How to use

waitForActivity

method

in

android.app.Instrumentation$ActivityMonitor

public void testButton() {
  Instrumentation.ActivityMonitor activityMonitor = getInstrumentation()
     .addMonitor(TargetActivity.class.getName(), null, false);
 //button.performClick(); // Dont use this method
 TouchUtils.clickView(this, button);
 TargetActivity targetActivity = (TargetActivity) activityMonitor.waitForActivity(); // By using ActivityMonitor
 // TargetActivity targetActivity = (TargetActivity) activityMonitor.waitForActivityWithTimeout(5);// It also works
 // TargetActivity targetActivity = (TargetActivity) getInstrumentation().waitForMonitor(activityMonitor); // By using Instrumentation
 // TargetActivity targetActivity = (TargetActivity) getInstrumentation().waitForMonitorWithTimeout(activityMonitor, 5); // It also works
 assertNotNull("Target Activity is not launched", targetActivity);
}