UiThreadTest

public abstract @interface UiThreadTest
implements Annotation

android.support.test.annotation.UiThreadTest

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此注释应与UiThreadTestRule一起使用，或与任何从其继承的规则一起使用。 当注释存在时，测试方法在应用程序的UI线程（或主线程）上执行。

Note, due to current JUnit limitation, methods annotated with Before and After will also be executed on the UI Thread. Consider using runOnUiThread(Runnable) if this is an issue.

Summary

Inherited methods
From interface java.lang.annotation.Annotation abstract Class<? extends Annotation> annotationType() abstract boolean equals(Object arg0) abstract int hashCode() abstract String toString()