public async Task <IActionResult> Edit(Edit.Command command)
        {
            await this.mediator.SendAsync(command);

            TempData.SetSuccessMessage(SuccessMessages.SuccessfullyEditedRole(command.Name));
            return(this.RedirectToActionJson("Roles", "Admin"));
        }
        public async Task SuccessfullEditSetsSuccessMessage(SliceFixture fixture)
        {
            // Arrange
            var controller = fixture.GetController <RoleController>();
            var role       = AddRoleToDb(fixture);

            // Act
            var editCommand = new Edit.Command
            {
                Name = "Edited name"
            };

            await controller.Edit(editCommand);

            // Assert
            controller.TempData
            .ShouldContainSuccessMessage(SuccessMessages.SuccessfullyEditedRole(editCommand.Name));
        }