private static void AppendTest400BadRequestInBody( StringBuilder sb, EndpointMethodMetadata endpointMethodMetadata, ResponseTypeNameAndItemSchema contractReturnTypeName) { if (!endpointMethodMetadata.HasContractParameterRequestBody()) { return; } if (endpointMethodMetadata.IsContractParameterRequestBodyUsedAsMultipartFormData()) { return; } var schema = endpointMethodMetadata.ContractParameter?.ApiOperation.RequestBody?.Content.GetSchemaByFirstMediaType(); if (schema is null) { return; } var modelName = schema.GetModelName(); if (string.IsNullOrEmpty(modelName)) { return; } var modelSchema = endpointMethodMetadata.ComponentsSchemas.GetSchemaByModelName(modelName); var relevantSchemas = endpointMethodMetadata.GetRelevantSchemasForBadRequestBodyParameters(modelSchema); var headerRequiredParameters = endpointMethodMetadata.GetHeaderRequiredParameters(); var relativeRef = RenderRelativeRef(endpointMethodMetadata); foreach (var testForSchema in relevantSchemas) { sb.AppendLine(); sb.AppendLine(8, "[Theory]"); sb.AppendLine(8, $"[InlineData(\"{relativeRef}\")]"); sb.AppendLine(8, $"public async Task {endpointMethodMetadata.MethodName}_BadRequest_InBody_{testForSchema.Key.EnsureFirstCharacterToUpper()}(string relativeRef)"); sb.AppendLine(8, "{"); sb.AppendLine(12, "// Arrange"); if (headerRequiredParameters.Count > 0) { foreach (var headerParameter in headerRequiredParameters) { var propertyValueGenerated = PropertyValueGenerator(headerParameter, endpointMethodMetadata.ComponentsSchemas, useForBadRequest: false, customValue: null); sb.AppendLine( 12, $"HttpClient.DefaultRequestHeaders.Add(\"{headerParameter.Name}\", \"{propertyValueGenerated}\");"); } sb.AppendLine(); } AppendNewRequestModelForBadRequest(12, sb, endpointMethodMetadata, contractReturnTypeName.StatusCode, testForSchema); sb.AppendLine(); AppendActHttpClientOperation(12, sb, endpointMethodMetadata.HttpOperation, useData: true, isDataJson: true); sb.AppendLine(); sb.AppendLine(12, "// Assert"); sb.AppendLine(12, "response.Should().NotBeNull();"); sb.AppendLine(12, $"response.StatusCode.Should().Be(HttpStatusCode.{HttpStatusCode.BadRequest});"); sb.AppendLine(8, "}"); } }