Merge pull request #183 from MihaiCristianCondrea/codex/add-startupviewmodeltest-with-mocks

Add StartupViewModel unit tests

Author: MihaiCristianCondrea

app/src/test/java/com/d4rk/androidtutorials/java/ui/screens/startup/StartupViewModelTest.java

@@ -0,0 +1,53 @@
+package com.d4rk.androidtutorials.java.ui.screens.startup;
+
+import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.verify;
+
+import android.app.Activity;
+
+import androidx.arch.core.executor.testing.InstantTaskExecutorRule;
+
+import com.d4rk.androidtutorials.java.data.repository.StartupRepository.OnFormError;
+import com.d4rk.androidtutorials.java.domain.startup.LoadConsentFormUseCase;
+import com.d4rk.androidtutorials.java.domain.startup.RequestConsentInfoUseCase;
+import com.google.android.ump.ConsentRequestParameters;
+
+import org.junit.Rule;
+import org.junit.Test;
+
+public class StartupViewModelTest {
+
+    @Rule
+    public InstantTaskExecutorRule instantTaskExecutorRule = new InstantTaskExecutorRule();
+
+    @Test
+    public void requestConsentInfoUpdateDelegatesToUseCase() {
+        RequestConsentInfoUseCase requestUseCase = mock(RequestConsentInfoUseCase.class);
+        LoadConsentFormUseCase loadUseCase = mock(LoadConsentFormUseCase.class);
+        StartupViewModel viewModel = new StartupViewModel(requestUseCase, loadUseCase);
+
+        Activity activity = mock(Activity.class);
+        ConsentRequestParameters params = mock(ConsentRequestParameters.class);
+        Runnable onSuccess = mock(Runnable.class);
+        OnFormError onError = mock(OnFormError.class);
+
+        viewModel.requestConsentInfoUpdate(activity, params, onSuccess, onError);
+
+        verify(requestUseCase).invoke(activity, params, onSuccess, onError);
+    }
+
+    @Test
+    public void loadConsentFormDelegatesToUseCase() {
+        RequestConsentInfoUseCase requestUseCase = mock(RequestConsentInfoUseCase.class);
+        LoadConsentFormUseCase loadUseCase = mock(LoadConsentFormUseCase.class);
+        StartupViewModel viewModel = new StartupViewModel(requestUseCase, loadUseCase);
+
+        Activity activity = mock(Activity.class);
+        OnFormError onError = mock(OnFormError.class);
+
+        viewModel.loadConsentForm(activity, onError);
+
+        verify(loadUseCase).invoke(activity, onError);
+    }
+}
+