public function testGetsColumnsWithResourceTypeCustomAttributes()
 {
     $attributes = $this->attributeRepository->_CustomAttributes;
     $rows = array(array(ColumnNames::ACCESSORY_NAME => 'an', 'unknown' => 'unknown', ColumnNames::RESOURCE_TYPE_ATTRIBUTE_LIST => '1=1!sep!2=!sep!3='));
     $report = new CustomReport($rows, $this->attributeRepository);
     $definition = new ReportDefinition($report, null);
     $headerKeys = $definition->GetColumnHeaders();
     $this->assertEquals(3, count($headerKeys));
     $this->assertEquals('test attribute', $headerKeys['attribute1']->Title());
     $this->assertEquals('test attribute2', $headerKeys['attribute2']->Title());
 }