Use UUID type for response identifier as well

Author: gentges

Tests/OpenAPIGeneratorReferenceTests/Resources/Docs/petstore.yaml

@@ -79,6 +79,7 @@ paths:
               required: true
               schema:
                 type: string
+                format: uuid
             My-Tracing-Header:
               $ref: '#/components/headers/TracingHeader'
           content:

Tests/OpenAPIGeneratorReferenceTests/Resources/ReferenceSources/Petstore/Client.swift

@@ -109,7 +109,7 @@ public struct Client: APIProtocol {
                         My_hyphen_Response_hyphen_UUID: try converter.getRequiredHeaderFieldAsURI(
                             in: response.headerFields,
                             name: "My-Response-UUID",
-                            as: Swift.String.self
+                            as: Foundation.UUID.self
                         ),
                         My_hyphen_Tracing_hyphen_Header: try converter.getOptionalHeaderFieldAsURI(
                             in: response.headerFields,

Tests/OpenAPIGeneratorReferenceTests/Resources/ReferenceSources/Petstore/Types.swift

@@ -1858,7 +1858,7 @@ public enum Operations {
                     /// Response identifier
                     ///
                     /// - Remark: Generated from `#/paths/pets/GET/responses/200/headers/My-Response-UUID`.
-                    public var My_hyphen_Response_hyphen_UUID: Swift.String
+                    public var My_hyphen_Response_hyphen_UUID: Foundation.UUID
                     /// A description here.
                     ///
                     /// - Remark: Generated from `#/paths/pets/GET/responses/200/headers/My-Tracing-Header`.
@@ -1869,7 +1869,7 @@ public enum Operations {
                     ///   - My_hyphen_Response_hyphen_UUID: Response identifier
                     ///   - My_hyphen_Tracing_hyphen_Header: A description here.
                     public init(
-                        My_hyphen_Response_hyphen_UUID: Swift.String,
+                        My_hyphen_Response_hyphen_UUID: Foundation.UUID,
                         My_hyphen_Tracing_hyphen_Header: Components.Headers.TracingHeader? = nil
                     ) {
                         self.My_hyphen_Response_hyphen_UUID = My_hyphen_Response_hyphen_UUID

Tests/PetstoreConsumerTests/Common.swift

@@ -14,10 +14,6 @@
 import XCTest
 import HTTPTypes
 
-extension Operations.listPets.Output {
-    static var success: Self { .ok(.init(headers: .init(My_hyphen_Response_hyphen_UUID: "abcd"), body: .json([]))) }
-}
-
 extension HTTPRequest {
     /// Initializes an HTTP request with the specified path, HTTP method, and  header fields.
     ///

Tests/PetstoreConsumerTests/Test_Client.swift

@@ -37,6 +37,7 @@ final class Test_Client: XCTestCase {
 
     func testListPets_200() async throws {
         let requestUUID = UUID()
+        let responseUUID = UUID()
         transport = .init { (request: HTTPRequest, body: HTTPBody?, baseURL: URL, operationID: String) in
             XCTAssertEqual(operationID, "listPets")
             XCTAssertEqual(
@@ -50,7 +51,7 @@ final class Test_Client: XCTestCase {
             return try HTTPResponse(
                 status: .ok,
                 headerFields: [
-                    .contentType: "application/json", .init("my-response-uuid")!: "abcd",
+                    .contentType: "application/json", .init("my-response-uuid")!: responseUUID.uuidString,
                     .init("my-tracing-header")!: "1234",
                 ]
             )
@@ -75,7 +76,7 @@ final class Test_Client: XCTestCase {
             XCTFail("Unexpected response: \(response)")
             return
         }
-        XCTAssertEqual(value.headers.My_hyphen_Response_hyphen_UUID, "abcd")
+        XCTAssertEqual(value.headers.My_hyphen_Response_hyphen_UUID, responseUUID)
         XCTAssertEqual(value.headers.My_hyphen_Tracing_hyphen_Header, "1234")
         switch value.body {
         case .json(let pets): XCTAssertEqual(pets, [.init(id: 1, name: "Fluffz")])

Tests/PetstoreConsumerTests/Test_Server.swift

@@ -29,6 +29,7 @@ final class Test_Server: XCTestCase {
 
     func testListPets_200() async throws {
         let requestUUID = UUID()
+        let responseUUID = UUID()
         client = .init(listPetsBlock: { input in
             XCTAssertEqual(input.query.limit, 24)
             XCTAssertEqual(input.query.habitat, .water)
@@ -37,7 +38,7 @@ final class Test_Server: XCTestCase {
             XCTAssertEqual(input.headers.My_hyphen_Request_hyphen_UUID, requestUUID)
             return .ok(
                 .init(
-                    headers: .init(My_hyphen_Response_hyphen_UUID: "abcd", My_hyphen_Tracing_hyphen_Header: "1234"),
+                    headers: .init(My_hyphen_Response_hyphen_UUID: responseUUID, My_hyphen_Tracing_hyphen_Header: "1234"),
                     body: .json([.init(id: 1, name: "Fluffz")])
                 )
             )
@@ -55,7 +56,7 @@ final class Test_Server: XCTestCase {
         XCTAssertEqual(
             response.headerFields,
             [
-                .init("My-Response-UUID")!: "abcd", .init("My-Tracing-Header")!: "1234",
+                .init("My-Response-UUID")!: responseUUID.uuidString, .init("My-Tracing-Header")!: "1234",
                 .contentType: "application/json; charset=utf-8", .contentLength: "47",
             ]
         )