| // Copyright (c) 2020, 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.KOTLINC; |
| import static com.android.tools.r8.utils.codeinspector.Matchers.isExtensionFunction; |
| import static com.android.tools.r8.utils.codeinspector.Matchers.isPresent; |
| import static com.android.tools.r8.utils.codeinspector.Matchers.isRenamed; |
| import static org.hamcrest.CoreMatchers.containsString; |
| import static org.hamcrest.CoreMatchers.not; |
| import static org.hamcrest.MatcherAssert.assertThat; |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertNotEquals; |
| import static org.junit.Assert.assertTrue; |
| |
| import com.android.tools.r8.TestParameters; |
| import com.android.tools.r8.ToolHelper.KotlinTargetVersion; |
| import com.android.tools.r8.ToolHelper.ProcessResult; |
| import com.android.tools.r8.shaking.ProguardKeepAttributes; |
| import com.android.tools.r8.utils.codeinspector.ClassSubject; |
| import com.android.tools.r8.utils.codeinspector.CodeInspector; |
| import com.android.tools.r8.utils.codeinspector.KmFunctionSubject; |
| import com.android.tools.r8.utils.codeinspector.KmPackageSubject; |
| import com.android.tools.r8.utils.codeinspector.KmValueParameterSubject; |
| import com.android.tools.r8.utils.codeinspector.MethodSubject; |
| import java.nio.file.Path; |
| import java.util.Collection; |
| import java.util.HashMap; |
| import java.util.List; |
| import java.util.Map; |
| import org.junit.BeforeClass; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.junit.runners.Parameterized; |
| |
| @RunWith(Parameterized.class) |
| public class MetadataRewriteInFunctionWithVarargTest extends KotlinMetadataTestBase { |
| |
| private final TestParameters parameters; |
| |
| @Parameterized.Parameters(name = "{0} target: {1}") |
| public static Collection<Object[]> data() { |
| return buildParameters( |
| getTestParameters().withCfRuntimes().build(), KotlinTargetVersion.values()); |
| } |
| |
| public MetadataRewriteInFunctionWithVarargTest( |
| TestParameters parameters, KotlinTargetVersion targetVersion) { |
| super(targetVersion); |
| this.parameters = parameters; |
| } |
| |
| private static Map<KotlinTargetVersion, Path> varargLibJarMap = new HashMap<>(); |
| |
| @BeforeClass |
| public static void createLibJar() throws Exception { |
| String varargLibFolder = PKG_PREFIX + "/vararg_lib"; |
| for (KotlinTargetVersion targetVersion : KotlinTargetVersion.values()) { |
| Path varargLibJar = |
| kotlinc(KOTLINC, targetVersion) |
| .addSourceFiles(getKotlinFileInTest(varargLibFolder, "lib")) |
| .compile(); |
| varargLibJarMap.put(targetVersion, varargLibJar); |
| } |
| } |
| |
| @Test |
| public void testMetadataInFunctionWithVararg() throws Exception { |
| Path libJar = |
| testForR8(parameters.getBackend()) |
| .addProgramFiles(varargLibJarMap.get(targetVersion)) |
| // keep SomeClass#foo, since there is a method reference in the app. |
| .addKeepRules("-keep class **.SomeClass { *** foo(...); }") |
| // Keep LibKt, along with bar function. |
| .addKeepRules("-keep class **.LibKt { *** bar(...); }") |
| .addKeepAttributes(ProguardKeepAttributes.RUNTIME_VISIBLE_ANNOTATIONS) |
| .compile() |
| .inspect(this::inspect) |
| .writeToZip(); |
| |
| ProcessResult kotlinTestCompileResult = |
| kotlinc(parameters.getRuntime().asCf(), KOTLINC, targetVersion) |
| .addClasspathFiles(libJar) |
| .addSourceFiles(getKotlinFileInTest(PKG_PREFIX + "/vararg_app", "main")) |
| .setOutputPath(temp.newFolder().toPath()) |
| // TODO(b/70169921): update to just .compile() once fixed. |
| .compileRaw(); |
| |
| // TODO(b/70169921): should be able to compile! |
| assertNotEquals(0, kotlinTestCompileResult.exitCode); |
| assertThat( |
| kotlinTestCompileResult.stderr, |
| not(containsString("type mismatch: inferred type is String but Array<T> was expected"))); |
| assertThat(kotlinTestCompileResult.stderr, containsString("unresolved reference: foo")); |
| } |
| |
| private void inspect(CodeInspector inspector) { |
| String className = PKG + ".vararg_lib.SomeClass"; |
| String libClassName = PKG + ".vararg_lib.LibKt"; |
| |
| ClassSubject cls = inspector.clazz(className); |
| assertThat(cls, isPresent()); |
| assertThat(cls, not(isRenamed())); |
| |
| MethodSubject foo = cls.uniqueMethodWithName("foo"); |
| assertThat(foo, isPresent()); |
| assertThat(foo, not(isRenamed())); |
| |
| ClassSubject libKt = inspector.clazz(libClassName); |
| assertThat(libKt, isPresent()); |
| assertThat(libKt, not(isRenamed())); |
| |
| MethodSubject bar = libKt.uniqueMethodWithName("bar"); |
| assertThat(bar, isPresent()); |
| assertThat(bar, not(isRenamed())); |
| |
| KmPackageSubject kmPackage = libKt.getKmPackage(); |
| assertThat(kmPackage, isPresent()); |
| |
| KmFunctionSubject kmFunction = kmPackage.kmFunctionWithUniqueName("bar"); |
| assertThat(kmFunction, not(isExtensionFunction())); |
| List<KmValueParameterSubject> valueParameters = kmFunction.valueParameters(); |
| assertEquals(2, valueParameters.size()); |
| KmValueParameterSubject valueParameter = valueParameters.get(0); |
| assertTrue(valueParameter.isVararg()); |
| assertEquals("Lkotlin/String;", valueParameter.varargElementType().descriptor()); |
| // TODO(b/70169921): inspect 2nd arg is lambda with correct type parameter. |
| } |
| } |