--- /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;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\Config\Tests\Resource\ResourceStub;
+use Symfony\Component\Config\Resource\FileResource;
+use Symfony\Component\Config\ResourceCheckerConfigCache;
+
+class ResourceCheckerConfigCacheTest extends TestCase
+{
+ private $cacheFile = null;
+
+ protected function setUp()
+ {
+ $this->cacheFile = tempnam(sys_get_temp_dir(), 'config_');
+ }
+
+ protected function tearDown()
+ {
+ $files = array($this->cacheFile, "{$this->cacheFile}.meta");
+
+ foreach ($files as $file) {
+ if (file_exists($file)) {
+ unlink($file);
+ }
+ }
+ }
+
+ public function testGetPath()
+ {
+ $cache = new ResourceCheckerConfigCache($this->cacheFile);
+
+ $this->assertSame($this->cacheFile, $cache->getPath());
+ }
+
+ public function testCacheIsNotFreshIfEmpty()
+ {
+ $checker = $this->getMockBuilder('\Symfony\Component\Config\ResourceCheckerInterface')->getMock()
+ ->expects($this->never())->method('supports');
+
+ /* If there is nothing in the cache, it needs to be filled (and thus it's not fresh).
+ It does not matter if you provide checkers or not. */
+
+ unlink($this->cacheFile); // remove tempnam() side effect
+ $cache = new ResourceCheckerConfigCache($this->cacheFile, array($checker));
+
+ $this->assertFalse($cache->isFresh());
+ }
+
+ public function testCacheIsFreshIfNocheckerProvided()
+ {
+ /* For example in prod mode, you may choose not to run any checkers
+ at all. In that case, the cache should always be considered fresh. */
+ $cache = new ResourceCheckerConfigCache($this->cacheFile);
+ $this->assertTrue($cache->isFresh());
+ }
+
+ public function testResourcesWithoutcheckersAreIgnoredAndConsideredFresh()
+ {
+ /* As in the previous test, but this time we have a resource. */
+ $cache = new ResourceCheckerConfigCache($this->cacheFile);
+ $cache->write('', array(new ResourceStub()));
+
+ $this->assertTrue($cache->isFresh()); // no (matching) ResourceChecker passed
+ }
+
+ public function testIsFreshWithchecker()
+ {
+ $checker = $this->getMockBuilder('\Symfony\Component\Config\ResourceCheckerInterface')->getMock();
+
+ $checker->expects($this->once())
+ ->method('supports')
+ ->willReturn(true);
+
+ $checker->expects($this->once())
+ ->method('isFresh')
+ ->willReturn(true);
+
+ $cache = new ResourceCheckerConfigCache($this->cacheFile, array($checker));
+ $cache->write('', array(new ResourceStub()));
+
+ $this->assertTrue($cache->isFresh());
+ }
+
+ public function testIsNotFreshWithchecker()
+ {
+ $checker = $this->getMockBuilder('\Symfony\Component\Config\ResourceCheckerInterface')->getMock();
+
+ $checker->expects($this->once())
+ ->method('supports')
+ ->willReturn(true);
+
+ $checker->expects($this->once())
+ ->method('isFresh')
+ ->willReturn(false);
+
+ $cache = new ResourceCheckerConfigCache($this->cacheFile, array($checker));
+ $cache->write('', array(new ResourceStub()));
+
+ $this->assertFalse($cache->isFresh());
+ }
+
+ public function testCacheIsNotFreshWhenUnserializeFails()
+ {
+ $checker = $this->getMockBuilder('\Symfony\Component\Config\ResourceCheckerInterface')->getMock();
+ $cache = new ResourceCheckerConfigCache($this->cacheFile, array($checker));
+ $cache->write('foo', array(new FileResource(__FILE__)));
+
+ $metaFile = "{$this->cacheFile}.meta";
+ file_put_contents($metaFile, str_replace('FileResource', 'ClassNotHere', file_get_contents($metaFile)));
+
+ $this->assertFalse($cache->isFresh());
+ }
+
+ public function testCacheKeepsContent()
+ {
+ $cache = new ResourceCheckerConfigCache($this->cacheFile);
+ $cache->write('FOOBAR');
+
+ $this->assertSame('FOOBAR', file_get_contents($cache->getPath()));
+ }
+
+ public function testCacheIsNotFreshIfNotExistsMetaFile()
+ {
+ $checker = $this->getMockBuilder('\Symfony\Component\Config\ResourceCheckerInterface')->getMock();
+ $cache = new ResourceCheckerConfigCache($this->cacheFile, array($checker));
+ $cache->write('foo', array(new FileResource(__FILE__)));
+
+ $metaFile = "{$this->cacheFile}.meta";
+ unlink($metaFile);
+
+ $this->assertFalse($cache->isFresh());
+ }
+}