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

247 lines
9.0 KiB
PHP

<?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 Scanner extends \PHPUnit_Framework_TestCase {
/**
* @var \OC\Files\Storage\Storage $storage
*/
private $storage;
/**
* @var \OC\Files\Cache\Scanner $scanner
*/
private $scanner;
/**
* @var \OC\Files\Cache\Cache $cache
*/
private $cache;
function setUp() {
$this->storage = new \OC\Files\Storage\Temporary(array());
$this->scanner = new \OC\Files\Cache\Scanner($this->storage);
$this->cache = new \OC\Files\Cache\Cache($this->storage);
}
function tearDown() {
if ($this->cache) {
$ids = $this->cache->getAll();
$permissionsCache = $this->storage->getPermissionsCache();
$permissionsCache->removeMultiple($ids, \OC_User::getUser());
$this->cache->clear();
}
}
function testFile() {
$data = "dummy file data\n";
$this->storage->file_put_contents('foo.txt', $data);
$this->scanner->scanFile('foo.txt');
$this->assertEquals($this->cache->inCache('foo.txt'), true);
$cachedData = $this->cache->get('foo.txt');
$this->assertEquals($cachedData['size'], strlen($data));
$this->assertEquals($cachedData['mimetype'], 'text/plain');
$this->assertNotEquals($cachedData['parent'], -1); //parent folders should be scanned automatically
$data = file_get_contents(\OC::$SERVERROOT . '/core/img/logo.png');
$this->storage->file_put_contents('foo.png', $data);
$this->scanner->scanFile('foo.png');
$this->assertEquals($this->cache->inCache('foo.png'), true);
$cachedData = $this->cache->get('foo.png');
$this->assertEquals($cachedData['size'], strlen($data));
$this->assertEquals($cachedData['mimetype'], 'image/png');
}
private function fillTestFolders() {
$textData = "dummy file data\n";
$imgData = file_get_contents(\OC::$SERVERROOT . '/core/img/logo.png');
$this->storage->mkdir('folder');
$this->storage->file_put_contents('foo.txt', $textData);
$this->storage->file_put_contents('foo.png', $imgData);
$this->storage->file_put_contents('folder/bar.txt', $textData);
}
function testFolder() {
$this->fillTestFolders();
$this->scanner->scan('');
$this->assertEquals($this->cache->inCache(''), true);
$this->assertEquals($this->cache->inCache('foo.txt'), true);
$this->assertEquals($this->cache->inCache('foo.png'), true);
$this->assertEquals($this->cache->inCache('folder'), true);
$this->assertEquals($this->cache->inCache('folder/bar.txt'), true);
$cachedDataText = $this->cache->get('foo.txt');
$cachedDataText2 = $this->cache->get('foo.txt');
$cachedDataImage = $this->cache->get('foo.png');
$cachedDataFolder = $this->cache->get('');
$cachedDataFolder2 = $this->cache->get('folder');
$this->assertEquals($cachedDataImage['parent'], $cachedDataText['parent']);
$this->assertEquals($cachedDataFolder['fileid'], $cachedDataImage['parent']);
$this->assertEquals($cachedDataFolder['size'], $cachedDataImage['size'] + $cachedDataText['size'] + $cachedDataText2['size']);
$this->assertEquals($cachedDataFolder2['size'], $cachedDataText2['size']);
}
function testShallow() {
$this->fillTestFolders();
$this->scanner->scan('', \OC\Files\Cache\Scanner::SCAN_SHALLOW);
$this->assertEquals($this->cache->inCache(''), true);
$this->assertEquals($this->cache->inCache('foo.txt'), true);
$this->assertEquals($this->cache->inCache('foo.png'), true);
$this->assertEquals($this->cache->inCache('folder'), true);
$this->assertEquals($this->cache->inCache('folder/bar.txt'), false);
$cachedDataFolder = $this->cache->get('');
$cachedDataFolder2 = $this->cache->get('folder');
$this->assertEquals(-1, $cachedDataFolder['size']);
$this->assertEquals(-1, $cachedDataFolder2['size']);
$this->scanner->scan('folder', \OC\Files\Cache\Scanner::SCAN_SHALLOW);
$cachedDataFolder2 = $this->cache->get('folder');
$this->assertNotEquals($cachedDataFolder2['size'], -1);
$this->cache->correctFolderSize('folder');
$cachedDataFolder = $this->cache->get('');
$this->assertNotEquals($cachedDataFolder['size'], -1);
}
function testBackgroundScan() {
$this->fillTestFolders();
$this->storage->mkdir('folder2');
$this->storage->file_put_contents('folder2/bar.txt', 'foobar');
$this->scanner->scan('', \OC\Files\Cache\Scanner::SCAN_SHALLOW);
$this->assertFalse($this->cache->inCache('folder/bar.txt'));
$this->assertFalse($this->cache->inCache('folder/2bar.txt'));
$cachedData = $this->cache->get('');
$this->assertEquals(-1, $cachedData['size']);
$this->scanner->backgroundScan();
$this->assertTrue($this->cache->inCache('folder/bar.txt'));
$this->assertTrue($this->cache->inCache('folder/bar.txt'));
$cachedData = $this->cache->get('');
$this->assertnotEquals(-1, $cachedData['size']);
$this->assertFalse($this->cache->getIncomplete());
}
public function testReuseExisting() {
$this->fillTestFolders();
$this->scanner->scan('');
$oldData = $this->cache->get('');
$this->storage->unlink('folder/bar.txt');
$this->cache->put('folder', array('mtime' => $this->storage->filemtime('folder'), 'storage_mtime' => $this->storage->filemtime('folder')));
$this->scanner->scan('', \OC\Files\Cache\Scanner::SCAN_SHALLOW, \OC\Files\Cache\Scanner::REUSE_SIZE);
$newData = $this->cache->get('');
$this->assertInternalType('string', $oldData['etag']);
$this->assertInternalType('string', $newData['etag']);
$this->assertNotSame($oldData['etag'], $newData['etag']);
$this->assertEquals($oldData['size'], $newData['size']);
$oldData = $newData;
$this->scanner->scan('', \OC\Files\Cache\Scanner::SCAN_SHALLOW, \OC\Files\Cache\Scanner::REUSE_ETAG);
$newData = $this->cache->get('');
$this->assertSame($oldData['etag'], $newData['etag']);
$this->assertEquals(-1, $newData['size']);
$this->scanner->scan('', \OC\Files\Cache\Scanner::SCAN_RECURSIVE);
$oldData = $this->cache->get('');
$this->assertNotEquals(-1, $oldData['size']);
$this->scanner->scanFile('', \OC\Files\Cache\Scanner::REUSE_ETAG + \OC\Files\Cache\Scanner::REUSE_SIZE);
$newData = $this->cache->get('');
$this->assertSame($oldData['etag'], $newData['etag']);
$this->assertEquals($oldData['size'], $newData['size']);
$this->scanner->scan('', \OC\Files\Cache\Scanner::SCAN_RECURSIVE, \OC\Files\Cache\Scanner::REUSE_ETAG + \OC\Files\Cache\Scanner::REUSE_SIZE);
$newData = $this->cache->get('');
$this->assertSame($oldData['etag'], $newData['etag']);
$this->assertEquals($oldData['size'], $newData['size']);
$this->scanner->scan('', \OC\Files\Cache\Scanner::SCAN_SHALLOW, \OC\Files\Cache\Scanner::REUSE_ETAG + \OC\Files\Cache\Scanner::REUSE_SIZE);
$newData = $this->cache->get('');
$this->assertSame($oldData['etag'], $newData['etag']);
$this->assertEquals($oldData['size'], $newData['size']);
}
public function testRemovedFile() {
$this->fillTestFolders();
$this->scanner->scan('');
$this->assertTrue($this->cache->inCache('foo.txt'));
$this->storage->unlink('foo.txt');
$this->scanner->scan('', \OC\Files\Cache\Scanner::SCAN_SHALLOW);
$this->assertFalse($this->cache->inCache('foo.txt'));
}
public function testRemovedFolder() {
$this->fillTestFolders();
$this->scanner->scan('');
$this->assertTrue($this->cache->inCache('folder/bar.txt'));
$this->storage->unlink('/folder');
$this->scanner->scan('', \OC\Files\Cache\Scanner::SCAN_SHALLOW);
$this->assertFalse($this->cache->inCache('folder'));
$this->assertFalse($this->cache->inCache('folder/bar.txt'));
}
public function testScanRemovedFile(){
$this->fillTestFolders();
$this->scanner->scan('');
$this->assertTrue($this->cache->inCache('folder/bar.txt'));
$this->storage->unlink('folder/bar.txt');
$this->scanner->scanFile('folder/bar.txt');
$this->assertFalse($this->cache->inCache('folder/bar.txt'));
}
public function testETagRecreation() {
$this->fillTestFolders();
$this->scanner->scan('folder/bar.txt');
// manipulate etag to simulate an empty etag
$this->scanner->scan('', \OC\Files\Cache\Scanner::SCAN_SHALLOW, \OC\Files\Cache\Scanner::REUSE_ETAG);
$data0 = $this->cache->get('folder/bar.txt');
$this->assertInternalType('string', $data0['etag']);
$data1 = $this->cache->get('folder');
$this->assertInternalType('string', $data1['etag']);
$data2 = $this->cache->get('');
$this->assertInternalType('string', $data2['etag']);
$data0['etag'] = '';
$this->cache->put('folder/bar.txt', $data0);
// rescan
$this->scanner->scan('folder/bar.txt', \OC\Files\Cache\Scanner::SCAN_SHALLOW, \OC\Files\Cache\Scanner::REUSE_ETAG);
// verify cache content
$newData0 = $this->cache->get('folder/bar.txt');
$this->assertInternalType('string', $newData0['etag']);
$this->assertNotEmpty($newData0['etag']);
$newData1 = $this->cache->get('folder');
$this->assertInternalType('string', $newData1['etag']);
$this->assertNotSame($data1['etag'], $newData1['etag']);
$newData2 = $this->cache->get('');
$this->assertInternalType('string', $newData2['etag']);
$this->assertNotSame($data2['etag'], $newData2['etag']);
}
}