public function testShouldRaiseClientLoginWarning_InvalidUsingClientLogin()
 {
     $credentials = array();
     $mockUser = $this->getMockBuilder('AdsUser')->disableOriginalConstructor()->getMockForAbstractClass();
     $mockUser->SetOAuth2Info($credentials);
     $this->assertTrue(DeprecationUtils::ShouldRaiseClientLoginWarning($mockUser));
 }