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vendor/symfony/class-loader/Tests/Psr4ClassLoaderTest.php

@@ -0,0 +1,75 @@
+<?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\ClassLoader\Tests;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\ClassLoader\Psr4ClassLoader;
+
+/**
+ * @group legacy
+ */
+class Psr4ClassLoaderTest extends TestCase
+{
+    /**
+     * @param string $className
+     * @dataProvider getLoadClassTests
+     */
+    public function testLoadClass($className)
+    {
+        $loader = new Psr4ClassLoader();
+        $loader->addPrefix(
+            'Acme\\DemoLib',
+            __DIR__.\DIRECTORY_SEPARATOR.'Fixtures'.\DIRECTORY_SEPARATOR.'psr-4'
+        );
+        $loader->loadClass($className);
+        $this->assertTrue(class_exists($className), sprintf('loadClass() should load %s', $className));
+    }
+
+    /**
+     * @return array
+     */
+    public function getLoadClassTests()
+    {
+        return array(
+            array('Acme\\DemoLib\\Foo'),
+            array('Acme\\DemoLib\\Class_With_Underscores'),
+            array('Acme\\DemoLib\\Lets\\Go\\Deeper\\Foo'),
+            array('Acme\\DemoLib\\Lets\\Go\\Deeper\\Class_With_Underscores'),
+        );
+    }
+
+    /**
+     * @param string $className
+     * @dataProvider getLoadNonexistentClassTests
+     */
+    public function testLoadNonexistentClass($className)
+    {
+        $loader = new Psr4ClassLoader();
+        $loader->addPrefix(
+            'Acme\\DemoLib',
+            __DIR__.\DIRECTORY_SEPARATOR.'Fixtures'.\DIRECTORY_SEPARATOR.'psr-4'
+        );
+        $loader->loadClass($className);
+        $this->assertFalse(class_exists($className), sprintf('loadClass() should not load %s', $className));
+    }
+
+    /**
+     * @return array
+     */
+    public function getLoadNonexistentClassTests()
+    {
+        return array(
+            array('Acme\\DemoLib\\I_Do_Not_Exist'),
+            array('UnknownVendor\\SomeLib\\I_Do_Not_Exist'),
+        );
+    }
+}