| // 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.ir.optimize.switches; |
| |
| import com.android.tools.r8.NeverInline; |
| 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 org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.junit.runners.Parameterized; |
| import org.junit.runners.Parameterized.Parameters; |
| |
| @RunWith(Parameterized.class) |
| public class SwitchMapWithSubtypesTest extends TestBase { |
| |
| private final TestParameters parameters; |
| private static final String[] EXPECTED_RESULT = { |
| "ta", "SB", "tb", "SC", "C", "D", "tatrue", "SB", "tbtrue", "SC", "Cfalse", "Dfalse" |
| }; |
| |
| @Parameters(name = "{0}") |
| public static TestParametersCollection data() { |
| return getTestParameters().withAllRuntimesAndApiLevels().build(); |
| } |
| |
| public SwitchMapWithSubtypesTest(TestParameters parameters) { |
| this.parameters = parameters; |
| } |
| |
| @Test |
| public void test() throws Exception { |
| R8TestCompileResult compile = |
| testForR8(parameters.getBackend()) |
| .addInnerClasses(SwitchMapWithSubtypesTest.class) |
| .addKeepMainRule(TestClass.class) |
| .noMinification() |
| .enableInliningAnnotations() |
| .setMinApi(parameters.getApiLevel()) |
| .compile(); |
| compile |
| .run(parameters.getRuntime(), TestClass.class) |
| .assertSuccessWithOutputLines(EXPECTED_RESULT); |
| } |
| |
| static class TestClass { |
| public static void main(String[] args) { |
| switchMethod(); |
| switchMethodSubtype(); |
| } |
| |
| @NeverInline |
| private static void switchMethod() { |
| for (MyEnum value : MyEnum.values()) { |
| switch (value) { |
| case B: |
| System.out.println("SB"); |
| break; |
| case C: |
| System.out.println("SC"); |
| break; |
| } |
| System.out.println(value.toString()); |
| } |
| } |
| |
| @NeverInline |
| private static void switchMethodSubtype() { |
| for (MyEnumSubtype value : MyEnumSubtype.values()) { |
| switch (value) { |
| case B: |
| System.out.println("SB"); |
| break; |
| case C: |
| System.out.println("SC"); |
| break; |
| } |
| System.out.println(value.toString() + value.subType); |
| } |
| } |
| } |
| |
| enum MyEnum { |
| A { |
| @Override |
| public String toString() { |
| return "ta"; |
| } |
| }, |
| B { |
| @Override |
| public String toString() { |
| return "tb"; |
| } |
| }, |
| C, |
| D; |
| } |
| |
| enum MyEnumSubtype { |
| A(true) { |
| @Override |
| public String toString() { |
| return "ta"; |
| } |
| }, |
| B(true) { |
| @Override |
| public String toString() { |
| return "tb"; |
| } |
| }, |
| C(false), |
| D(false); |
| |
| final boolean subType; |
| |
| MyEnumSubtype(boolean fieldSet) { |
| this.subType = fieldSet; |
| } |
| } |
| } |