| // 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.setMockApiLevelForMethod; |
| import static com.android.tools.r8.apimodel.ApiModelingTestHelper.verifyThat; |
| |
| import com.android.tools.r8.NeverInline; |
| import com.android.tools.r8.NoHorizontalClassMerging; |
| import com.android.tools.r8.TestBase; |
| import com.android.tools.r8.TestParameters; |
| import com.android.tools.r8.TestParametersCollection; |
| 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 ApiModelNoInliningOfHigherApiLevelIntoLowerDirectTest extends TestBase { |
| |
| private final TestParameters parameters; |
| |
| @Parameters(name = "{0}") |
| public static TestParametersCollection data() { |
| return getTestParameters().withAllRuntimesAndApiLevels().build(); |
| } |
| |
| public ApiModelNoInliningOfHigherApiLevelIntoLowerDirectTest(TestParameters parameters) { |
| this.parameters = parameters; |
| } |
| |
| @Test() |
| public void testR8() throws Exception { |
| Method apiLevel21 = A.class.getDeclaredMethod("apiLevel21"); |
| Method apiLevel22 = B.class.getDeclaredMethod("apiLevel22"); |
| testForR8(parameters.getBackend()) |
| .addInnerClasses(getClass()) |
| .setMinApi(parameters) |
| .addKeepMainRule(Main.class) |
| .enableInliningAnnotations() |
| .enableNoHorizontalClassMergingAnnotations() |
| .apply(setMockApiLevelForMethod(apiLevel21, AndroidApiLevel.L)) |
| .apply(setMockApiLevelForMethod(apiLevel22, AndroidApiLevel.L_MR1)) |
| .apply(ApiModelingTestHelper::enableApiCallerIdentification) |
| // We are testing that we do not inline/merge higher api-levels |
| .apply(ApiModelingTestHelper::disableOutliningAndStubbing) |
| .run(parameters.getRuntime(), Main.class) |
| .assertSuccessWithOutputLines("A::apiLevel21", "B::apiLevel22") |
| .inspect( |
| inspector -> verifyThat(inspector, parameters, apiLevel22).inlinedInto(apiLevel21)); |
| } |
| |
| // This tests that program classes where we directly mock the methods to have an api level will |
| // be inlined. |
| @NoHorizontalClassMerging |
| public static class B { |
| public static void apiLevel22() { |
| System.out.println("B::apiLevel22"); |
| } |
| } |
| |
| @NoHorizontalClassMerging |
| public static class A { |
| |
| @NeverInline |
| public static void apiLevel21() { |
| System.out.println("A::apiLevel21"); |
| B.apiLevel22(); |
| } |
| } |
| |
| public static class Main { |
| |
| public static void main(String[] args) { |
| A.apiLevel21(); |
| } |
| } |
| } |