public void Test_AddMethodLogsSomeValue_Called()
{
// arrange
var math = new MathWebClient(_apiClient, _databaseLogger);
// arrange mocking
_apiClient.Get(Arg.Any <string>()).Returns((1 + 2).ToString());
// act
_ = math.Add(1, 2);
// assert
_databaseLogger.ReceivedWithAnyArgs().Log(default);