| // Copyright (c) 2021, the R8 project authors. Please see the AUTHORS file |
| // for details. All rights reserved. Use of this source code is governed by a |
| // BSD-style license that can be found in the LICENSE file. |
| |
| package com.android.tools.r8.apimodel; |
| |
| import static com.android.tools.r8.apimodel.ApiModelingTestHelper.setMockApiLevelForClass; |
| import static com.android.tools.r8.apimodel.ApiModelingTestHelper.setMockApiLevelForDefaultInstanceInitializer; |
| import static com.android.tools.r8.apimodel.ApiModelingTestHelper.setMockApiLevelForMethod; |
| import static com.android.tools.r8.apimodel.ApiModelingTestHelper.verifyThat; |
| import static org.junit.Assume.assumeFalse; |
| |
| import com.android.tools.r8.TestBase; |
| import com.android.tools.r8.TestParameters; |
| import com.android.tools.r8.TestParametersCollection; |
| import com.android.tools.r8.ToolHelper.DexVm.Version; |
| import com.android.tools.r8.apimodel.ApiModelMockClassTest.TestClass; |
| import com.android.tools.r8.testing.AndroidBuildVersion; |
| import com.android.tools.r8.utils.AndroidApiLevel; |
| import java.lang.reflect.Method; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.junit.runners.Parameterized; |
| import org.junit.runners.Parameterized.Parameter; |
| import org.junit.runners.Parameterized.Parameters; |
| |
| @RunWith(Parameterized.class) |
| public class ApiModelOutlineMethodAndStubClassTest extends TestBase { |
| |
| private final AndroidApiLevel libraryClassLevel = AndroidApiLevel.M; |
| private final AndroidApiLevel libraryMethodLevel = AndroidApiLevel.Q; |
| |
| @Parameter public TestParameters parameters; |
| |
| @Parameters(name = "{0}") |
| public static TestParametersCollection data() { |
| return getTestParameters().withAllRuntimesAndApiLevels().build(); |
| } |
| |
| @Test |
| public void testR8() throws Exception { |
| // TODO(b/197078995): Make this work on 12. |
| assumeFalse( |
| parameters.isDexRuntime() && parameters.getDexRuntimeVersion().isEqualTo(Version.V12_0_0)); |
| boolean libraryClassNotStubbed = |
| parameters.isDexRuntime() |
| && parameters.getApiLevel().isGreaterThanOrEqualTo(libraryClassLevel); |
| Method apiMethod = LibraryClass.class.getDeclaredMethod("foo"); |
| testForR8(parameters.getBackend()) |
| .addProgramClasses(Main.class, TestClass.class) |
| .addLibraryClasses(LibraryClass.class) |
| .addDefaultRuntimeLibrary(parameters) |
| .setMinApi(parameters.getApiLevel()) |
| .addKeepMainRule(Main.class) |
| .addAndroidBuildVersion() |
| .apply(ApiModelingTestHelper::enableStubbingOfClasses) |
| .apply(ApiModelingTestHelper::enableOutliningOfMethods) |
| .apply(setMockApiLevelForClass(LibraryClass.class, libraryClassLevel)) |
| .apply(setMockApiLevelForDefaultInstanceInitializer(LibraryClass.class, libraryClassLevel)) |
| .apply(setMockApiLevelForMethod(apiMethod, libraryMethodLevel)) |
| .compile() |
| .applyIf( |
| parameters.isDexRuntime() |
| && parameters |
| .getRuntime() |
| .maxSupportedApiLevel() |
| .isGreaterThanOrEqualTo(libraryClassLevel), |
| b -> b.addBootClasspathClasses(LibraryClass.class)) |
| .run(parameters.getRuntime(), Main.class) |
| .assertSuccessWithOutputLinesIf(libraryClassNotStubbed, "LibraryClass::foo") |
| .assertSuccessWithOutputLinesIf(!libraryClassNotStubbed, "Hello World") |
| .inspect( |
| inspector -> { |
| verifyThat(inspector, parameters, LibraryClass.class).stubbedUntil(libraryClassLevel); |
| verifyThat(inspector, parameters, apiMethod) |
| .isOutlinedFromUntil( |
| Main.class.getDeclaredMethod("main", String[].class), libraryMethodLevel); |
| }); |
| } |
| |
| // Only present from api level 23. |
| public static class LibraryClass { |
| |
| // Only present from api level 30 |
| public void foo() { |
| System.out.println("LibraryClass::foo"); |
| } |
| } |
| |
| public static class Main { |
| |
| public static void main(String[] args) { |
| if (AndroidBuildVersion.VERSION >= 23) { |
| new LibraryClass().foo(); |
| } else { |
| System.out.println("Hello World"); |
| } |
| } |
| } |
| } |