test failure in jdbc4.ResultSetTest:testJDBC4_1 with ibm 1.6 jvm
----------------------------------------------------------------

                 Key: DERBY-4951
                 URL: https://issues.apache.org/jira/browse/DERBY-4951
             Project: Derby
          Issue Type: Bug
          Components: Test
    Affects Versions: 10.8.0.0
         Environment: IBM 1.6 jvms (both on Linux and windows XP)
            Reporter: Myrna van Lunteren


since tests with revision 1052140 I see the following failure when suites.All 
tests are run with IBM 1.6 jvm:

console output of junit.textui.TestRunner run:
1) 
testJDBC4_1(org.apache.derbyTesting.functionTests.tests.jdbc4.ResultSetTest)junit.framework.ComparisonFailure:
 [B expected:<?> but was:<>
        at java.lang.Throwable.<init>(Throwable.java:67)
        at 
junit.framework.AssertionFailedError.<init>(AssertionFailedError.java:11)
        at junit.framework.ComparisonFailure.<init>(ComparisonFailure.java:19)
        at 
org.apache.derbyTesting.functionTests.tests.jdbc4.ResultSetTest.vetCandidate(ResultSetTest.java:2604)
        at 
org.apache.derbyTesting.functionTests.tests.jdbc4.ResultSetTest.vetWrapperOK(ResultSetTest.java:2571)
        at 
org.apache.derbyTesting.functionTests.tests.jdbc4.ResultSetTest.vetWrappedBinary(ResultSetTest.java:2363)
        at 
org.apache.derbyTesting.functionTests.tests.jdbc4.ResultSetTest.examineJDBC4_1extensions(ResultSetTest.java:2161)
        at 
org.apache.derbyTesting.functionTests.tests.jdbc4.ResultSetTest.testJDBC4_1(ResultSetTest.java:2123)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at 
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:48)
        at 
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
        at 
org.apache.derbyTesting.junit.BaseTestCase.runBare(BaseTestCase.java:109)
        at junit.extensions.TestDecorator.basicRun(TestDecorator.java:22)
        at junit.extensions.TestSetup$1.protect(TestSetup.java:19)
        at junit.extensions.TestSetup.run(TestSetup.java:23)
        at 
org.apache.derbyTesting.junit.BaseTestSetup.run(BaseTestSetup.java:51)

contents of error.stacktrace in fail dir:
[Error/failure logged at Mon Dec 27 12:46:23 PST 2010]
junit.framework.ComparisonFailure: [B expected:<?> but was:<>
        at junit.framework.Assert.assertEquals(Assert.java:81)
        at 
org.apache.derbyTesting.functionTests.tests.jdbc4.ResultSetTest.vetCandidate(ResultSetTest.java:2604)
        at 
org.apache.derbyTesting.functionTests.tests.jdbc4.ResultSetTest.vetWrapperOK(ResultSetTest.java:2571)
        at 
org.apache.derbyTesting.functionTests.tests.jdbc4.ResultSetTest.vetWrappedBinary(ResultSetTest.java:2363)
        at 
org.apache.derbyTesting.functionTests.tests.jdbc4.ResultSetTest.examineJDBC4_1extensions(ResultSetTest.java:2161)
        at 
org.apache.derbyTesting.functionTests.tests.jdbc4.ResultSetTest.testJDBC4_1(ResultSetTest.java:2123)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at 
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:48)
        at 
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:600)
        at junit.framework.TestCase.runTest(TestCase.java:154)
        at junit.framework.TestCase.runBare(TestCase.java:127)
        at 
org.apache.derbyTesting.junit.BaseTestCase.runBare(BaseTestCase.java:109)
        at junit.framework.TestResult$1.protect(TestResult.java:106)
        at junit.framework.TestResult.runProtected(TestResult.java:124)
        at junit.framework.TestResult.run(TestResult.java:109)
        at junit.framework.TestCase.run(TestCase.java:118)
        at junit.framework.TestSuite.runTest(TestSuite.java:208)
        at junit.framework.TestSuite.run(TestSuite.java:203)
        at junit.framework.TestSuite.runTest(TestSuite.java:208)
        at junit.framework.TestSuite.run(TestSuite.java:203)
        at junit.extensions.TestDecorator.basicRun(TestDecorator.java:22)
        at junit.extensions.TestSetup$1.protect(TestSetup.java:19)
        at junit.framework.TestResult.runProtected(TestResult.java:124)
        at junit.extensions.TestSetup.run(TestSetup.java:23)
        at 
org.apache.derbyTesting.junit.BaseTestSetup.run(BaseTestSetup.java:57)
        at junit.framework.TestSuite.runTest(TestSuite.java:208)
        at junit.framework.TestSuite.run(TestSuite.java:203)
        at junit.textui.TestRunner.doRun(TestRunner.java:116)
        at junit.textui.TestRunner.start(TestRunner.java:172)
        at junit.textui.TestRunner.main(TestRunner.java:138)

I believe lack of clean-up after this failure is the result of the error in 
this test for networkserver:
1) 
testJDBC4_1(org.apache.derbyTesting.functionTests.tests.jdbc4.ResultSetTest)java.sql.SQLException:
 FUNCTION 'MAKEBLOB' already exists.
        at 
org.apache.derby.client.am.SQLExceptionFactory40.getSQLException(Unknown Source)
        at org.apache.derby.client.am.SqlException.getSQLException(Unknown 
Source)
        at org.apache.derby.client.am.PreparedStatement.execute(Unknown Source)
        at 
org.apache.derbyTesting.functionTests.tests.jdbc4.ResultSetTest.testJDBC4_1(ResultSetTest.java:2035)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at 
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:48)
        at 
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
        at 
org.apache.derbyTesting.junit.BaseTestCase.runBare(BaseTestCase.java:109)
        at junit.extensions.TestDecorator.basicRun(TestDecorator.java:22)
        at junit.extensions.TestSetup$1.protect(TestSetup.java:19)
        at junit.extensions.TestSetup.run(TestSetup.java:23)
        at 
org.apache.derbyTesting.junit.BaseTestSetup.run(BaseTestSetup.java:57)
        at junit.extensions.TestDecorator.basicRun(TestDecorator.java:22)
        at junit.extensions.TestSetup$1.protect(TestSetup.java:19)
        at junit.extensions.TestSetup.run(TestSetup.java:23)
        at junit.extensions.TestDecorator.basicRun(TestDecorator.java:22)
        at junit.extensions.TestSetup$1.protect(TestSetup.java:19)
        at junit.extensions.TestSetup.run(TestSetup.java:23)
        at 
org.apache.derbyTesting.junit.BaseTestSetup.run(BaseTestSetup.java:57)
Caused by: org.apache.derby.client.am.SqlException: FUNCTION 'MAKEBLOB' already 
exists.
        at org.apache.derby.client.am.Statement.completeExecute(Unknown Source)
        at 
org.apache.derby.client.net.NetStatementReply.parseEXCSQLSTTreply(Unknown 
Source)
        at org.apache.derby.client.net.NetStatementReply.readExecute(Unknown 
Source)
        at org.apache.derby.client.net.StatementReply.readExecute(Unknown 
Source)
        at 
org.apache.derby.client.net.NetPreparedStatement.readExecute_(Unknown Source)
        at org.apache.derby.client.am.PreparedStatement.readExecute(Unknown 
Source)
        at org.apache.derby.client.am.PreparedStatement.flowExecute(Unknown 
Source)
        at org.apache.derby.client.am.PreparedStatement.executeX(Unknown Source)
        ... 36 more


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