feat: added delay flag in @hoppscotch/cli and related tests (#2527)

Co-authored-by: Andrew Bastin <andrewbastin.k@gmail.com>

packages/hoppscotch-cli/src/__tests__/functions/request/delayPromiseFunction.spec.ts

@@ -0,0 +1,30 @@
+import { hrtime } from "process";
+import { getDurationInSeconds } from "../../../utils/getters";
+import { delayPromiseFunction } from "../../../utils/request";
+
+describe("describePromiseFunction", () => {
+  let promiseFunc = (): Promise<number> => new Promise((resolve) => resolve(2));
+  beforeEach(() => {
+    promiseFunc = (): Promise<number> => new Promise((resolve) => resolve(2));
+  });
+
+  it("Should resolve the promise<number> after 2 seconds.", async () => {
+    const start = hrtime();
+    const res = await delayPromiseFunction(promiseFunc, 2000);
+    const end = hrtime(start);
+    const duration = getDurationInSeconds(end);
+
+    expect(Math.floor(duration)).toEqual(2);
+    expect(typeof res).toBe("number");
+  });
+
+  it("Should resolve the promise<number> after 4 seconds.", async () => {
+    const start = hrtime();
+    const res = await delayPromiseFunction(promiseFunc, 4000);
+    const end = hrtime(start);
+    const duration = getDurationInSeconds(end);
+
+    expect(Math.floor(duration)).toEqual(4);
+    expect(typeof res).toBe("number");
+  });
+});