| // Copyright (c) 2022, 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.kotlin.metadata; |
| |
| import static com.android.tools.r8.KotlinCompilerTool.KotlinCompilerVersion.KOTLINC_1_4_20; |
| import static com.android.tools.r8.KotlinCompilerTool.KotlinCompilerVersion.MIN_SUPPORTED_VERSION; |
| |
| import com.android.tools.r8.KotlinTestParameters; |
| import com.android.tools.r8.TestParameters; |
| import com.android.tools.r8.utils.StringUtils; |
| import java.nio.file.Path; |
| import java.util.Collection; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.junit.runners.Parameterized; |
| |
| @RunWith(Parameterized.class) |
| public class MetadataRewriteRemovedCompanionTest extends KotlinMetadataTestBase { |
| private static final String EXPECTED = StringUtils.lines("Hello World!"); |
| |
| private final TestParameters parameters; |
| |
| @Parameterized.Parameters(name = "{0}, {1}") |
| public static Collection<Object[]> data() { |
| return buildParameters( |
| getTestParameters().withCfRuntimes().build(), |
| getKotlinTestParameters() |
| .withOldCompilersStartingFrom(KOTLINC_1_4_20) |
| .withCompilersStartingFromIncluding(MIN_SUPPORTED_VERSION) |
| .withAllTargetVersions() |
| .build()); |
| } |
| |
| public MetadataRewriteRemovedCompanionTest( |
| TestParameters parameters, KotlinTestParameters kotlinParameters) { |
| super(kotlinParameters); |
| this.parameters = parameters; |
| } |
| |
| private static final KotlinCompileMemoizer companionRemoveJarMap = |
| getCompileMemoizer(getKotlinFileInTest(PKG_PREFIX + "/companion_remove_lib", "lib")); |
| |
| @Test |
| public void smokeTest() throws Exception { |
| Path libJar = companionRemoveJarMap.getForConfiguration(kotlinc, targetVersion); |
| |
| Path output = |
| kotlinc(parameters.getRuntime().asCf(), kotlinc, targetVersion) |
| .addClasspathFiles(libJar) |
| .addSourceFiles(getKotlinFileInTest(PKG_PREFIX + "/companion_remove_app", "main")) |
| .setOutputPath(temp.newFolder().toPath()) |
| .compile(); |
| |
| testForJvm(parameters) |
| .addRunClasspathFiles(kotlinc.getKotlinStdlibJar(), libJar) |
| .addClasspath(output) |
| .run(parameters.getRuntime(), PKG + ".companion_remove_app.MainKt") |
| .assertSuccessWithOutput(EXPECTED); |
| } |
| |
| @Test |
| public void testMetadataInCompanion_kept() throws Exception { |
| Path libJar = |
| testForR8(parameters.getBackend()) |
| .addClasspathFiles(kotlinc.getKotlinStdlibJar(), kotlinc.getKotlinAnnotationJar()) |
| .addProgramFiles(companionRemoveJarMap.getForConfiguration(kotlinc, targetVersion)) |
| // Keep everything |
| .addKeepRules("-keep class **.companion_remove_lib.** { *; }") |
| .addKeepKotlinMetadata() |
| // To keep ...$Companion structure |
| .addKeepAttributeInnerClassesAndEnclosingMethod() |
| .compile() |
| .writeToZip(); |
| |
| Path output = |
| kotlinc(parameters.getRuntime().asCf(), kotlinc, targetVersion) |
| .addClasspathFiles(libJar) |
| .addSourceFiles(getKotlinFileInTest(PKG_PREFIX + "/companion_remove_app", "main")) |
| .setOutputPath(temp.newFolder().toPath()) |
| .compile(); |
| |
| testForJvm(parameters) |
| .addRunClasspathFiles(kotlinc.getKotlinStdlibJar(), libJar) |
| .addClasspath(output) |
| .run(parameters.getRuntime(), PKG + ".companion_remove_app.MainKt") |
| .assertSuccessWithOutput(EXPECTED); |
| } |
| |
| @Test |
| public void testMetadataInCompanion_removedField() throws Exception { |
| Path libJar = |
| testForR8(parameters.getBackend()) |
| .addClasspathFiles(kotlinc.getKotlinStdlibJar(), kotlinc.getKotlinAnnotationJar()) |
| .addProgramFiles(companionRemoveJarMap.getForConfiguration(kotlinc, targetVersion)) |
| // Keep the ClasWithCompanion class. |
| .addKeepKotlinMetadata() |
| .addKeepRules("-keep class **.ClassWithCompanion { void <init>(); void doStuff(); }") |
| .addKeepRules("-keep class **.ClassWithCompanion$Companion") |
| .compile() |
| .writeToZip(); |
| |
| Path output = |
| kotlinc(parameters.getRuntime().asCf(), kotlinc, targetVersion) |
| .addClasspathFiles(libJar) |
| .addSourceFiles(getKotlinFileInTest(PKG_PREFIX + "/companion_remove_app", "main")) |
| .setOutputPath(temp.newFolder().toPath()) |
| .compile(); |
| |
| testForJvm(parameters) |
| .addRunClasspathFiles(kotlinc.getKotlinStdlibJar(), libJar) |
| .addClasspath(output) |
| .run(parameters.getRuntime(), PKG + ".companion_remove_app.MainKt") |
| .assertSuccessWithOutput(EXPECTED); |
| } |
| } |