| // 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.enumunboxing; |
| |
| import com.android.tools.r8.NeverClassInline; |
| import com.android.tools.r8.NeverInline; |
| import com.android.tools.r8.TestParameters; |
| import java.util.List; |
| 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 StaticMethodsEnumUnboxingTest extends EnumUnboxingTestBase { |
| |
| private final TestParameters parameters; |
| private final boolean enumValueOptimization; |
| private final EnumKeepRules enumKeepRules; |
| |
| @Parameters(name = "{0} valueOpt: {1} keep: {2}") |
| public static List<Object[]> data() { |
| return enumUnboxingTestParameters(); |
| } |
| |
| public StaticMethodsEnumUnboxingTest( |
| TestParameters parameters, boolean enumValueOptimization, EnumKeepRules enumKeepRules) { |
| this.parameters = parameters; |
| this.enumValueOptimization = enumValueOptimization; |
| this.enumKeepRules = enumKeepRules; |
| } |
| |
| @Test |
| public void testEnumUnboxing() throws Exception { |
| Class<?> classToTest = StaticMethods.class; |
| testForR8(parameters.getBackend()) |
| .addInnerClasses(StaticMethodsEnumUnboxingTest.class) |
| .addKeepMainRule(classToTest) |
| .addKeepRules(enumKeepRules.getKeepRules()) |
| .addEnumUnboxingInspector(inspector -> inspector.assertUnboxed(MyEnum.class, MyEnum2.class)) |
| .enableNeverClassInliningAnnotations() |
| .enableInliningAnnotations() |
| .addOptionsModification(opt -> enableEnumOptions(opt, enumValueOptimization)) |
| .setMinApi(parameters.getApiLevel()) |
| .compile() |
| .run(parameters.getRuntime(), classToTest) |
| .assertSuccess() |
| .inspectStdOut(this::assertLines2By2Correct); |
| } |
| |
| @SuppressWarnings("SameParameterValue") |
| @NeverClassInline |
| enum MyEnum { |
| A, |
| B, |
| C; |
| |
| @NeverInline |
| public static void print(Object o) { |
| System.out.println(o); |
| } |
| |
| @NeverInline |
| public static void printEnum(MyEnum e) { |
| System.out.println(e.ordinal()); |
| } |
| |
| @NeverInline |
| public static MyEnum returnEnum(boolean bool) { |
| return bool ? MyEnum.A : MyEnum.B; |
| } |
| |
| @NeverInline |
| protected static void printProtected() { |
| System.out.println("protected"); |
| } |
| |
| @NeverInline |
| static void printPackagePrivate() { |
| System.out.println("package-private"); |
| } |
| |
| @NeverInline |
| private static void printPrivate() { |
| System.out.println("private"); |
| } |
| |
| @NeverInline |
| public static void callPrivate() { |
| System.out.print("call: "); |
| printPrivate(); |
| } |
| } |
| |
| // Use two enums to test collision between values and valueOf. |
| enum MyEnum2 { |
| A, |
| B, |
| C; |
| } |
| |
| static class StaticMethods { |
| |
| public static void main(String[] args) { |
| testCustomMethods(); |
| testNonPublicMethods(); |
| testGeneratedMethods(); |
| testGeneratedMethods2(); |
| } |
| |
| @NeverInline |
| private static void testNonPublicMethods() { |
| MyEnum.printPrivate(); |
| System.out.println("private"); |
| MyEnum.printPackagePrivate(); |
| System.out.println("package-private"); |
| MyEnum.printProtected(); |
| System.out.println("protected"); |
| MyEnum.callPrivate(); |
| System.out.println("call: private"); |
| } |
| |
| @NeverInline |
| private static void testCustomMethods() { |
| MyEnum.print("print"); |
| System.out.println("print"); |
| MyEnum.printEnum(MyEnum.A); |
| System.out.println(0); |
| System.out.println((MyEnum.returnEnum(true).ordinal())); |
| System.out.println(0); |
| } |
| |
| @NeverInline |
| private static void testGeneratedMethods() { |
| System.out.println(MyEnum.valueOf("C").ordinal()); |
| System.out.println(2); |
| System.out.println(MyEnum.values()[0].ordinal()); |
| System.out.println(0); |
| } |
| |
| @NeverInline |
| private static void testGeneratedMethods2() { |
| System.out.println(MyEnum2.valueOf("C").ordinal()); |
| System.out.println(2); |
| System.out.println(MyEnum2.values()[0].ordinal()); |
| System.out.println(0); |
| } |
| } |
| } |