| // 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.setMockApiLevelForMethod; |
| import static com.android.tools.r8.utils.AndroidApiLevel.L_MR1; |
| import static com.android.tools.r8.utils.codeinspector.Matchers.isAbsent; |
| import static com.android.tools.r8.utils.codeinspector.Matchers.isPresent; |
| import static org.hamcrest.MatcherAssert.assertThat; |
| |
| import com.android.tools.r8.TestBase; |
| import com.android.tools.r8.TestParameters; |
| import com.android.tools.r8.TestParametersCollection; |
| import com.android.tools.r8.utils.StringUtils; |
| import com.android.tools.r8.utils.codeinspector.ClassSubject; |
| import com.android.tools.r8.utils.codeinspector.CodeMatchers; |
| import com.android.tools.r8.utils.codeinspector.MethodSubject; |
| import java.lang.reflect.Method; |
| import org.junit.Assume; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.junit.runners.Parameterized; |
| import org.junit.runners.Parameterized.Parameters; |
| |
| @RunWith(Parameterized.class) |
| public class ApiModelNoInliningOfLambdaTest extends TestBase { |
| |
| private final TestParameters parameters; |
| private final String EXPECTED = |
| StringUtils.lines( |
| "ApiCaller::getAction", |
| "Api::apiLevel22", |
| "ApiCaller::callApi", |
| "Api::apiLevel22", |
| "Action::getAction", |
| "Api::apiLevel22"); |
| |
| @Parameters(name = "{0}") |
| public static TestParametersCollection data() { |
| return getTestParameters().withAllRuntimesAndApiLevels().build(); |
| } |
| |
| public ApiModelNoInliningOfLambdaTest(TestParameters parameters) { |
| this.parameters = parameters; |
| } |
| |
| @Test |
| public void testR8() throws Exception { |
| Assume.assumeTrue("b/197494749", parameters.canUseDefaultAndStaticInterfaceMethods()); |
| Method apiMethod = Api.class.getDeclaredMethod("apiLevel22"); |
| testForR8(parameters.getBackend()) |
| .addProgramClasses(ApiCaller.class, Action.class, Main.class) |
| .addLibraryClasses(Api.class) |
| .addDefaultRuntimeLibrary(parameters) |
| .setMinApi(parameters.getApiLevel()) |
| .addKeepMainRule(Main.class) |
| .apply(setMockApiLevelForMethod(apiMethod, L_MR1)) |
| .apply(ApiModelingTestHelper::enableApiCallerIdentification) |
| .allowAccessModification() |
| .compile() |
| .inspect( |
| inspector -> { |
| ClassSubject action; |
| if (parameters.canUseDefaultAndStaticInterfaceMethods()) { |
| action = inspector.clazz(Action.class); |
| } else { |
| action = inspector.companionClassFor(Action.class); |
| } |
| ClassSubject apiCaller = inspector.clazz(ApiCaller.class); |
| if (parameters.isDexRuntime() |
| && parameters.getApiLevel().isGreaterThanOrEqualTo(L_MR1)) { |
| // Both Action and ApiCaller have been optimized out. |
| assertThat(action, isAbsent()); |
| assertThat(apiCaller, isAbsent()); |
| } else { |
| assertThat(action, isPresent()); |
| MethodSubject action$lambda$getAction$0 = |
| action.uniqueMethodWithOriginalName("lambda$getAction$0"); |
| assertThat(action$lambda$getAction$0, isPresent()); |
| assertThat( |
| action$lambda$getAction$0, CodeMatchers.invokesMethodWithName("apiLevel22")); |
| |
| assertThat(apiCaller, isPresent()); |
| MethodSubject callApi = apiCaller.uniqueMethodWithOriginalName("callApi"); |
| assertThat(callApi, isPresent()); |
| assertThat(callApi, CodeMatchers.invokesMethodWithName("apiLevel22")); |
| } |
| }) |
| .addRunClasspathClasses(Api.class) |
| .run(parameters.getRuntime(), Main.class) |
| .assertSuccessWithOutput(EXPECTED); |
| } |
| |
| public static class Api { |
| |
| public static void apiLevel22() { |
| System.out.println("Api::apiLevel22"); |
| } |
| } |
| |
| public interface Action { |
| |
| void doSomething(); |
| |
| static Action getAction() { |
| return () -> { |
| System.out.println("Action::getAction"); |
| Api.apiLevel22(); |
| }; |
| } |
| } |
| |
| public static class ApiCaller { |
| |
| public static Action getAction() { |
| return () -> { |
| System.out.println("ApiCaller::getAction"); |
| Api.apiLevel22(); |
| }; |
| } |
| |
| public static Action getActionMethodReference() { |
| return ApiCaller::callApi; |
| } |
| |
| public static void callApi() { |
| System.out.println("ApiCaller::callApi"); |
| Api.apiLevel22(); |
| } |
| } |
| |
| public static class Main { |
| |
| public static void main(String[] args) { |
| ApiCaller.getAction().doSomething(); |
| ApiCaller.getActionMethodReference().doSomething(); |
| Action.getAction().doSomething(); |
| } |
| } |
| } |