test/hotspot/jtreg/runtime/classFileParserBug/TestEmptyUnqName.java
author hseigel
Wed, 19 Jun 2019 08:42:15 -0400
changeset 55437 360f8769d3dc
permissions -rw-r--r--
8225789: Empty method parameter type should generate ClassFormatError Summary: Check for an empty name when verifying unqualified names Reviewed-by: lfoltan, coleenp

/*
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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 * under the terms of the GNU General Public License version 2 only, as
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 *
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 * 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).
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 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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/*
 * @test
 * @bug 8225789
 * @summary Test that an unqualified name of "L;" causes a ClassFormatError exception.
 * @compile EmptyUnqName.jasm
 * @run main/othervm -Xverify:remote TestEmptyUnqName
 */

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

        System.out.println("Regression test for bug 8225789");

        try {
            Class newClass = Class.forName("EmptyUnqName");
            throw new RuntimeException("Expected ClassFormatError exception not thrown");
        } catch (java.lang.ClassFormatError e) {
            if (!e.getMessage().contains("Class name is empty or contains illegal character")) {
                throw new RuntimeException("Wrong ClassFormatError: " + e.getMessage());
            }
        }
    }
}