fix tests

apps/files_sharing/tests/controller/sharecontroller.php

@@ -78,10 +78,7 @@ class ShareControllerTest extends \Test\TestCase {
 
 		\OC_User::createUser($this->user, $this->user);
 		\OC_Util::tearDownFS();
-		\OC_User::setUserId('');
-		Filesystem::tearDown();
-		\OC_User::setUserId($this->user);
-		\OC_Util::setupFS($this->user);
+		$this->loginAsUser($this->user);
 
 		// Create a dummy shared file
 		$view = new View('/'. $this->user . '/files');

apps/files_sharing/tests/testcase.php

@@ -153,6 +153,7 @@ abstract class TestCase extends \Test\TestCase {
 		\OC::$server->getUserSession()->setUser(null);
 		\OC\Files\Filesystem::tearDown();
 		\OC::$server->getUserSession()->login($user, $password);
+		\OC::$server->getUserFolder($user);
 
 		\OC_Util::setupFS($user);
 	}

tests/lib/testcase.php

@@ -174,6 +174,7 @@ abstract class TestCase extends \PHPUnit_Framework_TestCase {
 		\OC\Files\Filesystem::tearDown();
 		\OC_User::setUserId($user);
 		\OC_Util::setupFS($user);
+		\OC::$server->getUserFolder($user);
 	}
 
 	/**