--- /dev/null
+<?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\Resource;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\Config\Resource\FileResource;
+
+class FileResourceTest extends TestCase
+{
+ protected $resource;
+ protected $file;
+ protected $time;
+
+ protected function setUp()
+ {
+ $this->file = realpath(sys_get_temp_dir()).'/tmp.xml';
+ $this->time = time();
+ touch($this->file, $this->time);
+ $this->resource = new FileResource($this->file);
+ }
+
+ protected function tearDown()
+ {
+ unlink($this->file);
+ }
+
+ public function testGetResource()
+ {
+ $this->assertSame(realpath($this->file), $this->resource->getResource(), '->getResource() returns the path to the resource');
+ }
+
+ public function testToString()
+ {
+ $this->assertSame(realpath($this->file), (string) $this->resource);
+ }
+
+ public function testIsFresh()
+ {
+ $this->assertTrue($this->resource->isFresh($this->time), '->isFresh() returns true if the resource has not changed in same second');
+ $this->assertTrue($this->resource->isFresh($this->time + 10), '->isFresh() returns true if the resource has not changed');
+ $this->assertFalse($this->resource->isFresh($this->time - 86400), '->isFresh() returns false if the resource has been updated');
+
+ $resource = new FileResource('/____foo/foobar'.mt_rand(1, 999999));
+ $this->assertFalse($resource->isFresh($this->time), '->isFresh() returns false if the resource does not exist');
+ }
+
+ public function testSerializeUnserialize()
+ {
+ $unserialized = unserialize(serialize($this->resource));
+
+ $this->assertSame(realpath($this->file), $this->resource->getResource());
+ }
+}