blob: bb551b4b62f418b6641f64526616ec54a69ca6fb [file] [log] [blame]
// Copyright (c) 2019, 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.shaking;
import com.android.tools.r8.CompilationFailedException;
import com.android.tools.r8.DataEntryResource;
import com.android.tools.r8.TestBase;
import com.android.tools.r8.TestParameters;
import com.android.tools.r8.TestParametersCollection;
import com.android.tools.r8.origin.Origin;
import com.android.tools.r8.utils.StringUtils;
import com.google.common.collect.Lists;
import java.io.IOException;
import java.util.List;
import java.util.ServiceLoader;
import java.util.concurrent.ExecutionException;
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 VerticalClassMergingServiceLoaderTest extends TestBase {
public interface A {
String foo();
}
public static class B implements A {
@Override
public String foo() {
return "Hello World!";
}
}
public static class C {
public static void main(String[] args) {
System.out.println(ServiceLoader.load(A.class).iterator().next().foo());
}
}
private final TestParameters parameters;
@Parameters(name = "{0}")
public static TestParametersCollection data() {
return getTestParameters().withAllRuntimes().build();
}
public VerticalClassMergingServiceLoaderTest(TestParameters parameters) {
this.parameters = parameters;
}
@Test
public void testShouldNotInlineClass()
throws IOException, CompilationFailedException, ExecutionException {
List<String> serviceImplementations = Lists.newArrayList();
serviceImplementations.add(B.class.getTypeName());
testForR8(parameters.getBackend())
.addInnerClasses(VerticalClassMergingServiceLoaderTest.class)
.addKeepClassRules(B.class)
.addKeepMainRule(C.class)
.addDataEntryResources(
DataEntryResource.fromBytes(
StringUtils.lines(serviceImplementations).getBytes(),
"META-INF/services/" + A.class.getTypeName(),
Origin.unknown()))
.setMinApi(parameters.getRuntime())
.run(parameters.getRuntime(), C.class)
.assertSuccessWithOutputLines("Hello World!")
.inspect(
codeInspector -> {
assert codeInspector.clazz(A.class).isPresent();
});
}
}