| // 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.apimodel; |
| |
| import static com.android.tools.r8.apimodel.ApiModelingTestHelper.addTracedApiReferenceLevelCallBack; |
| import static com.android.tools.r8.apimodel.ApiModelingTestHelper.setMockApiLevelForClass; |
| import static com.android.tools.r8.apimodel.ApiModelingTestHelper.setMockApiLevelForDefaultInstanceInitializer; |
| import static org.junit.Assert.assertEquals; |
| |
| import com.android.tools.r8.TestBase; |
| import com.android.tools.r8.TestParameters; |
| import com.android.tools.r8.TestParametersCollection; |
| import com.android.tools.r8.references.Reference; |
| import com.android.tools.r8.utils.AndroidApiLevel; |
| import java.lang.reflect.Method; |
| 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 ApiModelFieldTypeReferenceTest extends TestBase { |
| |
| private final TestParameters parameters; |
| |
| @Parameters(name = "{0}") |
| public static TestParametersCollection data() { |
| return getTestParameters().withAllRuntimesAndApiLevels().build(); |
| } |
| |
| public ApiModelFieldTypeReferenceTest(TestParameters parameters) { |
| this.parameters = parameters; |
| } |
| |
| @Test |
| public void testR8() throws Exception { |
| Method readApiField = B.class.getDeclaredMethod("readApiField"); |
| Method setApiField = B.class.getDeclaredMethod("setApiField", Object.class); |
| testForR8(parameters.getBackend()) |
| .addProgramClasses(A.class, B.class, Main.class) |
| .addLibraryClasses(Api.class) |
| .addDefaultRuntimeLibrary(parameters) |
| .setMinApi(parameters.getApiLevel()) |
| .addKeepMainRule(Main.class) |
| .apply(setMockApiLevelForClass(Api.class, AndroidApiLevel.L_MR1)) |
| .apply(setMockApiLevelForDefaultInstanceInitializer(Api.class, AndroidApiLevel.L_MR1)) |
| .apply(ApiModelingTestHelper::enableApiCallerIdentification) |
| .apply( |
| addTracedApiReferenceLevelCallBack( |
| (method, apiLevel) -> { |
| if (Reference.methodFromMethod(readApiField).equals(method) |
| || Reference.methodFromMethod(setApiField).equals(method)) { |
| if (parameters.isCfRuntime()) { |
| assertEquals(AndroidApiLevel.L_MR1, apiLevel); |
| } else { |
| assertEquals(AndroidApiLevel.L_MR1.max(parameters.getApiLevel()), apiLevel); |
| } |
| } |
| })) |
| .compile() |
| .addRunClasspathClasses(Api.class) |
| .run(parameters.getRuntime(), Main.class) |
| .assertSuccessWithOutputLines("Api"); |
| } |
| |
| public static class Api {} |
| |
| public static class A { |
| |
| public static Api api; |
| } |
| |
| public static class B { |
| |
| public static void readApiField() { |
| System.out.println(A.api == null ? "null" : "Api"); |
| } |
| |
| public static void setApiField(Object obj) { |
| A.api = (Api) obj; |
| } |
| } |
| |
| public static class Main { |
| |
| public static void main(String[] args) { |
| if (args.length > 0) { |
| B.setApiField(args[0]); |
| } else { |
| B.setApiField(new Api()); |
| } |
| B.readApiField(); |
| } |
| } |
| } |