            Duration.ofSeconds(periodSeconds.toLong()),
+            digits,
+            macAlgorithm,
+        )
+        val otp = generator.generateOneTimePassword(
+            SecretKeySpec(key, "RAW"),
+            Instant.ofEpochMilli(nowMillis),
+        )
+        return otp.toString().padStart(digits, '0')
+    }
+
+    private fun decodeBase32(input: String): ByteArray {
+        val alphabet = "ABCDEFGHIJKLMNOPQRSTUVWXYZ234567"
+        val clean = input.uppercase().replace(" ", "").replace("=", "")
+        var buffer = 0
+        var bitsLeft = 0
+        val out = ArrayList<Byte>()
+        for (ch in clean) {
+            val value = alphabet.indexOf(ch)
+            buffer = (buffer shl 5) or value
+            bitsLeft += 5
+            if (bitsLeft >= 8) {
+                out.add(((buffer shr (bitsLeft - 8)) and 0xFF).toByte())
+                bitsLeft -= 8
+            }
+        }
+        return out.toByteArray()
+    }
+}

usecases/src/test/java/com/github/nullptroma/wallenc/usecases/fakes/FakeStorage.kt

@@ -0,0 +1,60 @@
+package com.github.nullptroma.wallenc.usecases.fakes
+
+import com.github.nullptroma.wallenc.domain.datatypes.StorageEncryptionInfo
+import com.github.nullptroma.wallenc.domain.datatypes.StorageSyncJournalEntry
+import com.github.nullptroma.wallenc.domain.interfaces.IStorage
+import com.github.nullptroma.wallenc.domain.interfaces.IStorageAccessor
+import com.github.nullptroma.wallenc.domain.interfaces.IStorageMetaInfo
+import com.github.nullptroma.wallenc.domain.tasks.TaskProgress
+import kotlinx.coroutines.flow.Flow
+import kotlinx.coroutines.flow.MutableStateFlow
+import kotlinx.coroutines.flow.StateFlow
+import kotlinx.coroutines.flow.flowOf
+import java.time.Instant
+import java.util.UUID
+
+class FakeStorage(
+    override val uuid: UUID = UUID.randomUUID(),
+    private val accessorImpl: FakeStorageAccessor = FakeStorageAccessor(),
+    private val meta: FakeMetaInfo = FakeMetaInfo(),
+) : IStorage {
+    override val isAvailable: StateFlow<Boolean> = MutableStateFlow(true)
+    override val size: StateFlow<Long?> = MutableStateFlow(0L)
+    override val numberOfFiles: StateFlow<Int?> = MutableStateFlow(0)
+    override val isEmpty: Flow<Boolean?> = flowOf(true)
+    override val metaInfo: StateFlow<IStorageMetaInfo> = MutableStateFlow(meta)
+    override val isVirtualStorage: Boolean = false
+    override val accessor: IStorageAccessor = accessorImpl
+
+    override suspend fun rename(newName: String) = Unit
+
+    override suspend fun setEncInfo(encInfo: StorageEncryptionInfo?) = Unit
+
+    override suspend fun clearAllContent(onProgress: suspend (TaskProgress) -> Unit) = Unit
+
+    fun setDomainFile(path: String, value: String) {
+        putFile(path, value.encodeToByteArray())
+    }
+
+    fun putFile(path: String, bytes: ByteArray) {
+        accessorImpl.dataFiles[path] = bytes
+    }
+
+    fun fileBytes(path: String): ByteArray? = accessorImpl.dataFiles[path]
+
+    fun addSyncJournalEntry(entry: StorageSyncJournalEntry) {
+        accessorImpl.syncJournal.add(entry)
+    }
+
+    fun syncJournalEntries(): List<StorageSyncJournalEntry> = accessorImpl.syncJournal.toList()
+
+    fun setAcquireLockResult(result: Boolean) {
+        accessorImpl.acquireLockResult = result
+    }
+}
+
+class FakeMetaInfo(
+    override val encInfo: StorageEncryptionInfo? = null,
+    override val name: String = "Fake",
+    override val lastModified: Instant = Instant.now(),
+) : IStorageMetaInfo

usecases/src/test/java/com/github/nullptroma/wallenc/usecases/fakes/FakeStorageAccessor.kt

@@ -0,0 +1,140 @@
+package com.github.nullptroma.wallenc.usecases.fakes
+
+import com.github.nullptroma.wallenc.domain.datatypes.DataPage
+import com.github.nullptroma.wallenc.domain.datatypes.StorageSyncJournalEntry
+import com.github.nullptroma.wallenc.domain.datatypes.StorageSyncLock
+import com.github.nullptroma.wallenc.domain.interfaces.IDirectory
+import com.github.nullptroma.wallenc.domain.interfaces.IFile
+import com.github.nullptroma.wallenc.domain.interfaces.IMetaInfo
+import com.github.nullptroma.wallenc.domain.interfaces.IStorageAccessor
+import kotlinx.coroutines.flow.Flow
+import kotlinx.coroutines.flow.MutableSharedFlow
+import kotlinx.coroutines.flow.MutableStateFlow
+import kotlinx.coroutines.flow.SharedFlow
+import kotlinx.coroutines.flow.StateFlow
+import kotlinx.coroutines.flow.emptyFlow
+import java.io.ByteArrayInputStream
+import java.io.ByteArrayOutputStream
+import java.io.InputStream
+import java.io.OutputStream
+import java.time.Instant
+
+class FakeStorageAccessor : IStorageAccessor {
+    val dataFiles: MutableMap<String, ByteArray> = mutableMapOf()
+    private val systemFiles: MutableMap<String, ByteArray> = mutableMapOf()
+    private val _filesUpdates = MutableSharedFlow<DataPage<IFile>>(extraBufferCapacity = 16)
+
+    var syncJournal: MutableList<StorageSyncJournalEntry> = mutableListOf()
+    var syncLock: StorageSyncLock? = null
+    var acquireLockResult: Boolean = true
+
+    override val size: StateFlow<Long?> = MutableStateFlow(0L)
+    override val numberOfFiles: StateFlow<Int?> = MutableStateFlow(0)
+    override val isAvailable: StateFlow<Boolean> = MutableStateFlow(true)
+    override val filesUpdates: SharedFlow<DataPage<IFile>> = _filesUpdates
+    override val dirsUpdates: SharedFlow<DataPage<IDirectory>> = MutableSharedFlow()
+
+    override suspend fun getAllFiles(): List<IFile> = emptyList()
+
+    override suspend fun getFiles(path: String): List<IFile> = emptyList()
+
+    override fun getFilesFlow(path: String): Flow<DataPage<IFile>> = emptyFlow()
+
+    override suspend fun getAllDirs(): List<IDirectory> = emptyList()
+
+    override suspend fun getDirs(path: String): List<IDirectory> = emptyList()
+
+    override fun getDirsFlow(path: String): Flow<DataPage<IDirectory>> = emptyFlow()
+
+    override suspend fun getFileInfo(path: String): IFile {
+        error("Not implemented in tests")
+    }
+
+    override suspend fun getDirInfo(path: String): IDirectory {
+        error("Not implemented in tests")
+    }
+
+    override suspend fun setHidden(path: String, hidden: Boolean) = Unit
+
+    override suspend fun touchFile(path: String) = Unit
+
+    override suspend fun touchDir(path: String) = Unit
+
+    override suspend fun delete(path: String) {
+        dataFiles.remove(path)
+    }
+
+    override suspend fun openWrite(path: String): OutputStream {
+        return object : ByteArrayOutputStream() {
+            override fun close() {
+                dataFiles[path] = toByteArray()
+                _filesUpdates.tryEmit(
+                    DataPage(
+                        listOf(FakeFile(path)),
+                        pageLength = 1,
+                        pageIndex = 0,
+                    ),
+                )
+            }
+        }
+    }
+
+    override suspend fun openRead(path: String): InputStream {
+        val bytes = dataFiles[path] ?: throw IllegalStateException("File not found: $path")
+        return ByteArrayInputStream(bytes)
+    }
+
+    override suspend fun moveToTrash(path: String) = Unit
+
+    override suspend fun openReadSystemFile(name: String): InputStream {
+        val bytes = systemFiles[name] ?: ByteArray(0)
+        return ByteArrayInputStream(bytes)
+    }
+
+    override suspend fun openWriteSystemFile(name: String): OutputStream {
+        return object : ByteArrayOutputStream() {
+            override fun close() {
+                systemFiles[name] = toByteArray()
+            }
+        }
+    }
+
+    override suspend fun readSyncJournal(): List<StorageSyncJournalEntry> = syncJournal.toList()
+
+    override suspend fun appendSyncJournal(entries: List<StorageSyncJournalEntry>) {
+        syncJournal.addAll(entries)
+    }
+
+    override suspend fun rewriteSyncJournal(entries: List<StorageSyncJournalEntry>) {
+        syncJournal.clear()
+        syncJournal.addAll(entries)
+    }
+
+    override suspend fun readSyncLock(): StorageSyncLock? = syncLock
+
+    override suspend fun tryAcquireSyncLock(holderId: String, leaseUntil: Instant): Boolean {
+        if (!acquireLockResult) return false
+        syncLock = StorageSyncLock(holderId, leaseUntil, Instant.now())
+        return true
+    }
+
+    override suspend fun releaseSyncLock(holderId: String) {
+        if (syncLock?.holderId == holderId) {
+            syncLock = null
+        }
+    }
+
+    override suspend fun forceClearSyncLock() {
+        syncLock = null
+    }
+}
+
+class FakeFile(path: String) : IFile {
+    override val metaInfo: IMetaInfo = object : IMetaInfo {
+        override val size: Long = 0L
+        override val isDeleted: Boolean = false
+        override val isHidden: Boolean = false
+        override val lastModified: Instant = Instant.now()
+        override val path: String = path
+    }
+}

usecases/src/test/java/com/github/nullptroma/wallenc/usecases/fakes/FakeStorageSyncGroupStore.kt

@@ -0,0 +1,18 @@
+package com.github.nullptroma.wallenc.usecases.fakes
+
+import com.github.nullptroma.wallenc.domain.interfaces.IStorageSyncGroupStore
+import com.github.nullptroma.wallenc.domain.interfaces.StorageSyncGroup
+
+class FakeStorageSyncGroupStore(
+    private var groups: List<StorageSyncGroup> = emptyList(),
+) : IStorageSyncGroupStore {
+    override suspend fun getGroups(): List<StorageSyncGroup> = groups
+
+    override suspend fun putGroup(group: StorageSyncGroup) {
+        groups = groups.filterNot { it.id == group.id } + group
+    }
+
+    override suspend fun removeGroup(groupId: String) {
+        groups = groups.filterNot { it.id == groupId }
+    }
+}

usecases/src/test/java/com/github/nullptroma/wallenc/usecases/fakes/FakeVaultsManager.kt

@@ -0,0 +1,30 @@
+package com.github.nullptroma.wallenc.usecases.fakes
+
+import com.github.nullptroma.wallenc.domain.datatypes.EncryptKey
+import com.github.nullptroma.wallenc.domain.interfaces.IStorage
+import com.github.nullptroma.wallenc.domain.interfaces.IUnlockManager
+import com.github.nullptroma.wallenc.domain.interfaces.IVault
+import com.github.nullptroma.wallenc.domain.interfaces.IVaultsManager
+import kotlinx.coroutines.flow.MutableStateFlow
+import kotlinx.coroutines.flow.StateFlow
+import java.util.UUID
+
+class FakeVaultsManager(
+    storages: List<IStorage>,
+) : IVaultsManager {
+    override val vaults: StateFlow<List<IVault>> = MutableStateFlow(emptyList())
+    override val allStorages: StateFlow<List<IStorage>> = MutableStateFlow(storages)
+    override val unlockManager: IUnlockManager = FakeUnlockManager()
+}
+
+class FakeUnlockManager : IUnlockManager {
+    override val openedStorages: StateFlow<Map<UUID, IStorage>> = MutableStateFlow(emptyMap())
+
+    override fun getOpenedStorageKey(uuid: UUID): EncryptKey? = null
+
+    override suspend fun open(storage: IStorage, key: EncryptKey, rememberPassword: Boolean): IStorage = storage
+
+    override suspend fun close(storage: IStorage) = Unit
+
+    override suspend fun close(uuid: UUID) = Unit
+}