nextcloud/tests/lib/files/cache/cache.php

624 lines
22 KiB
PHP
Raw Blame History

This file contains invisible Unicode characters

This file contains invisible Unicode characters that are indistinguishable to humans but may be processed differently by a computer. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

This file contains Unicode characters that might be confused with other characters. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

<?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;
use PHPUnit_Framework_MockObject_MockObject;
class LongId extends \OC\Files\Storage\Temporary {
public function getId() {
return 'long:' . str_repeat('foo', 50) . parent::getId();
}
}
class Cache extends \Test\TestCase {
/**
* @var \OC\Files\Storage\Temporary $storage ;
*/
protected $storage;
/**
* @var \OC\Files\Storage\Temporary $storage2 ;
*/
protected $storage2;
/**
* @var \OC\Files\Cache\Cache $cache
*/
protected $cache;
/**
* @var \OC\Files\Cache\Cache $cache2
*/
protected $cache2;
public function testGetNumericId() {
$this->assertNotNull($this->cache->getNumericStorageId());
}
public function testSimple() {
$file1 = 'foo';
$file2 = 'foo/bar';
$data1 = array('size' => 100, 'mtime' => 50, 'mimetype' => 'foo/folder');
$data2 = array('size' => 1000, 'mtime' => 20, 'mimetype' => 'foo/file');
$this->assertFalse($this->cache->inCache($file1));
$this->assertEquals($this->cache->get($file1), null);
$id1 = $this->cache->put($file1, $data1);
$this->assertTrue($this->cache->inCache($file1));
$cacheData1 = $this->cache->get($file1);
foreach ($data1 as $key => $value) {
$this->assertEquals($value, $cacheData1[$key]);
}
$this->assertEquals($cacheData1['mimepart'], 'foo');
$this->assertEquals($cacheData1['fileid'], $id1);
$this->assertEquals($id1, $this->cache->getId($file1));
$this->assertFalse($this->cache->inCache($file2));
$id2 = $this->cache->put($file2, $data2);
$this->assertTrue($this->cache->inCache($file2));
$cacheData2 = $this->cache->get($file2);
foreach ($data2 as $key => $value) {
$this->assertEquals($value, $cacheData2[$key]);
}
$this->assertEquals($cacheData1['fileid'], $cacheData2['parent']);
$this->assertEquals($cacheData2['fileid'], $id2);
$this->assertEquals($id2, $this->cache->getId($file2));
$this->assertEquals($id1, $this->cache->getParentId($file2));
$newSize = 1050;
$newId2 = $this->cache->put($file2, array('size' => $newSize));
$cacheData2 = $this->cache->get($file2);
$this->assertEquals($newId2, $id2);
$this->assertEquals($cacheData2['size'], $newSize);
$this->assertEquals($cacheData1, $this->cache->get($file1));
$this->cache->remove($file2);
$this->assertFalse($this->cache->inCache($file2));
$this->assertEquals($this->cache->get($file2), null);
$this->assertTrue($this->cache->inCache($file1));
$this->assertEquals($cacheData1, $this->cache->get($id1));
}
public function testPartial() {
$file1 = 'foo';
$this->cache->put($file1, array('size' => 10));
$this->assertEquals(array('size' => 10), $this->cache->get($file1));
$this->cache->put($file1, array('mtime' => 15));
$this->assertEquals(array('size' => 10, 'mtime' => 15), $this->cache->get($file1));
$this->cache->put($file1, array('size' => 12));
$this->assertEquals(array('size' => 12, 'mtime' => 15), $this->cache->get($file1));
}
/**
* @dataProvider folderDataProvider
*/
public function testFolder($folder) {
$file2 = $folder.'/bar';
$file3 = $folder.'/foo';
$data1 = array('size' => 100, 'mtime' => 50, 'mimetype' => 'httpd/unix-directory');
$fileData = array();
$fileData['bar'] = array('size' => 1000, 'mtime' => 20, 'mimetype' => 'foo/file');
$fileData['foo'] = array('size' => 20, 'mtime' => 25, 'mimetype' => 'foo/file');
$this->cache->put($folder, $data1);
$this->cache->put($file2, $fileData['bar']);
$this->cache->put($file3, $fileData['foo']);
$content = $this->cache->getFolderContents($folder);
$this->assertEquals(count($content), 2);
foreach ($content as $cachedData) {
$data = $fileData[$cachedData['name']];
foreach ($data as $name => $value) {
$this->assertEquals($value, $cachedData[$name]);
}
}
$file4 = $folder.'/unkownSize';
$fileData['unkownSize'] = array('size' => -1, 'mtime' => 25, 'mimetype' => 'foo/file');
$this->cache->put($file4, $fileData['unkownSize']);
$this->assertEquals(-1, $this->cache->calculateFolderSize($folder));
$fileData['unkownSize'] = array('size' => 5, 'mtime' => 25, 'mimetype' => 'foo/file');
$this->cache->put($file4, $fileData['unkownSize']);
$this->assertEquals(1025, $this->cache->calculateFolderSize($folder));
$this->cache->remove($file2);
$this->cache->remove($file3);
$this->cache->remove($file4);
$this->assertEquals(0, $this->cache->calculateFolderSize($folder));
$this->cache->remove($folder);
$this->assertFalse($this->cache->inCache($folder.'/foo'));
$this->assertFalse($this->cache->inCache($folder.'/bar'));
}
public function testRemoveRecursive() {
$folderData = array('size' => 100, 'mtime' => 50, 'mimetype' => 'httpd/unix-directory');
$fileData = array('size' => 1000, 'mtime' => 20, 'mimetype' => 'text/plain');
$folders = ['folder', 'folder/subfolder', 'folder/sub2', 'folder/sub2/sub3'];
$files = ['folder/foo.txt', 'folder/bar.txt', 'folder/subfolder/asd.txt', 'folder/sub2/qwerty.txt', 'folder/sub2/sub3/foo.txt'];
foreach($folders as $folder){
$this->cache->put($folder, $folderData);
}
foreach ($files as $file) {
$this->cache->put($file, $fileData);
}
$this->cache->remove('folder');
foreach ($files as $file) {
$this->assertFalse($this->cache->inCache($file));
}
}
public function folderDataProvider() {
return array(
array('folder'),
// that was too easy, try something harder
array('☺, WHITE SMILING FACE, UTF-8 hex E298BA'),
// what about 4 byte utf-8
array('😐, NEUTRAL_FACE, UTF-8 hex F09F9890'),
// now the crazy stuff
array(', UNASSIGNED PRIVATE USE, UTF-8 hex EF9890'),
// and my favorite
array('w͢͢͝h͡o͢͡ ̸͢k̵͟n̴͘ǫw̸̛s͘ ̀́w͘͢ḩ̵a҉̡͢t ̧̕h́o̵r͏̵rors̡ ̶͡͠lį̶e͟͟ ̶͝in͢ ͏t̕h̷̡͟e ͟͟d̛a͜r̕͡k̢̨ ͡h̴e͏a̷̢̡rt́͏ ̴̷͠ò̵̶f̸ u̧͘ní̛͜c͢͏͏d̸͢e̡͝')
);
}
public function testEncryptedFolder() {
$file1 = 'folder';
$file2 = 'folder/bar';
$file3 = 'folder/foo';
$data1 = array('size' => 100, 'mtime' => 50, 'mimetype' => 'httpd/unix-directory');
$fileData = array();
$fileData['bar'] = array('size' => 1000, 'encrypted' => 1, 'mtime' => 20, 'mimetype' => 'foo/file');
$fileData['foo'] = array('size' => 20, 'encrypted' => 1, 'mtime' => 25, 'mimetype' => 'foo/file');
$this->cache->put($file1, $data1);
$this->cache->put($file2, $fileData['bar']);
$this->cache->put($file3, $fileData['foo']);
$content = $this->cache->getFolderContents($file1);
$this->assertEquals(count($content), 2);
foreach ($content as $cachedData) {
$data = $fileData[$cachedData['name']];
}
$file4 = 'folder/unkownSize';
$fileData['unkownSize'] = array('size' => -1, 'mtime' => 25, 'mimetype' => 'foo/file');
$this->cache->put($file4, $fileData['unkownSize']);
$this->assertEquals(-1, $this->cache->calculateFolderSize($file1));
$fileData['unkownSize'] = array('size' => 5, 'mtime' => 25, 'mimetype' => 'foo/file');
$this->cache->put($file4, $fileData['unkownSize']);
$this->assertEquals(1025, $this->cache->calculateFolderSize($file1));
// direct cache entry retrieval returns the original values
$entry = $this->cache->get($file1);
$this->assertEquals(1025, $entry['size']);
$this->cache->remove($file2);
$this->cache->remove($file3);
$this->cache->remove($file4);
$this->assertEquals(0, $this->cache->calculateFolderSize($file1));
$this->cache->remove('folder');
$this->assertFalse($this->cache->inCache('folder/foo'));
$this->assertFalse($this->cache->inCache('folder/bar'));
}
public function testRootFolderSizeForNonHomeStorage() {
$dir1 = 'knownsize';
$dir2 = 'unknownsize';
$fileData = array();
$fileData[''] = array('size' => -1, 'mtime' => 20, 'mimetype' => 'httpd/unix-directory');
$fileData[$dir1] = array('size' => 1000, 'mtime' => 20, 'mimetype' => 'httpd/unix-directory');
$fileData[$dir2] = array('size' => -1, 'mtime' => 25, 'mimetype' => 'httpd/unix-directory');
$this->cache->put('', $fileData['']);
$this->cache->put($dir1, $fileData[$dir1]);
$this->cache->put($dir2, $fileData[$dir2]);
$this->assertTrue($this->cache->inCache($dir1));
$this->assertTrue($this->cache->inCache($dir2));
// check that root size ignored the unknown sizes
$this->assertEquals(-1, $this->cache->calculateFolderSize(''));
// clean up
$this->cache->remove('');
$this->cache->remove($dir1);
$this->cache->remove($dir2);
$this->assertFalse($this->cache->inCache($dir1));
$this->assertFalse($this->cache->inCache($dir2));
}
function testStatus() {
$this->assertEquals(\OC\Files\Cache\Cache::NOT_FOUND, $this->cache->getStatus('foo'));
$this->cache->put('foo', array('size' => -1));
$this->assertEquals(\OC\Files\Cache\Cache::PARTIAL, $this->cache->getStatus('foo'));
$this->cache->put('foo', array('size' => -1, 'mtime' => 20, 'mimetype' => 'foo/file'));
$this->assertEquals(\OC\Files\Cache\Cache::SHALLOW, $this->cache->getStatus('foo'));
$this->cache->put('foo', array('size' => 10));
$this->assertEquals(\OC\Files\Cache\Cache::COMPLETE, $this->cache->getStatus('foo'));
}
public function putWithAllKindOfQuotesData() {
return [
['`backtick`'],
['´forward´'],
['\'single\''],
];
}
/**
* @dataProvider putWithAllKindOfQuotesData
* @param $fileName
*/
public function testPutWithAllKindOfQuotes($fileName) {
$this->assertEquals(\OC\Files\Cache\Cache::NOT_FOUND, $this->cache->get($fileName));
$this->cache->put($fileName, array('size' => 20, 'mtime' => 25, 'mimetype' => 'foo/file', 'etag' => $fileName));
$cacheEntry = $this->cache->get($fileName);
$this->assertEquals($fileName, $cacheEntry['etag']);
$this->assertEquals($fileName, $cacheEntry['path']);
}
function testSearch() {
$file1 = 'folder';
$file2 = 'folder/foobar';
$file3 = 'folder/foo';
$data1 = array('size' => 100, 'mtime' => 50, 'mimetype' => 'foo/folder');
$fileData = array();
$fileData['foobar'] = array('size' => 1000, 'mtime' => 20, 'mimetype' => 'foo/file');
$fileData['foo'] = array('size' => 20, 'mtime' => 25, 'mimetype' => 'foo/file');
$this->cache->put($file1, $data1);
$this->cache->put($file2, $fileData['foobar']);
$this->cache->put($file3, $fileData['foo']);
$this->assertEquals(2, count($this->cache->search('%foo%')));
$this->assertEquals(1, count($this->cache->search('foo')));
$this->assertEquals(1, count($this->cache->search('%folder%')));
$this->assertEquals(1, count($this->cache->search('folder%')));
$this->assertEquals(3, count($this->cache->search('%')));
// case insensitive search should match the same files
$this->assertEquals(2, count($this->cache->search('%Foo%')));
$this->assertEquals(1, count($this->cache->search('Foo')));
$this->assertEquals(1, count($this->cache->search('%Folder%')));
$this->assertEquals(1, count($this->cache->search('Folder%')));
$this->assertEquals(3, count($this->cache->searchByMime('foo')));
$this->assertEquals(2, count($this->cache->searchByMime('foo/file')));
}
function testSearchByTag() {
$userId = $this->getUniqueId('user');
\OC_User::createUser($userId, $userId);
$this->loginAsUser($userId);
$user = new \OC\User\User($userId, null);
$file1 = 'folder';
$file2 = 'folder/foobar';
$file3 = 'folder/foo';
$file4 = 'folder/foo2';
$file5 = 'folder/foo3';
$data1 = array('size' => 100, 'mtime' => 50, 'mimetype' => 'foo/folder');
$fileData = array();
$fileData['foobar'] = array('size' => 1000, 'mtime' => 20, 'mimetype' => 'foo/file');
$fileData['foo'] = array('size' => 20, 'mtime' => 25, 'mimetype' => 'foo/file');
$fileData['foo2'] = array('size' => 25, 'mtime' => 28, 'mimetype' => 'foo/file');
$fileData['foo3'] = array('size' => 88, 'mtime' => 34, 'mimetype' => 'foo/file');
$id1 = $this->cache->put($file1, $data1);
$id2 = $this->cache->put($file2, $fileData['foobar']);
$id3 = $this->cache->put($file3, $fileData['foo']);
$id4 = $this->cache->put($file4, $fileData['foo2']);
$id5 = $this->cache->put($file5, $fileData['foo3']);
$tagManager = \OC::$server->getTagManager()->load('files', null, null, $userId);
$this->assertTrue($tagManager->tagAs($id1, 'tag1'));
$this->assertTrue($tagManager->tagAs($id1, 'tag2'));
$this->assertTrue($tagManager->tagAs($id2, 'tag2'));
$this->assertTrue($tagManager->tagAs($id3, 'tag1'));
$this->assertTrue($tagManager->tagAs($id4, 'tag2'));
// use tag name
$results = $this->cache->searchByTag('tag1', $userId);
$this->assertEquals(2, count($results));
usort($results, function($value1, $value2) { return $value1['name'] >= $value2['name']; });
$this->assertEquals('folder', $results[0]['name']);
$this->assertEquals('foo', $results[1]['name']);
// use tag id
$tags = $tagManager->getTagsForUser($userId);
$this->assertNotEmpty($tags);
$tags = array_filter($tags, function($tag) { return $tag->getName() === 'tag2'; });
$results = $this->cache->searchByTag(current($tags)->getId(), $userId);
$this->assertEquals(3, count($results));
usort($results, function($value1, $value2) { return $value1['name'] >= $value2['name']; });
$this->assertEquals('folder', $results[0]['name']);
$this->assertEquals('foo2', $results[1]['name']);
$this->assertEquals('foobar', $results[2]['name']);
$tagManager->delete('tag1');
$tagManager->delete('tag2');
$this->logout();
\OC_User::deleteUser($userId);
}
function testMove() {
$file1 = 'folder';
$file2 = 'folder/bar';
$file3 = 'folder/foo';
$file4 = 'folder/foo/1';
$file5 = 'folder/foo/2';
$data = array('size' => 100, 'mtime' => 50, 'mimetype' => 'foo/bar');
$folderData = array('size' => 100, 'mtime' => 50, 'mimetype' => 'httpd/unix-directory');
$this->cache->put($file1, $folderData);
$this->cache->put($file2, $folderData);
$this->cache->put($file3, $folderData);
$this->cache->put($file4, $data);
$this->cache->put($file5, $data);
/* simulate a second user with a different storage id but the same folder structure */
$this->cache2->put($file1, $folderData);
$this->cache2->put($file2, $folderData);
$this->cache2->put($file3, $folderData);
$this->cache2->put($file4, $data);
$this->cache2->put($file5, $data);
$this->cache->move('folder/foo', 'folder/foobar');
$this->assertFalse($this->cache->inCache('folder/foo'));
$this->assertFalse($this->cache->inCache('folder/foo/1'));
$this->assertFalse($this->cache->inCache('folder/foo/2'));
$this->assertTrue($this->cache->inCache('folder/bar'));
$this->assertTrue($this->cache->inCache('folder/foobar'));
$this->assertTrue($this->cache->inCache('folder/foobar/1'));
$this->assertTrue($this->cache->inCache('folder/foobar/2'));
/* the folder structure of the second user must not change! */
$this->assertTrue($this->cache2->inCache('folder/bar'));
$this->assertTrue($this->cache2->inCache('folder/foo'));
$this->assertTrue($this->cache2->inCache('folder/foo/1'));
$this->assertTrue($this->cache2->inCache('folder/foo/2'));
$this->assertFalse($this->cache2->inCache('folder/foobar'));
$this->assertFalse($this->cache2->inCache('folder/foobar/1'));
$this->assertFalse($this->cache2->inCache('folder/foobar/2'));
}
function testGetIncomplete() {
$file1 = 'folder1';
$file2 = 'folder2';
$file3 = 'folder3';
$file4 = 'folder4';
$data = array('size' => 10, 'mtime' => 50, 'mimetype' => 'foo/bar');
$this->cache->put($file1, $data);
$data['size'] = -1;
$this->cache->put($file2, $data);
$this->cache->put($file3, $data);
$data['size'] = 12;
$this->cache->put($file4, $data);
$this->assertEquals($file3, $this->cache->getIncomplete());
}
function testNonExisting() {
$this->assertFalse($this->cache->get('foo.txt'));
$this->assertEquals(array(), $this->cache->getFolderContents('foo'));
}
function testGetById() {
$storageId = $this->storage->getId();
$data = array('size' => 1000, 'mtime' => 20, 'mimetype' => 'foo/file');
$id = $this->cache->put('foo', $data);
if (strlen($storageId) > 64) {
$storageId = md5($storageId);
}
$this->assertEquals(array($storageId, 'foo'), \OC\Files\Cache\Cache::getById($id));
}
function testStorageMTime() {
$data = array('size' => 1000, 'mtime' => 20, 'mimetype' => 'foo/file');
$this->cache->put('foo', $data);
$cachedData = $this->cache->get('foo');
$this->assertEquals($data['mtime'], $cachedData['storage_mtime']); //if no storage_mtime is saved, mtime should be used
$this->cache->put('foo', array('storage_mtime' => 30)); //when setting storage_mtime, mtime is also set
$cachedData = $this->cache->get('foo');
$this->assertEquals(30, $cachedData['storage_mtime']);
$this->assertEquals(30, $cachedData['mtime']);
$this->cache->put('foo', array('mtime' => 25)); //setting mtime does not change storage_mtime
$cachedData = $this->cache->get('foo');
$this->assertEquals(30, $cachedData['storage_mtime']);
$this->assertEquals(25, $cachedData['mtime']);
}
function testLongId() {
$storage = new LongId(array());
$cache = $storage->getCache();
$storageId = $storage->getId();
$data = array('size' => 1000, 'mtime' => 20, 'mimetype' => 'foo/file');
$id = $cache->put('foo', $data);
$this->assertEquals(array(md5($storageId), 'foo'), \OC\Files\Cache\Cache::getById($id));
}
/**
* this test show the bug resulting if we have no normalizer installed
*/
public function testWithoutNormalizer() {
// folder name "Schön" with U+00F6 (normalized)
$folderWith00F6 = "\x53\x63\x68\xc3\xb6\x6e";
// folder name "Schön" with U+0308 (un-normalized)
$folderWith0308 = "\x53\x63\x68\x6f\xcc\x88\x6e";
/**
* @var \OC\Files\Cache\Cache | PHPUnit_Framework_MockObject_MockObject $cacheMock
*/
$cacheMock = $this->getMock('\OC\Files\Cache\Cache', array('normalize'), array($this->storage), '', true);
$cacheMock->expects($this->any())
->method('normalize')
->will($this->returnArgument(0));
$data = array('size' => 100, 'mtime' => 50, 'mimetype' => 'httpd/unix-directory');
// put root folder
$this->assertFalse($cacheMock->get('folder'));
$this->assertGreaterThan(0, $cacheMock->put('folder', $data));
// put un-normalized folder
$this->assertFalse($cacheMock->get('folder/' . $folderWith0308));
$this->assertGreaterThan(0, $cacheMock->put('folder/' . $folderWith0308, $data));
// get un-normalized folder by name
$unNormalizedFolderName = $cacheMock->get('folder/' . $folderWith0308);
// check if database layer normalized the folder name (this should not happen)
$this->assertEquals($folderWith0308, $unNormalizedFolderName['name']);
// put normalized folder
$this->assertFalse($cacheMock->get('folder/' . $folderWith00F6));
$this->assertGreaterThan(0, $cacheMock->put('folder/' . $folderWith00F6, $data));
// this is our bug, we have two different hashes with the same name (Schön)
$this->assertEquals(2, count($cacheMock->getFolderContents('folder')));
}
/**
* this test shows that there is no bug if we use the normalizer
*/
public function testWithNormalizer() {
if (!class_exists('Patchwork\PHP\Shim\Normalizer')) {
$this->markTestSkipped('The 3rdparty Normalizer extension is not available.');
return;
}
// folder name "Schön" with U+00F6 (normalized)
$folderWith00F6 = "\x53\x63\x68\xc3\xb6\x6e";
// folder name "Schön" with U+0308 (un-normalized)
$folderWith0308 = "\x53\x63\x68\x6f\xcc\x88\x6e";
$data = array('size' => 100, 'mtime' => 50, 'mimetype' => 'httpd/unix-directory');
// put root folder
$this->assertFalse($this->cache->get('folder'));
$this->assertGreaterThan(0, $this->cache->put('folder', $data));
// put un-normalized folder
$this->assertFalse($this->cache->get('folder/' . $folderWith0308));
$this->assertGreaterThan(0, $this->cache->put('folder/' . $folderWith0308, $data));
// get un-normalized folder by name
$unNormalizedFolderName = $this->cache->get('folder/' . $folderWith0308);
// check if folder name was normalized
$this->assertEquals($folderWith00F6, $unNormalizedFolderName['name']);
// put normalized folder
$this->assertTrue(is_array($this->cache->get('folder/' . $folderWith00F6)));
$this->assertGreaterThan(0, $this->cache->put('folder/' . $folderWith00F6, $data));
// at this point we should have only one folder named "Schön"
$this->assertEquals(1, count($this->cache->getFolderContents('folder')));
}
function bogusPathNamesProvider() {
return array(
array('/bogus.txt', 'bogus.txt'),
array('//bogus.txt', 'bogus.txt'),
array('bogus/', 'bogus'),
array('bogus//', 'bogus'),
);
}
/**
* Test bogus paths with leading or doubled slashes
*
* @dataProvider bogusPathNamesProvider
*/
public function testBogusPaths($bogusPath, $fixedBogusPath) {
$data = array('size' => 100, 'mtime' => 50, 'mimetype' => 'httpd/unix-directory');
// put root folder
$this->assertFalse($this->cache->get(''));
$parentId = $this->cache->put('', $data);
$this->assertGreaterThan(0, $parentId);
$this->assertGreaterThan(0, $this->cache->put($bogusPath, $data));
$newData = $this->cache->get($fixedBogusPath);
$this->assertNotFalse($newData);
$this->assertEquals($fixedBogusPath, $newData['path']);
// parent is the correct one, resolved properly (they used to not be)
$this->assertEquals($parentId, $newData['parent']);
$newDataFromBogus = $this->cache->get($bogusPath);
// same entry
$this->assertEquals($newData, $newDataFromBogus);
}
public function testNoReuseOfFileId() {
$data1 = array('size' => 100, 'mtime' => 50, 'mimetype' => 'text/plain');
$this->cache->put('somefile.txt', $data1);
$info = $this->cache->get('somefile.txt');
$fileId = $info['fileid'];
$this->cache->remove('somefile.txt');
$data2 = array('size' => 200, 'mtime' => 100, 'mimetype' => 'text/plain');
$this->cache->put('anotherfile.txt', $data2);
$info2 = $this->cache->get('anotherfile.txt');
$fileId2 = $info2['fileid'];
$this->assertNotEquals($fileId, $fileId2);
}
protected function tearDown() {
if ($this->cache) {
$this->cache->clear();
}
parent::tearDown();
}
protected function setUp() {
parent::setUp();
$this->storage = new \OC\Files\Storage\Temporary(array());
$this->storage2 = new \OC\Files\Storage\Temporary(array());
$this->cache = new \OC\Files\Cache\Cache($this->storage);
$this->cache2 = new \OC\Files\Cache\Cache($this->storage2);
}
}