public async Task GetFundingTemplate_GivenTemplateIsInCache_ReturnsOkObjectResultFromCache()
{
//Arrange
const string fundingStreamId = "PES";
const string templateVersion = "1.2";
const string fundingPeriodId = "AY-2020";
string cacheKey = $"{CacheKeys.FundingTemplatePrefix}{fundingStreamId}-{fundingPeriodId}-{templateVersion}";
string template = "a template";
ICacheProvider cacheProvider = CreateCacheProvider();
cacheProvider
.GetAsync <string>(Arg.Is(cacheKey))
.Returns(template);
FundingTemplateService fundingTemplateService = CreateFundingTemplateService(cacheProvider: cacheProvider);
//Act
ActionResult <string> result = await fundingTemplateService.GetFundingTemplateSourceFile(fundingStreamId, fundingPeriodId, templateVersion);
//Assert
result
.Value
.Should()
.Be(template);
}
public async Task GetFundingTemplate_GivenFetechingBlobFails_ReturnsInternalServerError()
{
//Arrange
const string fundingStreamId = "PES";
const string templateVersion = "1.2";
const string fundingPeriodId = "AY-2020";
string cacheKey = $"{CacheKeys.FundingTemplatePrefix}{fundingStreamId}-{fundingPeriodId}-{templateVersion}";
string blobName = $"{fundingStreamId}/{fundingPeriodId}/{templateVersion}.json";
string template = string.Empty;
ICacheProvider cacheProvider = CreateCacheProvider();
cacheProvider
.GetAsync <string>(Arg.Is(cacheKey))
.Returns((string)null);
IFundingTemplateRepository fundingTemplateRepository = CreateFundingTemplateRepository();
fundingTemplateRepository
.TemplateVersionExists(Arg.Is(blobName))
.Returns(true);
fundingTemplateRepository
.When(x => x.GetFundingTemplateVersion(Arg.Is(blobName)))
.Do(x => { throw new Exception(); });
ILogger logger = CreateLogger();
FundingTemplateService fundingTemplateService = CreateFundingTemplateService(
logger,
cacheProvider: cacheProvider,
fundingTemplateRepository: fundingTemplateRepository);
//Act
ActionResult <string> result = await fundingTemplateService.GetFundingTemplateSourceFile(fundingStreamId, fundingPeriodId, templateVersion);
//Assert
result
.Result
.Should()
.BeAssignableTo <InternalServerErrorResult>()
.Which
.Value
.Should()
.Be($"Error occurred fetching funding template for funding stream id '{fundingStreamId}', funding period id '{fundingPeriodId}' and version '{templateVersion}'");
logger
.Received(1)
.Error(Arg.Any <Exception>(), $"Failed to fetch funding template '{blobName}' from blob storage");
}
public async Task GetFundingTemplate_GivenTemplateDoesExistInBlobStorageButIsEmpty_ReturnsInternalServerError()
{
//Arrange
const string fundingStreamId = "PES";
const string templateVersion = "1.2";
const string fundingPeriodId = "AY-2020";
string cacheKey = $"{CacheKeys.FundingTemplatePrefix}{fundingStreamId}-{fundingPeriodId}-{templateVersion}";
string blobName = $"{fundingStreamId}/{fundingPeriodId}/{templateVersion}.json";
string template = string.Empty;
ICacheProvider cacheProvider = CreateCacheProvider();
cacheProvider
.GetAsync <string>(Arg.Is(cacheKey))
.Returns((string)null);
IFundingTemplateRepository fundingTemplateRepository = CreateFundingTemplateRepository();
fundingTemplateRepository
.TemplateVersionExists(Arg.Is(blobName))
.Returns(true);
fundingTemplateRepository
.GetFundingTemplateVersion(Arg.Is(blobName))
.Returns(template);
ILogger logger = CreateLogger();
FundingTemplateService fundingTemplateService = CreateFundingTemplateService(
logger,
cacheProvider: cacheProvider,
fundingTemplateRepository: fundingTemplateRepository);
//Act
ActionResult <string> result = await fundingTemplateService.GetFundingTemplateSourceFile(fundingStreamId, fundingPeriodId, templateVersion);
//Assert
result
.Result
.Should()
.BeAssignableTo <InternalServerErrorResult>()
.Which
.Value
.Should()
.Be($"Failed to retreive blob contents for funding stream id '{fundingStreamId}', funding period id '{fundingPeriodId}' and funding template version '{templateVersion}'");
logger
.Received(1)
.Error($"Empty template returned from blob storage for blob name '{blobName}'");
}
public async Task GetFundingTemplate_GivenFetechingBlobSucceeds_SetsCacheAndReturnsOKObjectResult()
{
//Arrange
const string fundingStreamId = "PES";
const string templateVersion = "1.2";
const string fundingPeriodId = "AY-2020";
string cacheKey = $"{CacheKeys.FundingTemplatePrefix}{fundingStreamId}-{fundingPeriodId}-{templateVersion}";
string blobName = $"{fundingStreamId}/{fundingPeriodId}/{templateVersion}.json";
string template = "a template";
ICacheProvider cacheProvider = CreateCacheProvider();
cacheProvider
.GetAsync <string>(Arg.Is(cacheKey))
.Returns((string)null);
IFundingTemplateRepository fundingTemplateRepository = CreateFundingTemplateRepository();
fundingTemplateRepository
.TemplateVersionExists(Arg.Is(blobName))
.Returns(true);
fundingTemplateRepository
.GetFundingTemplateVersion(Arg.Is(blobName))
.Returns(template);
ILogger logger = CreateLogger();
FundingTemplateService fundingTemplateService = CreateFundingTemplateService(
logger,
cacheProvider: cacheProvider,
fundingTemplateRepository: fundingTemplateRepository);
//Act
ActionResult <string> result = await fundingTemplateService.GetFundingTemplateSourceFile(fundingStreamId, fundingPeriodId, templateVersion);
//Assert
result
.Value
.Should()
.Be(template);
await
cacheProvider
.Received(1)
.SetAsync(Arg.Is(cacheKey), Arg.Is(template));
}
public async Task GetFundingTemplate_GivenTemplateDoesNotExistInBlobStorage_ReturnsNotFoundResult()
{
//Arrange
const string fundingStreamId = "PES";
const string templateVersion = "1.2";
const string fundingPeriodId = "AY-2020";
string cacheKey = $"{CacheKeys.FundingTemplatePrefix}{fundingStreamId}-{fundingPeriodId}-{templateVersion}";
string blobName = $"{fundingStreamId}/{fundingPeriodId}/{templateVersion}.json";
ICacheProvider cacheProvider = CreateCacheProvider();
cacheProvider
.GetAsync <string>(Arg.Is(cacheKey))
.Returns((string)null);
IFundingTemplateRepository fundingTemplateRepository = CreateFundingTemplateRepository();
fundingTemplateRepository
.TemplateVersionExists(Arg.Is(blobName))
.Returns(false);
FundingTemplateService fundingTemplateService = CreateFundingTemplateService(
cacheProvider: cacheProvider,
fundingTemplateRepository: fundingTemplateRepository);
//Act
ActionResult <string> result = await fundingTemplateService.GetFundingTemplateSourceFile(fundingStreamId, fundingPeriodId, templateVersion);
//Assert
result
.Result
.Should()
.BeAssignableTo <NotFoundResult>();
}
