Program: 67834
Project: 67834
Buggy source:
/** 
 * Perform the selected test.
 */
public void runTest(){
  junit.framework.Test test;
  showBusyCursor();
  if ((test=getSelectedTest()) == null) {
    return;
  }
  try {
    if (getExecutor().getSession().getDatasourceLogin() instanceof DatabaseLogin && getExecutor().getSession().getLogin().getConnector() instanceof DefaultConnector) {
      LoadBuildSystem.loadBuild.loginChoice=getExecutor().getSession().getLogin().getConnectionString();
    }
  }
 catch (  Exception isDatasourceLogin) {
  }
  Map properties=org.eclipse.persistence.testing.framework.junit.JUnitTestCaseHelper.getDatabaseProperties();
  if (getExecutor().getSession().getDatasourceLogin() instanceof DatabaseLogin && getExecutor().getSession().getLogin().getConnector() instanceof DefaultConnector) {
    properties.put("String_Node_Str",getExecutor().getSession().getLogin().getDriverClassName());
    properties.put("String_Node_Str",getExecutor().getSession().getLogin().getConnectionString());
    properties.put("String_Node_Str",getExecutor().getSession().getDatasourceLogin().getPlatform().getClass().getName());
    properties.put("String_Node_Str",getExecutor().getSession().getDatasourceLogin().getUserName());
    properties.put("String_Node_Str",getExecutor().getSession().getDatasourceLogin().getPassword());
    properties.put("String_Node_Str",getExecutor().getSession().getSessionLog().getLevelString());
  }
  TestExecutor.setDefaultJUnitTestResult(null);
  TestExecutor.setJUnitTestResults(null);
  setExecutionThread(new SynchronizedTestExecutor(getExecutor(),test,this));
  getExecutionThread().start();
  getStopButton().setEnabled(true);
  getKillButton().setEnabled(true);
}

Fixed version (ground truth):
/** 
 * Perform the selected test.
 */
public void runTest(){
  junit.framework.Test test;
  showBusyCursor();
  if ((test=getSelectedTest()) == null) {
    return;
  }
  try {
    if (getExecutor().getSession().getDatasourceLogin() instanceof DatabaseLogin && getExecutor().getSession().getLogin().getConnector() instanceof DefaultConnector) {
      LoadBuildSystem.loadBuild.loginChoice=getExecutor().getSession().getLogin().getConnectionString();
    }
  }
 catch (  Exception isDatasourceLogin) {
  }
  Map properties=org.eclipse.persistence.testing.framework.junit.JUnitTestCaseHelper.getDatabaseProperties();
  if (getExecutor().getSession().getDatasourceLogin() instanceof DatabaseLogin && getExecutor().getSession().getLogin().getConnector() instanceof DefaultConnector) {
    properties.put(PersistenceUnitProperties.JDBC_DRIVER,getExecutor().getSession().getLogin().getDriverClassName());
    properties.put(PersistenceUnitProperties.JDBC_URL,getExecutor().getSession().getLogin().getConnectionString());
    properties.put(PersistenceUnitProperties.TARGET_DATABASE,getExecutor().getSession().getDatasourceLogin().getPlatform().getClass().getName());
    properties.put(PersistenceUnitProperties.JDBC_USER,getExecutor().getSession().getDatasourceLogin().getUserName());
    properties.put(PersistenceUnitProperties.JDBC_PASSWORD,getExecutor().getSession().getDatasourceLogin().getPassword());
    properties.put(PersistenceUnitProperties.LOGGING_LEVEL,getExecutor().getSession().getSessionLog().getLevelString());
  }
  TestExecutor.setDefaultJUnitTestResult(null);
  TestExecutor.setJUnitTestResults(null);
  setExecutionThread(new SynchronizedTestExecutor(getExecutor(),test,this));
  getExecutionThread().start();
  getStopButton().setEnabled(true);
  getKillButton().setEnabled(true);
}