hotspot/test/runtime/classFileParserBug/BadNameAndType.java
changeset 35218 00aa934a1a20
child 41705 332239c052cc
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/hotspot/test/runtime/classFileParserBug/BadNameAndType.java	Wed Dec 23 13:02:15 2015 -0500
@@ -0,0 +1,57 @@
+/*
+ * Copyright (c) 2015, 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.
+ *
+ * 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.
+ *
+ */
+
+/*
+ * @test
+ * @bug 8042660
+ * @summary Constant pool NameAndType entries must point to non-zero length Utf8 strings
+ * @compile emptySigUtf8.jcod
+ * @compile emptyNameUtf8.jcod
+ * @run main/othervm -Xverify:all BadNameAndType
+ */
+
+// Test that a constant pool NameAndType descriptor_index and/or name_index
+// that points to a zero length Utf8 string causes a ClassFormatError.
+public class BadNameAndType {
+    public static void main(String args[]) throws Throwable {
+
+        System.out.println("Regression test for bug 8042660");
+
+        // Test descriptor_index pointing to zero-length string.
+        try {
+            Class newClass = Class.forName("emptySigUtf8");
+            throw new RuntimeException("Expected ClassFormatError exception not thrown");
+        } catch (java.lang.ClassFormatError e) {
+            System.out.println("Test BadNameAndType passed test case emptySigUtf8");
+        }
+
+        // Test name_index pointing to zero-length string.
+        try {
+            Class newClass = Class.forName("emptyNameUtf8");
+            throw new RuntimeException("Expected ClassFormatError exception not thrown");
+        } catch (java.lang.ClassFormatError e) {
+            System.out.println("Test BadNameAndType passed test case emptyNameUtf8");
+        }
+    }
+}