refactor: nodejs sdk (#30036)

Co-authored-by: autofix-ci[bot] <114827586+autofix-ci[bot]@users.noreply.github.com>

sdks/nodejs-client/tests/test-utils.js

@@ -0,0 +1,30 @@
+import axios from "axios";
+import { vi } from "vitest";
+import { HttpClient } from "../src/http/client";
+
+export const createHttpClient = (configOverrides = {}) => {
+  const mockRequest = vi.fn();
+  vi.spyOn(axios, "create").mockReturnValue({ request: mockRequest });
+  const client = new HttpClient({ apiKey: "test", ...configOverrides });
+  return { client, mockRequest };
+};
+
+export const createHttpClientWithSpies = (configOverrides = {}) => {
+  const { client, mockRequest } = createHttpClient(configOverrides);
+  const request = vi
+    .spyOn(client, "request")
+    .mockResolvedValue({ data: "ok", status: 200, headers: {} });
+  const requestStream = vi
+    .spyOn(client, "requestStream")
+    .mockResolvedValue({ data: null });
+  const requestBinaryStream = vi
+    .spyOn(client, "requestBinaryStream")
+    .mockResolvedValue({ data: null });
+  return {
+    client,
+    mockRequest,
+    request,
+    requestStream,
+    requestBinaryStream,
+  };
+};