| // 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.maindexlist; |
| |
| import static com.android.tools.r8.DiagnosticsMatcher.diagnosticType; |
| import static com.android.tools.r8.utils.codeinspector.CodeMatchers.invokesMethod; |
| import static com.android.tools.r8.utils.codeinspector.Matchers.isPresent; |
| import static org.hamcrest.MatcherAssert.assertThat; |
| import static org.junit.Assert.assertEquals; |
| |
| import com.android.tools.r8.NeverInline; |
| import com.android.tools.r8.NoHorizontalClassMerging; |
| import com.android.tools.r8.R8TestCompileResult; |
| import com.android.tools.r8.TestBase; |
| import com.android.tools.r8.TestParameters; |
| import com.android.tools.r8.TestParametersCollection; |
| import com.android.tools.r8.ToolHelper; |
| import com.android.tools.r8.errors.UnsupportedMainDexListUsageDiagnostic; |
| import com.android.tools.r8.references.ClassReference; |
| 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.ImmutableSet; |
| import java.util.List; |
| import org.junit.BeforeClass; |
| 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 MainDexListFromGenerateMainDexInliningSpuriousRootTest extends TestBase { |
| |
| private static List<ClassReference> mainDexList; |
| private final TestParameters parameters; |
| |
| @Parameters(name = "{0}") |
| public static TestParametersCollection data() { |
| return getTestParameters() |
| .withDexRuntimes() |
| .withApiLevelsEndingAtExcluding(apiLevelWithNativeMultiDexSupport()) |
| .build(); |
| } |
| |
| @BeforeClass |
| public static void setup() throws Exception { |
| mainDexList = |
| testForMainDexListGenerator(getStaticTemp()) |
| .addInnerClasses(MainDexListFromGenerateMainDexInliningSpuriousRootTest.class) |
| .addLibraryFiles(ToolHelper.getMostRecentAndroidJar()) |
| .addMainDexRules( |
| "-keep class " + Main.class.getTypeName() + " {", |
| " public static void main(java.lang.String[]);", |
| "}") |
| .run() |
| .getMainDexList(); |
| } |
| |
| public MainDexListFromGenerateMainDexInliningSpuriousRootTest(TestParameters parameters) { |
| this.parameters = parameters; |
| } |
| |
| // TODO(b/181858113): This test is likely obsolete once main-dex-list support is removed. |
| @Test |
| public void test() throws Exception { |
| // The generated main dex list should contain Main (which is a root) and A (which is a direct |
| // dependency of Main). |
| assertEquals(2, mainDexList.size()); |
| assertEquals(A.class.getTypeName(), mainDexList.get(0).getTypeName()); |
| assertEquals(Main.class.getTypeName(), mainDexList.get(1).getTypeName()); |
| R8TestCompileResult compileResult = |
| testForR8(parameters.getBackend()) |
| .addInnerClasses(getClass()) |
| .addInliningAnnotations() |
| .addKeepClassAndMembersRules(Main.class) |
| .addKeepMainRule(Main2.class) |
| .addMainDexListClassReferences(mainDexList) |
| .addMainDexRules( |
| "-keep class " + Main2.class.getTypeName() + " {", |
| " public static void main(java.lang.String[]);", |
| "}") |
| .collectMainDexClasses() |
| .enableInliningAnnotations() |
| .enableNoHorizontalClassMergingAnnotations() |
| .setMinApi(parameters.getApiLevel()) |
| .addDontObfuscate() |
| .allowDiagnosticMessages() |
| .compileWithExpectedDiagnostics( |
| diagnostics -> |
| diagnostics |
| .assertOnlyWarnings() |
| .assertWarningsMatch( |
| diagnosticType(UnsupportedMainDexListUsageDiagnostic.class))); |
| CodeInspector inspector = compileResult.inspector(); |
| ClassSubject mainClassSubject = inspector.clazz(Main.class); |
| assertThat(mainClassSubject, isPresent()); |
| MethodSubject fooMethodSubject = mainClassSubject.uniqueMethodWithOriginalName("foo"); |
| assertThat(fooMethodSubject, isPresent()); |
| ClassSubject main2ClassSubject = inspector.clazz(Main2.class); |
| assertThat(main2ClassSubject, isPresent()); |
| ClassSubject aClassSubject = inspector.clazz(A.class); |
| assertThat(aClassSubject, isPresent()); |
| MethodSubject barMethodSubject = aClassSubject.uniqueMethodWithOriginalName("bar"); |
| assertThat(barMethodSubject, isPresent()); |
| ClassSubject bClassSubject = inspector.clazz(B.class); |
| assertThat(bClassSubject, isPresent()); |
| MethodSubject bazMethodSubject = bClassSubject.uniqueMethodWithOriginalName("baz"); |
| assertThat(bazMethodSubject, isPresent()); |
| assertThat(fooMethodSubject, invokesMethod(barMethodSubject)); |
| assertThat(barMethodSubject, invokesMethod(bazMethodSubject)); |
| assertEquals( |
| ImmutableSet.of( |
| mainClassSubject.getFinalName(), |
| main2ClassSubject.getFinalName(), |
| aClassSubject.getFinalName()), |
| compileResult.getMainDexClasses()); |
| } |
| |
| static class Main { |
| |
| public static void main(String[] args) { |
| System.out.println("Main.main()"); |
| } |
| |
| static void foo() { |
| A.bar(); |
| } |
| } |
| |
| static class Main2 { |
| |
| public static void main(String[] args) { |
| if (getFalse()) { |
| A.bar(); |
| } |
| } |
| |
| static boolean getFalse() { |
| return false; |
| } |
| } |
| |
| @NoHorizontalClassMerging |
| static class A { |
| // Must not be inlined into Main.foo(), since that would cause B to become direct dependence of |
| // Main without ending up in the main dex. |
| static void bar() { |
| B.baz(); |
| } |
| } |
| |
| @NoHorizontalClassMerging |
| static class B { |
| |
| @NeverInline |
| static void baz() { |
| System.out.println("B.baz"); |
| } |
| } |
| } |