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Unverified Commit 835112de authored by Dan Field's avatar Dan Field Committed by GitHub
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Use robolectric/AndroidJUnit4 for integration test tests (#144348) 

This allows relanding https://github.com/flutter/engine/pull/51056. The patch introduced a change where a static member is initialized from `View.generateViewId()` instead of conditionally using that API. Without an implementation for that in android.jar, the test will fail. The test in here currently is using a fake implementation that creates errors seen below.

See https://logs.chromium.org/logs/flutter/buildbucket/cr-buildbucket/8754827734484522225/+/u/run_plugin_test/stdout#L46564_2 for failure. More detailed failure information is available locally in the `build` folder:

```
Mockito cannot mock this class: class io.flutter.embedding.android.FlutterActivity.

If you're not sure why you're getting this error, please open an issue on GitHub.

Java               : 17
JVM vendor name    : JetBrains s.r.o.
JVM vendor version : 17.0.7+0-17.0.7b1000.6-10550314
JVM name           : OpenJDK 64-Bit Server VM
JVM version        : 17.0.7+0-17.0.7b1000.6-10550314
JVM info           : mixed mode
OS name            : Mac OS X
OS version         : 14.3.1

You are seeing this disclaimer because Mockito is configured to create inlined mocks.
You can learn about inline mocks and their limitations under item #39 of the Mockito class javadoc.

Underlying exception : org.mockito.exceptions.base.MockitoException: Cannot instrument class io.flutter.embedding.android.FlutterActivity because it or one of its supertypes could not be initialized
	at app//dev.flutter.plugins.integration_test.FlutterDeviceScreenshotTest.getFlutterView_returnsFlutterViewForFlutterActivity(FlutterDeviceScreenshotTest.java:32)
	at java.base@17.0.7/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at java.base@17.0.7/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
	at java.base@17.0.7/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base@17.0.7/java.lang.reflect.Method.invoke(Unknown Source)
	at app//org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:59)
	at app//org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)
	at app//org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:56)
	at app//org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17)
	at app//org.junit.runners.ParentRunner$3.evaluate(ParentRunner.java:306)
	at app//org.junit.runners.BlockJUnit4ClassRunner$1.evaluate(BlockJUnit4ClassRunner.java:100)
	at app//org.junit.runners.ParentRunner.runLeaf(ParentRunner.java:366)
	at app//org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:103)
	at app//org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:63)
	at app//org.junit.runners.ParentRunner$4.run(ParentRunner.java:331)
	at app//org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:79)
	at app//org.junit.runners.ParentRunner.runChildren(ParentRunner.java:329)
	at app//org.junit.runners.ParentRunner.access$100(ParentRunner.java:66)
	at app//org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:293)
	at app//org.junit.runners.ParentRunner$3.evaluate(ParentRunner.java:306)
	at app//org.junit.runners.ParentRunner.run(ParentRunner.java:413)
	at org.gradle.api.internal.tasks.testing.junit.JUnitTestClassExecutor.runTestClass(JUnitTestClassExecutor.java:110)
	at org.gradle.api.internal.tasks.testing.junit.JUnitTestClassExecutor.execute(JUnitTestClassExecutor.java:58)
	at org.gradle.api.internal.tasks.testing.junit.JUnitTestClassExecutor.execute(JUnitTestClassExecutor.java:38)
	at org.gradle.api.internal.tasks.testing.junit.AbstractJUnitTestClassProcessor.processTestClass(AbstractJUnitTestClassProcessor.java:62)
	at org.gradle.api.internal.tasks.testing.SuiteTestClassProcessor.processTestClass(SuiteTestClassProcessor.java:51)
	at java.base@17.0.7/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at java.base@17.0.7/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
	at java.base@17.0.7/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base@17.0.7/java.lang.reflect.Method.invoke(Unknown Source)
	at org.gradle.internal.dispatch.ReflectionDispatch.dispatch(ReflectionDispatch.java:36)
	at org.gradle.internal.dispatch.ReflectionDispatch.dispatch(ReflectionDispatch.java:24)
	at org.gradle.internal.dispatch.ContextClassLoaderDispatch.dispatch(ContextClassLoaderDispatch.java:33)
	at org.gradle.internal.dispatch.ProxyDispatchAdapter$DispatchingInvocationHandler.invoke(ProxyDispatchAdapter.java:94)
	at jdk.proxy1/jdk.proxy1.$Proxy2.processTestClass(Unknown Source)
	at org.gradle.api.internal.tasks.testing.worker.TestWorker$2.run(TestWorker.java:176)
	at org.gradle.api.internal.tasks.testing.worker.TestWorker.executeAndMaintainThreadName(TestWorker.java:129)
	at org.gradle.api.internal.tasks.testing.worker.TestWorker.execute(TestWorker.java:100)
	at org.gradle.api.internal.tasks.testing.worker.TestWorker.execute(TestWorker.java:60)
	at org.gradle.process.internal.worker.child.ActionExecutionWorker.execute(ActionExecutionWorker.java:56)
	at org.gradle.process.internal.worker.child.SystemApplicationClassLoaderWorker.call(SystemApplicationClassLoaderWorker.java:133)
	at org.gradle.process.internal.worker.child.SystemApplicationClassLoaderWorker.call(SystemApplicationClassLoaderWorker.java:71)
	at app//worker.org.gradle.process.internal.worker.GradleWorkerMain.run(GradleWorkerMain.java:69)
	at app//worker.org.gradle.process.internal.worker.GradleWorkerMain.main(GradleWorkerMain.java:74)
Caused by: org.mockito.exceptions.base.MockitoException: Cannot instrument class io.flutter.embedding.android.FlutterActivity because it or one of its supertypes could not be initialized
	at app//net.bytebuddy.TypeCache.findOrInsert(TypeCache.java:168)
	at app//net.bytebuddy.TypeCache$WithInlineExpunction.findOrInsert(TypeCache.java:399)
	at app//net.bytebuddy.TypeCache.findOrInsert(TypeCache.java:190)
	at app//net.bytebuddy.TypeCache$WithInlineExpunction.findOrInsert(TypeCache.java:410)
	... 44 more
Caused by: java.lang.RuntimeException: Method generateViewId in android.view.View not mocked. See http://g.co/androidstudio/not-mocked for details.
	at android.view.View.generateViewId(View.java)
	at io.flutter.embedding.android.FlutterActivity.<clinit>(FlutterActivity.java:218)
	at java.base/java.lang.Class.forName0(Native Method)
	at java.base/java.lang.Class.forName(Unknown Source)
	at org.mockito.internal.creation.bytebuddy.InlineBytecodeGenerator.assureInitialization(InlineBytecodeGenerator.java:236)
	at org.mockito.internal.creation.bytebuddy.InlineBytecodeGenerator.triggerRetransformation(InlineBytecodeGenerator.java:261)
	at org.mockito.internal.creation.bytebuddy.InlineBytecodeGenerator.mockClass(InlineBytecodeGenerator.java:218)
	at org.mockito.internal.creation.bytebuddy.TypeCachingBytecodeGenerator.lambda$mockClass$0(TypeCachingBytecodeGenerator.java:47)
	at net.bytebuddy.TypeCache.findOrInsert(TypeCache.java:168)
	at net.bytebuddy.TypeCache$WithInlineExpunction.findOrInsert(TypeCache.java:399)
	at net.bytebuddy.TypeCache.findOrInsert(TypeCache.java:190)
	at net.bytebuddy.TypeCache$WithInlineExpunction.findOrInsert(TypeCache.java:410)
	at org.mockito.internal.creation.bytebuddy.TypeCachingBytecodeGenerator.mockClass(TypeCachingBytecodeGenerator.java:40)
	at org.mockito.internal.creation.bytebuddy.InlineDelegateByteBuddyMockMaker.createMockType(InlineDelegateByteBuddyMockMaker.java:396)
	at org.mockito.internal.creation.bytebuddy.InlineDelegateByteBuddyMockMaker.doCreateMock(InlineDelegateByteBuddyMockMaker.java:355)
	at org.mockito.internal.creation.bytebuddy.InlineDelegateByteBuddyMockMaker.createMock(InlineDelegateByteBuddyMockMaker.java:334)
	at org.mockito.internal.creation.bytebuddy.InlineByteBuddyMockMaker.createMock(InlineByteBuddyMockMaker.java:56)
	at org.mockito.internal.util.MockUtil.createMock(MockUtil.java:99)
	at org.mockito.internal.MockitoCore.mock(MockitoCore.java:88)
	at org.mockito.Mockito.mock(Mockito.java:2087)
	at org.mockito.Mockito.mock(Mockito.java:2002)
	... 44 more
```
parent dddbd047
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Showing with 86 additions and 37 deletions
packages/integration_test/android/build.gradle
View file @ 835112de
......@@ -51,6 +51,8 @@ android {
dependencies {
// TODO(egarciad): These dependencies should not be added to release builds.
// https://github.com/flutter/flutter/issues/56591
testImplementation 'androidx.test.ext:junit:1.1.4-alpha07'
testImplementation 'org.robolectric:robolectric:4.11'
testImplementation 'junit:junit:4.13.2'
testImplementation 'org.mockito:mockito-inline:5.1.0'
......
packages/integration_test/android/src/test/java/dev/flutter/plugins/integration_test/FlutterDeviceScreenshotTest.java
View file @ 835112de
......@@ -4,22 +4,24 @@
package dev.flutter.plugins.integration_test;
import androidx.test.runner.AndroidJUnitRunner;
import org.junit.Test;
import static org.junit.Assert.*;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.when;
import org.junit.runner.RunWith;
import android.app.Activity;
import androidx.test.ext.junit.runners.AndroidJUnit4;
import io.flutter.embedding.android.FlutterActivity;
import io.flutter.embedding.android.FlutterFragment;
import io.flutter.embedding.android.FlutterFragmentActivity;
import io.flutter.embedding.android.FlutterView;
public class FlutterDeviceScreenshotTest extends AndroidJUnitRunner {
@RunWith(AndroidJUnit4.class)
public class FlutterDeviceScreenshotTest {
@Test
public void getFlutterView_returnsNullForNonFlutterActivity() {
Activity mockActivity = mock(Activity.class);
......
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