changeset 39460:93e3e4d9b378

8158510: Add test cases to validate Annotation Reviewed-by: alanb, psandoz, mhaupt
author srastogi
date Tue, 05 Jul 2016 12:44:28 +0200
parents 03e7b2c5ae34
children 62d04767cf47
files jdk/test/java/lang/annotation/AnnotationVerifier.java jdk/test/java/lang/annotation/ClassFileGenerator.java
diffstat 2 files changed, 202 insertions(+), 0 deletions(-) [+]
line wrap: on
line diff
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/jdk/test/java/lang/annotation/AnnotationVerifier.java	Tue Jul 05 12:44:28 2016 +0200
@@ -0,0 +1,63 @@
+/*
+ * Copyright (c) 2016, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.  Oracle designates this
+ * particular file as subject to the "Classpath" exception as provided
+ * by Oracle in the LICENSE file that accompanied this code.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+/*
+ * Create class file using ASM, slightly modified the ASMifier output
+ */
+
+import sun.reflect.annotation.AnnotationType;
+import java.lang.annotation.AnnotationFormatError;
+import org.testng.annotations.*;
+
+/*
+ * @test
+ * @bug 8158510
+ * @summary Verify valid annotation
+ * @modules java.base/jdk.internal.org.objectweb.asm
+ * @modules java.base/sun.reflect.annotation
+ * @clean AnnotationWithVoidReturn.class AnnotationWithParameter.class
+ * @compile -XDignore.symbol.file ClassFileGenerator.java
+ * @run main ClassFileGenerator
+ * @run testng AnnotationVerifier
+ */
+
+public class AnnotationVerifier {
+
+    @AnnotationWithParameter
+    @AnnotationWithVoidReturn
+    static class BadAnnotation {
+    }
+
+    @Test
+    @ExpectedExceptions(IllegalArgumentException.class)
+    public void annotationValidationIAE() {
+        AnnotationType.getInstance(AnnotationWithParameter.class);
+    }
+
+    @Test(expectedExceptions = AnnotationFormatError.class)
+    public void annotationValidationAFE() {
+        BadAnnotation.class.getAnnotation(AnnotationWithVoidReturn.class);
+    }
+}
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/jdk/test/java/lang/annotation/ClassFileGenerator.java	Tue Jul 05 12:44:28 2016 +0200
@@ -0,0 +1,139 @@
+/*
+ * Copyright (c) 2016, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.  Oracle designates this
+ * particular file as subject to the "Classpath" exception as provided
+ * by Oracle in the LICENSE file that accompanied this code.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+/*
+ * Create class file using ASM, slightly modified the ASMifier output
+ */
+
+
+
+import java.io.File;
+import java.io.FileOutputStream;
+import java.io.IOException;
+import jdk.internal.org.objectweb.asm.*;
+
+
+public class ClassFileGenerator {
+
+    public static void main(String... args) throws Exception {
+        classFileWriter("AnnotationWithVoidReturn.class", AnnoationWithVoidReturnDump.dump());
+        classFileWriter("AnnotationWithParameter.class", AnnoationWithParameterDump.dump());
+    }
+
+    private static void classFileWriter(String name, byte[] contents) throws IOException {
+        try (FileOutputStream fos = new FileOutputStream(new File(System.getProperty("test.classes"),
+                name))) {
+            fos.write(contents);
+        }
+    }
+
+    /*
+    Following code create equivalent classfile,
+    which is not allowed by javac.
+
+    @Retention(RetentionPolicy.RUNTIME)
+    public @interface AnnotationWithVoidReturn {
+    void m() default 1;
+    }
+    */
+
+    private static class AnnoationWithVoidReturnDump implements Opcodes {
+        public static byte[] dump() throws Exception {
+            ClassWriter cw = new ClassWriter(0);
+            MethodVisitor mv;
+            AnnotationVisitor av0;
+
+            cw.visit(52, ACC_PUBLIC + ACC_ANNOTATION + ACC_ABSTRACT + +ACC_INTERFACE,
+                    "AnnotationWithVoidReturn", null,
+                    "java/lang/Object", new String[]{"java/lang/annotation/Annotation"});
+
+            {
+                av0 = cw.visitAnnotation("Ljava/lang/annotation/Retention;", true);
+                av0.visitEnum("value", "Ljava/lang/annotation/RetentionPolicy;",
+                        "RUNTIME");
+                av0.visitEnd();
+            }
+            {
+                mv = cw.visitMethod(ACC_PUBLIC + ACC_ABSTRACT, "m", "()V", null, null);
+                mv.visitEnd();
+            }
+            {
+                av0 = mv.visitAnnotationDefault();
+                av0.visit(null, new Integer(1));
+                av0.visitEnd();
+            }
+            cw.visitEnd();
+
+            return cw.toByteArray();
+
+        }
+    }
+
+    /*
+    Following code create equivalent classfile,
+    which is not allowed by javac.
+
+    @Retention(RetentionPolicy.RUNTIME)
+    public @interface AnnotationWithParameter {
+       int m(int x);
+    }
+    */
+
+    private static class AnnoationWithParameterDump implements Opcodes {
+        public static byte[] dump() throws Exception {
+
+            ClassWriter cw = new ClassWriter(0);
+            MethodVisitor mv;
+            AnnotationVisitor av0;
+
+            cw.visit(52, ACC_PUBLIC + ACC_ANNOTATION + ACC_ABSTRACT + ACC_INTERFACE,
+                    "AnnotationWithParameter", null,
+                    "java/lang/Object", new String[]{"java/lang/annotation/Annotation"});
+
+            {
+                av0 = cw.visitAnnotation("Ljava/lang/annotation/Retention;", true);
+                av0.visitEnum("value", "Ljava/lang/annotation/RetentionPolicy;",
+                        "RUNTIME");
+                av0.visitEnd();
+            }
+            {
+                mv = cw.visitMethod(ACC_PUBLIC + ACC_ABSTRACT,
+                        "badValue",
+                        "(I)I", // Bad method with a parameter
+                        null, null);
+                mv.visitEnd();
+            }
+            {
+                av0 = mv.visitAnnotationDefault();
+                av0.visit(null, new Integer(-1));
+                av0.visitEnd();
+            }
+            cw.visitEnd();
+
+            return cw.toByteArray();
+        }
+    }
+
+}