Add unit test for size propagation across share boundaries

apps/files_sharing/tests/propagation.php

+<?php
+/**
+ * ownCloud
+ *
+ * @author Robin Appelman
+ * @copyright 2015 Robin Appelman <icewind@owncloud.com>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU AFFERO GENERAL PUBLIC LICENSE
+ * License as published by the Free Software Foundation; either
+ * version 3 of the License, or any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU AFFERO GENERAL PUBLIC LICENSE for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public
+ * License along with this library.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+namespace OCA\Files_sharing\Tests;
+
+use OC\Files\View;
+
+class Propagation extends TestCase {
+
+	public function testSizePropagationWhenOwnerChangesFile() {
+		$this->loginAsUser(self::TEST_FILES_SHARING_API_USER1);
+		$recipientView = new View('/' . self::TEST_FILES_SHARING_API_USER1 . '/files');
+
+		$this->loginAsUser(self::TEST_FILES_SHARING_API_USER2);
+		$ownerView = new View('/' . self::TEST_FILES_SHARING_API_USER2 . '/files');
+		$ownerView->mkdir('/sharedfolder/subfolder');
+		$ownerView->file_put_contents('/sharedfolder/subfolder/foo.txt', 'bar');
+
+		$sharedFolderInfo = $ownerView->getFileInfo('/sharedfolder', false);
+		\OCP\Share::shareItem('folder', $sharedFolderInfo->getId(), \OCP\Share::SHARE_TYPE_USER, self::TEST_FILES_SHARING_API_USER1, 31);
+		$ownerRootInfo = $ownerView->getFileInfo('', false);
+
+		$this->loginAsUser(self::TEST_FILES_SHARING_API_USER1);
+		$this->assertTrue($recipientView->file_exists('/sharedfolder/subfolder/foo.txt'));
+		$recipientRootInfo = $recipientView->getFileInfo('', false);
+
+		// when file changed as owner
+		$this->loginAsUser(self::TEST_FILES_SHARING_API_USER2);
+		$ownerView->file_put_contents('/sharedfolder/subfolder/foo.txt', 'foobar');
+
+		// size of recipient's root stays the same
+		$this->loginAsUser(self::TEST_FILES_SHARING_API_USER1);
+		$newRecipientRootInfo = $recipientView->getFileInfo('', false);
+		$this->assertEquals($recipientRootInfo->getSize(), $newRecipientRootInfo->getSize());
+
+		// size of owner's root increases
+		$this->loginAsUser(self::TEST_FILES_SHARING_API_USER2);
+		$newOwnerRootInfo = $ownerView->getFileInfo('', false);
+		$this->assertEquals($ownerRootInfo->getSize() + 3, $newOwnerRootInfo->getSize());
+	}
+
+	public function testSizePropagationWhenRecipientChangesFile() {
+		$this->loginAsUser(self::TEST_FILES_SHARING_API_USER1);
+		$recipientView = new View('/' . self::TEST_FILES_SHARING_API_USER1 . '/files');
+
+		$this->loginAsUser(self::TEST_FILES_SHARING_API_USER2);
+		$ownerView = new View('/' . self::TEST_FILES_SHARING_API_USER2 . '/files');
+		$ownerView->mkdir('/sharedfolder/subfolder');
+		$ownerView->file_put_contents('/sharedfolder/subfolder/foo.txt', 'bar');
+
+		$sharedFolderInfo = $ownerView->getFileInfo('/sharedfolder', false);
+		\OCP\Share::shareItem('folder', $sharedFolderInfo->getId(), \OCP\Share::SHARE_TYPE_USER, self::TEST_FILES_SHARING_API_USER1, 31);
+		$ownerRootInfo = $ownerView->getFileInfo('', false);
+
+		$this->loginAsUser(self::TEST_FILES_SHARING_API_USER1);
+		$this->assertTrue($recipientView->file_exists('/sharedfolder/subfolder/foo.txt'));
+		$recipientRootInfo = $recipientView->getFileInfo('', false);
+
+		// when file changed as recipient
+		$recipientView->file_put_contents('/sharedfolder/subfolder/foo.txt', 'foobar');
+
+		// size of recipient's root stays the same
+		$newRecipientRootInfo = $recipientView->getFileInfo('', false);
+		$this->assertEquals($recipientRootInfo->getSize(), $newRecipientRootInfo->getSize());
+
+		// size of owner's root increases
+		$this->loginAsUser(self::TEST_FILES_SHARING_API_USER2);
+		$newOwnerRootInfo = $ownerView->getFileInfo('', false);
+		$this->assertEquals($ownerRootInfo->getSize() + 3, $newOwnerRootInfo->getSize());
+	}
+}