| // Copyright (c) 2023, 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.gson; |
| |
| import static org.junit.Assert.assertThrows; |
| |
| import com.android.tools.r8.ProguardTestCompileResult; |
| import com.android.tools.r8.ProguardVersion; |
| import com.android.tools.r8.R8TestCompileResult; |
| 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.Parameter; |
| import org.junit.runners.Parameterized.Parameters; |
| |
| @RunWith(Parameterized.class) |
| public class GsonNoOverheadFromRulesTest extends GsonTestBase { |
| |
| @Parameter() public TestParameters parameters; |
| |
| @Parameters(name = "{0}") |
| public static TestParametersCollection data() { |
| return getTestParameters().withAllRuntimes().withAllApiLevelsAlsoForCf().build(); |
| } |
| |
| @Test |
| public void testR8() throws Exception { |
| parameters.assumeR8TestParameters(); |
| R8TestCompileResult withoutGson = |
| testForR8(parameters.getBackend()) |
| .apply(b -> addRuntimeLibrary(b, parameters)) |
| .addInnerClasses(getClass()) |
| .addKeepMainRule(TestClass.class) |
| .setMinApi(parameters) |
| .compile(); |
| R8TestCompileResult withGson = |
| testForR8(parameters.getBackend()) |
| .apply(b -> addRuntimeLibrary(b, parameters)) |
| .addInnerClasses(getClass()) |
| .apply(GsonTestBase::addGsonLibraryAndKeepRules) |
| .addKeepMainRule(TestClass.class) |
| .setMinApi(parameters) |
| .compile(); |
| assertProgramsEqual(withoutGson.writeToZip(), withGson.writeToZip()); |
| } |
| |
| @Test |
| public void testProguard() throws Exception { |
| parameters.assumeProguardTestParameters(); |
| ProguardTestCompileResult withoutGson = |
| testForProguard(ProguardVersion.getLatest()) |
| .apply(b -> addRuntimeLibrary(b, parameters)) |
| .addInnerClasses(getClass()) |
| .addKeepMainRule(TestClass.class) |
| .addDontWarn(getClass()) |
| .setMinApi(parameters) |
| .compile(); |
| ProguardTestCompileResult withGson = |
| testForProguard(ProguardVersion.getLatest()) |
| .apply(b -> addRuntimeLibrary(b, parameters)) |
| .addInnerClasses(getClass()) |
| .apply(GsonTestBase::addGsonLibraryAndKeepRules) |
| .addKeepMainRule(TestClass.class) |
| .addDontWarn(getClass()) |
| .addDontObfuscate() |
| .setMinApi(parameters) |
| .compile(); |
| // ProGuard has overhead from the rules. |
| assertThrows( |
| AssertionError.class, |
| () -> assertIdenticalInspectors(withoutGson.inspector(), withGson.inspector())); |
| } |
| |
| static class TestClass { |
| // No use of Gson. |
| public static void main(String[] args) { |
| System.out.println("Hello, world!"); |
| } |
| } |
| } |