| // 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 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.NeverInline; |
| import com.android.tools.r8.NoReturnTypeStrengthening; |
| import com.android.tools.r8.SingleTestRunResult; |
| import com.android.tools.r8.TestBase; |
| import com.android.tools.r8.TestCompilerBuilder; |
| import com.android.tools.r8.TestParameters; |
| import com.android.tools.r8.TestParametersCollection; |
| import com.android.tools.r8.testing.AndroidBuildVersion; |
| import com.android.tools.r8.utils.AndroidApiLevel; |
| import com.android.tools.r8.utils.StringUtils; |
| import com.android.tools.r8.utils.codeinspector.CodeInspector; |
| 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 ApiModelNoOutlineForFullyMockedTest extends TestBase { |
| |
| private final AndroidApiLevel libraryApiLevel = AndroidApiLevel.M; |
| |
| @Parameter public TestParameters parameters; |
| |
| @Parameters(name = "{0}") |
| public static TestParametersCollection data() { |
| return getTestParameters().withAllRuntimesAndApiLevels().build(); |
| } |
| |
| private void setupTestBuilder(TestCompilerBuilder<?, ?, ?, ?, ?> testBuilder) throws Exception { |
| Method methodOn23 = LibraryClass.class.getDeclaredMethod("methodOn23"); |
| testBuilder |
| .addProgramClasses(Main.class) |
| .addLibraryClasses(LibraryClass.class) |
| .addDefaultRuntimeLibrary(parameters) |
| .setMinApi(parameters) |
| .addAndroidBuildVersion() |
| .apply(setMockApiLevelForClass(LibraryClass.class, libraryApiLevel)) |
| .apply(setMockApiLevelForDefaultInstanceInitializer(LibraryClass.class, libraryApiLevel)) |
| .apply(setMockApiLevelForMethod(methodOn23, libraryApiLevel)) |
| .apply(ApiModelingTestHelper::enableOutliningOfMethods) |
| .apply(ApiModelingTestHelper::enableStubbingOfClasses); |
| } |
| |
| private boolean addToBootClasspath() { |
| return parameters.isDexRuntime() |
| && parameters.getRuntime().maxSupportedApiLevel().isGreaterThanOrEqualTo(libraryApiLevel); |
| } |
| |
| @Test |
| public void testD8() throws Exception { |
| parameters.assumeDexRuntime(); |
| String result; |
| if (parameters.isDexRuntime() |
| && parameters.getApiLevel().isGreaterThanOrEqualTo(libraryApiLevel)) { |
| result = StringUtils.lines("LibraryClass::methodOn23", "Hello World"); |
| } else { |
| result = StringUtils.lines("Hello World"); |
| } |
| testForD8() |
| .apply(this::setupTestBuilder) |
| .compile() |
| .applyIf(addToBootClasspath(), b -> b.addBootClasspathClasses(LibraryClass.class)) |
| .run(parameters.getRuntime(), Main.class) |
| .assertSuccessWithOutput(result) |
| .inspect(inspector -> inspect(inspector, true, true)); |
| } |
| |
| @Test |
| public void testR8() throws Exception { |
| testForR8(parameters.getBackend()) |
| .apply(this::setupTestBuilder) |
| .addKeepMainRule(Main.class) |
| .enableInliningAnnotations() |
| .enableNoReturnTypeStrengtheningAnnotations() |
| .compile() |
| .applyIf(addToBootClasspath(), b -> b.addBootClasspathClasses(LibraryClass.class)) |
| .run(parameters.getRuntime(), Main.class) |
| .apply(this::checkOutput) |
| .inspect(inspector -> inspect(inspector, true, true)); |
| } |
| |
| private void checkOutput(SingleTestRunResult<?> runResult) { |
| if (parameters.isDexRuntime() |
| && parameters.getApiLevel().isGreaterThanOrEqualTo(libraryApiLevel)) { |
| runResult.assertSuccessWithOutputLines("LibraryClass::methodOn23", "Hello World"); |
| } else { |
| runResult.assertSuccessWithOutputLines("Hello World"); |
| } |
| } |
| |
| private void inspect(CodeInspector inspector, boolean canOutline, boolean canStub) |
| throws Exception { |
| Method methodOn23 = LibraryClass.class.getDeclaredMethod("methodOn23"); |
| Method mainMethod = Main.class.getDeclaredMethod("main", String[].class); |
| assertThat(inspector.method(mainMethod), isPresent()); |
| if (canOutline) { |
| verifyThat(inspector, parameters, methodOn23) |
| .isOutlinedFromUntil(mainMethod, libraryApiLevel); |
| } else { |
| verifyThat(inspector, parameters, methodOn23).isNotOutlinedFrom(mainMethod); |
| } |
| assertThat(inspector.clazz(LibraryClass.class), isAbsent()); |
| } |
| |
| // Only present from api level 23. |
| public static class LibraryClass { |
| |
| public void methodOn23() { |
| System.out.println("LibraryClass::methodOn23"); |
| } |
| } |
| |
| public static class Main { |
| |
| @NeverInline |
| // TODO(b/214329925): Type strengthening should consult API database. |
| @NoReturnTypeStrengthening |
| public static Object create() { |
| return AndroidBuildVersion.VERSION >= 23 ? new LibraryClass() : null; |
| } |
| |
| public static void main(String[] args) { |
| Object libraryClass = create(); |
| if (libraryClass != null) { |
| ((LibraryClass) libraryClass).methodOn23(); |
| } |
| System.out.println("Hello World"); |
| } |
| } |
| } |