public async Task InvokeResult_ShuouldBeValidResponse() { // Arrange var mediatRMock = new Mock <IMediator>(); mediatRMock.Setup(x => x.Send(It.IsAny <CreateAirlineCommand>(), It.IsAny <CancellationToken>())).ReturnsAsync("test"); var sut = new AddAirlineCommand(mediatRMock.Object); // Act var result = await sut.InvokeResult("add airline vas 222"); // Assert Assert.Equal("test", result); }