Custom Rule For Espresso Blog bost

MyCustomRule.java

public class MyCustomRule<A extends MyActivity> extends ActivityTestRule<A> {
  public MyCustomRule(Class<A> activityClass) {
    super(activityClass);
  }
  
  @Override
  protected void beforeActivityLaunched() {
    super.beforeActivityLaunched();
    // Maybe prepare some mock service calls
    // Maybe override some depency injection modules with mocks
  }
    
  @Override
  protected Intent getActivityIntent() {
    Intent customIntent = new Intent();
    // add some custom extras and stuff
    return customIntent;
  }
  
  @Override
  protected void afterActivityLaunched() {
    super.afterActivityLaunched();
   // maybe you want to do something here 
  }
    
  @Override
  protected void afterActivityFinished() {
    super.afterActivityFinshed();
    // Clean up mocks
  }
}