| /* |
| * Copyright (C) 2014 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 android.support.test.espresso.matcher; |
| |
| import static android.support.test.espresso.matcher.ViewMatchers.withClassName; |
| import static com.google.common.base.Preconditions.checkNotNull; |
| import static org.hamcrest.Matchers.allOf; |
| import static org.hamcrest.Matchers.anyOf; |
| import static org.hamcrest.Matchers.is; |
| |
| import android.support.test.runner.lifecycle.ActivityLifecycleMonitor; |
| import android.support.test.runner.lifecycle.ActivityLifecycleMonitorRegistry; |
| import android.support.test.runner.lifecycle.Stage; |
| import android.support.test.espresso.NoActivityResumedException; |
| import android.support.test.espresso.Root; |
| import com.google.common.collect.Lists; |
| |
| import android.app.Activity; |
| import android.os.IBinder; |
| import android.view.View; |
| import android.view.WindowManager; |
| |
| import org.hamcrest.Description; |
| import org.hamcrest.Matcher; |
| import org.hamcrest.TypeSafeMatcher; |
| |
| import java.util.Collection; |
| import java.util.List; |
| |
| /** |
| * A collection of matchers for {@link Root} objects. |
| */ |
| public final class RootMatchers { |
| |
| private RootMatchers() {} |
| |
| /** |
| * Espresso's default {@link Root} matcher. |
| */ |
| @SuppressWarnings("unchecked") |
| public static final Matcher<Root> DEFAULT = |
| allOf( |
| hasWindowLayoutParams(), |
| allOf( |
| anyOf( |
| allOf(isDialog(), withDecorView(hasWindowFocus())), |
| isSubwindowOfCurrentActivity()), |
| isFocusable())); |
| |
| |
| /** |
| * Matches {@link Root}s that can take window focus. |
| */ |
| public static Matcher<Root> isFocusable() { |
| return new TypeSafeMatcher<Root>() { |
| |
| @Override |
| public void describeTo(Description description) { |
| description.appendText("is focusable"); |
| } |
| |
| @Override |
| public boolean matchesSafely(Root root) { |
| int flags = root.getWindowLayoutParams().get().flags; |
| boolean r = !((flags & WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE) != 0); |
| return r; |
| } |
| }; |
| } |
| |
| /** |
| * Matches {@link Root}s that can receive touch events. |
| */ |
| public static Matcher<Root> isTouchable() { |
| return new TypeSafeMatcher<Root>() { |
| |
| @Override |
| public void describeTo(Description description) { |
| description.appendText("is touchable"); |
| } |
| |
| @Override |
| public boolean matchesSafely(Root root) { |
| int flags = root.getWindowLayoutParams().get().flags; |
| boolean r = !((flags & WindowManager.LayoutParams.FLAG_NOT_TOUCHABLE) != 0); |
| return r; |
| } |
| }; |
| } |
| |
| /** |
| * Matches {@link Root}s that are dialogs (i.e. is not a window of the currently resumed |
| * activity). |
| */ |
| public static Matcher<Root> isDialog() { |
| return new TypeSafeMatcher<Root>() { |
| |
| @Override |
| public void describeTo(Description description) { |
| description.appendText("is dialog"); |
| } |
| |
| @Override |
| public boolean matchesSafely(Root root) { |
| int type = root.getWindowLayoutParams().get().type; |
| if ((type != WindowManager.LayoutParams.TYPE_BASE_APPLICATION |
| && type < WindowManager.LayoutParams.LAST_APPLICATION_WINDOW)) { |
| IBinder windowToken = root.getDecorView().getWindowToken(); |
| IBinder appToken = root.getDecorView().getApplicationWindowToken(); |
| if (windowToken == appToken) { |
| // windowToken == appToken means this window isn't contained by any other windows. |
| // if it was a window for an activity, it would have TYPE_BASE_APPLICATION. |
| // therefore it must be a dialog box. |
| return true; |
| } |
| } |
| return false; |
| } |
| }; |
| } |
| |
| /** |
| * Matches {@link Root}s that are popups - like autocomplete suggestions or the actionbar spinner. |
| */ |
| public static Matcher<Root> isPlatformPopup() { |
| return new TypeSafeMatcher<Root>() { |
| @Override |
| public boolean matchesSafely(Root item) { |
| return withDecorView(withClassName( |
| is("android.widget.PopupWindow$PopupViewContainer"))).matches(item); |
| } |
| |
| @Override |
| public void describeTo(Description description) { |
| description.appendText("with decor view of type PopupWindow$PopupViewContainer"); |
| } |
| }; |
| } |
| |
| /** |
| * Matches {@link Root}s with decor views that match the given view matcher. |
| */ |
| public static Matcher<Root> withDecorView(final Matcher<View> decorViewMatcher) { |
| checkNotNull(decorViewMatcher); |
| return new TypeSafeMatcher<Root>() { |
| |
| @Override |
| public void describeTo(Description description) { |
| description.appendText("with decor view "); |
| decorViewMatcher.describeTo(description); |
| } |
| |
| @Override |
| public boolean matchesSafely(Root root) { |
| return decorViewMatcher.matches(root.getDecorView()); |
| } |
| }; |
| } |
| |
| private static Matcher<View> hasWindowFocus() { |
| return new TypeSafeMatcher<View>() { |
| @Override |
| public void describeTo(Description description) { |
| description.appendText("has window focus"); |
| } |
| |
| @Override |
| public boolean matchesSafely(View view) { |
| return view.hasWindowFocus(); |
| } |
| }; |
| } |
| |
| private static Matcher<Root> hasWindowLayoutParams() { |
| return new TypeSafeMatcher<Root>() { |
| |
| @Override |
| public void describeTo(Description description) { |
| description.appendText("has window layout params"); |
| } |
| |
| @Override |
| public boolean matchesSafely(Root root) { |
| if (!root.getWindowLayoutParams().isPresent()) { |
| return false; |
| } |
| return true; |
| } |
| }; |
| } |
| |
| private static Matcher<Root> isSubwindowOfCurrentActivity() { |
| return new TypeSafeMatcher<Root>() { |
| |
| @Override |
| public void describeTo(Description description) { |
| description.appendText("is subwindow of current activity"); |
| } |
| |
| @Override |
| public boolean matchesSafely(Root root) { |
| boolean r = |
| getResumedActivityTokens().contains(root.getDecorView().getApplicationWindowToken()); |
| return r; |
| } |
| }; |
| } |
| |
| private static List<IBinder> getResumedActivityTokens() { |
| ActivityLifecycleMonitor activityLifecycleMonitor = |
| ActivityLifecycleMonitorRegistry.getInstance(); |
| Collection<Activity> resumedActivities = |
| activityLifecycleMonitor.getActivitiesInStage(Stage.RESUMED); |
| if (resumedActivities.isEmpty()) { |
| throw new NoActivityResumedException("At least one activity should be in RESUMED stage."); |
| } |
| List<IBinder> tokens = Lists.newArrayList(); |
| for (Activity activity : resumedActivities) { |
| tokens.add(activity.getWindow().getDecorView().getApplicationWindowToken()); |
| } |
| return tokens; |
| } |
| } |