public Task <IResult <TheaterLocation> > SendCreateTheaterCommand(
CreateNewTheater command)
{
if (command == null)
{
throw new ArgumentNullException(nameof(command));
}
return(Run());
async Task <IResult <TheaterLocation> > Run()
{
string path = "api/commands/SendCreateTheaterCommand";
HttpResponseMessage response = await
_client.PostAsJsonAsync(new Uri(_endpoint, path), command);
switch (response.StatusCode)
{
case BadRequest:
return(await ReadError <TheaterLocation>(response));
}
var location = new TheaterLocation(response.Headers.Location);
return(new Success <TheaterLocation>(location));
}
}
public async Task given_valid_command_then_SendCreateTheaterCommand_returns_location_result(
HttpMessageHandlerDouble handlerStub,
Uri endpoint,
CreateNewTheater command,
TheaterLocation location)
{
// Arrange
bool predicate(HttpRequestMessage req)
{
string path = "api/commands/SendCreateTheaterCommand";
return(req.Method == HttpMethod.Post &&
req.RequestUri == new Uri(endpoint, path) &&
req.Content is ObjectContent <CreateNewTheater> content &&
content.Value == command &&
content.Formatter is JsonMediaTypeFormatter);
}
var response = new HttpResponseMessage(HttpStatusCode.Accepted);
response.Headers.Location = location.Uri;
handlerStub.AddAnswer(predicate, answer: response);
var sut = new ApiClient(new HttpClient(handlerStub), endpoint);
// Act
IResult <TheaterLocation> actual = await
sut.SendCreateTheaterCommand(command);
// Assert
actual.Should().BeOfType <Success <TheaterLocation> >();
actual.Should().BeEquivalentTo(new { Value = location });
}
public async Task <IActionResult> SendCreateTheaterCommand(
[FromBody] CreateNewTheater source,
[FromServices] IMessageBus messageBus)
{
CreateTheater command = Translate(source);
await messageBus.Send(new Envelope(command));
return(Accepted(uri: $"api/queries/Theaters/{command.TheaterId}"));
}
private static CreateTheater Translate(CreateNewTheater source)
{
return(new CreateTheater
{
TheaterId = Guid.NewGuid(),
Name = source.Name,
SeatRowCount = source.SeatRowCount,
SeatColumnCount = source.SeatColumnCount,
});
}
public async Task SendCreateTheaterCommand_returns_AcceptedResult(
CreateNewTheater content,
InProcessMessageLogger messageBusDummy,
[NoAutoProperties] CommandsController sut)
{
// Act
IActionResult actual = await
sut.SendCreateTheaterCommand(content, messageBusDummy);
// Assert
actual.Should().BeOfType <AcceptedResult>();
}
public async Task SendCreateTheaterCommand_sets_location_correctly(
CreateNewTheater content,
InProcessMessageLogger messageBusSpy,
[NoAutoProperties] CommandsController sut)
{
// Act
IActionResult result = await
sut.SendCreateTheaterCommand(content, messageBusSpy);
// Assert
var accepted = (AcceptedResult)result;
IEnumerable <Envelope> log = messageBusSpy.Log;
Guid theaterId = log.Single().Message.As <CreateTheater>().TheaterId;
accepted.Location.Should().Be($"api/queries/Theaters/{theaterId}");
}
public async Task <ActionResult> Create(
[FromForm] CreateTheaterViewModel model,
[FromServices] ISendCreateTheaterCommandService service)
{
CreateNewTheater command = model.CreateCommand();
IResult <TheaterLocation> result = await
service.SendCreateTheaterCommand(command);
switch (result)
{
case Success <TheaterLocation> success:
return(RedirectToAction(nameof(Index)));
case Error <TheaterLocation> error:
ModelState.AddModelError(string.Empty, error.Message);
break;
}
return(View(model));
}
public async Task given_bad_command_then_SendCreateTheaterCommand_returns_error_result(
HttpMessageHandlerDouble handlerStub,
Uri endpoint,
CreateNewTheater command,
ModelStateDictionary state,
string key,
string errorMessage)
{
// Arrange
bool predicate(HttpRequestMessage req)
{
string path = "api/commands/SendCreateTheaterCommand";
return(req.Method == HttpMethod.Post &&
req.RequestUri == new Uri(endpoint, path) &&
req.Content is ObjectContent <CreateNewTheater> content &&
content.Value == command &&
content.Formatter is JsonMediaTypeFormatter);
}
var response = new HttpResponseMessage(HttpStatusCode.BadRequest);
state.AddModelError(key, errorMessage);
response.Content = CreateContent(new SerializableError(state));
handlerStub.AddAnswer(predicate, answer: response);
var sut = new ApiClient(new HttpClient(handlerStub), endpoint);
// Act
IResult <TheaterLocation> actual = await
sut.SendCreateTheaterCommand(command);
// Assert
actual.Should().BeOfType <Error <TheaterLocation> >();
actual.Should().BeEquivalentTo(new { Message = errorMessage });
}
public async Task SendCreateTheaterCommand_sends_command_correctly(
CreateNewTheater source,
InProcessMessageLogger messageBusSpy,
[NoAutoProperties] CommandsController sut)
{
// Act
await sut.SendCreateTheaterCommand(source, messageBusSpy);
// Assert
IEnumerable <Envelope> log = messageBusSpy.Log;
log.Should().ContainSingle();
log.Single().Message.Should().BeOfType <CreateTheater>();
var actual = (CreateTheater)log.Single().Message;
actual.TheaterId.Should().NotBeEmpty();
actual.Should().BeEquivalentTo(new
{
source.Name,
source.SeatRowCount,
source.SeatColumnCount,
});
}