add unit tests for preview lib to make @DeepDiver1975 happy

diff --git a/tests/lib/preview.php b/tests/lib/preview.php
new file mode 100644 (file)
index 0000000..2599da4
--- /dev/null
+++ b/tests/lib/preview.php
@@ -0,0 +1,108 @@
+<?php
+/**
+ * Copyright (c) 2013 Georg Ehrke <georg@ownCloud.com>
+ * This file is licensed under the Affero General Public License version 3 or
+ * later.
+ * See the COPYING-README file.
+ */
+
+namespace Test;
+
+class Preview extends \PHPUnit_Framework_TestCase {
+
+       public function testIsPreviewDeleted() {
+               $user = $this->initFS();
+
+               $rootView = new \OC\Files\View('');
+               $rootView->mkdir('/'.$user);
+               $rootView->mkdir('/'.$user.'/files');
+
+               $samplefile = '/'.$user.'/files/test.txt';
+
+               $rootView->file_put_contents($samplefile, 'dummy file data');
+               
+               $x = 50;
+               $y = 50;
+
+               $preview = new \OC\Preview($user, 'files/', 'test.txt', $x, $y);
+               $preview->getPreview();
+
+               $fileinfo = $rootView->getFileInfo($samplefile);
+               $fileid = $fileinfo['fileid'];
+
+               $thumbcachefile = '/' . $user . '/' . \OC\Preview::THUMBNAILS_FOLDER . '/' . $fileid . '/' . $x . '-' . $y . '.png';
+               
+               $this->assertEquals($rootView->file_exists($thumbcachefile), true);
+
+               $preview->deletePreview();
+
+               $this->assertEquals($rootView->file_exists($thumbcachefile), false);
+       }
+
+       public function testAreAllPreviewsDeleted() {
+               $user = $this->initFS();
+
+               $rootView = new \OC\Files\View('');
+               $rootView->mkdir('/'.$user);
+               $rootView->mkdir('/'.$user.'/files');
+
+               $samplefile = '/'.$user.'/files/test.txt';
+
+               $rootView->file_put_contents($samplefile, 'dummy file data');
+               
+               $x = 50;
+               $y = 50;
+
+               $preview = new \OC\Preview($user, 'files/', 'test.txt', $x, $y);
+               $preview->getPreview();
+
+               $fileinfo = $rootView->getFileInfo($samplefile);
+               $fileid = $fileinfo['fileid'];
+               
+               $thumbcachefolder = '/' . $user . '/' . \OC\Preview::THUMBNAILS_FOLDER . '/' . $fileid . '/';
+               
+               $this->assertEquals($rootView->is_dir($thumbcachefolder), true);
+
+               $preview->deleteAllPreviews();
+
+               $this->assertEquals($rootView->is_dir($thumbcachefolder), false);
+       }
+
+       public function testIsMaxSizeWorking() {
+               $user = $this->initFS();
+
+               $maxX = 250;
+               $maxY = 250;
+
+               \OC_Config::getValue('preview_max_x', $maxX);
+               \OC_Config::getValue('preview_max_y', $maxY);
+
+               $rootView = new \OC\Files\View('');
+               $rootView->mkdir('/'.$user);
+               $rootView->mkdir('/'.$user.'/files');
+
+               $samplefile = '/'.$user.'/files/test.txt';
+
+               $rootView->file_put_contents($samplefile, 'dummy file data');
+
+               $preview = new \OC\Preview($user, 'files/', 'test.txt', 1000, 1000);
+               $image = $preview->getPreview();
+
+               $this->assertEquals($image->width(), $maxX);
+               $this->assertEquals($image->height(), $maxY);
+       }
+
+       private function initFS() {
+               if(\OC\Files\Filesystem::getView()){
+                       $user = \OC_User::getUser();
+               }else{
+                       $user=uniqid();
+                       \OC_User::setUserId($user);
+                       \OC\Files\Filesystem::init($user, '/'.$user.'/files');
+               }
+
+               \OC\Files\Filesystem::mount('OC\Files\Storage\Temporary', array(), '/');
+               
+               return $user;
+       }
+}
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