Adds tests for the AuthSettingsController

Signed-off-by: Roeland Jago Douma <roeland@famdouma.nl>

tests/Settings/Controller/AuthSettingsControllerTest.php

@@ -42,6 +42,7 @@ class AuthSettingsControllerTest extends TestCase {
 	/** @var AuthSettingsController */
 	private $controller;
 	private $request;
+	/** @var IProvider|\PHPUnit_Framework_MockObject_MockObject */
 	private $tokenProvider;
 	private $userManager;
 	private $session;
@@ -200,4 +201,26 @@ class AuthSettingsControllerTest extends TestCase {
 		$this->assertEquals([], $this->controller->destroy($id));
 	}
 
+	public function testUpdateToken() {
+		$token = $this->createMock(DefaultToken::class);
+
+		$this->tokenProvider->expects($this->once())
+			->method('getTokenById')
+			->with($this->equalTo(42))
+			->willReturn($token);
+
+		$token->expects($this->once())
+			->method('setScope')
+			->with($this->equalTo([
+				'filesystem' => true,
+				'app' => ['dav', 'myapp']
+			]));
+
+		$this->tokenProvider->expects($this->once())
+			->method('updateToken')
+			->with($this->equalTo($token));
+
+		$this->assertSame([], $this->controller->update(42, ['filesystem' => true, 'apps' => ['dav', 'myapp']]));
+	}
+
 }