| /* |
| * Copyright (C) 2015 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package androidx.appcompat.widget; |
| |
| import static android.support.test.espresso.Espresso.onView; |
| import static android.support.test.espresso.action.ViewActions.click; |
| import static android.support.test.espresso.assertion.ViewAssertions.matches; |
| import static android.support.test.espresso.matcher.RootMatchers.withDecorView; |
| import static android.support.test.espresso.matcher.ViewMatchers.isDisplayed; |
| import static android.support.test.espresso.matcher.ViewMatchers.withId; |
| import static android.support.test.espresso.matcher.ViewMatchers.withText; |
| |
| import static org.hamcrest.core.Is.is; |
| import static org.hamcrest.core.IsNot.not; |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertFalse; |
| import static org.junit.Assert.assertNotNull; |
| import static org.junit.Assert.assertTrue; |
| import static org.mockito.ArgumentMatchers.anyLong; |
| import static org.mockito.Matchers.any; |
| import static org.mockito.Mockito.doCallRealMethod; |
| import static org.mockito.Mockito.eq; |
| import static org.mockito.Mockito.mock; |
| import static org.mockito.Mockito.never; |
| import static org.mockito.Mockito.spy; |
| import static org.mockito.Mockito.times; |
| import static org.mockito.Mockito.verify; |
| |
| import android.app.Instrumentation; |
| import android.content.Context; |
| import android.graphics.Rect; |
| import android.os.SystemClock; |
| import android.support.test.InstrumentationRegistry; |
| import android.support.test.filters.FlakyTest; |
| import android.support.test.filters.LargeTest; |
| import android.support.test.filters.MediumTest; |
| import android.support.test.rule.ActivityTestRule; |
| import android.support.test.runner.AndroidJUnit4; |
| import android.view.LayoutInflater; |
| import android.view.MotionEvent; |
| import android.view.View; |
| import android.view.ViewGroup; |
| import android.widget.AdapterView; |
| import android.widget.BaseAdapter; |
| import android.widget.Button; |
| import android.widget.FrameLayout; |
| import android.widget.PopupWindow; |
| import android.widget.TextView; |
| |
| import androidx.appcompat.test.R; |
| |
| import org.junit.Before; |
| import org.junit.Rule; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| |
| @RunWith(AndroidJUnit4.class) |
| public class ListPopupWindowTest { |
| @Rule |
| public final ActivityTestRule<PopupTestActivity> mActivityTestRule = |
| new ActivityTestRule<>(PopupTestActivity.class); |
| |
| private FrameLayout mContainer; |
| |
| private Button mButton; |
| |
| private ListPopupWindow mListPopupWindow; |
| |
| private BaseAdapter mListPopupAdapter; |
| |
| private AdapterView.OnItemClickListener mItemClickListener; |
| |
| /** |
| * Item click listener that dismisses our <code>ListPopupWindow</code> when any item |
| * is clicked. Note that this needs to be a separate class that is also protected (not |
| * private) so that Mockito can "spy" on it. |
| */ |
| protected class PopupItemClickListener implements AdapterView.OnItemClickListener { |
| @Override |
| public void onItemClick(AdapterView<?> parent, View view, int position, |
| long id) { |
| mListPopupWindow.dismiss(); |
| } |
| } |
| |
| @Before |
| public void setUp() throws Exception { |
| final PopupTestActivity activity = mActivityTestRule.getActivity(); |
| mContainer = activity.findViewById(R.id.container); |
| mButton = mContainer.findViewById(R.id.test_button); |
| mItemClickListener = new PopupItemClickListener(); |
| } |
| |
| @Test |
| @MediumTest |
| public void testBasicContent() { |
| Builder popupBuilder = new Builder(); |
| popupBuilder.wireToActionButton(); |
| |
| onView(withId(R.id.test_button)).perform(click()); |
| assertNotNull("Popup window created", mListPopupWindow); |
| assertTrue("Popup window showing", mListPopupWindow.isShowing()); |
| |
| final View mainDecorView = mActivityTestRule.getActivity().getWindow().getDecorView(); |
| onView(withText("Alice")) |
| .inRoot(withDecorView(not(is(mainDecorView)))) |
| .check(matches(isDisplayed())); |
| onView(withText("Bob")) |
| .inRoot(withDecorView(not(is(mainDecorView)))) |
| .check(matches(isDisplayed())); |
| onView(withText("Charlie")) |
| .inRoot(withDecorView(not(is(mainDecorView)))) |
| .check(matches(isDisplayed())); |
| onView(withText("Deirdre")) |
| .inRoot(withDecorView(not(is(mainDecorView)))) |
| .check(matches(isDisplayed())); |
| onView(withText("El")) |
| .inRoot(withDecorView(not(is(mainDecorView)))) |
| .check(matches(isDisplayed())); |
| } |
| |
| @FlakyTest(bugId = 33669575) |
| @Test |
| @LargeTest |
| public void testAnchoring() { |
| Builder popupBuilder = new Builder(); |
| popupBuilder.wireToActionButton(); |
| |
| onView(withId(R.id.test_button)).perform(click()); |
| assertTrue("Popup window showing", mListPopupWindow.isShowing()); |
| assertEquals("Popup window anchor", mButton, mListPopupWindow.getAnchorView()); |
| |
| final int[] anchorOnScreenXY = new int[2]; |
| final int[] popupOnScreenXY = new int[2]; |
| final int[] popupInWindowXY = new int[2]; |
| final Rect rect = new Rect(); |
| |
| mListPopupWindow.getListView().getLocationOnScreen(popupOnScreenXY); |
| mButton.getLocationOnScreen(anchorOnScreenXY); |
| mListPopupWindow.getListView().getLocationInWindow(popupInWindowXY); |
| mListPopupWindow.getBackground().getPadding(rect); |
| |
| assertEquals("Anchoring X", anchorOnScreenXY[0] + popupInWindowXY[0], popupOnScreenXY[0]); |
| assertEquals("Anchoring Y", anchorOnScreenXY[1] + popupInWindowXY[1] + mButton.getHeight(), |
| popupOnScreenXY[1] + rect.top); |
| } |
| |
| @Test |
| @MediumTest |
| public void testDismissalViaAPI() throws Throwable { |
| Builder popupBuilder = new Builder().withDismissListener(); |
| popupBuilder.wireToActionButton(); |
| |
| onView(withId(R.id.test_button)).perform(click()); |
| assertTrue("Popup window showing", mListPopupWindow.isShowing()); |
| |
| mActivityTestRule.runOnUiThread(new Runnable() { |
| @Override |
| public void run() { |
| mListPopupWindow.dismiss(); |
| } |
| }); |
| |
| // Verify that our dismiss listener has been called |
| verify(popupBuilder.mOnDismissListener, times(1)).onDismiss(); |
| assertFalse("Popup window not showing after dismissal", mListPopupWindow.isShowing()); |
| } |
| |
| private void testDismissalViaTouch(boolean setupAsModal) throws Throwable { |
| Builder popupBuilder = new Builder().setModal(setupAsModal).withDismissListener(); |
| popupBuilder.wireToActionButton(); |
| |
| final View.OnClickListener mockContainerClickListener = mock(View.OnClickListener.class); |
| // Also register a click listener on the top-level container |
| mActivityTestRule.runOnUiThread(new Runnable() { |
| @Override |
| public void run() { |
| mContainer.setOnClickListener(mockContainerClickListener); |
| } |
| }); |
| |
| onView(withId(R.id.test_button)).perform(click()); |
| assertTrue("Popup window showing", mListPopupWindow.isShowing()); |
| // Make sure that the modality of the popup window is set up correctly |
| assertEquals("Popup window modality", setupAsModal, mListPopupWindow.isModal()); |
| |
| // Determine the location of the popup on the screen so that we can emulate |
| // a tap outside of its bounds to dismiss it |
| final int[] popupOnScreenXY = new int[2]; |
| final Rect rect = new Rect(); |
| mListPopupWindow.getListView().getLocationOnScreen(popupOnScreenXY); |
| mListPopupWindow.getBackground().getPadding(rect); |
| |
| int emulatedTapX = popupOnScreenXY[0] - rect.left - 20; |
| int emulatedTapY = popupOnScreenXY[1] - 20; |
| |
| // The logic below uses Instrumentation to emulate a tap outside the bounds of the |
| // displayed list popup window. This tap is then treated by the framework to be "split" as |
| // the ACTION_OUTSIDE for the popup itself, as well as DOWN / MOVE / UP for the underlying |
| // view root if the popup is not modal. |
| // It is not correct to emulate these two sequences separately in the test, as it |
| // wouldn't emulate the user-facing interaction for this test. Note that usage |
| // of Instrumentation is necessary here since Espresso's actions operate at the level |
| // of view or data. Also, we don't want to use View.dispatchTouchEvent directly as |
| // that would require emulation of two separate sequences as well. |
| |
| Instrumentation instrumentation = InstrumentationRegistry.getInstrumentation(); |
| |
| // Inject DOWN event |
| long downTime = SystemClock.uptimeMillis(); |
| MotionEvent eventDown = MotionEvent.obtain( |
| downTime, downTime, MotionEvent.ACTION_DOWN, emulatedTapX, emulatedTapY, 1); |
| instrumentation.sendPointerSync(eventDown); |
| |
| // Inject MOVE event |
| long moveTime = SystemClock.uptimeMillis(); |
| MotionEvent eventMove = MotionEvent.obtain( |
| moveTime, moveTime, MotionEvent.ACTION_MOVE, emulatedTapX, emulatedTapY, 1); |
| instrumentation.sendPointerSync(eventMove); |
| |
| // Inject UP event |
| long upTime = SystemClock.uptimeMillis(); |
| MotionEvent eventUp = MotionEvent.obtain( |
| upTime, upTime, MotionEvent.ACTION_UP, emulatedTapX, emulatedTapY, 1); |
| instrumentation.sendPointerSync(eventUp); |
| |
| // Wait for the system to process all events in the queue |
| instrumentation.waitForIdleSync(); |
| |
| // At this point our popup should not be showing and should have notified its |
| // dismiss listener |
| verify(popupBuilder.mOnDismissListener, times(1)).onDismiss(); |
| assertFalse("Popup window not showing after outside click", mListPopupWindow.isShowing()); |
| |
| // Also test that the click outside the popup bounds has been "delivered" to the main |
| // container only if the popup is not modal |
| verify(mockContainerClickListener, times(setupAsModal ? 0 : 1)).onClick(mContainer); |
| } |
| |
| @Test |
| @MediumTest |
| public void testDismissalOutsideNonModal() throws Throwable { |
| testDismissalViaTouch(false); |
| } |
| |
| @Test |
| @MediumTest |
| public void testDismissalOutsideModal() throws Throwable { |
| testDismissalViaTouch(true); |
| } |
| |
| @Test |
| @LargeTest |
| public void testItemClickViaEvent() { |
| Builder popupBuilder = new Builder().withItemClickListener(); |
| popupBuilder.wireToActionButton(); |
| |
| onView(withId(R.id.test_button)).perform(click()); |
| assertTrue("Popup window showing", mListPopupWindow.isShowing()); |
| |
| // Verify that our menu item click listener hasn't been called yet |
| verify(popupBuilder.mOnItemClickListener, never()).onItemClick( |
| any(AdapterView.class), any(View.class), any(int.class), anyLong()); |
| |
| final View mainDecorView = mActivityTestRule.getActivity().getWindow().getDecorView(); |
| onView(withText("Charlie")) |
| .inRoot(withDecorView(not(is(mainDecorView)))) |
| .perform(click()); |
| // Verify that out menu item click listener has been called with the expected item |
| // position. Note that we use any() for other parameters, as we don't want to tie ourselves |
| // to the specific implementation details of how ListPopupWindow displays its content. |
| verify(popupBuilder.mOnItemClickListener, times(1)).onItemClick( |
| any(AdapterView.class), any(View.class), eq(2), anyLong()); |
| |
| // Our item click listener also dismisses the popup |
| assertFalse("Popup window not showing after click", mListPopupWindow.isShowing()); |
| } |
| |
| @Test |
| @MediumTest |
| public void testItemClickViaAPI() throws Throwable { |
| Builder popupBuilder = new Builder().withItemClickListener(); |
| popupBuilder.wireToActionButton(); |
| |
| onView(withId(R.id.test_button)).perform(click()); |
| assertTrue("Popup window showing", mListPopupWindow.isShowing()); |
| |
| // Verify that our menu item click listener hasn't been called yet |
| verify(popupBuilder.mOnItemClickListener, never()).onItemClick( |
| any(AdapterView.class), any(View.class), any(int.class), anyLong()); |
| |
| mActivityTestRule.runOnUiThread(new Runnable() { |
| @Override |
| public void run() { |
| mListPopupWindow.performItemClick(1); |
| } |
| }); |
| |
| // Verify that out menu item click listener has been called with the expected item |
| // position. Note that we use any() for other parameters, as we don't want to tie ourselves |
| // to the specific implementation details of how ListPopupWindow displays its content. |
| verify(popupBuilder.mOnItemClickListener, times(1)).onItemClick( |
| any(AdapterView.class), any(View.class), eq(1), anyLong()); |
| // Our item click listener also dismisses the popup |
| assertFalse("Popup window not showing after click", mListPopupWindow.isShowing()); |
| } |
| |
| /** |
| * Emulates a drag-down gestures by injecting ACTION events with {@link Instrumentation}. |
| */ |
| private void emulateDragDownGesture(int emulatedX, int emulatedStartY, int swipeAmount) { |
| // The logic below uses Instrumentation to emulate a swipe / drag gesture to bring up |
| // the popup content. Note that we don't want to use Espresso's GeneralSwipeAction |
| // as that operates on the level of an individual view. Here we want to test correct |
| // forwarding of events that cross the boundary between the anchor and the popup menu. |
| |
| final Instrumentation instrumentation = InstrumentationRegistry.getInstrumentation(); |
| |
| // Inject DOWN event |
| long downTime = SystemClock.uptimeMillis(); |
| MotionEvent eventDown = MotionEvent.obtain( |
| downTime, downTime, MotionEvent.ACTION_DOWN, emulatedX, emulatedStartY, 1); |
| instrumentation.sendPointerSync(eventDown); |
| |
| // Inject a sequence of MOVE events that emulate a "swipe down" gesture |
| for (int i = 0; i < 10; i++) { |
| long moveTime = SystemClock.uptimeMillis(); |
| final int moveY = emulatedStartY + swipeAmount * i / 10; |
| MotionEvent eventMove = MotionEvent.obtain( |
| moveTime, moveTime, MotionEvent.ACTION_MOVE, emulatedX, moveY, 1); |
| instrumentation.sendPointerSync(eventMove); |
| // sleep for a bit to emulate a 200ms swipe |
| SystemClock.sleep(20); |
| } |
| |
| // Inject UP event |
| long upTime = SystemClock.uptimeMillis(); |
| MotionEvent eventUp = MotionEvent.obtain( |
| upTime, upTime, MotionEvent.ACTION_UP, emulatedX, emulatedStartY + swipeAmount, 1); |
| instrumentation.sendPointerSync(eventUp); |
| |
| // Wait for the system to process all events in the queue |
| instrumentation.waitForIdleSync(); |
| } |
| |
| @Test |
| @MediumTest |
| public void testCreateOnDragListener() throws Throwable { |
| // In this test we want precise control over the height of the popup content since |
| // we need to know by how much to swipe down to end the emulated gesture over the |
| // specific item in the popup. This is why we're using a popup style that removes |
| // all decoration around the popup content, as well as our own row layout with known |
| // height. |
| Builder popupBuilder = new Builder() |
| .withPopupStyleAttr(R.style.PopupEmptyStyle) |
| .withContentRowLayoutId(R.layout.popup_window_item) |
| .withItemClickListener().withDismissListener(); |
| |
| // Configure ListPopupWindow without showing it |
| popupBuilder.configure(); |
| |
| // Get the anchor view and configure it with ListPopupWindow's drag-to-open listener |
| final View anchor = mActivityTestRule.getActivity().findViewById(R.id.test_button); |
| View.OnTouchListener dragListener = mListPopupWindow.createDragToOpenListener(anchor); |
| anchor.setOnTouchListener(dragListener); |
| // And also configure it to show the popup window on click |
| anchor.setOnClickListener(new View.OnClickListener() { |
| @Override |
| public void onClick(View v) { |
| mListPopupWindow.show(); |
| } |
| }); |
| |
| // Get the height of a row item in our popup window |
| final int popupRowHeight = mActivityTestRule.getActivity().getResources() |
| .getDimensionPixelSize(R.dimen.popup_row_height); |
| |
| final int[] anchorOnScreenXY = new int[2]; |
| anchor.getLocationOnScreen(anchorOnScreenXY); |
| |
| // Compute the start coordinates of a downward swipe and the amount of swipe. We'll |
| // be swiping by twice the row height. That, combined with the swipe originating in the |
| // center of the anchor should result in clicking the second row in the popup. |
| int emulatedX = anchorOnScreenXY[0] + anchor.getWidth() / 2; |
| int emulatedStartY = anchorOnScreenXY[1] + anchor.getHeight() / 2; |
| int swipeAmount = 2 * popupRowHeight; |
| |
| // Emulate drag-down gesture with a sequence of motion events |
| emulateDragDownGesture(emulatedX, emulatedStartY, swipeAmount); |
| |
| // We expect the swipe / drag gesture to result in clicking the second item in our list. |
| verify(popupBuilder.mOnItemClickListener, times(1)).onItemClick( |
| any(AdapterView.class), any(View.class), eq(1), eq(1L)); |
| // Since our item click listener calls dismiss() on the popup, we expect the popup to not |
| // be showing |
| assertFalse(mListPopupWindow.isShowing()); |
| // At this point our popup should have notified its dismiss listener |
| verify(popupBuilder.mOnDismissListener, times(1)).onDismiss(); |
| } |
| |
| /** |
| * Inner helper class to configure an instance of <code>ListPopupWindow</code> for the |
| * specific test. The main reason for its existence is that once a popup window is shown |
| * with the show() method, most of its configuration APIs are no-ops. This means that |
| * we can't add logic that is specific to a certain test (such as dismissing a non-modal |
| * popup window) once it's shown and we have a reference to a displayed ListPopupWindow. |
| */ |
| public class Builder { |
| private boolean mIsModal; |
| private boolean mHasDismissListener; |
| private boolean mHasItemClickListener; |
| |
| private AdapterView.OnItemClickListener mOnItemClickListener; |
| private PopupWindow.OnDismissListener mOnDismissListener; |
| |
| private int mContentRowLayoutId = R.layout.abc_popup_menu_item_layout; |
| |
| private boolean mUseCustomPopupStyle; |
| private int mPopupStyleAttr; |
| |
| public Builder setModal(boolean isModal) { |
| mIsModal = isModal; |
| return this; |
| } |
| |
| public Builder withContentRowLayoutId(int contentRowLayoutId) { |
| mContentRowLayoutId = contentRowLayoutId; |
| return this; |
| } |
| |
| public Builder withPopupStyleAttr(int popupStyleAttr) { |
| mUseCustomPopupStyle = true; |
| mPopupStyleAttr = popupStyleAttr; |
| return this; |
| } |
| |
| public Builder withItemClickListener() { |
| mHasItemClickListener = true; |
| return this; |
| } |
| |
| public Builder withDismissListener() { |
| mHasDismissListener = true; |
| return this; |
| } |
| |
| private void configure() { |
| final Context context = mContainer.getContext(); |
| if (mUseCustomPopupStyle) { |
| mListPopupWindow = new ListPopupWindow(context, null, mPopupStyleAttr, 0); |
| } else { |
| mListPopupWindow = new ListPopupWindow(context); |
| } |
| |
| final String[] POPUP_CONTENT = |
| new String[]{"Alice", "Bob", "Charlie", "Deirdre", "El"}; |
| mListPopupAdapter = new BaseAdapter() { |
| class ViewHolder { |
| private TextView title; |
| } |
| |
| @Override |
| public int getCount() { |
| return POPUP_CONTENT.length; |
| } |
| |
| @Override |
| public Object getItem(int position) { |
| return POPUP_CONTENT[position]; |
| } |
| |
| @Override |
| public long getItemId(int position) { |
| return position; |
| } |
| |
| @Override |
| public View getView(int position, View convertView, ViewGroup parent) { |
| if (convertView == null) { |
| convertView = LayoutInflater.from(parent.getContext()).inflate( |
| mContentRowLayoutId, parent, false); |
| ViewHolder viewHolder = new ViewHolder(); |
| viewHolder.title = (TextView) convertView.findViewById(R.id.title); |
| convertView.setTag(viewHolder); |
| } |
| |
| ViewHolder viewHolder = (ViewHolder) convertView.getTag(); |
| viewHolder.title.setText(POPUP_CONTENT[position]); |
| return convertView; |
| } |
| }; |
| |
| mListPopupWindow.setAdapter(mListPopupAdapter); |
| mListPopupWindow.setAnchorView(mButton); |
| |
| // The following mock listeners have to be set before the call to show() as |
| // they are set on the internally constructed drop down. |
| if (mHasItemClickListener) { |
| // Wrap our item click listener with a Mockito spy |
| mOnItemClickListener = spy(mItemClickListener); |
| // Register that spy as the item click listener on the ListPopupWindow |
| mListPopupWindow.setOnItemClickListener(mOnItemClickListener); |
| // And configure Mockito to call our original listener with onItemClick. |
| // This way we can have both our item click listener running to dismiss the popup |
| // window, and track the invocations of onItemClick with Mockito APIs. |
| doCallRealMethod().when(mOnItemClickListener).onItemClick( |
| any(AdapterView.class), any(View.class), any(int.class), any(int.class)); |
| } |
| |
| if (mHasDismissListener) { |
| mOnDismissListener = mock(PopupWindow.OnDismissListener.class); |
| mListPopupWindow.setOnDismissListener(mOnDismissListener); |
| } |
| |
| mListPopupWindow.setModal(mIsModal); |
| } |
| |
| private void show() { |
| configure(); |
| mListPopupWindow.show(); |
| } |
| |
| public void wireToActionButton() { |
| mButton.setOnClickListener(new View.OnClickListener() { |
| @Override |
| public void onClick(View v) { |
| show(); |
| } |
| }); |
| } |
| } |
| } |