public async Task GetCalculationMetadataForSpecification_GivenResponseIsSuccess_ReturnsCalculationMetadataValue()
{
//Arrange
IEnumerable <CalculationMetadata> expectedCalculationMetadata = new List <CalculationMetadata>()
{
new CalculationMetadata()
};
ApiResponse <IEnumerable <CalculationMetadata> > apiResponse = new ApiResponse <IEnumerable <CalculationMetadata> >(HttpStatusCode.OK, expectedCalculationMetadata);
ICalculationsApiClient calculationsApiClient = CreateCalculationsApiClient();
calculationsApiClient
.GetCalculationMetadataForSpecification(Arg.Is(specificationId))
.Returns(apiResponse);
ILogger logger = CreateLogger();
CalculationsService calculationsService = CreateCalculationsService(calculationsApiClient, logger);
//Act
IEnumerable <CalculationMetadata> responseValue = await calculationsService.GetCalculationMetadataForSpecification(specificationId);
//Assert
responseValue
.Should()
.BeEquivalentTo(expectedCalculationMetadata);
}
public async Task GetCalculationMetadataForSpecification_GivenFailedResponseFromCalculationsApi_ThrowsRetriableException()
{
//Arrange
ApiResponse <IEnumerable <CalculationMetadata> > apiResponse = new ApiResponse <IEnumerable <CalculationMetadata> >(HttpStatusCode.NotFound);
ICalculationsApiClient calculationsApiClient = CreateCalculationsApiClient();
calculationsApiClient
.GetCalculationMetadataForSpecification(Arg.Is(specificationId))
.Returns(apiResponse);
ILogger logger = CreateLogger();
string errorMessage = $"Failed to retrieve calculation metadata for specification id '{specificationId}'" +
$" with status code '{apiResponse.StatusCode}'";
CalculationsService calculationsService = CreateCalculationsService(calculationsApiClient, logger);
//Act
Func <Task> test = async() => await calculationsService.GetCalculationMetadataForSpecification(specificationId);
//Assert
test
.Should()
.ThrowExactly <RetriableException>()
.Which
.Message
.Should()
.Be(errorMessage);
logger
.Received(1)
.Error(Arg.Is(errorMessage));
}
