Test for if rule not firing correctly for satisfied precondition
Bug: 162900580
Change-Id: Ica6d108cf66060b01c8d50993d17f4517263fe1f
diff --git a/src/test/java/com/android/tools/r8/shaking/ifrule/IfRuleWithKeepAllTest.java b/src/test/java/com/android/tools/r8/shaking/ifrule/IfRuleWithKeepAllTest.java
new file mode 100644
index 0000000..687e64c
--- /dev/null
+++ b/src/test/java/com/android/tools/r8/shaking/ifrule/IfRuleWithKeepAllTest.java
@@ -0,0 +1,99 @@
+// 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.shaking.ifrule;
+
+import static com.android.tools.r8.utils.codeinspector.Matchers.isPresent;
+import static org.hamcrest.CoreMatchers.containsString;
+import static org.hamcrest.MatcherAssert.assertThat;
+import static org.junit.Assert.assertEquals;
+
+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 java.lang.annotation.Annotation;
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+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 IfRuleWithKeepAllTest extends TestBase {
+
+ private final TestParameters parameters;
+
+ @Parameters(name = "{0}")
+ public static TestParametersCollection data() {
+ return getTestParameters().withAllRuntimesAndApiLevels().build();
+ }
+
+ public IfRuleWithKeepAllTest(TestParameters parameters) {
+ this.parameters = parameters;
+ }
+
+ @Test
+ public void testR8WithKeepOnAllMembers() throws Exception {
+ runTest("-if class ** { *; }");
+ }
+
+ @Test
+ public void testR8WithKeepOnClass() throws Exception {
+ runTest("-if class **");
+ }
+
+ private void runTest(String precondition) throws Exception {
+ testForR8(parameters.getBackend())
+ .addProgramClasses(DirectlyKept.class, KeptByIf.class)
+ .addKeepClassAndMembersRules(DirectlyKept.class)
+ .addKeepRules(precondition + "\n-keep class " + KeptByIf.class.getTypeName() + " { *; }")
+ .setMinApi(parameters.getApiLevel())
+ .compile()
+ .inspect(
+ codeInspector -> {
+ assertThat(codeInspector.clazz(DirectlyKept.class), isPresent());
+ final ClassSubject keptByIf = codeInspector.clazz(KeptByIf.class);
+ assertThat(keptByIf, isPresent());
+ // TODO(b/162900580): key() should have been kept.
+ assertEquals(0, keptByIf.allMethods().size());
+ })
+ .addRunClasspathFiles(buildOnDexRuntime(parameters, Main.class))
+ .run(parameters.getRuntime(), Main.class, KeptByIf.class.getTypeName())
+ // TODO(b/162900580): Should succeed with "Hello World!"
+ .assertFailureWithErrorThatMatches(containsString("NoSuchMethodError"));
+ }
+
+ @KeptByIf
+ public static class DirectlyKept {
+ final int foo = 42;
+ }
+
+ @Retention(RetentionPolicy.RUNTIME)
+ public @interface KeptByIf {
+ String key() default "";
+ }
+
+ public static class Main implements KeptByIf {
+
+ public static void main(String[] args) {
+ runKeptByIf(new Main());
+ }
+
+ public static void runKeptByIf(KeptByIf keptByIf) {
+ System.out.println(keptByIf.key());
+ }
+
+ @Override
+ public String key() {
+ return "Hello World!";
+ }
+
+ @Override
+ public Class<? extends Annotation> annotationType() {
+ return null;
+ }
+ }
+}