func testRequestParametersWithImageJSON()

in FBSDKCoreKit/FBSDKCoreKitTests/Internal/BridgeAPI/ProtocolVersions/BridgeAPIProtocolNativeV1Tests.swift [352:403]
47 lines of code
4 McCabe index (conditional complexity)

  func testRequestParametersWithImageJSON() {
    let protocolNative = BridgeAPIProtocolNativeV1(
      appScheme: scheme,
      pasteboard: nil,
      dataLengthThreshold: UInt.max,
      includeAppIcon: false,
      errorFactory: errorFactory
    )

    let parameters: [String: Any] = [
      "api_key_1": "value1",
      "api_key_2": "value2",
      "image": stubImage(),
    ]

    do {
      let requestURL = try protocolNative.requestURL(
        withActionID: actionID,
        scheme: scheme,
        methodName: methodName,
        parameters: parameters
      )

      let expectedPrefix = "\(scheme)://dialog/\(methodName)?"
      XCTAssertTrue(requestURL.absoluteString.hasPrefix(expectedPrefix) == true)
      /* Due to the non-deterministic order of Dictionary->JSON serialization,
       we cannot do string comparisons to verify. */
      let queryParameters = Utility.dictionary(withQuery: requestURL.query ?? "")
      let expectedKeys = Set(["bridge_args", "method_args"])
      XCTAssertEqual(Set(queryParameters.keys), expectedKeys)
      var expectedMethodArgs = parameters
      expectedMethodArgs["image"] = stubImageSerialized(parameters["image"] as? UIImage)
      do {
        let methodArgs = try BasicUtility.object(
          forJSONString: queryParameters["method_args"] ?? "") as? [String: Any]
        XCTAssertEqual(methodArgs as NSObject?, expectedMethodArgs as NSObject)
        if let parseMethodData = methodArgs?["image"] as? [String: Any],
           let decodedData = parseMethodData["fbAppBridgeType_jsonReadyValue"] {
          guard let baseDecodedData = Base64.decode(asData: decodedData as? String) else {
            return XCTAssertNil("Failed to decode data from Base64")
          }
          XCTAssertNotNil(UIImage(data: baseDecodedData))
        } else {
          XCTFail("Failed to parse method arguments")
        }
      } catch {
        XCTFail("Unexpected error thrown: \(error)")
      }
    } catch {
      XCTFail("Unexpected error thrown: \(error)")
    }
  }