feat: consolidate iOS with API and web preserving history

ios/Tests/ChatTransportTests.swift

@@ -0,0 +1,52 @@
+import XCTest
+@testable import Voice
+
+private final class ChatURLProtocol: URLProtocol {
+    static var handler: ((URLRequest) throws -> (Int, Data))?
+    override class func canInit(with request: URLRequest) -> Bool { true }
+    override class func canonicalRequest(for request: URLRequest) -> URLRequest { request }
+    override func startLoading() {
+        do {
+            let (status, body) = try Self.handler!(request)
+            client?.urlProtocol(self, didReceive: HTTPURLResponse(url: request.url!, statusCode: status, httpVersion: nil, headerFields: nil)!, cacheStoragePolicy: .notAllowed)
+            client?.urlProtocol(self, didLoad: body); client?.urlProtocolDidFinishLoading(self)
+        } catch { client?.urlProtocol(self, didFailWithError: error) }
+    }
+    override func stopLoading() {}
+}
+final class ChatTransportTests: XCTestCase {
+    func testBearerSameOriginQueryAndRawUpload() async throws {
+        guard case .success(let config) = ServerConfig.parse("https://hope.example:9178") else { XCTFail(); return }
+        let configuration = URLSessionConfiguration.ephemeral
+        configuration.protocolClasses = [ChatURLProtocol.self]
+        let api = ChatAPI(config: config, token: "offline-test-bearer", session: URLSession(configuration: configuration))
+        ChatURLProtocol.handler = { request in
+            XCTAssertEqual(request.url?.host, "hope.example")
+            XCTAssertEqual(request.url?.scheme, "https")
+            XCTAssertEqual(request.value(forHTTPHeaderField: "Authorization"), "Bearer offline-test-bearer")
+            XCTAssertEqual(URLComponents(url: request.url!, resolvingAgainstBaseURL: false)?.queryItems?.first?.value, "a & b")
+            return (200, Data("{\"conversations\":[],\"next_cursor\":null}".utf8))
+        }
+        _ = try await api.request("api/conversations", query: [URLQueryItem(name: "q", value: "a & b")])
+        ChatURLProtocol.handler = { request in
+            XCTAssertEqual(request.httpMethod, "POST")
+            XCTAssertEqual(request.url?.path, "/api/attachments")
+            XCTAssertEqual(request.value(forHTTPHeaderField: "X-Filename"), "notes.txt")
+            XCTAssertEqual(request.value(forHTTPHeaderField: "Content-Type"), "text/plain")
+            return (201, Data("{}".utf8))
+        }
+        _ = try await api.upload(data: Data("test".utf8), filename: "notes.txt", mime: "text/plain")
+        api.cancel(); ChatURLProtocol.handler = nil
+    }
+    func testUnauthorizedAndRedirectStatusCannotBecomeSuccess() async throws {
+        guard case .success(let config) = ServerConfig.parse("https://hope.example") else { XCTFail(); return }
+        let configuration = URLSessionConfiguration.ephemeral; configuration.protocolClasses = [ChatURLProtocol.self]
+        let api = ChatAPI(config: config, token: "offline", session: URLSession(configuration: configuration))
+        for status in [401, 403, 302, 409] {
+            ChatURLProtocol.handler = { _ in (status, Data()) }
+            do { _ = try await api.request("api/conversations"); XCTFail("Expected rejection") }
+            catch ChatFailure.status(let actual) { XCTAssertEqual(actual, status) }
+        }
+        api.cancel(); ChatURLProtocol.handler = nil
+    }
+}