| /* |
| * Copyright (C) 2022 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.server.wm.jetpack; |
| |
| import static android.server.wm.jetpack.second.Components.SECOND_ACTIVITY; |
| import static android.server.wm.jetpack.second.Components.SECOND_ACTIVITY_UNKNOWN_EMBEDDING_CERTS; |
| import static android.server.wm.jetpack.second.Components.SECOND_UNTRUSTED_EMBEDDING_ACTIVITY; |
| import static android.server.wm.jetpack.signed.Components.SIGNED_EMBEDDING_ACTIVITY; |
| import static android.server.wm.jetpack.utils.ActivityEmbeddingUtil.DEFAULT_SPLIT_RATIO; |
| import static android.server.wm.jetpack.utils.ActivityEmbeddingUtil.EMBEDDED_ACTIVITY_ID; |
| import static android.server.wm.jetpack.utils.ActivityEmbeddingUtil.startActivityCrossUidInSplit; |
| import static android.server.wm.jetpack.utils.ActivityEmbeddingUtil.startActivityCrossUidInSplit_expectFail; |
| import static android.server.wm.jetpack.utils.ActivityEmbeddingUtil.waitAndAssertResumed; |
| |
| import static org.junit.Assert.assertNotNull; |
| import static org.junit.Assert.assertTrue; |
| |
| import android.app.Activity; |
| import android.app.ActivityManager; |
| import android.server.wm.NestedShellPermission; |
| import android.server.wm.jetpack.utils.TestActivityWithId; |
| import android.server.wm.jetpack.utils.TestConfigChangeHandlingActivity; |
| import android.util.Pair; |
| |
| import androidx.test.ext.junit.runners.AndroidJUnit4; |
| import androidx.window.extensions.embedding.SplitPairRule; |
| |
| import org.junit.After; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| |
| import java.util.Collections; |
| import java.util.function.Predicate; |
| |
| /** |
| * Tests for the {@link androidx.window.extensions} implementation provided on the device (and only |
| * if one is available) for the Activity Embedding functionality. Specifically tests activity |
| * launch scenarios across UIDs. |
| * |
| * Build/Install/Run: |
| * atest CtsWindowManagerJetpackTestCases:ActivityEmbeddingCrossUidTests |
| */ |
| @RunWith(AndroidJUnit4.class) |
| public class ActivityEmbeddingCrossUidTests extends ActivityEmbeddingTestBase { |
| |
| @Override |
| @After |
| public void tearDown() { |
| super.tearDown(); |
| ActivityManager am = mContext.getSystemService(ActivityManager.class); |
| NestedShellPermission.run(() -> am.forceStopPackage("android.server.wm.jetpack.second")); |
| NestedShellPermission.run(() -> am.forceStopPackage("android.server.wm.jetpack.signed")); |
| } |
| |
| /** |
| * Tests that embedding an activity across UIDs is not allowed. |
| */ |
| @Test |
| public void testCrossUidActivityEmbeddingIsNotAllowed() { |
| Activity primaryActivity = startActivityNewTask(TestConfigChangeHandlingActivity.class); |
| |
| // Only the primary activity can be in a split with another activity |
| final Predicate<Pair<Activity, Activity>> activityActivityPredicate = |
| activityActivityPair -> primaryActivity.equals(activityActivityPair.first); |
| |
| SplitPairRule splitPairRule = new SplitPairRule.Builder( |
| activityActivityPredicate, activityIntentPair -> true /* activityIntentPredicate */, |
| parentWindowMetrics -> true /* parentWindowMetricsPredicate */) |
| .setSplitRatio(DEFAULT_SPLIT_RATIO).build(); |
| mActivityEmbeddingComponent.setEmbeddingRules(Collections.singleton(splitPairRule)); |
| |
| // Launch an activity from a different UID and verify that it is not split with the primary |
| // activity. |
| startActivityCrossUidInSplit_expectFail(primaryActivity, SECOND_ACTIVITY, |
| mSplitInfoConsumer); |
| } |
| |
| /** |
| * Tests that embedding an activity across UIDs is not allowed if an activity requires a |
| * permission that the host doesn't have. |
| */ |
| @Test |
| public void testCrossUidActivityEmbeddingIsNotAllowedWithoutPermission() { |
| Activity primaryActivity = startActivityNewTask(TestConfigChangeHandlingActivity.class); |
| |
| // Only the primary activity can be in a split with another activity |
| final Predicate<Pair<Activity, Activity>> activityActivityPredicate = |
| activityActivityPair -> primaryActivity.equals(activityActivityPair.first); |
| |
| SplitPairRule splitPairRule = new SplitPairRule.Builder( |
| activityActivityPredicate, activityIntentPair -> true /* activityIntentPredicate */, |
| parentWindowMetrics -> true /* parentWindowMetricsPredicate */) |
| .setSplitRatio(DEFAULT_SPLIT_RATIO).build(); |
| mActivityEmbeddingComponent.setEmbeddingRules(Collections.singleton(splitPairRule)); |
| |
| // Launch an activity from a different UID and verify that it is not split with the primary |
| // activity. |
| startActivityCrossUidInSplit_expectFail(primaryActivity, |
| SECOND_ACTIVITY_UNKNOWN_EMBEDDING_CERTS, mSplitInfoConsumer); |
| } |
| |
| /** |
| * Tests that embedding an activity across UIDs is allowed if an activity requires a |
| * permission that the host has. |
| */ |
| @Test |
| public void testCrossUidActivityEmbeddingIsAllowedWithPermission() { |
| // Start an activity that will attempt to embed TestActivityKnownEmbeddingCerts |
| startActivityNewTask(SIGNED_EMBEDDING_ACTIVITY); |
| |
| waitAndAssertResumed(EMBEDDED_ACTIVITY_ID); |
| TestActivityWithId embeddedActivity = getResumedActivityById(EMBEDDED_ACTIVITY_ID); |
| assertNotNull(embeddedActivity); |
| assertTrue(mActivityEmbeddingComponent.isActivityEmbedded(embeddedActivity)); |
| } |
| |
| /** |
| * Tests that embedding an activity across UIDs is allowed if the app has opted in to allow |
| * untrusted embedding. |
| */ |
| @Test |
| public void testUntrustedCrossUidActivityEmbeddingIsAllowedWithOptIn() { |
| Activity primaryActivity = startActivityNewTask(TestConfigChangeHandlingActivity.class); |
| |
| // Only the primary activity can be in a split with another activity |
| final Predicate<Pair<Activity, Activity>> activityActivityPredicate = |
| activityActivityPair -> primaryActivity.equals(activityActivityPair.first); |
| |
| SplitPairRule splitPairRule = new SplitPairRule.Builder( |
| activityActivityPredicate, activityIntentPair -> true /* activityIntentPredicate */, |
| parentWindowMetrics -> true /* parentWindowMetricsPredicate */) |
| .setSplitRatio(DEFAULT_SPLIT_RATIO).build(); |
| mActivityEmbeddingComponent.setEmbeddingRules(Collections.singleton(splitPairRule)); |
| |
| // Launch an activity from a different UID and verify that it is split with the primary |
| // activity. |
| startActivityCrossUidInSplit(primaryActivity, SECOND_UNTRUSTED_EMBEDDING_ACTIVITY, |
| splitPairRule, mSplitInfoConsumer, "id", true /* verify */); |
| } |
| } |