Merge pull request #91 from kirmanak/simplify-tests

Create testing module to simplify tests

app/build.gradle.kts

@@ -70,6 +70,7 @@ dependencies {
     implementation(project(":datastore"))
     implementation(project(":datasource"))
     implementation(project(":logging"))
+    testImplementation(project(":testing"))
 
     implementation(libs.android.material.material)
 

app/src/test/java/gq/kirmanak/mealient/data/add/impl/AddRecipeRepoTest.kt

@@ -4,8 +4,7 @@ import com.google.common.truth.Truth.assertThat
 import gq.kirmanak.mealient.data.add.AddRecipeDataSource
 import gq.kirmanak.mealient.data.add.AddRecipeRepo
 import gq.kirmanak.mealient.datastore.recipe.AddRecipeStorage
-import gq.kirmanak.mealient.logging.Logger
+import gq.kirmanak.mealient.test.BaseUnitTest
-import gq.kirmanak.mealient.test.FakeLogger
 import gq.kirmanak.mealient.test.RecipeImplTestData.PORRIDGE_ADD_RECIPE_INFO
 import gq.kirmanak.mealient.test.RecipeImplTestData.PORRIDGE_RECIPE_DRAFT
 import io.mockk.*
@@ -17,7 +16,7 @@ import org.junit.Before
 import org.junit.Test
 
 @OptIn(ExperimentalCoroutinesApi::class)
-class AddRecipeRepoTest {
+class AddRecipeRepoTest : BaseUnitTest() {
 
     @MockK(relaxUnitFun = true)
     lateinit var dataSource: AddRecipeDataSource
@@ -25,13 +24,11 @@ class AddRecipeRepoTest {
     @MockK(relaxUnitFun = true)
     lateinit var storage: AddRecipeStorage
 
-    private val logger: Logger = FakeLogger()
-
     private lateinit var subject: AddRecipeRepo
 
     @Before
-    fun setUp() {
+    override fun setUp() {
-        MockKAnnotations.init(this)
+        super.setUp()
         subject = AddRecipeRepoImpl(dataSource, storage, logger)
     }
 

app/src/test/java/gq/kirmanak/mealient/data/analytics/AnalyticsImplTest.kt

@@ -2,15 +2,13 @@ package gq.kirmanak.mealient.data.analytics
 
 import com.google.firebase.analytics.FirebaseAnalytics
 import com.google.firebase.crashlytics.FirebaseCrashlytics
-import gq.kirmanak.mealient.logging.Logger
+import gq.kirmanak.mealient.test.BaseUnitTest
-import gq.kirmanak.mealient.test.FakeLogger
-import io.mockk.MockKAnnotations
 import io.mockk.impl.annotations.MockK
 import io.mockk.verify
 import org.junit.Before
 import org.junit.Test
 
-class AnalyticsImplTest {
+class AnalyticsImplTest : BaseUnitTest() {
 
     @MockK(relaxUnitFun = true)
     lateinit var firebaseAnalytics: FirebaseAnalytics
@@ -20,11 +18,9 @@ class AnalyticsImplTest {
 
     lateinit var subject: Analytics
 
-    private val logger: Logger = FakeLogger()
-
     @Before
-    fun setUp() {
+    override fun setUp() {
-        MockKAnnotations.init(this)
+        super.setUp()
         subject = AnalyticsImpl(firebaseAnalytics, firebaseCrashlytics, logger)
     }
 

app/src/test/java/gq/kirmanak/mealient/data/auth/impl/AuthRepoImplTest.kt

@@ -6,14 +6,13 @@ import gq.kirmanak.mealient.data.auth.AuthRepo
 import gq.kirmanak.mealient.data.auth.AuthStorage
 import gq.kirmanak.mealient.data.baseurl.ServerInfoRepo
 import gq.kirmanak.mealient.datasource.runCatchingExceptCancel
-import gq.kirmanak.mealient.logging.Logger
 import gq.kirmanak.mealient.test.AuthImplTestData.TEST_AUTH_HEADER
 import gq.kirmanak.mealient.test.AuthImplTestData.TEST_BASE_URL
 import gq.kirmanak.mealient.test.AuthImplTestData.TEST_PASSWORD
 import gq.kirmanak.mealient.test.AuthImplTestData.TEST_SERVER_VERSION_V0
 import gq.kirmanak.mealient.test.AuthImplTestData.TEST_TOKEN
 import gq.kirmanak.mealient.test.AuthImplTestData.TEST_USERNAME
-import gq.kirmanak.mealient.test.FakeLogger
+import gq.kirmanak.mealient.test.BaseUnitTest
 import io.mockk.*
 import io.mockk.impl.annotations.MockK
 import kotlinx.coroutines.ExperimentalCoroutinesApi
@@ -24,7 +23,7 @@ import org.junit.Before
 import org.junit.Test
 
 @OptIn(ExperimentalCoroutinesApi::class)
-class AuthRepoImplTest {
+class AuthRepoImplTest : BaseUnitTest() {
 
     @MockK
     lateinit var dataSource: AuthDataSource
@@ -35,13 +34,11 @@ class AuthRepoImplTest {
     @MockK(relaxUnitFun = true)
     lateinit var storage: AuthStorage
 
-    private val logger: Logger = FakeLogger()
-
     lateinit var subject: AuthRepo
 
     @Before
-    fun setUp() {
+    override fun setUp() {
-        MockKAnnotations.init(this)
+        super.setUp()
         subject = AuthRepoImpl(storage, dataSource, logger)
     }
 

app/src/test/java/gq/kirmanak/mealient/data/baseurl/ServerInfoRepoTest.kt

@@ -2,12 +2,10 @@ package gq.kirmanak.mealient.data.baseurl
 
 import com.google.common.truth.Truth.assertThat
 import gq.kirmanak.mealient.datasource.NetworkError
-import gq.kirmanak.mealient.logging.Logger
 import gq.kirmanak.mealient.test.AuthImplTestData.TEST_BASE_URL
 import gq.kirmanak.mealient.test.AuthImplTestData.TEST_VERSION
-import gq.kirmanak.mealient.test.FakeLogger
+import gq.kirmanak.mealient.test.BaseUnitTest
 import gq.kirmanak.mealient.test.RecipeImplTestData.VERSION_INFO_V0
-import io.mockk.MockKAnnotations
 import io.mockk.coEvery
 import io.mockk.coVerify
 import io.mockk.impl.annotations.MockK
@@ -17,9 +15,7 @@ import org.junit.Before
 import org.junit.Test
 
 @OptIn(ExperimentalCoroutinesApi::class)
-class ServerInfoRepoTest {
+class ServerInfoRepoTest : BaseUnitTest() {
-
-    private val logger: Logger = FakeLogger()
 
     private lateinit var subject: ServerInfoRepo
 
@@ -30,8 +26,8 @@ class ServerInfoRepoTest {
     lateinit var dataSource: VersionDataSource
 
     @Before
-    fun setUp() {
+    override fun setUp() {
-        MockKAnnotations.init(this)
+        super.setUp()
         subject = ServerInfoRepoImpl(storage, dataSource, logger)
     }
 

app/src/test/java/gq/kirmanak/mealient/data/baseurl/ServerInfoStorageTest.kt

@@ -6,7 +6,7 @@ import gq.kirmanak.mealient.data.baseurl.impl.ServerInfoStorageImpl
 import gq.kirmanak.mealient.data.storage.PreferencesStorage
 import gq.kirmanak.mealient.test.AuthImplTestData.TEST_BASE_URL
 import gq.kirmanak.mealient.test.AuthImplTestData.TEST_VERSION
-import io.mockk.MockKAnnotations
+import gq.kirmanak.mealient.test.BaseUnitTest
 import io.mockk.coEvery
 import io.mockk.coVerify
 import io.mockk.every
@@ -17,7 +17,7 @@ import org.junit.Before
 import org.junit.Test
 
 @OptIn(ExperimentalCoroutinesApi::class)
-class ServerInfoStorageTest {
+class ServerInfoStorageTest : BaseUnitTest() {
 
     @MockK(relaxUnitFun = true)
     lateinit var preferencesStorage: PreferencesStorage
@@ -28,8 +28,8 @@ class ServerInfoStorageTest {
     private val serverVersionKey = stringPreferencesKey("serverVersionKey")
 
     @Before
-    fun setUp() {
+    override fun setUp() {
-        MockKAnnotations.init(this)
+        super.setUp()
         subject = ServerInfoStorageImpl(preferencesStorage)
         every { preferencesStorage.baseUrlKey } returns baseUrlKey
         every { preferencesStorage.serverVersionKey } returns serverVersionKey

app/src/test/java/gq/kirmanak/mealient/data/network/MealieDataSourceWrapperTest.kt

@@ -6,12 +6,11 @@ import gq.kirmanak.mealient.data.baseurl.ServerInfoRepo
 import gq.kirmanak.mealient.datasource.NetworkError
 import gq.kirmanak.mealient.datasource.v0.MealieDataSourceV0
 import gq.kirmanak.mealient.datasource.v1.MealieDataSourceV1
-import gq.kirmanak.mealient.logging.Logger
 import gq.kirmanak.mealient.test.AuthImplTestData.TEST_AUTH_HEADER
 import gq.kirmanak.mealient.test.AuthImplTestData.TEST_BASE_URL
 import gq.kirmanak.mealient.test.AuthImplTestData.TEST_SERVER_VERSION_V0
 import gq.kirmanak.mealient.test.AuthImplTestData.TEST_SERVER_VERSION_V1
-import gq.kirmanak.mealient.test.FakeLogger
+import gq.kirmanak.mealient.test.BaseUnitTest
 import gq.kirmanak.mealient.test.RecipeImplTestData.PORRIDGE_ADD_RECIPE_INFO
 import gq.kirmanak.mealient.test.RecipeImplTestData.PORRIDGE_ADD_RECIPE_REQUEST_V0
 import gq.kirmanak.mealient.test.RecipeImplTestData.PORRIDGE_CREATE_RECIPE_REQUEST_V1
@@ -32,7 +31,7 @@ import org.junit.Test
 import java.io.IOException
 
 @OptIn(ExperimentalCoroutinesApi::class)
-class MealieDataSourceWrapperTest {
+class MealieDataSourceWrapperTest : BaseUnitTest() {
 
     @MockK
     lateinit var serverInfoRepo: ServerInfoRepo
@@ -48,11 +47,9 @@ class MealieDataSourceWrapperTest {
 
     lateinit var subject: MealieDataSourceWrapper
 
-    private val logger: Logger = FakeLogger()
-
     @Before
-    fun setUp() {
+    override fun setUp() {
-        MockKAnnotations.init(this)
+        super.setUp()
         subject = MealieDataSourceWrapper(serverInfoRepo, authRepo, v0Source, v1Source, logger)
     }
 

app/src/test/java/gq/kirmanak/mealient/data/recipes/impl/RecipeImageUrlProviderImplTest.kt

@@ -2,9 +2,7 @@ package gq.kirmanak.mealient.data.recipes.impl
 
 import com.google.common.truth.Truth.assertThat
 import gq.kirmanak.mealient.data.baseurl.ServerInfoRepo
-import gq.kirmanak.mealient.logging.Logger
+import gq.kirmanak.mealient.test.BaseUnitTest
-import gq.kirmanak.mealient.test.FakeLogger
-import io.mockk.MockKAnnotations
 import io.mockk.coEvery
 import io.mockk.impl.annotations.MockK
 import kotlinx.coroutines.ExperimentalCoroutinesApi
@@ -13,18 +11,16 @@ import org.junit.Before
 import org.junit.Test
 
 @OptIn(ExperimentalCoroutinesApi::class)
-class RecipeImageUrlProviderImplTest {
+class RecipeImageUrlProviderImplTest : BaseUnitTest() {
 
     lateinit var subject: RecipeImageUrlProvider
 
     @MockK
     lateinit var serverInfoRepo: ServerInfoRepo
 
-    private val logger: Logger = FakeLogger()
-
     @Before
-    fun setUp() {
+    override fun setUp() {
-        MockKAnnotations.init(this)
+        super.setUp()
         subject = RecipeImageUrlProviderImpl(serverInfoRepo, logger)
         prepareBaseURL("https://google.com/")
     }

app/src/test/java/gq/kirmanak/mealient/data/recipes/impl/RecipeRepoTest.kt

@@ -6,11 +6,9 @@ import gq.kirmanak.mealient.data.recipes.RecipeRepo
 import gq.kirmanak.mealient.data.recipes.db.RecipeStorage
 import gq.kirmanak.mealient.data.recipes.network.RecipeDataSource
 import gq.kirmanak.mealient.database.recipe.entity.RecipeSummaryEntity
-import gq.kirmanak.mealient.logging.Logger
+import gq.kirmanak.mealient.test.BaseUnitTest
-import gq.kirmanak.mealient.test.FakeLogger
 import gq.kirmanak.mealient.test.RecipeImplTestData.CAKE_FULL_RECIPE_INFO
 import gq.kirmanak.mealient.test.RecipeImplTestData.FULL_CAKE_INFO_ENTITY
-import io.mockk.MockKAnnotations
 import io.mockk.coEvery
 import io.mockk.coVerify
 import io.mockk.impl.annotations.MockK
@@ -20,7 +18,7 @@ import org.junit.Before
 import org.junit.Test
 
 @OptIn(ExperimentalCoroutinesApi::class)
-class RecipeRepoTest {
+class RecipeRepoTest : BaseUnitTest() {
 
     @MockK(relaxUnitFun = true)
     lateinit var storage: RecipeStorage
@@ -34,13 +32,11 @@ class RecipeRepoTest {
     @MockK
     lateinit var pagingSourceFactory: InvalidatingPagingSourceFactory<Int, RecipeSummaryEntity>
 
-    private val logger: Logger = FakeLogger()
-
     lateinit var subject: RecipeRepo
 
     @Before
-    fun setUp() {
+    override fun setUp() {
-        MockKAnnotations.init(this)
+        super.setUp()
         subject = RecipeRepoImpl(remoteMediator, storage, pagingSourceFactory, dataSource, logger)
     }
 

app/src/test/java/gq/kirmanak/mealient/data/recipes/impl/RecipesRemoteMediatorTest.kt

@@ -7,10 +7,8 @@ import gq.kirmanak.mealient.data.recipes.db.RecipeStorage
 import gq.kirmanak.mealient.data.recipes.network.RecipeDataSource
 import gq.kirmanak.mealient.database.recipe.entity.RecipeSummaryEntity
 import gq.kirmanak.mealient.datasource.NetworkError.Unauthorized
-import gq.kirmanak.mealient.logging.Logger
+import gq.kirmanak.mealient.test.BaseUnitTest
-import gq.kirmanak.mealient.test.FakeLogger
 import gq.kirmanak.mealient.test.RecipeImplTestData.TEST_RECIPE_SUMMARIES
-import io.mockk.MockKAnnotations
 import io.mockk.coEvery
 import io.mockk.coVerify
 import io.mockk.impl.annotations.MockK
@@ -22,7 +20,8 @@ import org.junit.Test
 
 @ExperimentalCoroutinesApi
 @OptIn(ExperimentalPagingApi::class)
-class RecipesRemoteMediatorTest {
+class RecipesRemoteMediatorTest : BaseUnitTest() {
+
     private val pagingConfig = PagingConfig(
         pageSize = 2,
         prefetchDistance = 5,
@@ -40,11 +39,9 @@ class RecipesRemoteMediatorTest {
     @MockK(relaxUnitFun = true)
     lateinit var pagingSourceFactory: InvalidatingPagingSourceFactory<Int, RecipeSummaryEntity>
 
-    private val logger: Logger = FakeLogger()
-
     @Before
-    fun setUp() {
+    override fun setUp() {
-        MockKAnnotations.init(this)
+        super.setUp()
         subject = RecipesRemoteMediator(storage, dataSource, pagingSourceFactory, logger)
     }
 

app/src/test/java/gq/kirmanak/mealient/extensions/FlowExtensionsKtTest.kt

@@ -1,6 +1,7 @@
 package gq.kirmanak.mealient.extensions
 
 import com.google.common.truth.Truth.assertThat
+import gq.kirmanak.mealient.test.BaseUnitTest
 import kotlinx.coroutines.ExperimentalCoroutinesApi
 import kotlinx.coroutines.flow.flowOf
 import kotlinx.coroutines.flow.toList
@@ -8,7 +9,7 @@ import kotlinx.coroutines.test.runTest
 import org.junit.Test
 
 @OptIn(ExperimentalCoroutinesApi::class)
-class FlowExtensionsKtTest {
+class FlowExtensionsKtTest : BaseUnitTest() {
 
     @Test
     fun `when flow has an update then valueUpdatesOnly sends updated value`() = runTest {

app/src/test/java/gq/kirmanak/mealient/extensions/ModelMappingsTest.kt

@@ -1,6 +1,7 @@
 package gq.kirmanak.mealient.extensions
 
 import com.google.common.truth.Truth.assertThat
+import gq.kirmanak.mealient.test.BaseUnitTest
 import gq.kirmanak.mealient.test.RecipeImplTestData.CAKE_FULL_RECIPE_INFO
 import gq.kirmanak.mealient.test.RecipeImplTestData.CAKE_RECIPE_ENTITY
 import gq.kirmanak.mealient.test.RecipeImplTestData.CAKE_SUGAR_RECIPE_INGREDIENT_ENTITY
@@ -32,7 +33,7 @@ import gq.kirmanak.mealient.test.RecipeImplTestData.VERSION_RESPONSE_V0
 import gq.kirmanak.mealient.test.RecipeImplTestData.VERSION_RESPONSE_V1
 import org.junit.Test
 
-class ModelMappingsTest {
+class ModelMappingsTest : BaseUnitTest() {
 
     @Test
     fun `when toAddRecipeRequest then fills fields correctly`() {

app/src/test/java/gq/kirmanak/mealient/ui/add/AddRecipeViewModelTest.kt

@@ -2,49 +2,34 @@ package gq.kirmanak.mealient.ui.add
 
 import com.google.common.truth.Truth.assertThat
 import gq.kirmanak.mealient.data.add.AddRecipeRepo
-import gq.kirmanak.mealient.logging.Logger
+import gq.kirmanak.mealient.test.BaseUnitTest
-import gq.kirmanak.mealient.test.FakeLogger
 import gq.kirmanak.mealient.test.RecipeImplTestData.PORRIDGE_ADD_RECIPE_INFO
-import io.mockk.MockKAnnotations
 import io.mockk.coEvery
 import io.mockk.coVerify
 import io.mockk.impl.annotations.MockK
-import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.ExperimentalCoroutinesApi
 import kotlinx.coroutines.flow.first
 import kotlinx.coroutines.flow.firstOrNull
 import kotlinx.coroutines.flow.flowOf
-import kotlinx.coroutines.test.UnconfinedTestDispatcher
-import kotlinx.coroutines.test.resetMain
 import kotlinx.coroutines.test.runTest
-import kotlinx.coroutines.test.setMain
 import kotlinx.coroutines.withTimeoutOrNull
-import org.junit.After
 import org.junit.Before
 import org.junit.Test
 
 @OptIn(ExperimentalCoroutinesApi::class)
-class AddRecipeViewModelTest {
+class AddRecipeViewModelTest : BaseUnitTest() {
 
     @MockK(relaxUnitFun = true)
     lateinit var addRecipeRepo: AddRecipeRepo
 
-    private val logger: Logger = FakeLogger()
-
     lateinit var subject: AddRecipeViewModel
 
     @Before
-    fun setUp() {
+    override fun setUp() {
-        MockKAnnotations.init(this)
+        super.setUp()
-        Dispatchers.setMain(UnconfinedTestDispatcher())
         subject = AddRecipeViewModel(addRecipeRepo, logger)
     }
 
-    @After
-    fun tearDown() {
-        Dispatchers.resetMain()
-    }
-
     @Test
     fun `when saveRecipe fails then addRecipeResult is false`() = runTest {
         coEvery { addRecipeRepo.saveRecipe() } throws IllegalStateException()

app/src/test/java/gq/kirmanak/mealient/ui/baseurl/BaseURLViewModelTest.kt

@@ -1,32 +1,26 @@
 package gq.kirmanak.mealient.ui.baseurl
 
-import androidx.arch.core.executor.testing.InstantTaskExecutorRule
 import com.google.common.truth.Truth.assertThat
 import gq.kirmanak.mealient.data.auth.AuthRepo
 import gq.kirmanak.mealient.data.baseurl.ServerInfoRepo
 import gq.kirmanak.mealient.data.baseurl.VersionDataSource
 import gq.kirmanak.mealient.data.baseurl.VersionInfo
 import gq.kirmanak.mealient.data.recipes.RecipeRepo
-import gq.kirmanak.mealient.logging.Logger
 import gq.kirmanak.mealient.test.AuthImplTestData.TEST_BASE_URL
 import gq.kirmanak.mealient.test.AuthImplTestData.TEST_VERSION
-import gq.kirmanak.mealient.test.FakeLogger
+import gq.kirmanak.mealient.test.BaseUnitTest
 import gq.kirmanak.mealient.ui.OperationUiState
-import io.mockk.MockKAnnotations
 import io.mockk.coEvery
 import io.mockk.coVerify
 import io.mockk.impl.annotations.MockK
-import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.ExperimentalCoroutinesApi
 import kotlinx.coroutines.test.*
-import org.junit.After
 import org.junit.Before
-import org.junit.Rule
 import org.junit.Test
 import java.io.IOException
 
 @OptIn(ExperimentalCoroutinesApi::class)
-class BaseURLViewModelTest {
+class BaseURLViewModelTest : BaseUnitTest() {
 
     @MockK(relaxUnitFun = true)
     lateinit var serverInfoRepo: ServerInfoRepo
@@ -40,17 +34,11 @@ class BaseURLViewModelTest {
     @MockK
     lateinit var versionDataSource: VersionDataSource
 
-    @get:Rule
-    val instantExecutorRule = InstantTaskExecutorRule()
-
-    private val logger: Logger = FakeLogger()
-
     lateinit var subject: BaseURLViewModel
 
     @Before
-    fun setUp() {
+    override fun setUp() {
-        MockKAnnotations.init(this)
+        super.setUp()
-        Dispatchers.setMain(UnconfinedTestDispatcher())
         subject = BaseURLViewModel(
             serverInfoRepo = serverInfoRepo,
             authRepo = authRepo,
@@ -60,11 +48,6 @@ class BaseURLViewModelTest {
         )
     }
 
-    @After
-    fun tearDown() {
-        Dispatchers.resetMain()
-    }
-
     @Test
     fun `when saveBaseURL expect no version checks given that current URL matches new`() = runTest {
         setupSaveBaseUrlWithOldUrl()

app/src/test/java/gq/kirmanak/mealient/ui/disclaimer/DisclaimerViewModelTest.kt

@@ -2,9 +2,7 @@ package gq.kirmanak.mealient.ui.disclaimer
 
 import com.google.common.truth.Truth.assertThat
 import gq.kirmanak.mealient.data.disclaimer.DisclaimerStorage
-import gq.kirmanak.mealient.logging.Logger
+import gq.kirmanak.mealient.test.BaseUnitTest
-import gq.kirmanak.mealient.test.FakeLogger
-import io.mockk.MockKAnnotations
 import io.mockk.impl.annotations.MockK
 import kotlinx.coroutines.ExperimentalCoroutinesApi
 import kotlinx.coroutines.flow.take
@@ -15,17 +13,16 @@ import org.junit.Test
 import java.util.concurrent.TimeUnit
 
 @OptIn(ExperimentalCoroutinesApi::class)
-class DisclaimerViewModelTest {
+class DisclaimerViewModelTest : BaseUnitTest() {
+
     @MockK(relaxUnitFun = true)
     lateinit var storage: DisclaimerStorage
 
-    private val logger: Logger = FakeLogger()
-
     lateinit var subject: DisclaimerViewModel
 
     @Before
-    fun setUp() {
+    override fun setUp() {
-        MockKAnnotations.init(this)
+        super.setUp()
         subject = DisclaimerViewModel(storage, logger)
     }
 

app/src/test/java/gq/kirmanak/mealient/ui/recipes/RecipeViewModelTest.kt

@@ -1,32 +1,22 @@
 package gq.kirmanak.mealient.ui.recipes
 
-import androidx.arch.core.executor.testing.InstantTaskExecutorRule
 import androidx.lifecycle.asFlow
 import com.google.common.truth.Truth.assertThat
 import gq.kirmanak.mealient.data.auth.AuthRepo
 import gq.kirmanak.mealient.data.recipes.RecipeRepo
-import gq.kirmanak.mealient.logging.Logger
+import gq.kirmanak.mealient.test.BaseUnitTest
-import gq.kirmanak.mealient.test.FakeLogger
-import io.mockk.MockKAnnotations
 import io.mockk.coEvery
 import io.mockk.coVerify
 import io.mockk.every
 import io.mockk.impl.annotations.MockK
-import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.ExperimentalCoroutinesApi
 import kotlinx.coroutines.flow.first
 import kotlinx.coroutines.flow.flowOf
-import kotlinx.coroutines.test.UnconfinedTestDispatcher
-import kotlinx.coroutines.test.resetMain
 import kotlinx.coroutines.test.runTest
-import kotlinx.coroutines.test.setMain
-import org.junit.After
-import org.junit.Before
-import org.junit.Rule
 import org.junit.Test
 
 @OptIn(ExperimentalCoroutinesApi::class)
-class RecipeViewModelTest {
+class RecipeViewModelTest : BaseUnitTest() {
 
     @MockK
     lateinit var authRepo: AuthRepo
@@ -34,22 +24,6 @@ class RecipeViewModelTest {
     @MockK(relaxed = true)
     lateinit var recipeRepo: RecipeRepo
 
-    private val logger: Logger = FakeLogger()
-
-    @get:Rule
-    val instantExecutorRule = InstantTaskExecutorRule()
-
-    @Before
-    fun setUp() {
-        MockKAnnotations.init(this)
-        Dispatchers.setMain(UnconfinedTestDispatcher())
-    }
-
-    @After
-    fun tearDown() {
-        Dispatchers.resetMain()
-    }
-
     @Test
     fun `when authRepo isAuthorized changes to true expect isAuthorized update`() {
         every { authRepo.isAuthorizedFlow } returns flowOf(false, true)

app/src/test/java/gq/kirmanak/mealient/ui/recipes/info/RecipeInfoViewModelTest.kt

@@ -1,51 +1,24 @@
 package gq.kirmanak.mealient.ui.recipes.info
 
-import androidx.arch.core.executor.testing.InstantTaskExecutorRule
 import androidx.lifecycle.asFlow
 import com.google.common.truth.Truth.assertThat
 import gq.kirmanak.mealient.data.recipes.RecipeRepo
 import gq.kirmanak.mealient.database.recipe.entity.RecipeIngredientEntity
-import gq.kirmanak.mealient.logging.Logger
+import gq.kirmanak.mealient.test.BaseUnitTest
-import gq.kirmanak.mealient.test.FakeLogger
 import gq.kirmanak.mealient.test.RecipeImplTestData.FULL_CAKE_INFO_ENTITY
-import io.mockk.MockKAnnotations
 import io.mockk.coEvery
 import io.mockk.impl.annotations.MockK
-import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.ExperimentalCoroutinesApi
 import kotlinx.coroutines.flow.first
-import kotlinx.coroutines.test.UnconfinedTestDispatcher
-import kotlinx.coroutines.test.resetMain
 import kotlinx.coroutines.test.runTest
-import kotlinx.coroutines.test.setMain
-import org.junit.After
-import org.junit.Before
-import org.junit.Rule
 import org.junit.Test
 
 @OptIn(ExperimentalCoroutinesApi::class)
-class RecipeInfoViewModelTest {
+class RecipeInfoViewModelTest : BaseUnitTest() {
-
-    @get:Rule
-    val instantExecutorRule = InstantTaskExecutorRule()
-
-    private val logger: Logger = FakeLogger()
 
     @MockK
     lateinit var recipeRepo: RecipeRepo
 
-    @Before
-    fun setUp() {
-        MockKAnnotations.init(this)
-        Dispatchers.setMain(UnconfinedTestDispatcher())
-
-    }
-
-    @After
-    fun tearDown() {
-        Dispatchers.resetMain()
-    }
-
     @Test
     fun `when recipe isn't found then UI state is empty`() = runTest {
         coEvery { recipeRepo.loadRecipeInfo(eq(RECIPE_ID)) } returns null

datasource/build.gradle.kts

@@ -14,6 +14,7 @@ android {
 
 dependencies {
     implementation(project(":logging"))
+    testImplementation(project(":testing"))
 
     implementation(libs.google.dagger.hiltAndroid)
     kapt(libs.google.dagger.hiltCompiler)

datasource/src/test/kotlin/gq/kirmanak/mealient/datasource/MealieDataSourceV0ImplTest.kt

@@ -5,9 +5,7 @@ import gq.kirmanak.mealient.datasource.v0.MealieDataSourceV0Impl
 import gq.kirmanak.mealient.datasource.v0.MealieServiceV0
 import gq.kirmanak.mealient.datasource.v0.models.GetTokenResponseV0
 import gq.kirmanak.mealient.datasource.v0.models.VersionResponseV0
-import gq.kirmanak.mealient.logging.Logger
+import gq.kirmanak.mealient.test.BaseUnitTest
-import gq.kirmanak.mealient.test.toJsonResponseBody
-import io.mockk.MockKAnnotations
 import io.mockk.coEvery
 import io.mockk.impl.annotations.MockK
 import kotlinx.coroutines.ExperimentalCoroutinesApi
@@ -22,19 +20,16 @@ import java.io.IOException
 import java.net.ConnectException
 
 @OptIn(ExperimentalCoroutinesApi::class)
-class MealieDataSourceV0ImplTest {
+class MealieDataSourceV0ImplTest : BaseUnitTest() {
 
     @MockK
     lateinit var service: MealieServiceV0
 
-    @MockK(relaxUnitFun = true)
-    lateinit var logger: Logger
-
     lateinit var subject: MealieDataSourceV0Impl
 
     @Before
-    fun setUp() {
+    override fun setUp() {
-        MockKAnnotations.init(this)
+        super.setUp()
         val networkRequestWrapper: NetworkRequestWrapper = NetworkRequestWrapperImpl(logger)
         subject = MealieDataSourceV0Impl(networkRequestWrapper, service, Json)
     }

datasource/src/test/kotlin/gq/kirmanak/mealient/datasource/TestExtensions.kt

@@ -1,4 +1,4 @@
-package gq.kirmanak.mealient.test
+package gq.kirmanak.mealient.datasource
 
 import okhttp3.MediaType.Companion.toMediaType
 import okhttp3.ResponseBody.Companion.toResponseBody

settings.gradle.kts

@@ -25,3 +25,4 @@ include(":database")
 include(":datastore")
 include(":logging")
 include(":datasource")
+include(":testing")

testing/.gitignore

@@ -0,0 +1 @@
+/build

testing/build.gradle.kts

@@ -0,0 +1,39 @@
+plugins {
+    id("gq.kirmanak.mealient.library")
+    id("kotlin-kapt")
+    id("dagger.hilt.android.plugin")
+}
+
+android {
+    namespace = "gq.kirmanak.mealient.test"
+    lint {
+        abortOnError = false
+        quiet = true
+        checkReleaseBuilds = false
+    }
+}
+
+dependencies {
+    implementation(project(":logging"))
+
+    implementation(libs.google.dagger.hiltAndroid)
+    kapt(libs.google.dagger.hiltCompiler)
+    kapt(libs.google.dagger.hiltAndroidCompiler)
+    implementation(libs.google.dagger.hiltAndroidTesting)
+
+    implementation(libs.jetbrains.kotlinx.coroutinesAndroid)
+    implementation(libs.jetbrains.kotlinx.coroutinesTest)
+
+    implementation(libs.androidx.test.junit)
+    implementation(libs.androidx.coreTesting)
+
+    implementation(libs.google.truth)
+
+    implementation(libs.io.mockk)
+
+    implementation(libs.robolectric)
+}
+
+kapt {
+    correctErrorTypes = true
+}

testing/src/main/kotlin/gq/kirmanak/mealient/test/BaseUnitTest.kt

@@ -0,0 +1,33 @@
+package gq.kirmanak.mealient.test
+
+import androidx.arch.core.executor.testing.InstantTaskExecutorRule
+import gq.kirmanak.mealient.logging.Logger
+import io.mockk.MockKAnnotations
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.ExperimentalCoroutinesApi
+import kotlinx.coroutines.test.UnconfinedTestDispatcher
+import kotlinx.coroutines.test.resetMain
+import kotlinx.coroutines.test.setMain
+import org.junit.After
+import org.junit.Before
+import org.junit.Rule
+
+@OptIn(ExperimentalCoroutinesApi::class)
+open class BaseUnitTest {
+
+    @get:Rule
+    val instantExecutorRule = InstantTaskExecutorRule()
+
+    protected val logger: Logger = FakeLogger()
+
+    @Before
+    open fun setUp() {
+        MockKAnnotations.init(this)
+        Dispatchers.setMain(UnconfinedTestDispatcher())
+    }
+
+    @After
+    fun tearDown() {
+        Dispatchers.resetMain()
+    }
+}