| package com.android.tools.r8.shaking.annotations; |
| |
| import static com.android.tools.r8.utils.codeinspector.Matchers.isPresent; |
| import static com.android.tools.r8.utils.codeinspector.Matchers.isPresentAndRenamed; |
| import static java.lang.annotation.ElementType.FIELD; |
| import static java.lang.annotation.RetentionPolicy.RUNTIME; |
| import static org.hamcrest.MatcherAssert.assertThat; |
| |
| import com.android.tools.r8.AssumeMayHaveSideEffects; |
| import com.android.tools.r8.NeverClassInline; |
| import com.android.tools.r8.NoHorizontalClassMerging; |
| import com.android.tools.r8.TestBase; |
| import com.android.tools.r8.ToolHelper; |
| import com.android.tools.r8.utils.codeinspector.ClassSubject; |
| import com.android.tools.r8.utils.codeinspector.FieldSubject; |
| import com.google.common.collect.ImmutableList; |
| import java.lang.annotation.Retention; |
| import java.lang.annotation.Target; |
| import java.util.List; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.junit.runners.Parameterized; |
| |
| @RunWith(Parameterized.class) |
| public class AnnotationsOnFieldsTest extends TestBase { |
| |
| private static final List<Class<?>> CLASSES = |
| ImmutableList.of( |
| FieldAnnotation.class, |
| StaticFieldAnnotation.class, |
| FieldAnnotationUse.class, |
| StaticFieldAnnotationUse.class, |
| TestClass.class, |
| MainClass.class); |
| |
| private final Backend backend; |
| |
| @Parameterized.Parameters(name = "Backend: {0}") |
| public static Backend[] data() { |
| return ToolHelper.getBackends(); |
| } |
| |
| public AnnotationsOnFieldsTest(Backend backend) { |
| this.backend = backend; |
| } |
| |
| @Test |
| public void test() throws Exception { |
| testForR8Compat(backend) |
| .enableNeverClassInliningAnnotations() |
| .addProgramClasses(CLASSES) |
| .addKeepMainRule(MainClass.class) |
| .addKeepRules( |
| "-keep @interface **.*Annotation { *; }", |
| "-keepclassmembers class * { @**.*Annotation <fields>; }", |
| "-keepattributes *Annotation*") |
| .enableSideEffectAnnotations() |
| .enableNoHorizontalClassMergingAnnotations() |
| .compile() |
| .inspect( |
| inspector -> { |
| ClassSubject clazz = inspector.clazz(TestClass.class); |
| assertThat(clazz, isPresent()); |
| assertThat(clazz, isPresentAndRenamed()); |
| |
| FieldSubject field = clazz.uniqueFieldWithName("field"); |
| assertThat(field, isPresent()); |
| assertThat(field.annotation(FieldAnnotation.class.getTypeName()), isPresent()); |
| assertThat(inspector.clazz(FieldAnnotationUse.class), isPresentAndRenamed()); |
| |
| FieldSubject staticField = clazz.uniqueFieldWithName("staticField"); |
| assertThat(staticField, isPresent()); |
| assertThat( |
| staticField.annotation(StaticFieldAnnotation.class.getTypeName()), isPresent()); |
| assertThat(inspector.clazz(StaticFieldAnnotationUse.class), isPresentAndRenamed()); |
| }) |
| .run(MainClass.class) |
| .assertSuccess(); |
| } |
| |
| } |
| |
| @Target(FIELD) |
| @Retention(RUNTIME) |
| @interface FieldAnnotation { |
| Class<?> clazz(); |
| } |
| |
| @Target(FIELD) |
| @Retention(RUNTIME) |
| @interface StaticFieldAnnotation { |
| Class<?> clazz(); |
| } |
| |
| class FieldAnnotationUse {} |
| |
| @NoHorizontalClassMerging |
| class StaticFieldAnnotationUse {} |
| |
| @NeverClassInline |
| class TestClass { |
| |
| @AssumeMayHaveSideEffects |
| public TestClass() {} |
| |
| @StaticFieldAnnotation(clazz = StaticFieldAnnotationUse.class) |
| static int staticField; |
| |
| @FieldAnnotation(clazz = FieldAnnotationUse.class) |
| int field; |
| } |
| |
| class MainClass { |
| |
| public static void main(String[] args) { |
| new TestClass(); |
| } |
| } |