@Override
 protected void setUp() throws Exception {
   super.setUp();
   this.baseData =
       new Attribute[] {
         new AttributeImpl("A", 1), // $NON-NLS-1$
         new AttributeImpl("B", 2.), // $NON-NLS-1$
         new AttributeImpl("C", true), // $NON-NLS-1$
         new AttributeImpl("D", "Hello"), // $NON-NLS-1$ //$NON-NLS-2$
         new AttributeImpl("E", new Point2f(1, 2)), // $NON-NLS-1$
         new AttributeImpl("F", "false"), // $NON-NLS-1$ //$NON-NLS-2$
       };
   this.testData = setUpTestCase();
   if (this.testData instanceof AttributeCollection) {
     createTestCaseData((AttributeCollection) this.testData);
   }
 }
 @Override
 protected void tearDown() throws Exception {
   this.testData = null;
   this.baseData = null;
   super.tearDown();
 }