public async Task ResentEmailAsync_WhenFailedToFindUSerByEmail_ShouldReturnUserNotFound() { var request = new ResendEmailRequest() { Email = "email", }; _mockUserManger.Setup(e => e.FindByEmailAsync(request.Email)) .ReturnsAsync((User)null); var response = await sut.ResentEmailAsync(request); response.IsSuccess.Should().BeFalse(); response.ResponseException !.ErrorCode.Should().Be(ErrorCode.UserNotFound); response.ResponseException.ErrorMessage.Should().Be(ErrorCode.UserNotFound.GetDescription()); }