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Add Robolectric tests for NativeAdLoader #188
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119 changes: 119 additions & 0 deletions
app/src/test/java/com/d4rk/androidtutorials/java/ads/managers/NativeAdLoaderTest.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,119 @@ | ||
| package com.d4rk.androidtutorials.java.ads.managers; | ||
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| import static org.junit.Assert.assertEquals; | ||
| import static org.junit.Assert.assertTrue; | ||
| import static org.mockito.ArgumentMatchers.any; | ||
| import static org.mockito.Mockito.doAnswer; | ||
| import static org.mockito.Mockito.mock; | ||
| import static org.mockito.Mockito.mockConstruction; | ||
| import static org.mockito.Mockito.when; | ||
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| import android.content.Context; | ||
| import android.view.View; | ||
| import android.widget.Button; | ||
| import android.widget.FrameLayout; | ||
| import android.widget.TextView; | ||
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| import androidx.test.core.app.ApplicationProvider; | ||
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| import com.d4rk.androidtutorials.java.R; | ||
| import com.google.android.gms.ads.AdListener; | ||
| import com.google.android.gms.ads.AdLoader; | ||
| import com.google.android.gms.ads.AdRequest; | ||
| import com.google.android.gms.ads.LoadAdError; | ||
| import com.google.android.gms.ads.nativead.NativeAd; | ||
| import com.google.android.gms.ads.nativead.NativeAdView; | ||
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| import org.junit.Test; | ||
| import org.junit.runner.RunWith; | ||
| import org.mockito.MockedConstruction; | ||
| import org.robolectric.RobolectricTestRunner; | ||
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| import java.util.concurrent.atomic.AtomicReference; | ||
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| @RunWith(RobolectricTestRunner.class) | ||
| public class NativeAdLoaderTest { | ||
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| @Test | ||
| public void loadSuccessAddsPopulatedViewAndRequestsLayout() { | ||
| Context context = ApplicationProvider.getApplicationContext(); | ||
| TestContainer container = new TestContainer(context); | ||
| AdRequest adRequest = mock(AdRequest.class); | ||
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| NativeAd nativeAd = mock(NativeAd.class); | ||
| when(nativeAd.getHeadline()).thenReturn("Headline"); | ||
| when(nativeAd.getBody()).thenReturn("Body"); | ||
| when(nativeAd.getCallToAction()).thenReturn("Install"); | ||
| when(nativeAd.getAdvertiser()).thenReturn("Advertiser"); | ||
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| AtomicReference<NativeAd.OnNativeAdLoadedListener> listenerRef = new AtomicReference<>(); | ||
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| try (MockedConstruction<AdLoader.Builder> mocked = mockConstruction(AdLoader.Builder.class, (builder, ctx) -> { | ||
| when(builder.forNativeAd(any())).thenAnswer(inv -> { | ||
| listenerRef.set(inv.getArgument(0)); | ||
| return builder; | ||
| }); | ||
| when(builder.withAdListener(any())).thenReturn(builder); | ||
| AdLoader adLoader = mock(AdLoader.class); | ||
| when(builder.build()).thenReturn(adLoader); | ||
| doAnswer(inv -> { | ||
| listenerRef.get().onNativeAdLoaded(nativeAd); | ||
| return null; | ||
| }).when(adLoader).loadAd(any(AdRequest.class)); | ||
| })) { | ||
| NativeAdLoader.load(context, container, R.layout.ad_home_banner_large, adRequest, null); | ||
| } | ||
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There was a problem hiding this comment. Choose a reason for hiding this commentThe reason will be displayed to describe this comment to others. Learn more. [P1] Enable Android resources for Robolectric tests The new Robolectric tests call Useful? React with 👍 / 👎. |
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| assertEquals(1, container.getChildCount()); | ||
| assertTrue(container.requestedLayout); | ||
| NativeAdView adView = (NativeAdView) container.getChildAt(0); | ||
| TextView headline = adView.findViewById(R.id.ad_headline); | ||
| assertEquals("Headline", headline.getText().toString()); | ||
| Button cta = adView.findViewById(R.id.ad_call_to_action); | ||
| assertEquals("Install", cta.getText().toString()); | ||
| } | ||
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| @Test | ||
| public void loadFailureClearsContainerAndHides() { | ||
| Context context = ApplicationProvider.getApplicationContext(); | ||
| TestContainer container = new TestContainer(context); | ||
| container.addView(new View(context)); | ||
| AdRequest adRequest = mock(AdRequest.class); | ||
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| AtomicReference<AdListener> listenerRef = new AtomicReference<>(); | ||
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| try (MockedConstruction<AdLoader.Builder> mocked = mockConstruction(AdLoader.Builder.class, (builder, ctx) -> { | ||
| when(builder.forNativeAd(any())).thenReturn(builder); | ||
| when(builder.withAdListener(any())).thenAnswer(inv -> { | ||
| listenerRef.set(inv.getArgument(0)); | ||
| return builder; | ||
| }); | ||
| AdLoader adLoader = mock(AdLoader.class); | ||
| when(builder.build()).thenReturn(adLoader); | ||
| doAnswer(inv -> { | ||
| listenerRef.get().onAdFailedToLoad(mock(LoadAdError.class)); | ||
| return null; | ||
| }).when(adLoader).loadAd(any(AdRequest.class)); | ||
| })) { | ||
| NativeAdLoader.load(context, container, R.layout.ad_home_banner_large, adRequest, null); | ||
| } | ||
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| assertEquals(0, container.getChildCount()); | ||
| assertEquals(View.GONE, container.getVisibility()); | ||
| } | ||
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| private static class TestContainer extends FrameLayout { | ||
| boolean requestedLayout = false; | ||
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| TestContainer(Context context) { | ||
| super(context); | ||
| } | ||
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| @Override | ||
| public void requestLayout() { | ||
| super.requestLayout(); | ||
| requestedLayout = true; | ||
| } | ||
| } | ||
| } | ||
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