| // Copyright (c) 2018, 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.ir.optimize.reflection; |
| |
| import static com.android.tools.r8.utils.codeinspector.Matchers.isPresent; |
| import static org.hamcrest.MatcherAssert.assertThat; |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assume.assumeTrue; |
| |
| import com.android.tools.r8.D8TestRunResult; |
| import com.android.tools.r8.ForceInline; |
| import com.android.tools.r8.R8TestRunResult; |
| import com.android.tools.r8.SingleTestRunResult; |
| import com.android.tools.r8.TestParameters; |
| import com.android.tools.r8.ToolHelper; |
| import com.android.tools.r8.utils.StringUtils; |
| import com.android.tools.r8.utils.codeinspector.ClassSubject; |
| import com.android.tools.r8.utils.codeinspector.CodeInspector; |
| import com.android.tools.r8.utils.codeinspector.MethodSubject; |
| import com.google.common.collect.ImmutableList; |
| import java.nio.file.Path; |
| import java.util.Collection; |
| import org.junit.Ignore; |
| import org.junit.Test; |
| |
| class GetName0Class { |
| static class InnerClass { |
| } |
| |
| interface Itf { |
| void foo(); |
| } |
| |
| @ForceInline |
| static Itf createRunnable() { |
| return new Itf() { |
| @Override |
| public void foo() { |
| System.out.println("anonymous"); |
| } |
| }; |
| } |
| |
| @ForceInline |
| static GetName0Class factory() { |
| return new GetName0Class() { |
| @Override |
| public String toString() { |
| return "local"; |
| } |
| }; |
| } |
| } |
| |
| class GetName0Main { |
| public static void main(String[] args) { |
| { |
| Class<?> test = GetName0Class.class; |
| System.out.println(test.getName()); |
| // TODO(b/119426668): desugar Type#getTypeName |
| // System.out.println(test.getTypeName()); |
| System.out.println(test.getCanonicalName()); |
| System.out.println(test.getSimpleName()); |
| } |
| |
| { |
| Class<?> test = GetName0Class.InnerClass.class; |
| System.out.println(test.getName()); |
| // TODO(b/119426668): desugar Type#getTypeName |
| // System.out.println(test.getTypeName()); |
| System.out.println(test.getCanonicalName()); |
| System.out.println(test.getSimpleName()); |
| } |
| |
| { |
| GetName0Class[] arr = new GetName0Class[1]; |
| Class<?> test = arr.getClass(); |
| System.out.println(test.getName()); |
| // TODO(b/119426668): desugar Type#getTypeName |
| // System.out.println(test.getTypeName()); |
| System.out.println(test.getCanonicalName()); |
| System.out.println(test.getSimpleName()); |
| } |
| |
| { |
| Class<?> test = GetName0Class.createRunnable().getClass(); |
| System.out.println(test.getName()); |
| // TODO(b/119426668): desugar Type#getTypeName |
| // System.out.println(test.getTypeName()); |
| String name = test.getCanonicalName(); |
| System.out.println(name == null ? "-Returned-null-" : name); |
| name = test.getSimpleName(); |
| System.out.println(name.isEmpty() ? "-Returned-empty-" : name); |
| } |
| |
| { |
| Class<?> test = GetName0Class.factory().getClass(); |
| System.out.println(test.getName()); |
| // TODO(b/119426668): desugar Type#getTypeName |
| // System.out.println(test.getTypeName()); |
| String name = test.getCanonicalName(); |
| System.out.println(name == null ? "-Returned-null-" : name); |
| name = test.getSimpleName(); |
| System.out.println(name.isEmpty() ? "-Returned-empty-" : name); |
| } |
| } |
| } |
| |
| public class GetNameTest extends GetNameTestBase { |
| private Collection<Path> classPaths; |
| private static final String JAVA_OUTPUT = StringUtils.lines( |
| // getName |
| "com.android.tools.r8.ir.optimize.reflection.GetName0Class", |
| // getTypeName |
| // TODO(b/119426668): desugar Type#getTypeName |
| // "com.android.tools.r8.ir.optimize.reflection.GetName0Class", |
| // getCanonicalName |
| "com.android.tools.r8.ir.optimize.reflection.GetName0Class", |
| // getSimpleName |
| "GetName0Class", |
| // getName, inner |
| "com.android.tools.r8.ir.optimize.reflection.GetName0Class$InnerClass", |
| // getTypeName, inner |
| // TODO(b/119426668): desugar Type#getTypeName |
| // "com.android.tools.r8.ir.optimize.reflection.GetName0Class$InnerClass", |
| // getCanonicalName, inner |
| "com.android.tools.r8.ir.optimize.reflection.GetName0Class.InnerClass", |
| // getSimpleName, inner |
| "InnerClass", |
| // getName, array |
| "[Lcom.android.tools.r8.ir.optimize.reflection.GetName0Class;", |
| // getTypeName, array |
| // TODO(b/119426668): desugar Type#getTypeName |
| // "com.android.tools.r8.ir.optimize.reflection.GetName0Class[]", |
| // getCanonicalName, array |
| "com.android.tools.r8.ir.optimize.reflection.GetName0Class[]", |
| // getSimpleName, array |
| "GetName0Class[]", |
| // getName, anonymous |
| "com.android.tools.r8.ir.optimize.reflection.GetName0Class$1", |
| // getTypeName, anonymous |
| // TODO(b/119426668): desugar Type#getTypeName |
| // "com.android.tools.r8.ir.optimize.reflection.GetName0Class$1", |
| // getCanonicalName, anonymous |
| "-Returned-null-", |
| // getSimpleName, anonymous |
| "-Returned-empty-", |
| // getName, local |
| "com.android.tools.r8.ir.optimize.reflection.GetName0Class$2", |
| // getTypeName, local |
| // TODO(b/119426668): desugar Type#getTypeName |
| // "com.android.tools.r8.ir.optimize.reflection.GetName0Class$2", |
| // getCanonicalName, local |
| "-Returned-null-", |
| // getSimpleName, local |
| "-Returned-empty-" |
| ); |
| private static final String RENAMED_OUTPUT = StringUtils.lines( |
| // getName |
| "com.android.tools.r8.ir.optimize.reflection.c", |
| // getTypeName |
| // TODO(b/119426668): desugar Type#getTypeName |
| // "com.android.tools.r8.ir.optimize.reflection.c", |
| // getCanonicalName |
| "com.android.tools.r8.ir.optimize.reflection.c", |
| // getSimpleName |
| "c", |
| // getName, inner |
| "com.android.tools.r8.ir.optimize.reflection.c$a", |
| // getTypeName, inner |
| // TODO(b/119426668): desugar Type#getTypeName |
| // "com.android.tools.r8.ir.optimize.reflection.c$a", |
| // getCanonicalName, inner |
| "com.android.tools.r8.ir.optimize.reflection.c.a", |
| // getSimpleName, inner |
| "a", |
| // getName, array |
| "[Lcom.android.tools.r8.ir.optimize.reflection.c;", |
| // getTypeName, array |
| // TODO(b/119426668): desugar Type#getTypeName |
| // "com.android.tools.r8.ir.optimize.reflection.c[]", |
| // getCanonicalName, array |
| "com.android.tools.r8.ir.optimize.reflection.c[]", |
| // getSimpleName, array |
| "c[]", |
| // getName, anonymous |
| "com.android.tools.r8.ir.optimize.reflection.a", |
| // getTypeName, anonymous |
| // TODO(b/119426668): desugar Type#getTypeName |
| // "com.android.tools.r8.ir.optimize.reflection.a", |
| // getCanonicalName, anonymous |
| "-Returned-null-", |
| // getSimpleName, anonymous |
| "-Returned-empty-", |
| // getName, local |
| "com.android.tools.r8.ir.optimize.reflection.b", |
| // getTypeName, local |
| // TODO(b/119426668): desugar Type#getTypeName |
| // "com.android.tools.r8.ir.optimize.reflection.b, |
| // getCanonicalName, local |
| "-Returned-null-", |
| // getSimpleName, local |
| "-Returned-empty-" |
| ); |
| private static final Class<?> MAIN = GetName0Main.class; |
| |
| public GetNameTest(TestParameters parameters, boolean enableMinification) throws Exception { |
| super(parameters, enableMinification); |
| |
| ImmutableList.Builder<Path> builder = ImmutableList.builder(); |
| builder.addAll(ToolHelper.getClassFilesForTestDirectory( |
| ToolHelper.getPackageDirectoryForTestPackage(MAIN.getPackage()), |
| path -> path.getFileName().toString().startsWith("GetName0"))); |
| builder.add(ToolHelper.getClassFileForTestClass(ForceInline.class)); |
| classPaths = builder.build(); |
| } |
| |
| @Test |
| public void testJVMOutput() throws Exception { |
| assumeTrue( |
| "Only run JVM reference on CF runtimes", |
| parameters.isCfRuntime() && !enableMinification); |
| testForJvm() |
| .addTestClasspath() |
| .run(parameters.getRuntime(), MAIN) |
| .assertSuccessWithOutput(JAVA_OUTPUT); |
| } |
| |
| private void test(SingleTestRunResult<?> result, int expectedCount) throws Exception { |
| CodeInspector codeInspector = result.inspector(); |
| ClassSubject mainClass = codeInspector.clazz(MAIN); |
| MethodSubject mainMethod = mainClass.mainMethod(); |
| assertThat(mainMethod, isPresent()); |
| long count = countGetName(mainMethod); |
| assertEquals(expectedCount, count); |
| } |
| |
| @Test |
| public void testD8() throws Exception { |
| assumeTrue("Only run D8 for Dex backend)", parameters.isDexRuntime() && !enableMinification); |
| |
| D8TestRunResult result = |
| testForD8() |
| .debug() |
| .addProgramFiles(classPaths) |
| .setMinApi(parameters.getApiLevel()) |
| .addOptionsModification(this::configure) |
| .run(parameters.getRuntime(), MAIN) |
| .assertSuccessWithOutput(JAVA_OUTPUT); |
| test(result, 15); |
| |
| result = |
| testForD8() |
| .release() |
| .addProgramFiles(classPaths) |
| .setMinApi(parameters.getApiLevel()) |
| .addOptionsModification(this::configure) |
| .run(parameters.getRuntime(), MAIN) |
| .assertSuccessWithOutput(JAVA_OUTPUT); |
| // getClass() -> const-class is not available in D8. |
| test(result, 11); |
| } |
| |
| @Test |
| @Ignore("b/154813140: Invalidly assumes that getClass on kept classes can be optimized") |
| public void testR8_pinning() throws Exception { |
| // Pinning the test class. |
| R8TestRunResult result = |
| testForR8(parameters.getBackend()) |
| .addProgramFiles(classPaths) |
| .addKeepMainRule(MAIN) |
| .addKeepRules("-keep class **.GetName0*") |
| .addKeepRules("-keepattributes InnerClasses,EnclosingMethod") |
| .addKeepRules("-printmapping " + createNewMappingPath().toAbsolutePath().toString()) |
| .minification(enableMinification) |
| .setMinApi(parameters.getApiLevel()) |
| .addOptionsModification(this::configure) |
| .run(parameters.getRuntime(), MAIN) |
| .assertSuccessWithOutput(JAVA_OUTPUT); |
| test(result, 2); |
| } |
| |
| @Test |
| @Ignore("b/154813140: Invalidly assumes that getClass on kept classes can be optimized") |
| public void testR8_shallow_pinning() throws Exception { |
| // Shallow pinning the test class. |
| R8TestRunResult result = |
| testForR8(parameters.getBackend()) |
| .addProgramFiles(classPaths) |
| .addKeepMainRule(MAIN) |
| .addKeepRules("-keep,allowobfuscation class **.GetName0*") |
| .addKeepRules("-keepattributes InnerClasses,EnclosingMethod") |
| .addKeepRules("-printmapping " + createNewMappingPath().toAbsolutePath().toString()) |
| .minification(enableMinification) |
| .setMinApi(parameters.getApiLevel()) |
| .addOptionsModification(this::configure) |
| .run(parameters.getRuntime(), MAIN); |
| if (enableMinification) { |
| result.assertSuccessWithOutput(RENAMED_OUTPUT); |
| } else { |
| result.assertSuccessWithOutput(JAVA_OUTPUT); |
| } |
| test(result, 2); |
| } |
| |
| } |