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test/hotspot/jtreg/runtime/Nestmates/classFileParsing/TestNestmateAttributes.java

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  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  */
  23 
  24 /*
  25  * @test
  26  * @bug 8046171
  27  * @summary Test incorrect use of Nestmate related attributes
  28  * @compile TwoNestHost.jcod
  29  *          TwoNestMembers.jcod
  30  *          ConflictingAttributesInNestHost.jcod
  31  *          ConflictingAttributesInNestMember.jcod
  32  *          BadNestMembersLength.jcod
  33  *          BadNestMembersEntry.jcod
  34  *          DuplicateNestMemberEntry.jcod
  35  *          BadNestHost.jcod
  36  * @run main TestNestmateAttributes
  37  */
  38 
  39 public class TestNestmateAttributes {
  40     public static void main(String args[]) throws Throwable {
  41         String[] badClasses = new String[] {
  42             "NestmateAttributeHolder$TwoNestHost",
  43             "NestmateAttributeHolder",
  44             "ConflictingAttributesInNestHost",
  45             "NestmateAttributeHolder$ConflictingAttributesInNestMember",
  46             "BadNestMembersLength",
  47             "BadNestMembersEntry",
  48             "DuplicateNestMemberEntry",
  49             "NestmateAttributeHolder$BadNestHost",
  50         };
  51 
  52         String[] messages = new String[] {
  53             "Multiple NestHost attributes in class file",
  54             "Multiple NestMembers attributes in class file",
  55             "Conflicting NestMembers and NestHost attributes",
  56             "Conflicting NestHost and NestMembers attributes",
  57             "Wrong NestMembers attribute length", 
  58             "Nest member class_info_index 9 has bad constant type",
  59             "Duplicate entry in NestMembers ",
  60             "Nest-host class_info_index 10 has bad constant type",
  61         };
  62         
  63         for (int i = 0; i < badClasses.length; i++ ) {
  64             try {
  65                 Class c = Class.forName(badClasses[i]);
  66                 throw new Error("Missing ClassFormatError: " + messages[i]);
  67             }
  68             catch (ClassFormatError expected) {
  69                 if (!expected.getMessage().contains(messages[i]))
  70                    throw new Error("Wrong ClassFormatError message: \"" +
  71                                    expected.getMessage() + "\" does not contain \"" +
  72                                    messages[i] + "\"");
  73                 System.out.println("OK - got expected exception: " + expected);
  74             }
  75         }
  76     }
  77 }


  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  */
  23 
  24 /*
  25  * @test
  26  * @bug 8046171
  27  * @summary Test incorrect use of Nestmate related attributes
  28  * @compile TwoNestHost.jcod
  29  *          TwoNestMembers.jcod
  30  *          ConflictingAttributesInNestHost.jcod
  31  *          ConflictingAttributesInNestMember.jcod
  32  *          BadNestMembersLength.jcod
  33  *          BadNestMembersEntry.jcod

  34  *          BadNestHost.jcod
  35  * @run main TestNestmateAttributes
  36  */
  37 
  38 public class TestNestmateAttributes {
  39     public static void main(String args[]) throws Throwable {
  40         String[] badClasses = new String[] {
  41             "NestmateAttributeHolder$TwoNestHost",
  42             "NestmateAttributeHolder",
  43             "ConflictingAttributesInNestHost",
  44             "NestmateAttributeHolder$ConflictingAttributesInNestMember",
  45             "BadNestMembersLength",
  46             "BadNestMembersEntry",

  47             "NestmateAttributeHolder$BadNestHost",
  48         };
  49 
  50         String[] messages = new String[] {
  51             "Multiple NestHost attributes in class file",
  52             "Multiple NestMembers attributes in class file",
  53             "Conflicting NestMembers and NestHost attributes",
  54             "Conflicting NestHost and NestMembers attributes",
  55             "Wrong NestMembers attribute length",
  56             "Nest member class_info_index 9 has bad constant type",

  57             "Nest-host class_info_index 10 has bad constant type",
  58         };
  59 
  60         for (int i = 0; i < badClasses.length; i++ ) {
  61             try {
  62                 Class c = Class.forName(badClasses[i]);
  63                 throw new Error("Missing ClassFormatError: " + messages[i]);
  64             }
  65             catch (ClassFormatError expected) {
  66                 if (!expected.getMessage().contains(messages[i]))
  67                    throw new Error("Wrong ClassFormatError message: \"" +
  68                                    expected.getMessage() + "\" does not contain \"" +
  69                                    messages[i] + "\"");
  70                 System.out.println("OK - got expected exception: " + expected);
  71             }
  72         }
  73     }
  74 }
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