import android.content.Intent;
import android.support.test.rule.ActivityTestRule;
import android.support.test.runner.AndroidJUnit4;
import org.junit.Before;
import org.junit.Rule;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.mockito.Mock;
import org.mockito.junit.MockitoJUnit;
import org.mockito.junit.MockitoRule;

import static org.mockito.Mockito.times;
import static org.mockito.Mockito.verify;
import static org.mockito.Mockito.verifyNoMoreInteractions;

@RunWith(AndroidJUnit4.class)
public class MyFragmentTest {
    @Rule
    public MockitoRule mMockitoRule = MockitoJUnit.rule();

    @Rule
    public ActivityTestRule<MyActivity> mActivityTestRule =
            new ActivityTestRule<>(MyActivity.class, true, false);

    @Mock
    private MyPresenter mTestPresenter;

    private MyFragment mTestFragment;

    @Before
    public void setUp() throws Exception {
        MyActivity activity = mActivityTestRule.launchActivity(new Intent());
        activity.startTestFragment(mTestPresenter);
        mTestFragment = activity.getTestFragment();
        Thread.sleep(5_000);
    }

    @Test
    public void onDestroy() throws Exception {
        mTestFragment.onStop();
        mTestFragment.onDestroy();
        verify(mTestPresenter, times(1)).attachView(mTestFragment);
        verify(mTestPresenter, times(1)).detachView();
        verify(mTestPresenter, times(1)).onDestroy();
        verifyNoMoreInteractions(mTestPresenter);
    }
}