test报错变红,AndroidJUnit4报错变红


如果创建一个测试JUnit 4测试类以在设备或模拟器上运行,则此测试类须以@RunWith(AndroidJUnit4.class)注释为前缀。

在build.gradle(:app)添加dependencies:

dependencies {
androidTestCompile 'com.android.support:support-annotations:28.0.0'
androidTestCompile 'com.android.support.test:runner:1.0.2'
androidTestCompile 'com.android.support.test:rules:1.0.2'
androidTestCompile 'com.android.support.test.espresso:espresso-core:3.0.2'
}
另外,注意:

android {
defaultConfig {
testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
}
}

重新syn后,问题解决:




借鉴:

在 Android Studio 中测试  |  Android Developers

https://www.jianshu.com/p/ba4f87fd6fd6

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转载自blog.csdn.net/weixin_45046069/article/details/133683729