Bug 202038 errors occurred when preview the attached design file.
data/org.eclipse.birt.data.tests/test/org/eclipse/birt/data/engine/binding/FeaturesTest.java
{
				testPrint( evalAsString( bindingNameRow[i], resultIterator ) );
				testPrint( "    " );
			}
			testPrintln( "" );
		}
		checkOutputFile( );
	}
	
	/**
	 * @throws Exception
	 */
	public void testResultIteratorFindGroup( ) throws Exception
	{
		ComputedColumn computedColumn = new ComputedColumn( "\"doubleQuo\"",
				"row.CITY",
				DataType.STRING_TYPE );
		this.dataSet.addComputedColumn( computedColumn );
		
		String[] bindingNameGroup = new String[]{
				"GROUP_COUNTRY",
				"GROUP_CITY",
				"GROUP_NULL_COLUMN"
		};
		IBaseExpression[] bindingExprGroup = new IBaseExpression[]{
				new ScriptExpression( "dataSetRow[\"COUNTRY\"]" ),
				new ScriptExpression( "dataSetRow[\"\\\"doubleQuo\\\"\"]" ),
				new ScriptExpression( "dataSetRow.NULL_COLUMN" )
		};
		GroupDefinition[] groupDefn = new GroupDefinition[]{