public function testAuthenticateInvalidCredentials()
{
$server = $this->getMockBuilder('\\Sabre\\DAV\\Server')->disableOriginalConstructor()->getMock();
$server->httpRequest = $this->getMockBuilder('\\Sabre\\HTTP\\RequestInterface')->disableOriginalConstructor()->getMock();
$server->httpRequest->expects($this->at(0))->method('getHeader')->with('X-Requested-With')->will($this->returnValue(null));
$server->httpRequest->expects($this->at(1))->method('getHeader')->with('Authorization')->will($this->returnValue('basic dXNlcm5hbWU6cGFzc3dvcmQ='));
$server->httpResponse = $this->getMockBuilder('\\Sabre\\HTTP\\ResponseInterface')->disableOriginalConstructor()->getMock();
$this->userSession->expects($this->once())->method('login')->with('username', 'password')->will($this->returnValue(false));
$response = $this->auth->check($server->httpRequest, $server->httpResponse);
$this->assertEquals([false, 'Username or password was incorrect'], $response);
}
