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/*

 * @test

 * @bug 8130669

 * @summary VM prohibits <clinit> methods with return values

 * @compile nonvoidClinit.jasm

 * @compile clinitNonStatic.jasm

 * @compile clinitArg.jasm

 * @compile clinitArg51.jasm

 * @compile badInit.jasm

 * @run main/othervm -Xverify:all BadInitMethod

 */

// Test that non-void <clinit>, non-static <clinit>, and non-void

// <init> methods cause ClassFormatException's to be thrown.

public class BadInitMethod {

    public static void main(String args[]) throws Throwable {

        System.out.println("Regression test for bug 8130669");

        try {

            Class newClass = Class.forName("nonvoidClinit");

            throw new RuntimeException(

                "Expected ClassFormatError exception for non-void <clinit> not thrown");

        } catch (java.lang.ClassFormatError e) {

            System.out.println("Test BadInitMethod passed for non-void <clinit>");

        }

        try {

            Class newClass = Class.forName("clinitNonStatic");

            throw new RuntimeException(

                "Expected ClassFormatError exception for non-static <clinit> not thrown");

        } catch (java.lang.ClassFormatError e) {

            System.out.println("Test BadInitMethod passed for non-static <clinit>");

        }

        // <clinit> with args is allowed in class file version < 51.

        try {

            Class newClass = Class.forName("clinitArg");

        } catch (java.lang.ClassFormatError e) {

            throw new RuntimeException(

                "Unexpected ClassFormatError exception for <clinit> with argument in class file < 51");

        }

        // <clinit> with args is not allowed in class file version >= 51.

        try {

            Class newClass = Class.forName("clinitArg51");

            throw new RuntimeException(

                "Expected ClassFormatError exception for <clinit> with argument not thrown");

        } catch (java.lang.ClassFormatError e) {

            System.out.println("Test BadInitMethod passed for <clinit> with argument");

        }

        try {

            Class newClass = Class.forName("badInit");

            throw new RuntimeException(

                "Expected ClassFormatError exception for non-void <init> not thrown");

        } catch (java.lang.ClassFormatError e) {

            System.out.println("Test BadInitMethod passed for non-void <init>");

        }

    }

}