Function fixture

packages/engine.io-client/test/node.js:10–11

(filename)

describe("node.js", () => {
  describe("autoRef option", () => {
    const fixture = (filename) =>
      process.execPath + " " + path.join(__dirname, "fixtures", filename);

    it("should stop once the timer is triggered", (done) => {
      exec(fixture("unref.js"), done);