Merge pull request #18234 from owncloud/ocs_api_for_sharees_list

Add OCS API for sharees list

3 files changed, 1417 insertions, 0 deletions

diff --git a/apps/files_sharing/api/sharees.php b/apps/files_sharing/api/sharees.php
new file mode 100644
index 00000000000..d7eabb9a550
--- /dev/null
+++ b/apps/files_sharing/api/sharees.php
@@ -0,0 +1,409 @@
+<?php
+/**
+ * @author Roeland Jago Douma <roeland@famdouma.nl>
+ *
+ * @copyright Copyright (c) 2015, ownCloud, Inc.
+ * @license AGPL-3.0
+ *
+ * This code is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License, version 3,
+ * as published by the Free Software Foundation.
+ *
+ * This program 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, version 3,
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>
+ *
+ */
+namespace OCA\Files_Sharing\API;
+
+use OCP\Contacts\IManager;
+use OCP\IGroup;
+use OCP\IGroupManager;
+use OCP\ILogger;
+use OCP\IRequest;
+use OCP\IUser;
+use OCP\IUserManager;
+use OCP\IConfig;
+use OCP\IUserSession;
+use OCP\IURLGenerator;
+use OCP\Share;
+
+class Sharees {
+
+	/** @var IGroupManager */
+	protected $groupManager;
+
+	/** @var IUserManager */
+	protected $userManager;
+
+	/** @var IManager */
+	protected $contactsManager;
+
+	/** @var IConfig */
+	protected $config;
+
+	/** @var IUserSession */
+	protected $userSession;
+
+	/** @var IRequest */
+	protected $request;
+
+	/** @var IURLGenerator */
+	protected $urlGenerator;
+
+	/** @var ILogger */
+	protected $logger;
+
+	/** @var bool */
+	protected $shareWithGroupOnly = false;
+
+	/** @var int */
+	protected $offset = 0;
+
+	/** @var int */
+	protected $limit = 10;
+
+	/** @var array */
+	protected $result = [
+		'exact' => [
+			'users' => [],
+			'groups' => [],
+			'remotes' => [],
+		],
+		'users' => [],
+		'groups' => [],
+		'remotes' => [],
+	];
+
+	protected $reachedEndFor = [];
+
+	/**
+	 * @param IGroupManager $groupManager
+	 * @param IUserManager $userManager
+	 * @param IManager $contactsManager
+	 * @param IConfig $config
+	 * @param IUserSession $userSession
+	 * @param IURLGenerator $urlGenerator
+	 * @param IRequest $request
+	 * @param ILogger $logger
+	 */
+	public function __construct(IGroupManager $groupManager,
+								IUserManager $userManager,
+								IManager $contactsManager,
+								IConfig $config,
+								IUserSession $userSession,
+								IURLGenerator $urlGenerator,
+								IRequest $request,
+								ILogger $logger) {
+		$this->groupManager = $groupManager;
+		$this->userManager = $userManager;
+		$this->contactsManager = $contactsManager;
+		$this->config = $config;
+		$this->userSession = $userSession;
+		$this->urlGenerator = $urlGenerator;
+		$this->request = $request;
+		$this->logger = $logger;
+	}
+
+	/**
+	 * @param string $search
+	 */
+	protected function getUsers($search) {
+		$this->result['users'] = $this->result['exact']['users'] = $users = [];
+
+		if ($this->shareWithGroupOnly) {
+			// Search in all the groups this user is part of
+			$userGroups = $this->groupManager->getUserGroupIds($this->userSession->getUser());
+			foreach ($userGroups as $userGroup) {
+				$usersTmp = $this->groupManager->displayNamesInGroup($userGroup, $search, $this->limit, $this->offset);
+				foreach ($usersTmp as $uid => $userDisplayName) {
+					$users[$uid] = $userDisplayName;
+				}
+			}
+		} else {
+			// Search in all users
+			$usersTmp = $this->userManager->searchDisplayName($search, $this->limit, $this->offset);
+
+			foreach ($usersTmp as $user) {
+				$users[$user->getUID()] = $user->getDisplayName();
+			}
+		}
+
+		if (sizeof($users) < $this->limit) {
+			$this->reachedEndFor[] = 'users';
+		}
+
+		$foundUserById = false;
+		foreach ($users as $uid => $userDisplayName) {
+			if (strtolower($uid) === $search || strtolower($userDisplayName) === $search) {
+				if (strtolower($uid) === $search) {
+					$foundUserById = true;
+				}
+				$this->result['exact']['users'][] = [
+					'label' => $userDisplayName,
+					'value' => [
+						'shareType' => Share::SHARE_TYPE_USER,
+						'shareWith' => $uid,
+					],
+				];
+			} else {
+				$this->result['users'][] = [
+					'label' => $userDisplayName,
+					'value' => [
+						'shareType' => Share::SHARE_TYPE_USER,
+						'shareWith' => $uid,
+					],
+				];
+			}
+		}
+
+		if ($this->offset === 0 && !$foundUserById) {
+			// On page one we try if the search result has a direct hit on the
+			// user id and if so, we add that to the exact match list
+			$user = $this->userManager->get($search);
+			if ($user instanceof IUser) {
+				array_push($this->result['exact']['users'], [
+					'label' => $user->getDisplayName(),
+					'value' => [
+						'shareType' => Share::SHARE_TYPE_USER,
+						'shareWith' => $user->getUID(),
+					],
+				]);
+			}
+		}
+	}
+
+	/**
+	 * @param string $search
+	 */
+	protected function getGroups($search) {
+		$this->result['groups'] = $this->result['exact']['groups'] = [];
+
+		$groups = $this->groupManager->search($search, $this->limit, $this->offset);
+		$groups = array_map(function (IGroup $group) { return $group->getGID(); }, $groups);
+
+		if (sizeof($groups) < $this->limit) {
+			$this->reachedEndFor[] = 'groups';
+		}
+
+		$userGroups =  [];
+		if (!empty($groups) && $this->shareWithGroupOnly) {
+			// Intersect all the groups that match with the groups this user is a member of
+			$userGroups = $this->groupManager->getUserGroups($this->userSession->getUser());
+			$userGroups = array_map(function (IGroup $group) { return $group->getGID(); }, $userGroups);
+			$groups = array_intersect($groups, $userGroups);
+		}
+
+		foreach ($groups as $gid) {
+			if (strtolower($gid) === $search) {
+				$this->result['exact']['groups'][] = [
+					'label' => $search,
+					'value' => [
+						'shareType' => Share::SHARE_TYPE_GROUP,
+						'shareWith' => $search,
+					],
+				];
+			} else {
+				$this->result['groups'][] = [
+					'label' => $gid,
+					'value' => [
+						'shareType' => Share::SHARE_TYPE_GROUP,
+						'shareWith' => $gid,
+					],
+				];
+			}
+		}
+
+		if ($this->offset === 0 && empty($this->result['exact']['groups'])) {
+			// On page one we try if the search result has a direct hit on the
+			// user id and if so, we add that to the exact match list
+			$group = $this->groupManager->get($search);
+			if ($group instanceof IGroup && (!$this->shareWithGroupOnly || in_array($group->getGID(), $userGroups))) {
+				array_push($this->result['exact']['groups'], [
+					'label' => $group->getGID(),
+					'value' => [
+						'shareType' => Share::SHARE_TYPE_GROUP,
+						'shareWith' => $group->getGID(),
+					],
+				]);
+			}
+		}
+	}
+
+	/**
+	 * @param string $search
+	 * @return array possible sharees
+	 */
+	protected function getRemote($search) {
+		$this->result['remotes'] = [];
+
+		// Search in contacts
+		//@todo Pagination missing
+		$addressBookContacts = $this->contactsManager->search($search, ['CLOUD', 'FN']);
+		$foundRemoteById = false;
+		foreach ($addressBookContacts as $contact) {
+			if (isset($contact['CLOUD'])) {
+				foreach ($contact['CLOUD'] as $cloudId) {
+					if (strtolower($contact['FN']) === $search || strtolower($cloudId) === $search) {
+						if (strtolower($cloudId) === $search) {
+							$foundRemoteById = true;
+						}
+						$this->result['exact']['remotes'][] = [
+							'label' => $contact['FN'],
+							'value' => [
+								'shareType' => Share::SHARE_TYPE_REMOTE,
+								'shareWith' => $cloudId,
+							],
+						];
+					} else {
+						$this->result['remotes'][] = [
+							'label' => $contact['FN'],
+							'value' => [
+								'shareType' => Share::SHARE_TYPE_REMOTE,
+								'shareWith' => $cloudId,
+							],
+						];
+					}
+				}
+			}
+		}
+
+		if (!$foundRemoteById && substr_count($search, '@') >= 1 && substr_count($search, ' ') === 0 && $this->offset === 0) {
+			$this->result['exact']['remotes'][] = [
+				'label' => $search,
+				'value' => [
+					'shareType' => Share::SHARE_TYPE_REMOTE,
+					'shareWith' => $search,
+				],
+			];
+		}
+
+		$this->reachedEndFor[] = 'remotes';
+	}
+
+	/**
+	 * @return \OC_OCS_Result
+	 */
+	public function search() {
+		$search = isset($_GET['search']) ? (string) $_GET['search'] : '';
+		$itemType = isset($_GET['itemType']) ? (string) $_GET['itemType'] : null;
+		$page = !empty($_GET['page']) ? max(1, (int) $_GET['page']) : 1;
+		$perPage = !empty($_GET['limit']) ? max(1, (int) $_GET['limit']) : 200;
+
+		$shareTypes = [
+			Share::SHARE_TYPE_USER,
+			Share::SHARE_TYPE_GROUP,
+			Share::SHARE_TYPE_REMOTE,
+		];
+		if (isset($_GET['shareType']) && is_array($_GET['shareType'])) {
+			$shareTypes = array_intersect($shareTypes, $_GET['shareType']);
+			sort($shareTypes);
+
+		} else if (isset($_GET['shareType']) && is_numeric($_GET['shareType'])) {
+			$shareTypes = array_intersect($shareTypes, [(int) $_GET['shareType']]);
+			sort($shareTypes);
+		}
+
+		if (in_array(Share::SHARE_TYPE_REMOTE, $shareTypes) && !$this->isRemoteSharingAllowed($itemType)) {
+			// Remove remote shares from type array, because it is not allowed.
+			$shareTypes = array_diff($shareTypes, [Share::SHARE_TYPE_REMOTE]);
+		}
+
+		$this->shareWithGroupOnly = $this->config->getAppValue('core', 'shareapi_only_share_with_group_members', 'no') === 'yes';
+		$this->limit = (int) $perPage;
+		$this->offset = $perPage * ($page - 1);
+
+		return $this->searchSharees(strtolower($search), $itemType, $shareTypes, $page, $perPage);
+	}
+
+	/**
+	 * Method to get out the static call for better testing
+	 *
+	 * @param string $itemType
+	 * @return bool
+	 */
+	protected function isRemoteSharingAllowed($itemType) {
+		try {
+			$backend = Share::getBackend($itemType);
+			return $backend->isShareTypeAllowed(Share::SHARE_TYPE_REMOTE);
+		} catch (\Exception $e) {
+			return false;
+		}
+	}
+
+	/**
+	 * Testable search function that does not need globals
+	 *
+	 * @param string $search
+	 * @param string $itemType
+	 * @param array $shareTypes
+	 * @param int $page
+	 * @param int $perPage
+	 * @return \OC_OCS_Result
+	 */
+	protected function searchSharees($search, $itemType, array $shareTypes, $page, $perPage) {
+		// Verify arguments
+		if ($itemType === null) {
+			return new \OC_OCS_Result(null, 400, 'missing itemType');
+		}
+
+		// Get users
+		if (in_array(Share::SHARE_TYPE_USER, $shareTypes)) {
+			$this->getUsers($search);
+		}
+
+		// Get groups
+		if (in_array(Share::SHARE_TYPE_GROUP, $shareTypes)) {
+			$this->getGroups($search);
+		}
+
+		// Get remote
+		if (in_array(Share::SHARE_TYPE_REMOTE, $shareTypes)) {
+			$this->getRemote($search);
+		}
+
+		$response = new \OC_OCS_Result($this->result);
+		$response->setItemsPerPage($perPage);
+
+		if (sizeof($this->reachedEndFor) < 3) {
+			$response->addHeader('Link', $this->getPaginationLink($page, [
+				'search' => $search,
+				'itemType' => $itemType,
+				'shareType' => $shareTypes,
+				'limit' => $perPage,
+			]));
+		}
+
+		return $response;
+	}
+
+	/**
+	 * Generates a bunch of pagination links for the current page
+	 *
+	 * @param int $page Current page
+	 * @param array $params Parameters for the URL
+	 * @return string
+	 */
+	protected function getPaginationLink($page, array $params) {
+		if ($this->isV2()) {
+			$url = $this->urlGenerator->getAbsoluteURL('/ocs/v2.php/apps/files_sharing/api/v1/sharees') . '?';
+		} else {
+			$url = $this->urlGenerator->getAbsoluteURL('/ocs/v1.php/apps/files_sharing/api/v1/sharees') . '?';
+		}
+		$params['page'] = $page + 1;
+		$link = '<' . $url . http_build_query($params) . '>; rel="next"';
+
+		return $link;
+	}
+
+	/**
+	 * @return bool
+	 */
+	protected function isV2() {
+		return $this->request->getScriptName() === '/ocs/v2.php';
+	}
+}
diff --git a/apps/files_sharing/appinfo/routes.php b/apps/files_sharing/appinfo/routes.php
index 184ad29bba4..375124cb730 100644
--- a/apps/files_sharing/appinfo/routes.php
+++ b/apps/files_sharing/appinfo/routes.php
@@ -102,3 +102,16 @@ API::register('delete',
 		array('\OCA\Files_Sharing\API\Remote', 'declineShare'),
 		'files_sharing');
 
+$sharees = new \OCA\Files_Sharing\API\Sharees(\OC::$server->getGroupManager(),
+                                              \OC::$server->getUserManager(),
+                                              \OC::$server->getContactsManager(),
+                                              \OC::$server->getConfig(),
+                                              \OC::$server->getUserSession(),
+                                              \OC::$server->getURLGenerator(),
+                                              \OC::$server->getRequest(),
+                                              \OC::$server->getLogger());
+
+API::register('get',
+		'/apps/files_sharing/api/v1/sharees',
+		[$sharees, 'search'],
+		'files_sharing', API::USER_AUTH);
diff --git a/apps/files_sharing/tests/api/shareestest.php b/apps/files_sharing/tests/api/shareestest.php
new file mode 100644
index 00000000000..1e4438acd88
--- /dev/null
+++ b/apps/files_sharing/tests/api/shareestest.php
@@ -0,0 +1,995 @@
+<?php
+/**
+ * @author Joas Schilling <nickvergessen@owncloud.com>
+ *
+ * @copyright Copyright (c) 2015, ownCloud, Inc.
+ * @license AGPL-3.0
+ *
+ * This code is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License, version 3,
+ * as published by the Free Software Foundation.
+ *
+ * This program 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, version 3,
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>
+ *
+ */
+
+namespace OCA\Files_Sharing\Tests\API;
+
+use Doctrine\DBAL\Connection;
+use OC\Share\Constants;
+use OCA\Files_Sharing\API\Sharees;
+use OCA\Files_sharing\Tests\TestCase;
+use OCP\Share;
+
+class ShareesTest extends TestCase {
+	/** @var Sharees */
+	protected $sharees;
+
+	/** @var \OCP\IUserManager|\PHPUnit_Framework_MockObject_MockObject */
+	protected $userManager;
+
+	/** @var \OCP\IGroupManager|\PHPUnit_Framework_MockObject_MockObject */
+	protected $groupManager;
+
+	/** @var \OCP\Contacts\IManager|\PHPUnit_Framework_MockObject_MockObject */
+	protected $contactsManager;
+
+	/** @var \OCP\IUserSession|\PHPUnit_Framework_MockObject_MockObject */
+	protected $session;
+
+	/** @var \OCP\IRequest|\PHPUnit_Framework_MockObject_MockObject */
+	protected $request;
+
+	protected function setUp() {
+		parent::setUp();
+
+		$this->userManager = $this->getMockBuilder('OCP\IUserManager')
+			->disableOriginalConstructor()
+			->getMock();
+
+		$this->groupManager = $this->getMockBuilder('OCP\IGroupManager')
+			->disableOriginalConstructor()
+			->getMock();
+
+		$this->contactsManager = $this->getMockBuilder('OCP\Contacts\IManager')
+			->disableOriginalConstructor()
+			->getMock();
+
+		$this->session = $this->getMockBuilder('OCP\IUserSession')
+			->disableOriginalConstructor()
+			->getMock();
+
+		$this->request = $this->getMockBuilder('OCP\IRequest')
+			->disableOriginalConstructor()
+			->getMock();
+
+		$this->sharees = new Sharees(
+			$this->groupManager,
+			$this->userManager,
+			$this->contactsManager,
+			$this->getMockBuilder('OCP\IConfig')->disableOriginalConstructor()->getMock(),
+			$this->session,
+			$this->getMockBuilder('OCP\IURLGenerator')->disableOriginalConstructor()->getMock(),
+			$this->request,
+			$this->getMockBuilder('OCP\ILogger')->disableOriginalConstructor()->getMock()
+		);
+	}
+
+	protected function getUserMock($uid, $displayName) {
+		$user = $this->getMockBuilder('OCP\IUser')
+			->disableOriginalConstructor()
+			->getMock();
+
+		$user->expects($this->any())
+			->method('getUID')
+			->willReturn($uid);
+
+		$user->expects($this->any())
+			->method('getDisplayName')
+			->willReturn($displayName);
+
+		return $user;
+	}
+
+	protected function getGroupMock($gid) {
+		$group = $this->getMockBuilder('OCP\IGroup')
+			->disableOriginalConstructor()
+			->getMock();
+
+		$group->expects($this->any())
+			->method('getGID')
+			->willReturn($gid);
+
+		return $group;
+	}
+
+	public function dataGetUsers() {
+		return [
+			['test', false, [], [], [], [], true, false],
+			['test', true, [], [], [], [], true, false],
+			[
+				'test', false, [], [],
+				[
+					['label' => 'Test', 'value' => ['shareType' => Share::SHARE_TYPE_USER, 'shareWith' => 'test']],
+				], [], true, $this->getUserMock('test', 'Test')
+			],
+			[
+				'test', true, [], [],
+				[
+					['label' => 'Test', 'value' => ['shareType' => Share::SHARE_TYPE_USER, 'shareWith' => 'test']],
+				], [], true, $this->getUserMock('test', 'Test')
+			],
+			[
+				'test',
+				false,
+				[],
+				[
+					$this->getUserMock('test1', 'Test One'),
+				],
+				[],
+				[
+					['label' => 'Test One', 'value' => ['shareType' => Share::SHARE_TYPE_USER, 'shareWith' => 'test1']],
+				],
+				true,
+				false,
+			],
+			[
+				'test',
+				false,
+				[],
+				[
+					$this->getUserMock('test1', 'Test One'),
+					$this->getUserMock('test2', 'Test Two'),
+				],
+				[],
+				[
+					['label' => 'Test One', 'value' => ['shareType' => Share::SHARE_TYPE_USER, 'shareWith' => 'test1']],
+					['label' => 'Test Two', 'value' => ['shareType' => Share::SHARE_TYPE_USER, 'shareWith' => 'test2']],
+				],
+				false,
+				false,
+			],
+			[
+				'test',
+				false,
+				[],
+				[
+					$this->getUserMock('test0', 'Test'),
+					$this->getUserMock('test1', 'Test One'),
+					$this->getUserMock('test2', 'Test Two'),
+				],
+				[
+					['label' => 'Test', 'value' => ['shareType' => Share::SHARE_TYPE_USER, 'shareWith' => 'test0']],
+				],
+				[
+					['label' => 'Test One', 'value' => ['shareType' => Share::SHARE_TYPE_USER, 'shareWith' => 'test1']],
+					['label' => 'Test Two', 'value' => ['shareType' => Share::SHARE_TYPE_USER, 'shareWith' => 'test2']],
+				],
+				false,
+				false,
+			],
+			[
+				'test',
+				true,
+				['abc', 'xyz'],
+				[
+					['abc', 'test', 2, 0, ['test1' => 'Test One']],
+					['xyz', 'test', 2, 0, []],
+				],
+				[],
+				[
+					['label' => 'Test One', 'value' => ['shareType' => Share::SHARE_TYPE_USER, 'shareWith' => 'test1']],
+				],
+				true,
+				false,
+			],
+			[
+				'test',
+				true,
+				['abc', 'xyz'],
+				[
+					['abc', 'test', 2, 0, [
+						'test1' => 'Test One',
+						'test2' => 'Test Two',
+					]],
+					['xyz', 'test', 2, 0, [
+						'test1' => 'Test One',
+						'test2' => 'Test Two',
+					]],
+				],
+				[],
+				[
+					['label' => 'Test One', 'value' => ['shareType' => Share::SHARE_TYPE_USER, 'shareWith' => 'test1']],
+					['label' => 'Test Two', 'value' => ['shareType' => Share::SHARE_TYPE_USER, 'shareWith' => 'test2']],
+				],
+				false,
+				false,
+			],
+			[
+				'test',
+				true,
+				['abc', 'xyz'],
+				[
+					['abc', 'test', 2, 0, [
+						'test' => 'Test One',
+					]],
+					['xyz', 'test', 2, 0, [
+						'test2' => 'Test Two',
+					]],
+				],
+				[
+					['label' => 'Test One', 'value' => ['shareType' => Share::SHARE_TYPE_USER, 'shareWith' => 'test']],
+				],
+				[
+					['label' => 'Test Two', 'value' => ['shareType' => Share::SHARE_TYPE_USER, 'shareWith' => 'test2']],
+				],
+				false,
+				false,
+			],
+		];
+	}
+
+	/**
+	 * @dataProvider dataGetUsers
+	 *
+	 * @param string $searchTerm
+	 * @param bool $shareWithGroupOnly
+	 * @param array $groupResponse
+	 * @param array $userResponse
+	 * @param array $exactExpected
+	 * @param array $expected
+	 * @param bool $reachedEnd
+	 * @param mixed $singleUser
+	 */
+	public function testGetUsers($searchTerm, $shareWithGroupOnly, $groupResponse, $userResponse, $exactExpected, $expected, $reachedEnd, $singleUser) {
+		$this->invokePrivate($this->sharees, 'limit', [2]);
+		$this->invokePrivate($this->sharees, 'offset', [0]);
+		$this->invokePrivate($this->sharees, 'shareWithGroupOnly', [$shareWithGroupOnly]);
+
+		$user = $this->getUserMock('admin', 'Administrator');
+		$this->session->expects($this->any())
+			->method('getUser')
+			->willReturn($user);
+
+		if (!$shareWithGroupOnly) {
+			$this->userManager->expects($this->once())
+				->method('searchDisplayName')
+				->with($searchTerm, $this->invokePrivate($this->sharees, 'limit'), $this->invokePrivate($this->sharees, 'offset'))
+				->willReturn($userResponse);
+		} else {
+			$this->groupManager->expects($this->once())
+				->method('getUserGroupIds')
+				->with($user)
+				->willReturn($groupResponse);
+
+			$this->groupManager->expects($this->exactly(sizeof($groupResponse)))
+				->method('displayNamesInGroup')
+				->with($this->anything(), $searchTerm, $this->invokePrivate($this->sharees, 'limit'), $this->invokePrivate($this->sharees, 'offset'))
+				->willReturnMap($userResponse);
+		}
+
+		if ($singleUser !== false) {
+			$this->userManager->expects($this->once())
+				->method('get')
+				->with($searchTerm)
+				->willReturn($singleUser);
+		}
+
+		$this->invokePrivate($this->sharees, 'getUsers', [$searchTerm]);
+		$result = $this->invokePrivate($this->sharees, 'result');
+
+		$this->assertEquals($exactExpected, $result['exact']['users']);
+		$this->assertEquals($expected, $result['users']);
+		$this->assertCount((int) $reachedEnd, $this->invokePrivate($this->sharees, 'reachedEndFor'));
+	}
+
+	public function dataGetGroups() {
+		return [
+			['test', false, [], [], [], [], true, false],
+			[
+				'test', false,
+				[$this->getGroupMock('test1')],
+				[],
+				[],
+				[['label' => 'test1', 'value' => ['shareType' => Share::SHARE_TYPE_GROUP, 'shareWith' => 'test1']]],
+				true,
+				false,
+			],
+			[
+				'test', false,
+				[
+					$this->getGroupMock('test'),
+					$this->getGroupMock('test1'),
+				],
+				[],
+				[['label' => 'test', 'value' => ['shareType' => Share::SHARE_TYPE_GROUP, 'shareWith' => 'test']]],
+				[['label' => 'test1', 'value' => ['shareType' => Share::SHARE_TYPE_GROUP, 'shareWith' => 'test1']]],
+				false,
+				false,
+			],
+			[
+				'test', false,
+				[
+					$this->getGroupMock('test0'),
+					$this->getGroupMock('test1'),
+				],
+				[],
+				[],
+				[
+					['label' => 'test0', 'value' => ['shareType' => Share::SHARE_TYPE_GROUP, 'shareWith' => 'test0']],
+					['label' => 'test1', 'value' => ['shareType' => Share::SHARE_TYPE_GROUP, 'shareWith' => 'test1']],
+				],
+				false,
+				null,
+			],
+			[
+				'test', false,
+				[
+					$this->getGroupMock('test0'),
+					$this->getGroupMock('test1'),
+				],
+				[],
+				[
+					['label' => 'test', 'value' => ['shareType' => Share::SHARE_TYPE_GROUP, 'shareWith' => 'test']],
+				],
+				[
+					['label' => 'test0', 'value' => ['shareType' => Share::SHARE_TYPE_GROUP, 'shareWith' => 'test0']],
+					['label' => 'test1', 'value' => ['shareType' => Share::SHARE_TYPE_GROUP, 'shareWith' => 'test1']],
+				],
+				false,
+				$this->getGroupMock('test'),
+			],
+			['test', true, [], [], [], [], true, false],
+			[
+				'test', true,
+				[
+					$this->getGroupMock('test1'),
+					$this->getGroupMock('test2'),
+				],
+				[$this->getGroupMock('test1')],
+				[],
+				[['label' => 'test1', 'value' => ['shareType' => Share::SHARE_TYPE_GROUP, 'shareWith' => 'test1']]],
+				false,
+				false,
+			],
+			[
+				'test', true,
+				[
+					$this->getGroupMock('test'),
+					$this->getGroupMock('test1'),
+				],
+				[$this->getGroupMock('test')],
+				[['label' => 'test', 'value' => ['shareType' => Share::SHARE_TYPE_GROUP, 'shareWith' => 'test']]],
+				[],
+				false,
+				false,
+			],
+			[
+				'test', true,
+				[
+					$this->getGroupMock('test'),
+					$this->getGroupMock('test1'),
+				],
+				[$this->getGroupMock('test1')],
+				[],
+				[['label' => 'test1', 'value' => ['shareType' => Share::SHARE_TYPE_GROUP, 'shareWith' => 'test1']]],
+				false,
+				false,
+			],
+			[
+				'test', true,
+				[
+					$this->getGroupMock('test'),
+					$this->getGroupMock('test1'),
+				],
+				[$this->getGroupMock('test'), $this->getGroupMock('test0'), $this->getGroupMock('test1')],
+				[['label' => 'test', 'value' => ['shareType' => Share::SHARE_TYPE_GROUP, 'shareWith' => 'test']]],
+				[['label' => 'test1', 'value' => ['shareType' => Share::SHARE_TYPE_GROUP, 'shareWith' => 'test1']]],
+				false,
+				false,
+			],
+			[
+				'test', true,
+				[
+					$this->getGroupMock('test0'),
+					$this->getGroupMock('test1'),
+				],
+				[$this->getGroupMock('test'), $this->getGroupMock('test0'), $this->getGroupMock('test1')],
+				[],
+				[
+					['label' => 'test0', 'value' => ['shareType' => Share::SHARE_TYPE_GROUP, 'shareWith' => 'test0']],
+					['label' => 'test1', 'value' => ['shareType' => Share::SHARE_TYPE_GROUP, 'shareWith' => 'test1']],
+				],
+				false,
+				null,
+			],
+			[
+				'test', true,
+				[
+					$this->getGroupMock('test0'),
+					$this->getGroupMock('test1'),
+				],
+				[$this->getGroupMock('test'), $this->getGroupMock('test0'), $this->getGroupMock('test1')],
+				[
+					['label' => 'test', 'value' => ['shareType' => Share::SHARE_TYPE_GROUP, 'shareWith' => 'test']],
+				],
+				[
+					['label' => 'test0', 'value' => ['shareType' => Share::SHARE_TYPE_GROUP, 'shareWith' => 'test0']],
+					['label' => 'test1', 'value' => ['shareType' => Share::SHARE_TYPE_GROUP, 'shareWith' => 'test1']],
+				],
+				false,
+				$this->getGroupMock('test'),
+			],
+		];
+	}
+
+	/**
+	 * @dataProvider dataGetGroups
+	 *
+	 * @param string $searchTerm
+	 * @param bool $shareWithGroupOnly
+	 * @param array $groupResponse
+	 * @param array $userGroupsResponse
+	 * @param array $exactExpected
+	 * @param array $expected
+	 * @param bool $reachedEnd
+	 * @param mixed $singleGroup
+	 */
+	public function testGetGroups($searchTerm, $shareWithGroupOnly, $groupResponse, $userGroupsResponse, $exactExpected, $expected, $reachedEnd, $singleGroup) {
+		$this->invokePrivate($this->sharees, 'limit', [2]);
+		$this->invokePrivate($this->sharees, 'offset', [0]);
+		$this->invokePrivate($this->sharees, 'shareWithGroupOnly', [$shareWithGroupOnly]);
+
+		$this->groupManager->expects($this->once())
+			->method('search')
+			->with($searchTerm, $this->invokePrivate($this->sharees, 'limit'), $this->invokePrivate($this->sharees, 'offset'))
+			->willReturn($groupResponse);
+
+		if ($singleGroup !== false) {
+			$this->groupManager->expects($this->once())
+				->method('get')
+				->with($searchTerm)
+				->willReturn($singleGroup);
+		}
+
+		if ($shareWithGroupOnly) {
+			$user = $this->getUserMock('admin', 'Administrator');
+			$this->session->expects($this->any())
+				->method('getUser')
+				->willReturn($user);
+
+			$numGetUserGroupsCalls = empty($groupResponse) ? 0 : 1;
+			$this->groupManager->expects($this->exactly($numGetUserGroupsCalls))
+				->method('getUserGroups')
+				->with($user)
+				->willReturn($userGroupsResponse);
+		}
+
+		$this->invokePrivate($this->sharees, 'getGroups', [$searchTerm]);
+		$result = $this->invokePrivate($this->sharees, 'result');
+
+		$this->assertEquals($exactExpected, $result['exact']['groups']);
+		$this->assertEquals($expected, $result['groups']);
+		$this->assertCount((int) $reachedEnd, $this->invokePrivate($this->sharees, 'reachedEndFor'));
+	}
+
+	public function dataGetRemote() {
+		return [
+			['test', [], [], [], true],
+			[
+				'test@remote',
+				[],
+				[
+					['label' => 'test@remote', 'value' => ['shareType' => Share::SHARE_TYPE_REMOTE, 'shareWith' => 'test@remote']],
+				],
+				[],
+				true,
+			],
+			[
+				'test',
+				[
+					[
+						'FN' => 'User3 @ Localhost',
+					],
+					[
+						'FN' => 'User2 @ Localhost',
+						'CLOUD' => [
+						],
+					],
+					[
+						'FN' => 'User @ Localhost',
+						'CLOUD' => [
+							'username@localhost',
+						],
+					],
+				],
+				[],
+				[
+					['label' => 'User @ Localhost', 'value' => ['shareType' => Share::SHARE_TYPE_REMOTE, 'shareWith' => 'username@localhost']],
+				],
+				true,
+			],
+			[
+				'test@remote',
+				[
+					[
+						'FN' => 'User3 @ Localhost',
+					],
+					[
+						'FN' => 'User2 @ Localhost',
+						'CLOUD' => [
+						],
+					],
+					[
+						'FN' => 'User @ Localhost',
+						'CLOUD' => [
+							'username@localhost',
+						],
+					],
+				],
+				[
+					['label' => 'test@remote', 'value' => ['shareType' => Share::SHARE_TYPE_REMOTE, 'shareWith' => 'test@remote']],
+				],
+				[
+					['label' => 'User @ Localhost', 'value' => ['shareType' => Share::SHARE_TYPE_REMOTE, 'shareWith' => 'username@localhost']],
+				],
+				true,
+			],
+			[
+				'username@localhost',
+				[
+					[
+						'FN' => 'User3 @ Localhost',
+					],
+					[
+						'FN' => 'User2 @ Localhost',
+						'CLOUD' => [
+						],
+					],
+					[
+						'FN' => 'User @ Localhost',
+						'CLOUD' => [
+							'username@localhost',
+						],
+					],
+				],
+				[
+					['label' => 'User @ Localhost', 'value' => ['shareType' => Share::SHARE_TYPE_REMOTE, 'shareWith' => 'username@localhost']],
+				],
+				[
+				],
+				true,
+			],
+		];
+	}
+
+	/**
+	 * @dataProvider dataGetRemote
+	 *
+	 * @param string $searchTerm
+	 * @param array $contacts
+	 * @param array $exactExpected
+	 * @param array $expected
+	 * @param bool $reachedEnd
+	 */
+	public function testGetRemote($searchTerm, $contacts, $exactExpected, $expected, $reachedEnd) {
+		$this->contactsManager->expects($this->any())
+			->method('search')
+			->with($searchTerm, ['CLOUD', 'FN'])
+			->willReturn($contacts);
+
+		$this->invokePrivate($this->sharees, 'getRemote', [$searchTerm]);
+		$result = $this->invokePrivate($this->sharees, 'result');
+
+		$this->assertEquals($exactExpected, $result['exact']['remotes']);
+		$this->assertEquals($expected, $result['remotes']);
+		$this->assertCount((int) $reachedEnd, $this->invokePrivate($this->sharees, 'reachedEndFor'));
+	}
+
+	public function dataSearch() {
+		$allTypes = [Share::SHARE_TYPE_USER, Share::SHARE_TYPE_GROUP, Share::SHARE_TYPE_REMOTE];
+
+		return [
+			[[], '', true, '', null, $allTypes, 1, 200, false],
+
+			// Test itemType
+			[[
+				'search' => '',
+			], '', true, '', null, $allTypes, 1, 200, false],
+			[[
+				'search' => 'foobar',
+			], '', true, 'foobar', null, $allTypes, 1, 200, false],
+			[[
+				'search' => 0,
+			], '', true, '0', null, $allTypes, 1, 200, false],
+
+			// Test itemType
+			[[
+				'itemType' => '',
+			], '', true, '', '', $allTypes, 1, 200, false],
+			[[
+				'itemType' => 'folder',
+			], '', true, '', 'folder', $allTypes, 1, 200, false],
+			[[
+				'itemType' => 0,
+			], '', true, '', '0', $allTypes, 1, 200, false],
+
+			// Test shareType
+			[[
+			], '', true, '', null, $allTypes, 1, 200, false],
+			[[
+				'shareType' => 0,
+			], '', true, '', null, [0], 1, 200, false],
+			[[
+				'shareType' => '0',
+			], '', true, '', null, [0], 1, 200, false],
+			[[
+				'shareType' => 1,
+			], '', true, '', null, [1], 1, 200, false],
+			[[
+				'shareType' => 12,
+			], '', true, '', null, [], 1, 200, false],
+			[[
+				'shareType' => 'foobar',
+			], '', true, '', null, $allTypes, 1, 200, false],
+			[[
+				'shareType' => [0, 1, 2],
+			], '', true, '', null, [0, 1], 1, 200, false],
+			[[
+				'shareType' => [0, 1],
+			], '', true, '', null, [0, 1], 1, 200, false],
+			[[
+				'shareType' => $allTypes,
+			], '', true, '', null, $allTypes, 1, 200, false],
+			[[
+				'shareType' => $allTypes,
+			], '', false, '', null, [0, 1], 1, 200, false],
+
+			// Test pagination
+			[[
+				'page' => 0,
+			], '', true, '', null, $allTypes, 1, 200, false],
+			[[
+				'page' => '0',
+			], '', true, '', null, $allTypes, 1, 200, false],
+			[[
+				'page' => -1,
+			], '', true, '', null, $allTypes, 1, 200, false],
+			[[
+				'page' => 1,
+			], '', true, '', null, $allTypes, 1, 200, false],
+			[[
+				'page' => 10,
+			], '', true, '', null, $allTypes, 10, 200, false],
+
+			// Test limit
+			[[
+				'limit' => 0,
+			], '', true, '', null, $allTypes, 1, 200, false],
+			[[
+				'limit' => '0',
+			], '', true, '', null, $allTypes, 1, 200, false],
+			[[
+				'limit' => -1,
+			], '', true, '', null, $allTypes, 1, 1, false],
+			[[
+				'limit' => 1,
+			], '', true, '', null, $allTypes, 1, 1, false],
+			[[
+				'limit' => 10,
+			], '', true, '', null, $allTypes, 1, 10, false],
+
+			// Test $shareWithGroupOnly setting
+			[[], 'no', true, '', null, $allTypes, 1, 200, false],
+			[[], 'yes', true, '', null, $allTypes, 1, 200, true],
+
+		];
+	}
+
+	/**
+	 * @dataProvider dataSearch
+	 *
+	 * @param array $getData
+	 * @param string $apiSetting
+	 * @param bool $remoteSharingEnabled
+	 * @param string $search
+	 * @param string $itemType
+	 * @param array $shareTypes
+	 * @param int $page
+	 * @param int $perPage
+	 * @param bool $shareWithGroupOnly
+	 */
+	public function testSearch($getData, $apiSetting, $remoteSharingEnabled, $search, $itemType, $shareTypes, $page, $perPage, $shareWithGroupOnly) {
+		$oldGet = $_GET;
+		$_GET = $getData;
+
+		$config = $this->getMockBuilder('OCP\IConfig')
+			->disableOriginalConstructor()
+			->getMock();
+		$config->expects($this->once())
+			->method('getAppValue')
+			->with('core', 'shareapi_only_share_with_group_members', 'no')
+			->willReturn($apiSetting);
+
+		$sharees = $this->getMockBuilder('\OCA\Files_Sharing\API\Sharees')
+			->setConstructorArgs([
+				$this->groupManager,
+				$this->userManager,
+				$this->contactsManager,
+				$config,
+				$this->session,
+				$this->getMockBuilder('OCP\IURLGenerator')->disableOriginalConstructor()->getMock(),
+				$this->getMockBuilder('OCP\IRequest')->disableOriginalConstructor()->getMock(),
+				$this->getMockBuilder('OCP\ILogger')->disableOriginalConstructor()->getMock()
+			])
+			->setMethods(array('searchSharees', 'isRemoteSharingAllowed'))
+			->getMock();
+		$sharees->expects($this->once())
+			->method('searchSharees')
+			->with($search, $itemType, $shareTypes, $page, $perPage)
+			->willReturnCallback(function
+					($isearch, $iitemType, $ishareTypes, $ipage, $iperPage)
+				use ($search, $itemType, $shareTypes, $page, $perPage) {
+
+				// We are doing strict comparisons here, so we can differ 0/'' and null on shareType/itemType
+				$this->assertSame($search, $isearch);
+				$this->assertSame($itemType, $iitemType);
+				$this->assertSame($shareTypes, $ishareTypes);
+				$this->assertSame($page, $ipage);
+				$this->assertSame($perPage, $iperPage);
+				return new \OC_OCS_Result([]);
+			});
+		$sharees->expects($this->any())
+			->method('isRemoteSharingAllowed')
+			->with($itemType)
+			->willReturn($remoteSharingEnabled);
+
+		/** @var \PHPUnit_Framework_MockObject_MockObject|\OCA\Files_Sharing\API\Sharees $sharees */
+		$this->assertInstanceOf('\OC_OCS_Result', $sharees->search());
+
+		$this->assertSame($shareWithGroupOnly, $this->invokePrivate($sharees, 'shareWithGroupOnly'));
+
+		$_GET = $oldGet;
+	}
+
+	public function dataIsRemoteSharingAllowed() {
+		return [
+			['file', true],
+			['folder', true],
+			['', false],
+			['contacts', false],
+		];
+	}
+
+	/**
+	 * @dataProvider dataIsRemoteSharingAllowed
+	 *
+	 * @param string $itemType
+	 * @param bool $expected
+	 */
+	public function testIsRemoteSharingAllowed($itemType, $expected) {
+		$this->assertSame($expected, $this->invokePrivate($this->sharees, 'isRemoteSharingAllowed', [$itemType]));
+	}
+
+	public function dataSearchSharees() {
+		return [
+			['test', 'folder', [Share::SHARE_TYPE_USER, Share::SHARE_TYPE_GROUP, Share::SHARE_TYPE_REMOTE], 1, 2, false, [], [], [],
+				[
+					'exact' => ['users' => [], 'groups' => [], 'remotes' => []],
+					'users' => [],
+					'groups' => [],
+					'remotes' => [],
+				], false],
+			['test', 'folder', [Share::SHARE_TYPE_USER, Share::SHARE_TYPE_GROUP, Share::SHARE_TYPE_REMOTE], 1, 2, false, [], [], [],
+				[
+					'exact' => ['users' => [], 'groups' => [], 'remotes' => []],
+					'users' => [],
+					'groups' => [],
+					'remotes' => [],
+				], false],
+			[
+				'test', 'folder', [Share::SHARE_TYPE_USER, Share::SHARE_TYPE_GROUP, Share::SHARE_TYPE_REMOTE], 1, 2, false, [
+					['label' => 'test One', 'value' => ['shareType' => Share::SHARE_TYPE_USER, 'shareWith' => 'test1']],
+				], [
+					['label' => 'testgroup1', 'value' => ['shareType' => Share::SHARE_TYPE_GROUP, 'shareWith' => 'testgroup1']],
+				], [
+					['label' => 'testz@remote', 'value' => ['shareType' => Share::SHARE_TYPE_REMOTE, 'shareWith' => 'testz@remote']],
+				],
+				[
+					'exact' => ['users' => [], 'groups' => [], 'remotes' => []],
+					'users' => [
+						['label' => 'test One', 'value' => ['shareType' => Share::SHARE_TYPE_USER, 'shareWith' => 'test1']],
+					],
+					'groups' => [
+						['label' => 'testgroup1', 'value' => ['shareType' => Share::SHARE_TYPE_GROUP, 'shareWith' => 'testgroup1']],
+					],
+					'remotes' => [
+						['label' => 'testz@remote', 'value' => ['shareType' => Share::SHARE_TYPE_REMOTE, 'shareWith' => 'testz@remote']],
+					],
+				], true,
+			],
+			// No groups requested
+			[
+				'test', 'folder', [Share::SHARE_TYPE_USER, Share::SHARE_TYPE_REMOTE], 1, 2, false, [
+					['label' => 'test One', 'value' => ['shareType' => Share::SHARE_TYPE_USER, 'shareWith' => 'test1']],
+				], null, [
+					['label' => 'testz@remote', 'value' => ['shareType' => Share::SHARE_TYPE_REMOTE, 'shareWith' => 'testz@remote']],
+				],
+				[
+					'exact' => ['users' => [], 'groups' => [], 'remotes' => []],
+					'users' => [
+						['label' => 'test One', 'value' => ['shareType' => Share::SHARE_TYPE_USER, 'shareWith' => 'test1']],
+					],
+					'groups' => [],
+					'remotes' => [
+						['label' => 'testz@remote', 'value' => ['shareType' => Share::SHARE_TYPE_REMOTE, 'shareWith' => 'testz@remote']],
+					],
+				], false,
+			],
+			// Share type restricted to user - Only one user
+			[
+				'test', 'folder', [Share::SHARE_TYPE_USER], 1, 2, false, [
+					['label' => 'test One', 'value' => ['shareType' => Share::SHARE_TYPE_USER, 'shareWith' => 'test1']],
+				], null, null,
+				[
+					'exact' => ['users' => [], 'groups' => [], 'remotes' => []],
+					'users' => [
+						['label' => 'test One', 'value' => ['shareType' => Share::SHARE_TYPE_USER, 'shareWith' => 'test1']],
+					],
+					'groups' => [],
+					'remotes' => [],
+				], false,
+			],
+			// Share type restricted to user - Multipage result
+			[
+				'test', 'folder', [Share::SHARE_TYPE_USER], 1, 2, false, [
+					['label' => 'test 1', 'value' => ['shareType' => Share::SHARE_TYPE_USER, 'shareWith' => 'test1']],
+					['label' => 'test 2', 'value' => ['shareType' => Share::SHARE_TYPE_USER, 'shareWith' => 'test2']],
+				], null, null,
+				[
+					'exact' => ['users' => [], 'groups' => [], 'remotes' => []],
+					'users' => [
+						['label' => 'test 1', 'value' => ['shareType' => Share::SHARE_TYPE_USER, 'shareWith' => 'test1']],
+						['label' => 'test 2', 'value' => ['shareType' => Share::SHARE_TYPE_USER, 'shareWith' => 'test2']],
+					],
+					'groups' => [],
+					'remotes' => [],
+				], true,
+			],
+		];
+	}
+
+	/**
+	 * @dataProvider dataSearchSharees
+	 *
+	 * @param string $searchTerm
+	 * @param string $itemType
+	 * @param array $shareTypes
+	 * @param int $page
+	 * @param int $perPage
+	 * @param bool $shareWithGroupOnly
+	 * @param array $mockedUserResult
+	 * @param array $mockedGroupsResult
+	 * @param array $mockedRemotesResult
+	 * @param array $expected
+	 * @param bool $nextLink
+	 */
+	public function testSearchSharees($searchTerm, $itemType, array $shareTypes, $page, $perPage, $shareWithGroupOnly,
+									  $mockedUserResult, $mockedGroupsResult, $mockedRemotesResult, $expected, $nextLink) {
+		/** @var \PHPUnit_Framework_MockObject_MockObject|\OCA\Files_Sharing\API\Sharees $sharees */
+		$sharees = $this->getMockBuilder('\OCA\Files_Sharing\API\Sharees')
+			->setConstructorArgs([
+				$this->groupManager,
+				$this->userManager,
+				$this->contactsManager,
+				$this->getMockBuilder('OCP\IConfig')->disableOriginalConstructor()->getMock(),
+				$this->session,
+				$this->getMockBuilder('OCP\IURLGenerator')->disableOriginalConstructor()->getMock(),
+				$this->getMockBuilder('OCP\IRequest')->disableOriginalConstructor()->getMock(),
+				$this->getMockBuilder('OCP\ILogger')->disableOriginalConstructor()->getMock()
+			])
+			->setMethods(array('getShareesForShareIds', 'getUsers', 'getGroups', 'getRemote'))
+			->getMock();
+		$sharees->expects(($mockedUserResult === null) ? $this->never() : $this->once())
+			->method('getUsers')
+			->with($searchTerm)
+			->willReturnCallback(function() use ($sharees, $mockedUserResult) {
+				$result = $this->invokePrivate($sharees, 'result');
+				$result['users'] = $mockedUserResult;
+				$this->invokePrivate($sharees, 'result', [$result]);
+			});
+		$sharees->expects(($mockedGroupsResult === null) ? $this->never() : $this->once())
+			->method('getGroups')
+			->with($searchTerm)
+			->willReturnCallback(function() use ($sharees, $mockedGroupsResult) {
+				$result = $this->invokePrivate($sharees, 'result');
+				$result['groups'] = $mockedGroupsResult;
+				$this->invokePrivate($sharees, 'result', [$result]);
+			});
+		$sharees->expects(($mockedRemotesResult === null) ? $this->never() : $this->once())
+			->method('getRemote')
+			->with($searchTerm)
+			->willReturnCallback(function() use ($sharees, $mockedRemotesResult) {
+				$result = $this->invokePrivate($sharees, 'result');
+				$result['remotes'] = $mockedRemotesResult;
+				$this->invokePrivate($sharees, 'result', [$result]);
+			});
+
+		/** @var \OC_OCS_Result $ocs */
+		$ocs = $this->invokePrivate($sharees, 'searchSharees', [$searchTerm, $itemType, $shareTypes, $page, $perPage, $shareWithGroupOnly]);
+		$this->assertInstanceOf('\OC_OCS_Result', $ocs);
+		$this->assertEquals($expected, $ocs->getData());
+
+		// Check if next link is set
+		if ($nextLink) {
+			$headers = $ocs->getHeaders();
+			$this->assertArrayHasKey('Link', $headers);
+			$this->assertStringStartsWith('<', $headers['Link']);
+			$this->assertStringEndsWith('>; rel="next"', $headers['Link']);
+		}
+	}
+
+	public function testSearchShareesNoItemType() {
+		/** @var \OC_OCS_Result $ocs */
+		$ocs = $this->invokePrivate($this->sharees, 'searchSharees', ['', null, [], [], 0, 0, false]);
+		$this->assertInstanceOf('\OC_OCS_Result', $ocs);
+
+		$this->assertSame(400, $ocs->getStatusCode(), 'Expected status code 400');
+		$this->assertSame([], $ocs->getData(), 'Expected that no data is send');
+
+		$meta = $ocs->getMeta();
+		$this->assertNotEmpty($meta);
+		$this->assertArrayHasKey('message', $meta);
+		$this->assertSame('missing itemType', $meta['message']);
+	}
+
+	public function dataGetPaginationLink() {
+		return [
+			[1, '/ocs/v1.php', ['limit' => 2], '<?limit=2&page=2>; rel="next"'],
+			[10, '/ocs/v2.php', ['limit' => 2], '<?limit=2&page=11>; rel="next"'],
+		];
+	}
+
+	/**
+	 * @dataProvider dataGetPaginationLink
+	 *
+	 * @param int $page
+	 * @param string $scriptName
+	 * @param array $params
+	 * @param array $expected
+	 */
+	public function testGetPaginationLink($page, $scriptName, $params, $expected) {
+		$this->request->expects($this->once())
+			->method('getScriptName')
+			->willReturn($scriptName);
+
+		$this->assertEquals($expected, $this->invokePrivate($this->sharees, 'getPaginationLink', [$page, $params]));
+	}
+
+	public function dataIsV2() {
+		return [
+			['/ocs/v1.php', false],
+			['/ocs/v2.php', true],
+		];
+	}
+
+	/**
+	 * @dataProvider dataIsV2
+	 *
+	 * @param string $scriptName
+	 * @param bool $expected
+	 */
+	public function testIsV2($scriptName, $expected) {
+		$this->request->expects($this->once())
+			->method('getScriptName')
+			->willReturn($scriptName);
+
+		$this->assertEquals($expected, $this->invokePrivate($this->sharees, 'isV2'));
+	}
+}