| /* |
| * Copyright 2018 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.coordinatorlayout.widget; |
| |
| import static android.support.test.espresso.Espresso.onView; |
| import static android.support.test.espresso.matcher.ViewMatchers.isAssignableFrom; |
| import static android.support.test.espresso.matcher.ViewMatchers.isEnabled; |
| import static android.support.test.espresso.matcher.ViewMatchers.withId; |
| |
| import static org.junit.Assert.assertTrue; |
| |
| import android.os.Handler; |
| import android.os.Looper; |
| import android.support.test.annotation.UiThreadTest; |
| import android.support.test.espresso.UiController; |
| import android.support.test.espresso.ViewAction; |
| import android.support.test.filters.MediumTest; |
| import android.view.LayoutInflater; |
| import android.view.View; |
| import android.widget.TextView; |
| |
| import androidx.coordinatorlayout.custom.CustomBar; |
| import androidx.coordinatorlayout.custom.TestFloatingBehavior; |
| import androidx.coordinatorlayout.test.R; |
| |
| import org.hamcrest.Matcher; |
| import org.junit.After; |
| import org.junit.Test; |
| |
| import java.util.concurrent.CountDownLatch; |
| import java.util.concurrent.TimeUnit; |
| |
| @MediumTest |
| public class CoordinatorSnackbarWithButtonTest extends BaseDynamicCoordinatorLayoutTest { |
| private View mBar; |
| |
| @After |
| @UiThreadTest |
| public void teardown() throws Throwable { |
| mCoordinatorLayout.removeView(mBar); |
| } |
| |
| /** |
| * Returns the location of our bar on the screen. |
| */ |
| private static int[] getBarLocationOnScreen() { |
| final int[] location = new int[2]; |
| onView(isAssignableFrom(CustomBar.class)).perform(new ViewAction() { |
| @Override |
| public Matcher<View> getConstraints() { |
| return isEnabled(); |
| } |
| |
| @Override |
| public String getDescription() { |
| return "Bar matcher"; |
| } |
| |
| @Override |
| public void perform(UiController uiController, View view) { |
| view.getLocationOnScreen(location); |
| } |
| }); |
| return location; |
| } |
| |
| /** |
| * Helper method that verifies that the passed view is above the bar in the activity |
| * window. |
| */ |
| private static void verifyBarViewStacking(View view, int extraBottomMargin) { |
| // Get location of bar in window |
| final int[] barOnScreenXY = getBarLocationOnScreen(); |
| // Get location of passed view in window |
| final int[] viewOnScreenXY = new int[2]; |
| view.getLocationOnScreen(viewOnScreenXY); |
| |
| // Compute the bottom visible edge of the view |
| int viewBottom = viewOnScreenXY[1] + view.getHeight() - extraBottomMargin; |
| int barTop = barOnScreenXY[1]; |
| // and verify that our view is above the bar |
| assertTrue(viewBottom <= barTop); |
| } |
| |
| private void addBar() { |
| final CountDownLatch latch = new CountDownLatch(1); |
| new Handler(Looper.getMainLooper()).post(new Runnable() { |
| @Override |
| public void run() { |
| LayoutInflater inflater = LayoutInflater.from(mActivityTestRule.getActivity()); |
| mBar = inflater.inflate(R.layout.emulated_snackbar, mCoordinatorLayout, false); |
| mCoordinatorLayout.addView(mBar); |
| latch.countDown(); |
| } |
| }); |
| try { |
| assertTrue("Could not add emulated snackbar", latch.await(5, TimeUnit.SECONDS)); |
| } catch (Throwable t) { |
| throw new RuntimeException(t); |
| } |
| } |
| |
| @Test |
| public void testBehaviorBasedSlidingFromLayoutAttribute() { |
| // Use a layout in which a TextView child has Behavior object configured via |
| // layout_behavior XML attribute |
| onView(withId(R.id.coordinator_stub)).perform( |
| inflateViewStub(R.layout.design_snackbar_behavior_layout_attr)); |
| |
| // Create and show the bar |
| addBar(); |
| |
| final TextView textView = mCoordinatorLayout.findViewById(R.id.text); |
| verifyBarViewStacking(textView, 0); |
| } |
| |
| @Test |
| public void testBehaviorBasedSlidingFromClassAnnotation() { |
| // Use a layout in which a custom child view has Behavior object configured via |
| // annotation on the class that extends TextView |
| onView(withId(R.id.coordinator_stub)).perform( |
| inflateViewStub(R.layout.design_snackbar_behavior_annotation)); |
| |
| // Create and show the bar |
| addBar(); |
| |
| final TextView textView = mCoordinatorLayout.findViewById(R.id.text); |
| verifyBarViewStacking(textView, 0); |
| } |
| |
| @Test |
| public void testBehaviorBasedSlidingFromClassInterface() { |
| // Use a layout in which a custom child view has Behavior object configured via |
| // the interface on the class that extends TextView |
| onView(withId(R.id.coordinator_stub)).perform( |
| inflateViewStub(R.layout.design_snackbar_behavior_interface)); |
| |
| // Create and show the bar |
| addBar(); |
| |
| final TextView textView = mCoordinatorLayout.findViewById(R.id.text); |
| verifyBarViewStacking(textView, 0); |
| } |
| |
| @Test |
| public void testBehaviorBasedSlidingFromRuntimeApiCall() { |
| // Use a layout in which a TextView child doesn't have any configured Behavior |
| onView(withId(R.id.coordinator_stub)).perform( |
| inflateViewStub(R.layout.design_snackbar_behavior_runtime)); |
| |
| // and configure that Behavior at runtime by setting it on its LayoutParams |
| final TextView textView = mCoordinatorLayout.findViewById(R.id.text); |
| final CoordinatorLayout.LayoutParams textViewLp = |
| (CoordinatorLayout.LayoutParams) textView.getLayoutParams(); |
| textViewLp.setBehavior(new TestFloatingBehavior()); |
| |
| // Create and show the bar |
| addBar(); |
| |
| verifyBarViewStacking(textView, 0); |
| } |
| } |