| // Copyright (c) 2019, 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.naming.applymapping; |
| |
| import static com.android.tools.r8.utils.codeinspector.Matchers.isPresent; |
| import static junit.framework.TestCase.assertTrue; |
| import static org.hamcrest.MatcherAssert.assertThat; |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertFalse; |
| |
| import com.android.tools.r8.CompilationFailedException; |
| import com.android.tools.r8.NeverClassInline; |
| import com.android.tools.r8.NeverInline; |
| import com.android.tools.r8.NeverPropagateValue; |
| import com.android.tools.r8.R8TestRunResult; |
| import com.android.tools.r8.TestBase; |
| import com.android.tools.r8.TestParameters; |
| import com.android.tools.r8.TestParametersCollection; |
| import com.android.tools.r8.utils.StringUtils; |
| import com.android.tools.r8.utils.codeinspector.ClassSubject; |
| import com.android.tools.r8.utils.codeinspector.FieldSubject; |
| import com.android.tools.r8.utils.codeinspector.MethodSubject; |
| import java.io.IOException; |
| import java.util.concurrent.ExecutionException; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.junit.runners.Parameterized; |
| |
| @RunWith(Parameterized.class) |
| public class ApplyMappingMinificationTest extends TestBase { |
| |
| @NeverClassInline |
| public static class A { |
| |
| @NeverPropagateValue public int fieldA = 1; |
| |
| @NeverPropagateValue public int fieldB = 2; |
| |
| @NeverInline |
| public void methodA() { |
| System.out.println("A.methodA"); |
| } |
| |
| @NeverInline |
| public void methodB() { |
| System.out.println("A.methodB"); |
| } |
| |
| @NeverInline |
| public void methodC() { |
| System.out.println("A.methodC"); |
| } |
| } |
| |
| @NeverClassInline |
| public static class B { |
| @NeverInline |
| public void foo() { |
| System.out.println("B.foo"); |
| } |
| } |
| |
| public static class C { |
| |
| public static void main(String[] args) { |
| System.out.println(new A().fieldA); |
| System.out.println(new A().fieldB); |
| new A().methodA(); |
| new A().methodB(); |
| new A().methodC(); |
| new B().foo(); |
| } |
| } |
| |
| private final TestParameters parameters; |
| |
| @Parameterized.Parameters(name = "{0}") |
| public static TestParametersCollection data() { |
| return getTestParameters().withAllRuntimesAndApiLevels().build(); |
| } |
| |
| public ApplyMappingMinificationTest(TestParameters parameters) { |
| this.parameters = parameters; |
| } |
| |
| @Test |
| public void testApplyMappingFollowedByMinification() |
| throws IOException, CompilationFailedException, ExecutionException, NoSuchMethodException { |
| String[] pgMap = |
| new String[] { |
| A.class.getTypeName() + " -> a:", " int fieldA -> a", " void methodA() -> a" |
| }; |
| R8TestRunResult runResult = |
| testForR8(parameters.getBackend()) |
| .addInnerClasses(ApplyMappingMinificationTest.class) |
| .addKeepMainRule(C.class) |
| .addKeepRules( |
| "-keepclassmembers class " + A.class.getTypeName() + " { void methodC(); }") |
| .enableInliningAnnotations() |
| .enableMemberValuePropagationAnnotations() |
| .enableNeverClassInliningAnnotations() |
| .addApplyMapping(StringUtils.lines(pgMap)) |
| .setMinApi(parameters.getApiLevel()) |
| .run(parameters.getRuntime(), C.class) |
| .assertSuccessWithOutputLines("1", "2", "A.methodA", "A.methodB", "A.methodC", "B.foo") |
| .inspect( |
| inspector -> { |
| ClassSubject clazzB = inspector.clazz(B.class); |
| assertThat(clazzB, isPresent()); |
| assertTrue(clazzB.isRenamed()); |
| ClassSubject clazzA = inspector.clazz(A.class); |
| assertThat(clazzA, isPresent()); |
| assertEquals("a", clazzA.getFinalName()); |
| FieldSubject fieldA = clazzA.uniqueFieldWithName("fieldA"); |
| assertThat(fieldA, isPresent()); |
| assertEquals("a", fieldA.getFinalName()); |
| MethodSubject methodA = clazzA.uniqueMethodWithName("methodA"); |
| assertThat(methodA, isPresent()); |
| assertEquals("a", methodA.getFinalName()); |
| FieldSubject fieldB = clazzA.uniqueFieldWithName("fieldB"); |
| assertThat(fieldB, isPresent()); |
| assertTrue(fieldB.isRenamed()); |
| MethodSubject methodB = clazzA.uniqueMethodWithName("methodB"); |
| assertThat(methodB, isPresent()); |
| assertTrue(methodB.isRenamed()); |
| MethodSubject methodC = clazzA.uniqueMethodWithName("methodC"); |
| assertThat(methodC, isPresent()); |
| assertFalse(methodC.isRenamed()); |
| }); |
| // Ensure that the proguard map is extended with all the new minified names. |
| for (String pgLine : pgMap) { |
| runResult.proguardMap().contains(pgLine); |
| } |
| } |
| } |