4 files changed, 10 insertions, 7 deletions
diff --git a/tests/lib/Encryption/DecryptAllTest.php b/tests/lib/Encryption/DecryptAllTest.php
index 7385ff03785..fc8600b9fc6 100644
--- a/tests/lib/Encryption/DecryptAllTest.php
+++ b/tests/lib/Encryption/DecryptAllTest.php
@@ -217,7 +217,7 @@ class DecryptAllTest extends TestCase {
 			];
 			$instance->expects($this->exactly(2))
 				->method('decryptUsersFiles')
-				->willReturnCallback(function ($user) use (&$calls) {
+				->willReturnCallback(function ($user) use (&$calls): void {
 					$expected = array_shift($calls);
 					$this->assertEquals($expected, $user);
 				});
@@ -297,7 +297,7 @@ class DecryptAllTest extends TestCase {
 		];
 		$instance->expects($this->exactly(2))
 			->method('decryptFile')
-			->willReturnCallback(function ($path) use (&$calls) {
+			->willReturnCallback(function ($path) use (&$calls): void {
 				$expected = array_shift($calls);
 				$this->assertEquals($expected, $path);
 			});
@@ -387,7 +387,7 @@ class DecryptAllTest extends TestCase {
 		$this->view->expects($this->once())
 			->method('copy')
 			->with($path, $path . '.decrypted.42')
-			->willReturnCallback(function () {
+			->willReturnCallback(function (): void {
 				throw new DecryptionFailedException();
 			});
 
diff --git a/tests/lib/Encryption/Keys/StorageTest.php b/tests/lib/Encryption/Keys/StorageTest.php
index bc79c5771ca..348b0ecf10d 100644
--- a/tests/lib/Encryption/Keys/StorageTest.php
+++ b/tests/lib/Encryption/Keys/StorageTest.php
@@ -589,7 +589,7 @@ class StorageTest extends TestCase {
 				'user1/files_encryption/backup/test.encryptionModule.1234567',
 			];
 			$this->view->expects($this->exactly(2))->method('mkdir')
-				->willReturnCallback(function ($path) use (&$calls) {
+				->willReturnCallback(function ($path) use (&$calls): void {
 					$expected = array_shift($calls);
 					$this->assertEquals($expected, $path);
 				});
diff --git a/tests/lib/Encryption/ManagerTest.php b/tests/lib/Encryption/ManagerTest.php
index 8dd602349b6..c268540d8cd 100644
--- a/tests/lib/Encryption/ManagerTest.php
+++ b/tests/lib/Encryption/ManagerTest.php
@@ -6,6 +6,8 @@
  */
 namespace Test\Encryption;
 
+use OC\Encryption\Exceptions\ModuleAlreadyExistsException;
+use OC\Encryption\Exceptions\ModuleDoesNotExistsException;
 use OC\Encryption\Manager;
 use OC\Encryption\Util;
 use OC\Files\View;
@@ -88,7 +90,7 @@ class ManagerTest extends TestCase {
 	 * @depends testModuleRegistration
 	 */
 	public function testModuleReRegistration($manager): void {
-		$this->expectException(\OC\Encryption\Exceptions\ModuleAlreadyExistsException::class);
+		$this->expectException(ModuleAlreadyExistsException::class);
 		$this->expectExceptionMessage('Id "ID0" already used by encryption module "TestDummyModule0"');
 
 		$this->addNewEncryptionModule($manager, 0);
@@ -105,7 +107,7 @@ class ManagerTest extends TestCase {
 
 
 	public function testGetEncryptionModuleUnknown(): void {
-		$this->expectException(\OC\Encryption\Exceptions\ModuleDoesNotExistsException::class);
+		$this->expectException(ModuleDoesNotExistsException::class);
 		$this->expectExceptionMessage('Module with ID: unknown does not exist.');
 
 		$this->config->expects($this->any())->method('getAppValue')->willReturn(true);
diff --git a/tests/lib/Encryption/UtilTest.php b/tests/lib/Encryption/UtilTest.php
index 68989c55fb0..6f637bdac40 100644
--- a/tests/lib/Encryption/UtilTest.php
+++ b/tests/lib/Encryption/UtilTest.php
@@ -6,6 +6,7 @@
  */
 namespace Test\Encryption;
 
+use OC\Encryption\Exceptions\EncryptionHeaderKeyExistsException;
 use OC\Encryption\Util;
 use OC\Files\View;
 use OCP\Encryption\IEncryptionModule;
@@ -91,7 +92,7 @@ class UtilTest extends TestCase {
 
 
 	public function testCreateHeaderFailed(): void {
-		$this->expectException(\OC\Encryption\Exceptions\EncryptionHeaderKeyExistsException::class);
+		$this->expectException(EncryptionHeaderKeyExistsException::class);
 
 
 		$header = ['header1' => 1, 'header2' => 2, 'oc_encryption_module' => 'foo'];