Add test on DefaultClearCacheUseCase

features/preferences/impl/build.gradle.kts

@@ -88,8 +88,10 @@ dependencies {
     testImplementation(projects.libraries.preferences.test)
     testImplementation(projects.libraries.push.test)
     testImplementation(projects.libraries.pushstore.test)
+    testImplementation(projects.features.ftue.test)
     testImplementation(projects.features.rageshake.test)
     testImplementation(projects.features.rageshake.impl)
+    testImplementation(projects.features.roomlist.test)
     testImplementation(projects.libraries.indicator.impl)
     testImplementation(projects.libraries.pushproviders.test)
     testImplementation(projects.features.logout.impl)

features/preferences/impl/src/test/kotlin/io/element/android/features/preferences/impl/tasks/DefaultClearCacheUseCaseTest.kt

@@ -0,0 +1,69 @@
+/*
+ * Copyright (c) 2024 New Vector Ltd
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package io.element.android.features.preferences.impl.tasks
+
+import androidx.test.platform.app.InstrumentationRegistry
+import app.cash.turbine.test
+import com.google.common.truth.Truth.assertThat
+import io.element.android.features.ftue.test.FakeFtueService
+import io.element.android.features.preferences.impl.DefaultCacheService
+import io.element.android.features.roomlist.impl.migration.InMemoryMigrationScreenStore
+import io.element.android.libraries.matrix.test.FakeMatrixClient
+import io.element.android.tests.testutils.lambda.lambdaRecorder
+import io.element.android.tests.testutils.testCoroutineDispatchers
+import kotlinx.coroutines.test.runTest
+import okhttp3.OkHttpClient
+import org.junit.Test
+import org.junit.runner.RunWith
+import org.robolectric.RobolectricTestRunner
+
+@RunWith(RobolectricTestRunner::class)
+class DefaultClearCacheUseCaseTest {
+    @Test
+    fun `execute clear cache should do all the expected tasks`() = runTest {
+        val clearCacheLambda = lambdaRecorder<Unit> { }
+        val matrixClient = FakeMatrixClient(
+            clearCacheLambda = clearCacheLambda,
+        )
+        val defaultCacheService = DefaultCacheService()
+        val resetFtueLambda = lambdaRecorder<Unit> { }
+        val ftueService = FakeFtueService(
+            resetLambda = resetFtueLambda,
+        )
+        val resetMigrationLambda = lambdaRecorder<Unit> { }
+        val migrationScreenStore = InMemoryMigrationScreenStore(
+            resetLambda = resetMigrationLambda,
+        )
+        val sut = DefaultClearCacheUseCase(
+            context = InstrumentationRegistry.getInstrumentation().context,
+            matrixClient = matrixClient,
+            coroutineDispatchers = testCoroutineDispatchers(),
+            defaultCacheService = defaultCacheService,
+            okHttpClient = { OkHttpClient.Builder().build() },
+            ftueService = ftueService,
+            migrationScreenStore = migrationScreenStore
+        )
+        defaultCacheService.clearedCacheEventFlow.test {
+            sut.invoke()
+            clearCacheLambda.assertions().isCalledOnce()
+            resetFtueLambda.assertions().isCalledOnce()
+            resetMigrationLambda.assertions().isCalledOnce()
+            assertThat(awaitItem()).isEqualTo(matrixClient.sessionId)
+        }
+    }
+}
+

features/roomlist/test/src/main/kotlin/io/element/android/features/roomlist/impl/migration/InMemoryMigrationScreenStore.kt

@@ -19,7 +19,9 @@ package io.element.android.features.roomlist.impl.migration
 import io.element.android.features.roomlist.api.migration.MigrationScreenStore
 import io.element.android.libraries.matrix.api.core.SessionId
 
-class InMemoryMigrationScreenStore : MigrationScreenStore {
+class InMemoryMigrationScreenStore(
+    private val resetLambda: () -> Unit = { }
+) : MigrationScreenStore {
     private val store = mutableMapOf<SessionId, Boolean>()
 
     override fun isMigrationScreenNeeded(sessionId: SessionId): Boolean {
@@ -33,5 +35,6 @@ class InMemoryMigrationScreenStore : MigrationScreenStore {
 
     override fun reset() {
         store.clear()
+        resetLambda()
     }
 }

libraries/matrix/test/src/main/kotlin/io/element/android/libraries/matrix/test/FakeMatrixClient.kt

@@ -48,6 +48,7 @@ import io.element.android.libraries.matrix.test.roomdirectory.FakeRoomDirectoryS
 import io.element.android.libraries.matrix.test.roomlist.FakeRoomListService
 import io.element.android.libraries.matrix.test.sync.FakeSyncService
 import io.element.android.libraries.matrix.test.verification.FakeSessionVerificationService
+import io.element.android.tests.testutils.lambda.lambdaError
 import io.element.android.tests.testutils.lambda.lambdaRecorder
 import io.element.android.tests.testutils.simulateLongTask
 import kotlinx.collections.immutable.ImmutableList
@@ -80,6 +81,7 @@ class FakeMatrixClient(
     private val accountManagementUrlString: Result<String?> = Result.success(null),
     private val resolveRoomAliasResult: (RoomAlias) -> Result<ResolvedRoomAlias> = { Result.success(ResolvedRoomAlias(A_ROOM_ID, emptyList())) },
     private val getRoomPreviewFromRoomIdResult: (RoomId, List<String>) -> Result<RoomPreview> = { _, _ -> Result.failure(AN_EXCEPTION) },
+    private val clearCacheLambda: () -> Unit = { lambdaError() },
 ) : MatrixClient {
     var setDisplayNameCalled: Boolean = false
         private set
@@ -161,6 +163,7 @@ class FakeMatrixClient(
     }
 
     override suspend fun clearCache() {
+        clearCacheLambda()
     }
 
     override suspend fun logout(ignoreSdkError: Boolean): String? = simulateLongTask {