Reproduce spurious warning from use of -identifiernamestring rule
Bug: 214263216
Change-Id: I30beed129b5ff063f689708627e9bbb179b1873a
diff --git a/src/test/java/com/android/tools/r8/naming/IdentifierNameStringReprocessingTest.java b/src/test/java/com/android/tools/r8/naming/IdentifierNameStringReprocessingTest.java
new file mode 100644
index 0000000..beaaa77
--- /dev/null
+++ b/src/test/java/com/android/tools/r8/naming/IdentifierNameStringReprocessingTest.java
@@ -0,0 +1,75 @@
+// 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.naming;
+
+import static com.android.tools.r8.utils.codeinspector.Matchers.isPresentAndRenamed;
+import static org.hamcrest.MatcherAssert.assertThat;
+
+import com.android.tools.r8.NeverPropagateValue;
+import com.android.tools.r8.ReprocessClassInitializer;
+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 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 IdentifierNameStringReprocessingTest extends TestBase {
+
+ @Parameter(0)
+ public TestParameters parameters;
+
+ @Parameters(name = "{0}")
+ public static TestParametersCollection data() {
+ return getTestParameters().withAllRuntimesAndApiLevels().build();
+ }
+
+ @Test
+ public void test() throws Exception {
+ testForR8(parameters.getBackend())
+ .addInnerClasses(getClass())
+ .addKeepMainRule(Main.class)
+ .addKeepClassRulesWithAllowObfuscation(A.class)
+ .addKeepRules(
+ "-identifiernamestring class " + Main.class.getTypeName() + " {",
+ " static java.lang.String f;",
+ "}")
+ .enableMemberValuePropagationAnnotations()
+ .enableReprocessClassInitializerAnnotations()
+ .setMinApi(parameters.getApiLevel())
+ .allowDiagnosticWarningMessages()
+ // TODO(b/214263216): should not report spurious warning.
+ .compileWithExpectedDiagnostics(diagnostics -> diagnostics.assertWarningsCount(1))
+ .run(parameters.getRuntime(), Main.class)
+ .apply(
+ runResult -> {
+ ClassSubject aClassSubject = runResult.inspector().clazz(A.class);
+ assertThat(aClassSubject, isPresentAndRenamed());
+ runResult.assertSuccessWithOutputLines(aClassSubject.getFinalName());
+ });
+ }
+
+ @ReprocessClassInitializer
+ static class Main {
+
+ @NeverPropagateValue static String f;
+
+ static {
+ // Prevent class initializer defaults optimization.
+ System.out.print("");
+ f = "com.android.tools.r8.naming.IdentifierNameStringReprocessingTest$A";
+ }
+
+ public static void main(String[] args) {
+ System.out.println(f);
+ }
+ }
+
+ static class A {}
+}
