public void Formatters_ForApiController_EvaluatesOnce()
{
// Arrange
string message = CreateMessage();
ApiController controller = CreateController();
MediaTypeFormatter expectedFormatter = CreateFormatter();
IContentNegotiator contentNegotiator = CreateDummyContentNegotiator();
using (HttpConfiguration earlyConfiguration = CreateConfiguration(expectedFormatter, contentNegotiator))
using (HttpRequestMessage request = CreateRequest())
{
controller.Configuration = earlyConfiguration;
controller.Request = request;
ErrorMessageResult result = CreateProductUnderTest(message, controller);
IEnumerable <MediaTypeFormatter> ignore = result.Formatters;
using (HttpConfiguration lateConfiguration = CreateConfiguration(CreateFormatter(), contentNegotiator))
{
controller.Configuration = lateConfiguration;
// Act
IEnumerable <MediaTypeFormatter> formatters = result.Formatters;
// Assert
Assert.NotNull(formatters);
Assert.Equal(1, formatters.Count());
Assert.Same(expectedFormatter, formatters.Single());
}
}
}
public void Request_ForApiController_EvaluatesOnce()
{
// Arrange
string message = CreateMessage();
ApiController controller = CreateController();
using (HttpConfiguration configuration = CreateConfiguration(CreateFormatter(),
CreateDummyContentNegotiator()))
{
controller.Configuration = configuration;
ErrorMessageResult result = CreateProductUnderTest(message, controller);
using (HttpRequestMessage expectedRequest = CreateRequest())
{
controller.Request = expectedRequest;
HttpRequestMessage ignore = result.Request;
using (HttpRequestMessage otherRequest = CreateRequest())
{
controller.Request = otherRequest;
// Act
HttpRequestMessage request = result.Request;
// Assert
Assert.Same(expectedRequest, request);
}
}
}
}
public void ContentNegotiator_ForApiController_EvaluatesOnce()
{
// Arrange
string message = CreateMessage();
IContentNegotiator expectedContentNegotiator = CreateDummyContentNegotiator();
ApiController controller = CreateController();
using (HttpConfiguration configuration = CreateConfiguration(CreateFormatter(), expectedContentNegotiator))
using (HttpRequestMessage request = CreateRequest())
{
controller.Configuration = configuration;
controller.Request = request;
ErrorMessageResult result = CreateProductUnderTest(message, controller);
IContentNegotiator ignore = result.ContentNegotiator;
configuration.Services.Replace(typeof(IContentNegotiator), CreateDummyContentNegotiator());
// Act
IContentNegotiator contentNegotiator = result.ContentNegotiator;
// Assert
Assert.Same(expectedContentNegotiator, contentNegotiator);
}
}
public void Request_ForApiController_Throws_WhenControllerRequestIsNull()
{
// Arrange
string message = CreateMessage();
ApiController controller = CreateController();
Assert.Null(controller.Request);
using (HttpConfiguration configuration = CreateConfiguration(CreateFormatter(),
CreateDummyContentNegotiator()))
{
controller.Configuration = configuration;
ErrorMessageResult result = CreateProductUnderTest(message, controller);
// Act & Assert
InvalidOperationException exception = Assert.Throws <InvalidOperationException>(() =>
{ HttpRequestMessage ignore = result.Request; }, "ApiController.Request must not be null.");
}
}
public void ContentNegotiator_ForApiController_Throws_WhenConfigurationIsNull()
{
// Arrange
string message = CreateMessage();
ApiController controller = CreateController();
HttpControllerContext context = new HttpControllerContext();
using (HttpRequestMessage request = CreateRequest())
{
controller.ControllerContext = context;
ErrorMessageResult result = CreateProductUnderTest(message, controller);
// Act & Assert
Assert.Throws <InvalidOperationException>(
() => { IContentNegotiator ignore = result.ContentNegotiator; },
"HttpControllerContext.Configuration must not be null.");
}
}
public void Message_ReturnsInstanceProvided()
{
// Arrange
string expectedMessage = CreateMessage();
IContentNegotiator contentNegotiator = CreateDummyContentNegotiator();
using (HttpRequestMessage request = CreateRequest())
{
IEnumerable <MediaTypeFormatter> formatters = CreateFormatters();
ErrorMessageResult result = CreateProductUnderTest(expectedMessage, contentNegotiator, request,
formatters);
// Act
string message = result.Message;
// Assert
Assert.Same(expectedMessage, message);
}
}
public void ContentNegotiator_ForApiController_Throws_WhenServiceIsNull()
{
// Arrange
string message = CreateMessage();
ApiController controller = CreateController();
using (HttpConfiguration configuration = CreateConfiguration(CreateFormatter(), null))
using (HttpRequestMessage request = CreateRequest())
{
controller.Request = request;
controller.Configuration = configuration;
ErrorMessageResult result = CreateProductUnderTest(message, controller);
// Act & Assert
Assert.Throws <InvalidOperationException>(
() => { IContentNegotiator ignore = result.ContentNegotiator; },
"The provided configuration does not have an instance of the " +
"'System.Net.Http.Formatting.IContentNegotiator' service registered.");
}
}
public void ApiControllerBadRequest_WithString_CreatesCorrectResult()
{
// Arrange
string expectedMessage = CreateMessage();
ApiController controller = CreateController();
// Act
ErrorMessageResult result = controller.BadRequest(expectedMessage);
// Assert
Assert.NotNull(result);
Assert.Same(expectedMessage, result.Message);
using (HttpConfiguration configuration = CreateConfiguration(CreateFormatter(),
CreateDummyContentNegotiator()))
using (HttpRequestMessage expectedRequest = CreateRequest())
{
controller.Configuration = configuration;
controller.Request = expectedRequest;
Assert.Same(expectedRequest, result.Request);
}
}