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vendor/symfony/config/Tests/Loader/FileLoaderTest.php

@@ -0,0 +1,128 @@
+<?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 PHPUnit\Framework\TestCase;
+use Symfony\Component\Config\FileLocator;
+use Symfony\Component\Config\Loader\FileLoader;
+use Symfony\Component\Config\Loader\LoaderResolver;
+
+class FileLoaderTest extends TestCase
+{
+    public function testImportWithFileLocatorDelegation()
+    {
+        $locatorMock = $this->getMockBuilder('Symfony\Component\Config\FileLocatorInterface')->getMock();
+
+        $locatorMockForAdditionalLoader = $this->getMockBuilder('Symfony\Component\Config\FileLocatorInterface')->getMock();
+        $locatorMockForAdditionalLoader->expects($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');
+        }
+    }
+
+    public function testImportWithGlobLikeResource()
+    {
+        $locatorMock = $this->getMockBuilder('Symfony\Component\Config\FileLocatorInterface')->getMock();
+        $loader = new TestFileLoader($locatorMock);
+
+        $this->assertSame('[foo]', $loader->import('[foo]'));
+    }
+
+    public function testImportWithNoGlobMatch()
+    {
+        $locatorMock = $this->getMockBuilder('Symfony\Component\Config\FileLocatorInterface')->getMock();
+        $loader = new TestFileLoader($locatorMock);
+
+        $this->assertNull($loader->import('./*.abc'));
+    }
+
+    public function testImportWithSimpleGlob()
+    {
+        $loader = new TestFileLoader(new FileLocator(__DIR__));
+
+        $this->assertSame(__FILE__, strtr($loader->import('FileLoaderTest.*'), '/', \DIRECTORY_SEPARATOR));
+    }
+}
+
+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;
+    }
+}