public function testExecuteConflict()
{
$rewrites = array('blocks' => array('n98/mock_conflict' => array('Mage_Customer_Block_Account', 'Mage_Tag_Block_All')));
$command = $this->getCommandWithMockLoadRewrites($rewrites);
$commandTester = new CommandTester($command);
$result = $commandTester->execute(array('command' => $command->getName()));
$this->assertNotEquals(0, $result);
$this->assertContains('1 conflict was found', $commandTester->getDisplay());
}