| /* |
| * Copyright (C) 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 android.content.pm; |
| |
| import static android.content.pm.PackageBuilder.builder; |
| import static android.content.pm.SharedLibraryNames.ANDROID_HIDL_BASE; |
| import static android.content.pm.SharedLibraryNames.ANDROID_HIDL_MANAGER; |
| |
| import android.os.Build; |
| |
| import androidx.test.filters.SmallTest; |
| |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.junit.runners.JUnit4; |
| |
| /** |
| * Test for {@link AndroidHidlUpdater} |
| */ |
| @SmallTest |
| @RunWith(JUnit4.class) |
| public class AndroidHidlUpdaterTest extends PackageSharedLibraryUpdaterTest { |
| |
| private static final String OTHER_LIBRARY = "other.library"; |
| |
| @Test |
| public void targeted_at_P() { |
| PackageBuilder before = builder() |
| .targetSdkVersion(Build.VERSION_CODES.P); |
| |
| // no change, not system |
| checkBackwardsCompatibility(before, before); |
| } |
| |
| @Test |
| public void targeted_at_P_system() { |
| PackageBuilder before = builder().asSystemApp() |
| .targetSdkVersion(Build.VERSION_CODES.P); |
| |
| // Should add both HIDL libraries |
| PackageBuilder after = builder().asSystemApp() |
| .targetSdkVersion(Build.VERSION_CODES.P) |
| .requiredLibraries(ANDROID_HIDL_MANAGER, ANDROID_HIDL_BASE); |
| |
| checkBackwardsCompatibility(before, after); |
| } |
| |
| @Test |
| public void targeted_at_P_not_empty_usesLibraries() { |
| PackageBuilder before = builder() |
| .targetSdkVersion(Build.VERSION_CODES.P) |
| .requiredLibraries(OTHER_LIBRARY); |
| |
| // no change, not system |
| checkBackwardsCompatibility(before, before); |
| } |
| |
| @Test |
| public void targeted_at_P_not_empty_usesLibraries_system() { |
| PackageBuilder before = builder().asSystemApp() |
| .targetSdkVersion(Build.VERSION_CODES.P) |
| .requiredLibraries(OTHER_LIBRARY); |
| |
| // The hidl jars should be added at the start of the list because it |
| // is not on the bootclasspath and the package targets pre-P. |
| PackageBuilder after = builder().asSystemApp() |
| .targetSdkVersion(Build.VERSION_CODES.P) |
| .requiredLibraries(ANDROID_HIDL_MANAGER, ANDROID_HIDL_BASE, OTHER_LIBRARY); |
| |
| checkBackwardsCompatibility(before, after); |
| } |
| |
| @Test |
| public void targeted_at_P_in_usesLibraries() { |
| PackageBuilder before = builder() |
| .targetSdkVersion(Build.VERSION_CODES.P) |
| .requiredLibraries(ANDROID_HIDL_MANAGER, ANDROID_HIDL_BASE); |
| |
| PackageBuilder after = builder() |
| .targetSdkVersion(Build.VERSION_CODES.P); |
| |
| // Libraries are removed because they are not available for non-system apps |
| checkBackwardsCompatibility(before, after); |
| } |
| |
| @Test |
| public void targeted_at_P_in_usesLibraries_system() { |
| PackageBuilder before = builder().asSystemApp() |
| .targetSdkVersion(Build.VERSION_CODES.P) |
| .requiredLibraries(ANDROID_HIDL_MANAGER, ANDROID_HIDL_BASE); |
| |
| // No change is required because the package explicitly requests the HIDL libraries |
| // and is targeted at the current version so does not need backwards compatibility. |
| checkBackwardsCompatibility(before, before); |
| } |
| |
| @Test |
| public void in_usesLibraries() { |
| PackageBuilder before = builder().requiredLibraries(ANDROID_HIDL_BASE); |
| |
| // Dependency is removed, it is not available. |
| PackageBuilder after = builder(); |
| |
| // Libraries are removed because they are not available for apps targetting Q+ |
| checkBackwardsCompatibility(before, after); |
| } |
| |
| @Test |
| public void in_usesOptionalLibraries() { |
| PackageBuilder before = builder().optionalLibraries(ANDROID_HIDL_BASE); |
| |
| // Dependency is removed, it is not available. |
| PackageBuilder after = builder(); |
| |
| // Libraries are removed because they are not available for apps targetting Q+ |
| checkBackwardsCompatibility(before, after); |
| } |
| |
| private void checkBackwardsCompatibility(PackageBuilder before, PackageBuilder after) { |
| checkBackwardsCompatibility(before, after, AndroidHidlUpdater::new); |
| } |
| } |