View Models Unit Tests

gradle/libs.versions.toml

@@ -25,6 +25,7 @@ mockito = "5.12.0"
 mockitoKotlin = "5.3.1"
 kover = "0.7.5"
 robolectric = "4.11.1"
+turbine = "1.1.0"
 
 [libraries]
 eudi-lib-android-rqes-core = { module = "eu.europa.ec.eudi:eudi-lib-android-rqes-core", version.ref = "eudiRqesCore" }
@@ -57,6 +58,7 @@ mockito-core = { group = "org.mockito", name = "mockito-core", version.ref = "mo
 mockito-kotlin = { group = "org.mockito.kotlin", name = "mockito-kotlin", version.ref = "mockitoKotlin" }
 kotlinx-coroutines-test = { group = "org.jetbrains.kotlinx", name = "kotlinx-coroutines-test", version.ref = "kotlinxCoroutines" }
 robolectric = { group = "org.robolectric", name = "robolectric", version.ref = "robolectric" }
+turbine = { group = "app.cash.turbine", name = "turbine", version.ref = "turbine" }
 
 [plugins]
 android-application = { id = "com.android.application", version.ref = "agp" }

rqes-ui-sdk/build.gradle.kts

@@ -108,6 +108,7 @@ dependencies {
     testImplementation(libs.mockito.kotlin)
     testImplementation(libs.kotlinx.coroutines.test)
     testImplementation(libs.robolectric)
+    testImplementation(libs.turbine)
 }
 
 // Compile time check
@@ -147,15 +148,28 @@ koverReport {
                 "*.localization",
                 "*.infrastructure.*",
                 "*.infrastructure",
-                "*.presentation.*",
-                "*.presentation",
+                "*.presentation.architecture.*",
+                "*.presentation.architecture",
+                "*.presentation.entities.*",
+                "*.presentation.entities",
+                "*.presentation.extension.*",
+                "*.presentation.extension",
+                "*.presentation.navigation.*",
+                "*.presentation.navigation",
+                "*.presentation.router.*",
+                "*.presentation.router",
+                "*.presentation.ui.component.*",
+                "*.presentation.ui.component",
+                "*.presentation.ui.container.*",
+                "*.presentation.ui.container",
                 "*.util.*",
                 "*.util",
                 "*.helper.*",
                 "*.helper",
             )
             classes(
-                "*LogController*"
+                "*LogController*",
+                "*Screen*",
             )
         }
     }

rqes-ui-sdk/src/test/java/eu/europa/ec/eudi/rqesui/presentation/ui/select_certificate/TestSelectCertificateViewModel.kt

@@ -0,0 +1,329 @@
+/*
+ * Copyright (c) 2023 European Commission
+ *
+ * Licensed under the EUPL, Version 1.2 or - as soon they will be approved by the European
+ * Commission - subsequent versions of the EUPL (the "Licence"); You may not use this work
+ * except in compliance with the Licence.
+ *
+ * You may obtain a copy of the Licence at:
+ * https://joinup.ec.europa.eu/software/page/eupl
+ *
+ * Unless required by applicable law or agreed to in writing, software distributed under
+ * the Licence is distributed on an "AS IS" basis, WITHOUT WARRANTIES OR CONDITIONS OF
+ * ANY KIND, either express or implied. See the Licence for the specific language
+ * governing permissions and limitations under the Licence.
+ */
+
+package eu.europa.ec.eudi.rqesui.presentation.ui.select_certificate
+
+import android.net.Uri
+import eu.europa.ec.eudi.rqesui.domain.controller.EudiRqesGetCredentialAuthorizationUrlPartialState
+import eu.europa.ec.eudi.rqesui.domain.controller.EudiRqesGetSelectedFilePartialState
+import eu.europa.ec.eudi.rqesui.domain.entities.error.EudiRQESUiError
+import eu.europa.ec.eudi.rqesui.domain.entities.localization.LocalizableKey
+import eu.europa.ec.eudi.rqesui.domain.interactor.SelectCertificateInteractor
+import eu.europa.ec.eudi.rqesui.domain.interactor.SelectCertificateInteractorAuthorizeServiceAndFetchCertificatesPartialState
+import eu.europa.ec.eudi.rqesui.infrastructure.config.data.CertificateData
+import eu.europa.ec.eudi.rqesui.infrastructure.config.data.DocumentData
+import eu.europa.ec.eudi.rqesui.infrastructure.provider.ResourceProvider
+import eu.europa.ec.eudi.rqesui.util.CoroutineTestRule
+import eu.europa.ec.eudi.rqesui.util.mockedFetchCertificatesFailureMessage
+import eu.europa.ec.eudi.rqesui.util.runFlowTest
+import eu.europa.ec.eudi.rqesui.util.runTest
+import junit.framework.TestCase.assertEquals
+import junit.framework.TestCase.assertNotNull
+import junit.framework.TestCase.assertTrue
+import org.junit.After
+import org.junit.Before
+import org.junit.Rule
+import org.junit.runner.RunWith
+import org.mockito.Mock
+import org.mockito.MockitoAnnotations
+import org.mockito.kotlin.whenever
+import org.robolectric.RobolectricTestRunner
+import org.robolectric.annotation.Config
+import kotlin.test.Test
+
+@RunWith(RobolectricTestRunner::class)
+@Config(manifest = Config.NONE)
+class TestSelectCertificateViewModel {
+    @get:Rule
+    val coroutineRule = CoroutineTestRule()
+
+    @Mock
+    private lateinit var selectCertificateInteractor: SelectCertificateInteractor
+
+    @Mock
+    private lateinit var resourceProvider: ResourceProvider
+
+    @Mock
+    private lateinit var authorizationUri: Uri
+
+    @Mock
+    private lateinit var certificateData: CertificateData
+
+    @Mock
+    private lateinit var documentData: DocumentData
+
+    private lateinit var viewModel: SelectCertificateViewModel
+
+    private lateinit var autoCloseable: AutoCloseable
+
+    @Before
+    fun setUp() {
+        autoCloseable = MockitoAnnotations.openMocks(this)
+        viewModel = SelectCertificateViewModel(selectCertificateInteractor, resourceProvider)
+
+        mockLocalizedStrings(resourceProvider)
+    }
+
+    @After
+    fun after() {
+        autoCloseable.close()
+    }
+
+    //region setInitialState
+    // Case 1
+    // Function setInitialState() is called to initialize the ViewModel's state.
+    // Case 1 Expected Result:
+    // 1. The title is set to the localized string for SignDocument.
+    // 2. The subtitle is set to the localized string for SelectCertificateTitle.
+    // 3. The certificates section title is set to the localized string for SelectCertificateSubtitle.
+    // 4. The bottom bar button text is set to the localized string for Sign.
+    @Test
+    fun `Given Case 1, When setInitialState is called, Then the expected result is returned`() {
+        // Act
+        viewModel.setInitialState()
+
+        // Assert
+        assertEquals(
+            resourceProvider.getLocalizedString(LocalizableKey.SignDocument),
+            viewModel.viewState.value.title
+        )
+        assertEquals(
+            resourceProvider.getLocalizedString(LocalizableKey.SelectCertificateTitle),
+            viewModel.viewState.value.subtitle
+        )
+        assertEquals(
+            resourceProvider.getLocalizedString(LocalizableKey.SelectCertificateSubtitle),
+            viewModel.viewState.value.certificatesSectionTitle
+        )
+        assertEquals(
+            resourceProvider.getLocalizedString(LocalizableKey.Sign),
+            viewModel.viewState.value.bottomBarButtonText
+        )
+    }
+    //endregion
+
+    //region setEvent
+    // Case 1
+    // Event CertificateSelected is triggered by calling setEvent() with a selected certificate index.
+    // Case 1 Expected Result:
+    // 1. The ViewModel's state is updated with the selectedCertificateIndex set to the value passed in the event.
+    @Test
+    fun `Given Case 1, When setEvent is called, Then the expected result is returned`() =
+        coroutineRule.runTest {
+            // Arrange
+            val selectedIndex = 0
+
+            // Act
+            viewModel.setEvent(
+                Event.CertificateSelected(index = selectedIndex)
+            )
+
+            // Assert
+            assertEquals(selectedIndex, viewModel.viewState.value.selectedCertificateIndex)
+        }
+
+    // Case 2
+    // Events AuthorizeServiceAndFetchCertificates and BottomBarButtonPressed are triggered, simulating a
+    // scenario where certificates are successfully fetched and an authorization URL is returned.
+    // Case 2 Expected Result:
+    // 1. When BottomBarButtonPressed is triggered after successful certificate fetching, an OpenUrl effect is emitted.
+    // 2. The emitted URL matches the mocked authorization URI.
+    @Test
+    fun `Given Case 2, When setEvent is called, Then the expected result is returned`() =
+        coroutineRule.runTest {
+            // Arrange
+            val mockedCertificates = listOf(certificateData)
+            val fetchCertificatesResponse =
+                SelectCertificateInteractorAuthorizeServiceAndFetchCertificatesPartialState.Success(
+                    certificates = mockedCertificates
+                )
+            val authResponse = EudiRqesGetCredentialAuthorizationUrlPartialState.Success(
+                authorizationUrl = authorizationUri
+            )
+            mockAuthorizeServiceAndFetchCertificatesCall(response = fetchCertificatesResponse)
+            mockGetCredentialAuthorizationUrlCall(response = authResponse)
+
+            // Act
+            viewModel.setEvent(Event.AuthorizeServiceAndFetchCertificates)
+            viewModel.setEvent(Event.BottomBarButtonPressed)
+
+            // Assert
+            viewModel.effect.runFlowTest {
+                val effect = awaitItem()
+                assertTrue(effect is Effect.OpenUrl)
+                assertEquals(authorizationUri, (effect as Effect.OpenUrl).uri)
+            }
+        }
+
+    // Case 3
+    // Event AuthorizeServiceAndFetchCertificates is triggered, simulating a failure scenario where
+    // the interactor returns a Failure state with an error message.
+    // Case 3 Expected Result:
+    // 1. The ViewModel's state contains a non-null error object.
+    // 2. The error's subtitle matches the mocked failure message.
+    @Test
+    fun `Given Case 3, When setEvent is called, Then the expected result is returned`() =
+        coroutineRule.runTest {
+            // Arrange
+            val response =
+                SelectCertificateInteractorAuthorizeServiceAndFetchCertificatesPartialState.Failure(
+                    EudiRQESUiError(message = mockedFetchCertificatesFailureMessage)
+                )
+            mockAuthorizeServiceAndFetchCertificatesCall(response = response)
+
+            // Act
+            viewModel.setEvent(Event.AuthorizeServiceAndFetchCertificates)
+
+            // Assert
+            val viewState = viewModel.viewState.value
+            assertTrue(viewState.error != null)
+            assertEquals(mockedFetchCertificatesFailureMessage, viewState.error?.errorSubTitle)
+        }
+
+    // Case 4
+    // Function setEvent() is called with an Event.BottomSheet.CancelSignProcess.PrimaryButtonPressed event.
+    // Case 4 Expected Result:
+    // 1. The effect should trigger a CloseBottomSheet action, indicating that the bottom sheet will be closed.
+    @Test
+    fun `Given Case 4, When setEvent is called, Then the expected result is returned`() =
+        coroutineRule.runTest {
+            // Act
+            viewModel.setEvent(
+                Event.BottomSheet.CancelSignProcess.PrimaryButtonPressed
+            )
+
+            // Assert
+            viewModel.effect.runFlowTest {
+                val effect = awaitItem()
+                assertTrue(effect is Effect.CloseBottomSheet)
+            }
+        }
+
+    // Case 5
+    // Function setEvent() is called with an Event.BottomSheet.CancelSignProcess.SecondaryButtonPressed event.
+    // Case 5 Expected Result:
+    // 1. The effect should trigger a Finish navigation action, indicating that the current screen will be finished.
+    @Test
+    fun `Given Case 5, When setEvent is called, Then the expected result is returned`() =
+        coroutineRule.runTest {
+            // Act
+            viewModel.setEvent(Event.BottomSheet.CancelSignProcess.SecondaryButtonPressed)
+
+            // Assert
+            viewModel.effect.runFlowTest {
+                val effect = awaitItem()
+                assertTrue(effect is Effect.Navigation.Finish)
+            }
+        }
+
+    // Case 6
+    // Function setEvent() is called with an Event.Init.
+    // Case 6 Expected Result:
+    // 1. The view state should reflect a non-null selectionItem with the correct documentData.
+    // 2. The effect should trigger Effect.OnSelectionItemCreated, indicating that the selection item
+    // was successfully created and set.
+    @Test
+    fun `Given Case 6, When setEvent is called, Then the expected result is returned`() =
+        coroutineRule.runTest {
+            // Arrange
+            val mockSuccessState = EudiRqesGetSelectedFilePartialState.Success(file = documentData)
+            whenever(selectCertificateInteractor.getSelectedFile()).thenReturn(mockSuccessState)
+
+            // Act
+            viewModel.setEvent(Event.Init)
+
+            // Assert
+            viewModel.viewStateHistory.runFlowTest {
+                val state = awaitItem()
+                assertNotNull(state.selectionItem)
+                assertEquals(documentData, state.selectionItem?.documentData)
+            }
+
+            viewModel.effect.runFlowTest {
+                assertEquals(Effect.OnSelectionItemCreated, awaitItem())
+            }
+        }
+
+    // Case 7
+    // Function setEvent() is called with an Event.Pop argument.
+    // Case 7 Expected Result:
+    // 1. The effect should trigger Effect.ShowBottomSheet, indicating that a bottom sheet is
+    // displayed to the user.
+    @Test
+    fun `Given Case 7, When setEvent is called, Then the expected result is returned`() =
+        coroutineRule.runTest {
+            // Act
+            viewModel.setEvent(Event.Pop)
+
+            // Assert
+            viewModel.effect.runFlowTest {
+                assertEquals(Effect.ShowBottomSheet, awaitItem())
+            }
+        }
+
+    // Case 8
+    // Function setEvent() is called with an Event.BottomSheet.UpdateBottomSheetState event,
+    // and argument isOpen with value of true.
+    // Case 8 Expected Result:
+    // 1. The view state should reflect that the bottom sheet is open,
+    // correspondingly isBottomSheetOpen state value should be true.
+    @Test
+    fun `Given Case 8, When setEvent is called, Then the expected result is returned`() =
+        coroutineRule.runTest {
+            // Act
+            viewModel.setEvent(
+                Event.BottomSheet.UpdateBottomSheetState(isOpen = true)
+            )
+
+            // Assert
+            assertTrue(viewModel.viewState.value.isBottomSheetOpen)
+        }
+
+    // Case 9
+    // Function setEvent() is called with an Event.DismissError event.
+    // Case 9 Expected Result:
+    // 1. The view state should have its error field set to null, indicating that the error has been cleared.
+    @Test
+    fun `Given Case 9, When setEvent is called, Then the expected result is returned`() =
+        coroutineRule.runTest {
+            // Act
+            viewModel.setEvent(Event.DismissError)
+
+            // Assert
+            assertTrue(viewModel.viewState.value.error == null)
+        }
+    //endregion
+
+    //region of helper functions
+    private fun mockLocalizedStrings(resourceProvider: ResourceProvider) {
+        LocalizableKey.entries.forEach { key ->
+            whenever(resourceProvider.getLocalizedString(key)).thenReturn(key.defaultTranslation())
+        }
+    }
+
+    private suspend fun mockAuthorizeServiceAndFetchCertificatesCall(
+        response: SelectCertificateInteractorAuthorizeServiceAndFetchCertificatesPartialState
+    ) {
+        whenever(selectCertificateInteractor.authorizeServiceAndFetchCertificates())
+            .thenReturn(response)
+    }
+
+    private suspend fun mockGetCredentialAuthorizationUrlCall(response: EudiRqesGetCredentialAuthorizationUrlPartialState) {
+        whenever(selectCertificateInteractor.getCredentialAuthorizationUrl(certificateData))
+            .thenReturn(response)
+    }
+    //endregion
+}