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<?php
/*
* This file is part of the Symfony package.
*
* (c) Fabien Potencier <fabien@symfony.com>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Symfony\Component\Config\Tests\Loader;
use Symfony\Component\Config\Loader\FileLoader;
use Symfony\Component\Config\Loader\LoaderResolver;
use Symfony\Component\Config\Exception\FileLoaderImportCircularReferenceException;
class FileLoaderTest extends \PHPUnit_Framework_TestCase
{
/**
* @covers Symfony\Component\Config\Loader\FileLoader
*/
public function testImportWithFileLocatorDelegation()
{
$locatorMock = $this->getMock('Symfony\Component\Config\FileLocatorInterface');
$locatorMockForAdditionalLoader = $this->getMock('Symfony\Component\Config\FileLocatorInterface');
$locatorMockForAdditionalLoader->expects($this->any())->method('locate')->will($this->onConsecutiveCalls(
array('path/to/file1'), // Default
array('path/to/file1', 'path/to/file2'), // First is imported
array('path/to/file1', 'path/to/file2'), // Second is imported
array('path/to/file1'), // Exception
array('path/to/file1', 'path/to/file2') // Exception
));
$fileLoader = new TestFileLoader($locatorMock);
$fileLoader->setSupports(false);
$fileLoader->setCurrentDir('.');
$additionalLoader = new TestFileLoader($locatorMockForAdditionalLoader);
$additionalLoader->setCurrentDir('.');
$fileLoader->setResolver($loaderResolver = new LoaderResolver(array($fileLoader, $additionalLoader)));
// Default case
$this->assertSame('path/to/file1', $fileLoader->import('my_resource'));
// Check first file is imported if not already loading
$this->assertSame('path/to/file1', $fileLoader->import('my_resource'));
// Check second file is imported if first is already loading
$fileLoader->addLoading('path/to/file1');
$this->assertSame('path/to/file2', $fileLoader->import('my_resource'));
// Check exception throws if first (and only available) file is already loading
try {
$fileLoader->import('my_resource');
$this->fail('->import() throws a FileLoaderImportCircularReferenceException if the resource is already loading');
} catch (\Exception $e) {
$this->assertInstanceOf('Symfony\Component\Config\Exception\FileLoaderImportCircularReferenceException', $e, '->import() throws a FileLoaderImportCircularReferenceException if the resource is already loading');
}
// Check exception throws if all files are already loading
try {
$fileLoader->addLoading('path/to/file2');
$fileLoader->import('my_resource');
$this->fail('->import() throws a FileLoaderImportCircularReferenceException if the resource is already loading');
} catch (\Exception $e) {
$this->assertInstanceOf('Symfony\Component\Config\Exception\FileLoaderImportCircularReferenceException', $e, '->import() throws a FileLoaderImportCircularReferenceException if the resource is already loading');
}
}
}
class TestFileLoader extends FileLoader
{
private $supports = true;
public function load($resource, $type = null)
{
return $resource;
}
public function supports($resource, $type = null)
{
return $this->supports;
}
public function addLoading($resource)
{
self::$loading[$resource] = true;
}
public function removeLoading($resource)
{
unset(self::$loading[$resource]);
}
public function clearLoading()
{
self::$loading = array();
}
public function setSupports($supports)
{
$this->supports = $supports;
}
}