watcher.php
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<?php
/**
* Copyright (c) 2012 Robin Appelman <icewind@owncloud.com>
* This file is licensed under the Affero General Public License version 3 or
* later.
* See the COPYING-README file.
*/
namespace Test\Files\Cache;
class Watcher extends \PHPUnit_Framework_TestCase {
/**
* @var \OC\Files\Storage\Storage[] $storages
*/
private $storages = array();
public function setUp() {
\OC\Files\Filesystem::clearMounts();
}
public function tearDown() {
foreach ($this->storages as $storage) {
$cache = $storage->getCache();
$ids = $cache->getAll();
$cache->clear();
}
}
/**
* @medium
*/
function testWatcher() {
$storage = $this->getTestStorage();
$cache = $storage->getCache();
$updater = $storage->getWatcher();
//set the mtime to the past so it can detect an mtime change
$cache->put('', array('storage_mtime' => 10));
$this->assertTrue($cache->inCache('folder/bar.txt'));
$this->assertTrue($cache->inCache('folder/bar2.txt'));
$this->assertFalse($cache->inCache('bar.test'));
$storage->file_put_contents('bar.test', 'foo');
$updater->checkUpdate('');
$this->assertTrue($cache->inCache('bar.test'));
$cachedData = $cache->get('bar.test');
$this->assertEquals(3, $cachedData['size']);
$cache->put('bar.test', array('storage_mtime' => 10));
$storage->file_put_contents('bar.test', 'test data');
// make sure that PHP can read the new size correctly
clearstatcache();
$updater->checkUpdate('bar.test');
$cachedData = $cache->get('bar.test');
$this->assertEquals(9, $cachedData['size']);
$cache->put('folder', array('storage_mtime' => 10));
$storage->unlink('folder/bar2.txt');
$updater->checkUpdate('folder');
$this->assertTrue($cache->inCache('folder/bar.txt'));
$this->assertFalse($cache->inCache('folder/bar2.txt'));
}
/**
* @medium
*/
public function testFileToFolder() {
$storage = $this->getTestStorage();
$cache = $storage->getCache();
$updater = $storage->getWatcher();
//set the mtime to the past so it can detect an mtime change
$cache->put('', array('storage_mtime' => 10));
$storage->unlink('foo.txt');
$storage->rename('folder', 'foo.txt');
$updater->checkUpdate('');
$entry = $cache->get('foo.txt');
$this->assertEquals('httpd/unix-directory', $entry['mimetype']);
$this->assertFalse($cache->inCache('folder'));
$this->assertFalse($cache->inCache('folder/bar.txt'));
$storage = $this->getTestStorage();
$cache = $storage->getCache();
$updater = $storage->getWatcher();
//set the mtime to the past so it can detect an mtime change
$cache->put('foo.txt', array('storage_mtime' => 10));
$storage->unlink('foo.txt');
$storage->rename('folder', 'foo.txt');
$updater->checkUpdate('foo.txt');
$entry = $cache->get('foo.txt');
$this->assertEquals('httpd/unix-directory', $entry['mimetype']);
$this->assertTrue($cache->inCache('foo.txt/bar.txt'));
}
public function testPolicyNever() {
$storage = $this->getTestStorage();
$cache = $storage->getCache();
$updater = $storage->getWatcher();
//set the mtime to the past so it can detect an mtime change
$cache->put('foo.txt', array('storage_mtime' => 10));
$updater->setPolicy(\OC\Files\Cache\Watcher::CHECK_NEVER);
$storage->file_put_contents('foo.txt', 'q');
$this->assertFalse($updater->checkUpdate('foo.txt'));
$cache->put('foo.txt', array('storage_mtime' => 20));
$storage->file_put_contents('foo.txt', 'w');
$this->assertFalse($updater->checkUpdate('foo.txt'));
}
public function testPolicyOnce() {
$storage = $this->getTestStorage();
$cache = $storage->getCache();
$updater = $storage->getWatcher();
//set the mtime to the past so it can detect an mtime change
$cache->put('foo.txt', array('storage_mtime' => 10));
$updater->setPolicy(\OC\Files\Cache\Watcher::CHECK_ONCE);
$storage->file_put_contents('foo.txt', 'q');
$this->assertTrue($updater->checkUpdate('foo.txt'));
$cache->put('foo.txt', array('storage_mtime' => 20));
$storage->file_put_contents('foo.txt', 'w');
$this->assertFalse($updater->checkUpdate('foo.txt'));
}
public function testPolicyAlways() {
$storage = $this->getTestStorage();
$cache = $storage->getCache();
$updater = $storage->getWatcher();
//set the mtime to the past so it can detect an mtime change
$cache->put('foo.txt', array('storage_mtime' => 10));
$updater->setPolicy(\OC\Files\Cache\Watcher::CHECK_ALWAYS);
$storage->file_put_contents('foo.txt', 'q');
$this->assertTrue($updater->checkUpdate('foo.txt'));
$cache->put('foo.txt', array('storage_mtime' => 20));
$storage->file_put_contents('foo.txt', 'w');
$this->assertTrue($updater->checkUpdate('foo.txt'));
}
/**
* @param bool $scan
* @return \OC\Files\Storage\Storage
*/
private function getTestStorage($scan = true) {
$storage = new \OC\Files\Storage\Temporary(array());
$textData = "dummy file data\n";
$imgData = file_get_contents(\OC::$SERVERROOT . '/core/img/logo.png');
$storage->mkdir('folder');
$storage->file_put_contents('foo.txt', $textData);
$storage->file_put_contents('foo.png', $imgData);
$storage->file_put_contents('folder/bar.txt', $textData);
$storage->file_put_contents('folder/bar2.txt', $textData);
if ($scan) {
$scanner = $storage->getScanner();
$scanner->scan('');
}
$this->storages[] = $storage;
return $storage;
}
}