public async Task ValidateFundingTemplate_GivenTemplateThatDoesNotContainASchemaVersionValue_ReturnsValidationResultWithErrors()
        {
            //Arrange
            string fundingTemplate = "{ \"schemaVersion\" : \"\"}";

            FundingTemplateValidationService fundingTemplateValidationService = CreateFundingTemplateValidationService();

            //Act
            FundingTemplateValidationResult result = await fundingTemplateValidationService.ValidateFundingTemplate(fundingTemplate, "fsid", "fpid", "1.0");

            //Assert
            result
            .Errors
            .Should()
            .HaveCount(1);

            result
            .Errors[0]
            .ErrorMessage
            .Should()
            .Be("Missing schema version from funding template.");

            result
            .IsValid
            .Should()
            .BeFalse();
        }
        public async Task ValidateFundingTemplate_GivenTemplateWIthValidSchemaVersionButTemplateDoesNotValidateAgainstTheSchema_ReturnsValidationResultWithErrors1()
        {
            //Arrange
            const string schemaVersion = "1.0";

            string fundingTemplate = CreateJsonFile("CalculateFunding.Services.Policy.Resources.LogicalModelTemplate.json");
            string fundingSchema   = CreateJsonFile("CalculateFunding.Services.Policy.Resources.LogicalModel.json");

            string blobName = $"{fundingSchemaFolder}/{schemaVersion}.json";

            IFundingSchemaRepository fundingSchemaRepository = CreateFundingSchemaRepository();

            fundingSchemaRepository
            .SchemaVersionExists(Arg.Is(blobName))
            .Returns(true);
            fundingSchemaRepository
            .GetFundingSchemaVersion(Arg.Is(blobName))
            .Returns(fundingSchema);

            FundingTemplateValidationService fundingTemplateValidationService = CreateFundingTemplateValidationService(fundingSchemaRepository: fundingSchemaRepository);

            //Act
            FundingTemplateValidationResult result = await fundingTemplateValidationService.ValidateFundingTemplate(fundingTemplate, "fsid", "fpid", "1.0");

            //Assert
            result
            .Errors
            .Should()
            .HaveCount(8);

            result
            .IsValid
            .Should()
            .BeFalse();
        }
        public async Task ValidateFundingTemplate_GivenTemplateWithValidFundingPeriodIdButNoFundingPeriodExists_ReturnsValidationResultWithErrors()
        {
            //Arrange
            const string schemaVersion = "1.0";

            FundingStream fundingStream = new FundingStream();

            JsonSchema schema = JsonSchema.FromType <TestTemplate_schema_1_0>();

            TestTemplate_schema_1_0 testClassWithFunding = new TestTemplate_schema_1_0
            {
                SchemaVersion = schemaVersion,
                Funding       = new { templateVersion = "2.1", fundingStream = new { code = "PES" }, fundingPeriod = new { id = "AY-2020" } }
            };

            string fundingTemplate = JsonConvert.SerializeObject(testClassWithFunding);

            string fundingSchema = schema.AsJson();

            string blobName = $"{fundingSchemaFolder}/{schemaVersion}.json";

            IFundingSchemaRepository fundingSchemaRepository = CreateFundingSchemaRepository();

            fundingSchemaRepository
            .SchemaVersionExists(Arg.Is(blobName))
            .Returns(true);
            fundingSchemaRepository
            .GetFundingSchemaVersion(Arg.Is(blobName))
            .Returns(fundingSchema);

            IPolicyRepository policyRepository = CreatePolicyRepository();

            policyRepository
            .GetFundingStreamById(Arg.Is("PES"))
            .Returns(fundingStream);

            FundingTemplateValidationService fundingTemplateValidationService = CreateFundingTemplateValidationService(
                fundingSchemaRepository: fundingSchemaRepository,
                policyRepository: policyRepository);

            //Act
            FundingTemplateValidationResult result = await fundingTemplateValidationService.ValidateFundingTemplate(fundingTemplate, "PES", "AY-2020", "2.1");

            //Assert
            result
            .IsValid
            .Should()
            .BeFalse();

            result
            .Errors[0]
            .ErrorMessage
            .Should()
            .Be("A funding period could not be found for funding period id 'AY-2020'");
        }
        public async Task ValidateFundingTemplate_GivenTemplateWithInvalidJson_ReturnsValidationResultWithErrors()
        {
            //Arrange
            string fundingTemplate = "invalid json schema";

            FundingTemplateValidationService fundingTemplateValidationService = CreateFundingTemplateValidationService();

            //Act
            FundingTemplateValidationResult result = await fundingTemplateValidationService.ValidateFundingTemplate(fundingTemplate, "fsid", "fpid", "1.0");

            //Assert
            result
            .Errors
            .Should()
            .HaveCount(1);

            result
            .IsValid
            .Should()
            .BeFalse();
        }
        public async Task ValidateFundingTemplate_GivenTemplateWIthValidSchemaVersionButSchemaDoesNotExist_ReturnsValidationResultWithErrors()
        {
            //Arrange
            const string schemaVersion   = "1.0";
            string       fundingTemplate = $"{{ \"schemaVersion\" : \"{schemaVersion}\"}}";

            string blobName = $"{fundingSchemaFolder}/{schemaVersion}.json";

            IFundingSchemaRepository fundingSchemaRepository = CreateFundingSchemaRepository();

            fundingSchemaRepository
            .SchemaVersionExists(Arg.Is(blobName))
            .Returns(false);

            FundingTemplateValidationService fundingTemplateValidationService = CreateFundingTemplateValidationService(fundingSchemaRepository: fundingSchemaRepository);

            //Act
            FundingTemplateValidationResult result = await fundingTemplateValidationService.ValidateFundingTemplate(fundingTemplate, "fsid", "fpid", "1.0");

            //Assert
            result
            .Errors
            .Should()
            .HaveCount(1);

            result
            .Errors[0]
            .ErrorMessage
            .Should()
            .Be($"A valid schema could not be found for schema version '{schemaVersion}'.");

            result
            .IsValid
            .Should()
            .BeFalse();
        }
        public async Task ValidateFundingTemplate_Schema_1_1_GivenTemplateIsValidAndValuesExtracted_ReturnsValidationResultWithNoErrors()
        {
            //Arrange
            const string schemaVersion = "1.1";

            FundingStream fundingStream = new FundingStream();

            JsonSchema schema = JsonSchema.FromType <TestTemplate_schema_1_1>();

            var template = new TestTemplate_schema_1_1
            {
                SchemaVersion         = schemaVersion,
                FundingStreamTemplate = new { templateVersion = "56.4", fundingStream = new { code = "XXX" }, fundingPeriod = new { id = "AY-2020" } }
            };

            string fundingTemplate = JsonConvert.SerializeObject(template);

            string fundingSchema = schema.AsJson();

            string blobName = $"{fundingSchemaFolder}/{schemaVersion}.json";

            IFundingSchemaRepository fundingSchemaRepository = CreateFundingSchemaRepository();

            fundingSchemaRepository
            .SchemaVersionExists(Arg.Is(blobName))
            .Returns(true);
            fundingSchemaRepository
            .GetFundingSchemaVersion(Arg.Is(blobName))
            .Returns(fundingSchema);

            IPolicyRepository policyRepository = CreatePolicyRepository();

            policyRepository
            .GetFundingStreamById(Arg.Is("XXX"))
            .Returns(fundingStream);
            policyRepository
            .GetFundingPeriodById(Arg.Is("AY-2020"))
            .Returns(new FundingPeriod());

            FundingTemplateValidationService fundingTemplateValidationService = CreateFundingTemplateValidationService(
                fundingSchemaRepository: fundingSchemaRepository,
                policyRepository: policyRepository);

            //Act
            FundingTemplateValidationResult result = await fundingTemplateValidationService.ValidateFundingTemplate(fundingTemplate, "XXX", "AY-2020", "56.4");

            //Assert
            result
            .Errors
            .Should()
            .BeEmpty();

            result
            .TemplateVersion
            .Should()
            .Be("56.4");

            result
            .SchemaVersion
            .Should()
            .Be("1.1");

            result
            .FundingStreamId
            .Should()
            .Be("XXX");

            result
            .FundingPeriodId
            .Should()
            .Be("AY-2020");

            result
            .IsValid
            .Should()
            .BeTrue();
        }