My first commit of codes

vendor/symfony/filesystem/Symfony/Component/Filesystem/Tests/LockHandlerTest.php

@@ -0,0 +1,85 @@
+<?php
+
+namespace Symfony\Component\Filesystem\Tests;
+
+use Symfony\Component\Filesystem\LockHandler;
+
+class LockHandlerTest extends \PHPUnit_Framework_TestCase
+{
+    /**
+     * @expectedException Symfony\Component\Filesystem\Exception\IOException
+     * @expectedExceptionMessage Failed to create "/a/b/c/d/e": mkdir(): Permission denied.
+     */
+    public function testConstructWhenRepositoryDoesNotExist()
+    {
+        new LockHandler('lock', '/a/b/c/d/e');
+    }
+
+    /**
+     * @expectedException Symfony\Component\Filesystem\Exception\IOException
+     * @expectedExceptionMessage The directory "/" is not writable.
+     */
+    public function testConstructWhenRepositoryIsNotWriteable()
+    {
+        new LockHandler('lock', '/');
+    }
+
+    public function testConstructSanitizeName()
+    {
+        $lock = new LockHandler('<?php echo "% hello word ! %" ?>');
+
+        $file = sprintf('%s/sf.-php-echo-hello-word-.4b3d9d0d27ddef3a78a64685dda3a963e478659a9e5240feaf7b4173a8f28d5f.lock', sys_get_temp_dir());
+        // ensure the file does not exist before the lock
+        @unlink($file);
+
+        $lock->lock();
+
+        $this->assertFileExists($file);
+
+        $lock->release();
+    }
+
+    public function testLockRelease()
+    {
+        $name = 'symfony-test-filesystem.lock';
+
+        $l1 = new LockHandler($name);
+        $l2 = new LockHandler($name);
+
+        $this->assertTrue($l1->lock());
+        $this->assertFalse($l2->lock());
+
+        $l1->release();
+
+        $this->assertTrue($l2->lock());
+        $l2->release();
+    }
+
+    public function testLockTwice()
+    {
+        $name = 'symfony-test-filesystem.lock';
+
+        $lockHandler = new LockHandler($name);
+
+        $this->assertTrue($lockHandler->lock());
+        $this->assertTrue($lockHandler->lock());
+
+        $lockHandler->release();
+    }
+
+    public function testLockIsReleased()
+    {
+        $name = 'symfony-test-filesystem.lock';
+
+        $l1 = new LockHandler($name);
+        $l2 = new LockHandler($name);
+
+        $this->assertTrue($l1->lock());
+        $this->assertFalse($l2->lock());
+
+        $l1 = null;
+
+        $this->assertTrue($l2->lock());
+        $l2->release();
+    }
+}