test: Update tests

Signed-off-by: Christopher Ng <chrng8@gmail.com>

tests/lib/Avatar/AvatarManagerTest.php

@@ -108,6 +108,11 @@ class AvatarManagerTest extends \Test\TestCase {
 			->method('getUID')
 			->willReturn('valid-user');
 
+		$user
+			->expects($this->any())
+			->method('isEnabled')
+			->willReturn(true);
+
 		// requesting user
 		$this->userSession->expects($this->once())
 			->method('getUser')
@@ -162,6 +167,11 @@ class AvatarManagerTest extends \Test\TestCase {
 			->method('getUID')
 			->willReturn('valid-user');
 
+		$user
+			->expects($this->any())
+			->method('isEnabled')
+			->willReturn(true);
+
 		$this->userSession->expects($this->once())
 			->method('getUser')
 			->willReturn($user);
@@ -231,6 +241,12 @@ class AvatarManagerTest extends \Test\TestCase {
 			->expects($this->once())
 			->method('getUID')
 			->willReturn('valid-user');
+
+		$user
+			->expects($this->any())
+			->method('isEnabled')
+			->willReturn(true);
+
 		$this->userManager
 			->expects($this->once())
 			->method('get')