| // 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.classmerging.horizontal; |
| |
| import static com.android.tools.r8.utils.codeinspector.Matchers.isPresent; |
| import static org.hamcrest.CoreMatchers.allOf; |
| import static org.hamcrest.CoreMatchers.containsString; |
| import static org.hamcrest.MatcherAssert.assertThat; |
| |
| import com.android.tools.r8.NeverClassInline; |
| import com.android.tools.r8.NeverInline; |
| import com.android.tools.r8.TestParameters; |
| import com.android.tools.r8.utils.codeinspector.HorizontallyMergedClassesInspector; |
| import org.junit.Test; |
| |
| public class ClassesWithNativeMethodsTest extends HorizontalClassMergingTestBase { |
| public ClassesWithNativeMethodsTest(TestParameters parameters) { |
| super(parameters); |
| } |
| |
| @Test |
| public void testR8() throws Exception { |
| testForR8(parameters.getBackend()) |
| .addInnerClasses(getClass()) |
| .addKeepMainRule(Main.class) |
| .enableInliningAnnotations() |
| .enableNeverClassInliningAnnotations() |
| .setMinApi(parameters.getApiLevel()) |
| .addKeepPackageNamesRule(Main.class.getPackage()) |
| .addHorizontallyMergedClassesInspector( |
| HorizontallyMergedClassesInspector::assertNoClassesMerged) |
| .run(parameters.getRuntime(), Main.class) |
| .inspectFailure( |
| codeInspector -> { |
| assertThat(codeInspector.clazz(A.class), isPresent()); |
| assertThat(codeInspector.clazz(B.class), isPresent()); |
| }) |
| .assertFailureWithErrorThatMatches( |
| allOf( |
| containsString("java.lang.UnsatisfiedLinkError:"), |
| containsString("com.android.tools.r8.classmerging.horizontal.b.a("))); |
| } |
| |
| @NeverClassInline |
| public static class A { |
| public A() { |
| System.out.println("a"); |
| } |
| |
| @NeverInline |
| public String foo() { |
| return "foo"; |
| } |
| } |
| |
| @NeverClassInline |
| public static class B { |
| public B() { |
| System.out.println("b"); |
| } |
| |
| public native String foo(); |
| } |
| |
| public static class Main { |
| public static void main(String[] args) { |
| System.out.println(new A().foo()); |
| System.out.println(new B().foo()); |
| } |
| } |
| } |