android 接收器类org.robolectric.shadows.multidex.Shadows不定义或继承接口ShadowProvider的getShadows()的实现

rn0zuynd  于 12个月前  发布在  Android
关注(0)|答案(1)|浏览(120)

我正在尝试使用Robolectric运行Android单元测试,以便可以访问multi-dex应用程序中的上下文。这是我的版本。gradle:

implementation 'androidx.test.ext:junit:1.1.5'
        testImplementation 'junit:junit:4.13.2'
        testImplementation 'org.mockito:mockito-core:3.2.0'
        testImplementation 'org.robolectric:robolectric:4.9'
        testImplementation "org.robolectric:shadows-multidex:3.0"
        testImplementation 'androidx.test:core:1.5.0'

当我尝试运行测试时,我在初始化过程中得到以下错误消息:

Receiver class org.robolectric.shadows.multidex.Shadows does not define or inherit an implementation of the resolved method 'abstract java.util.Collection getShadows()' of interface org.robolectric.internal.ShadowProvider.
java.lang.AbstractMethodError: Receiver class org.robolectric.shadows.multidex.Shadows does not define or inherit an implementation of the resolved method 'abstract java.util.Collection getShadows()' of interface org.robolectric.internal.ShadowProvider.
    at org.robolectric.internal.bytecode.ShadowMap.createFromShadowProviders(ShadowMap.java:42)
    at org.robolectric.internal.bytecode.ShadowProviders.<init>(ShadowProviders.java:28)
    at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
    at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
    at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:490)
    at org.robolectric.util.inject.Injector.inject(Injector.java:250)
    at org.robolectric.util.inject.Injector.lambda$memoized$1(Injector.java:232)
    at org.robolectric.util.inject.Injector$MemoizingProvider.get(Injector.java:498)
    at org.robolectric.util.inject.Injector.getInstanceInternal(Injector.java:224)
    at org.robolectric.util.inject.Injector.getInstance(Injector.java:208)
    at org.robolectric.util.inject.Injector.getInstance(Injector.java:202)
    at org.robolectric.internal.SandboxTestRunner.<init>(SandboxTestRunner.java:79)
    at org.robolectric.RobolectricTestRunner.<init>(RobolectricTestRunner.java:106)
    at org.robolectric.RobolectricTestRunner.<init>(RobolectricTestRunner.java:101)
    at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
    at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
    at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:490)
    at org.junit.internal.builders.AnnotatedBuilder.buildRunner(AnnotatedBuilder.java:104)
    at org.junit.internal.builders.AnnotatedBuilder.runnerForClass(AnnotatedBuilder.java:86)
    at org.junit.runners.model.RunnerBuilder.safeRunnerForClass(RunnerBuilder.java:70)
    at org.junit.internal.builders.AllDefaultPossibilitiesBuilder.runnerForClass(AllDefaultPossibilitiesBuilder.java:37)
    at org.junit.runners.model.RunnerBuilder.safeRunnerForClass(RunnerBuilder.java:70)
    at org.junit.internal.requests.ClassRequest.createRunner(ClassRequest.java:28)
    at org.junit.internal.requests.MemoizingRequest.getRunner(MemoizingRequest.java:19)
    at org.gradle.api.internal.tasks.testing.junit.JUnitTestClassExecutor.runTestClass(JUnitTestClassExecutor.java:78)
    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/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
    at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
    at java.base/java.lang.reflect.Method.invoke(Method.java:566)
    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$DispatchingInvocationHandler.invoke(ProxyDispatchAdapter.java:94)
    at com.sun.proxy.$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 worker.org.gradle.process.internal.worker.GradleWorkerMain.run(GradleWorkerMain.java:69)
    at worker.org.gradle.process.internal.worker.GradleWorkerMain.main(GradleWorkerMain.java:74)

有人能帮我吗?我们还需要Robolectric来做这个吗?或者androidx最终允许测试上下文吗?

rslzwgfq

rslzwgfq1#

为什么是org.robolectric:shadows-multidex:jar:3.0,如果你正在使用org.robolectric:robolectric:jar:4.9
您可以考虑使用org.robolectric:shadows-multidex:jar:4.9
这样的版本差异可以解释你看到的java.lang.AbstractMethodError
这个错误指向类中方法的实现和类应该实现的接口中方法的声明之间的不匹配。具体来说,它指出org.robolectric.shadows.multidex.Shadows类没有在org.robolectric.internal.ShadowProvider接口中声明的getShadows()方法的正确实现。
使用兼容版本应该有助于解决此错误。
修正后的build.gradle文件将是:

dependencies {
    implementation 'androidx.test.ext:junit:1.1.5'
    testImplementation 'junit:junit:4.13.2'
    testImplementation 'org.mockito:mockito-core:3.2.0'
    testImplementation 'org.robolectric:robolectric:4.9'
    testImplementation 'org.robolectric:shadows-multidex:4.9'  // version aligns with Robolectric version
    testImplementation 'androidx.test:core:1.5.0'
}

如果您看到java.lang.NoClassDefFoundError: androidx/multidex/MultiDexApplication错误,则意味着在运行时无法找到MultiDexApplication类。
您可能需要将multidex library添加到依赖项中。

dependencies {
    implementation 'androidx.multidex:multidex:2.0.1'  // Add this line
    implementation 'androidx.test.ext:junit:1.1.5'
    testImplementation 'junit:junit:4.13.2'
    testImplementation 'org.mockito:mockito-core:3.2.0'
    testImplementation 'org.robolectric:robolectric:4.9'
    testImplementation 'org.robolectric:shadows-multidex:4.9'
    testImplementation 'androidx.test:core:1.5.0'
}

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