/*
 * 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.lang.annotation.Annotation;
import java.lang.annotation.AnnotationFormatError;
import java.lang.annotation.ElementType;
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
import java.lang.annotation.Target;
import java.util.Arrays;

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 {

    @Retention(RetentionPolicy.RUNTIME)
    @Target(ElementType.TYPE)
    @interface GoodAnnotation {}

    @AnnotationWithParameter
    @AnnotationWithVoidReturn
    @GoodAnnotation
    static class AnnotationHolder {
    }

    @Test(expectedExceptions = AnnotationFormatError.class)
    public void annotationWithParameter() {
        Annotation ann = AnnotationHolder.class.getAnnotation(AnnotationWithParameter.class);
        System.out.println(ann);
    }

    @Test(expectedExceptions = AnnotationFormatError.class)
    public void annotationWithVoidReturn() {
        Annotation ann = AnnotationHolder.class.getAnnotation(AnnotationWithVoidReturn.class);
        System.out.println(ann);
   }

    @Test(expectedExceptions = AnnotationFormatError.class)
    public void badAnnotations() {
        Annotation[] anns = AnnotationHolder.class.getAnnotations();
        System.out.println(Arrays.toString(anns));
    }

    @Test(expectedExceptions = AnnotationFormatError.class)
    public void goodAnnotation() {
        // this annotation is good, but since we parse all annotations in bulk,
        // the exception is thrown because of other bad annotations...
        Annotation ann = AnnotationHolder.class.getAnnotation(GoodAnnotation.class);
        System.out.println(ann);
    }
}