Applymapping should check if names are kept before renaming
Bug: 135173935
Change-Id: I6d5ec2796c1740c12152aaf9569744115c855e2b
diff --git a/src/test/java/com/android/tools/r8/naming/applymapping/ApplyMappingInterfaceTest.java b/src/test/java/com/android/tools/r8/naming/applymapping/ApplyMappingInterfaceTest.java
index c73363b..9833d7a 100644
--- a/src/test/java/com/android/tools/r8/naming/applymapping/ApplyMappingInterfaceTest.java
+++ b/src/test/java/com/android/tools/r8/naming/applymapping/ApplyMappingInterfaceTest.java
@@ -38,7 +38,6 @@
public static void action(Interface perform) {
perform.foo();
- ;
}
}
diff --git a/src/test/java/com/android/tools/r8/naming/applymapping/ApplyMappingKeepPrecedenceTest.java b/src/test/java/com/android/tools/r8/naming/applymapping/ApplyMappingKeepPrecedenceTest.java
new file mode 100644
index 0000000..854a730
--- /dev/null
+++ b/src/test/java/com/android/tools/r8/naming/applymapping/ApplyMappingKeepPrecedenceTest.java
@@ -0,0 +1,113 @@
+// 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.naming.applymapping;
+
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertTrue;
+
+import com.android.tools.r8.CompilationFailedException;
+import com.android.tools.r8.NeverClassInline;
+import com.android.tools.r8.NeverInline;
+import com.android.tools.r8.TestBase;
+import com.android.tools.r8.TestParameters;
+import com.android.tools.r8.TestParametersCollection;
+import com.android.tools.r8.utils.codeinspector.ClassSubject;
+import com.android.tools.r8.utils.codeinspector.FieldSubject;
+import com.android.tools.r8.utils.codeinspector.MethodSubject;
+import java.io.IOException;
+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 ApplyMappingKeepPrecedenceTest extends TestBase {
+
+ @NeverClassInline
+ public static class A { // Should be kept with all members without renaming.
+
+ @NeverInline
+ public static void print() {
+ System.out.println("What is the answer to life the universe and everything?");
+ }
+ }
+
+ @NeverClassInline
+ public static class B { // Should be kept with all members without renaming.
+
+ int foo = 4;
+
+ @NeverInline
+ int bar() {
+ if (System.currentTimeMillis() > 0) {
+ return 2;
+ } else {
+ return 1;
+ }
+ }
+ }
+
+ public static class Main {
+
+ public static void main(String[] args) {
+ A.print();
+ B b = new B();
+ System.out.println(b.foo + "" + b.bar());
+ }
+ }
+
+ private final TestParameters parameters;
+
+ @Parameters(name = "{0}")
+ public static TestParametersCollection data() {
+ return getTestParameters().withAllRuntimes().build();
+ }
+
+ public ApplyMappingKeepPrecedenceTest(TestParameters parameters) {
+ this.parameters = parameters;
+ }
+
+ @Test
+ public void testNaming() throws IOException, CompilationFailedException, ExecutionException {
+ testForR8(parameters.getBackend())
+ .addInnerClasses(ApplyMappingKeepPrecedenceTest.class)
+ .enableClassInliningAnnotations()
+ .enableInliningAnnotations()
+ .addApplyMapping(
+ A.class.getTypeName()
+ + " -> "
+ + ApplyMappingKeepPrecedenceTest.class.getTypeName()
+ + "$a:\n"
+ + B.class.getTypeName()
+ + " -> "
+ + ApplyMappingKeepPrecedenceTest.class.getTypeName()
+ + "$b:\n"
+ + " int foo -> x\n"
+ + " int bar() -> y\n")
+ .addKeepClassRules(A.class)
+ .addKeepRules("-keepclassmembernames class " + B.class.getTypeName() + " { *; }")
+ .addKeepMainRule(Main.class)
+ .setMinApi(parameters.getRuntime())
+ .run(parameters.getRuntime(), Main.class)
+ .assertSuccessWithOutputLines(
+ "What is the answer to life the universe and everything?", "42")
+ .inspect(
+ codeInspector -> {
+ ClassSubject clazzA = codeInspector.clazz(A.class);
+ assertTrue(clazzA.isPresent());
+ assertFalse(clazzA.isRenamed());
+ ClassSubject clazzB = codeInspector.clazz(B.class);
+ assertTrue(clazzB.isPresent());
+ assertTrue(clazzB.isRenamed());
+ FieldSubject foo = clazzB.uniqueFieldWithName("foo");
+ assertTrue(foo.isPresent());
+ assertFalse(foo.isRenamed());
+ MethodSubject bar = clazzB.uniqueMethodWithName("bar");
+ assertTrue(bar.isPresent());
+ assertFalse(bar.isRenamed());
+ });
+ }
+}