blob: 96d52abf9b52bcdd5efaed98aa114fa930d0915d [file] [log] [blame]
// Copyright (c) 2022, 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.retrace;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertTrue;
import com.android.tools.r8.DiagnosticsHandler;
import com.android.tools.r8.TestBase;
import com.android.tools.r8.TestParameters;
import com.android.tools.r8.TestParametersCollection;
import com.android.tools.r8.references.ClassReference;
import com.android.tools.r8.references.MethodReference;
import com.android.tools.r8.references.Reference;
import com.android.tools.r8.utils.StringUtils;
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 RenamedSignatureClashTest extends TestBase {
@Parameter() public TestParameters parameters;
@Parameters(name = "{0}")
public static TestParametersCollection data() {
return getTestParameters().withNoneRuntime().build();
}
private final ClassReference renamedHolder = Reference.classFromTypeName("A");
private final ClassReference originalHolder =
Reference.classFromTypeName("com.android.tools.r8.naming.retrace.Main");
private final String mapping =
StringUtils.lines(
"# { id: 'com.android.tools.r8.mapping', version: '1.0' }",
originalHolder.getTypeName() + " -> " + renamedHolder.getTypeName() + ":",
" void some.moved.Method.someMethod(int) -> a",
" void methodWithRemovedArgument(int) -> a",
" # { id: 'com.android.tools.r8.synthesized' }");
@Test
public void testAmbiguousResult() {
Retracer retracer =
Retracer.createDefault(
ProguardMapProducer.fromString(mapping), new DiagnosticsHandler() {});
MethodReference methodReference =
Reference.methodFromDescriptor(renamedHolder.getDescriptor(), "a", "(I)V");
RetraceMethodResult retraceMethodResult = retracer.retraceMethod(methodReference);
assertTrue(retraceMethodResult.isAmbiguous());
retraceMethodResult.stream()
.forEach(
result -> {
String method = result.getRetracedMethod().asKnown().getMethodReference().toString();
if (method.equals("Lsome/moved/Method;someMethod(I)V")) {
assertFalse(result.isCompilerSynthesized());
} else {
assertEquals(
originalHolder.getDescriptor() + "methodWithRemovedArgument(I)V", method);
assertTrue(result.isCompilerSynthesized());
}
});
}
}