/**
* Retrieves fixture model singleton
*
* @param string|null $testCaseClass
* @return EcomDev_PHPUnit_Model_Fixture
* @throws RuntimeException
*/
public static function getFixture($testCaseClass = null)
{
if ($testCaseClass !== null) {
self::$fixtureModelAlias = self::getLoadableClassAlias($testCaseClass, 'fixture', self::XML_PATH_DEFAULT_FIXTURE_MODEL);
} elseif (self::$fixtureModelAlias === null) {
self::$fixtureModelAlias = self::getLoadableClassAlias(get_called_class(), 'fixture', self::XML_PATH_DEFAULT_FIXTURE_MODEL);
}
$fixture = Mage::getSingleton(self::$fixtureModelAlias);
if (!$fixture instanceof EcomDev_PHPUnit_Model_FixtureInterface) {
throw new RuntimeException('Fixture model should implement EcomDev_PHPUnit_Model_FixtureInterface interface');
}
$storage = Mage::registry(EcomDev_PHPUnit_Model_App::REGISTRY_PATH_SHARED_STORAGE);
if (!$storage instanceof Varien_Object) {
throw new RuntimeException('Fixture storage object was not initialized during test application setup');
}
$fixture->setStorage(Mage::registry(EcomDev_PHPUnit_Model_App::REGISTRY_PATH_SHARED_STORAGE));
return $fixture;
}
