From b587277e5a93826a6091e6747c7dd1a88e78c660 Mon Sep 17 00:00:00 2001
From: Andrew Nester <andrew.nester.dev@gmail.com>
Date: Tue, 28 Mar 2023 10:46:34 +0200
Subject: [PATCH] test(ext/node): add timers_tests.ts from std/node

This PR ports timers_tests.ts from std/node as part of #17840
---
 cli/tests/unit_node/timers_test.ts | 52 ++++++++++++++++++++++++++++++
 1 file changed, 52 insertions(+)
 create mode 100644 cli/tests/unit_node/timers_test.ts

diff --git a/cli/tests/unit_node/timers_test.ts b/cli/tests/unit_node/timers_test.ts
new file mode 100644
index 00000000000000..8676edb766ce03
--- /dev/null
+++ b/cli/tests/unit_node/timers_test.ts
@@ -0,0 +1,52 @@
+// Copyright 2018-2023 the Deno authors. All rights reserved. MIT license.
+
+import { assert } from "../../../test_util/std/testing/asserts.ts";
+import * as timers from "node:timers";
+import * as timersPromises from "node:timers/promises";
+
+Deno.test("[node/timers setTimeout]", () => {
+  {
+    const { clearTimeout, setTimeout } = timers;
+    const id = setTimeout(() => {});
+    clearTimeout(id);
+  }
+
+  {
+    const id = timers.setTimeout(() => {});
+    timers.clearTimeout(id);
+  }
+});
+
+Deno.test("[node/timers setInterval]", () => {
+  {
+    const { clearInterval, setInterval } = timers;
+    const id = setInterval(() => {});
+    clearInterval(id);
+  }
+
+  {
+    const id = timers.setInterval(() => {});
+    timers.clearInterval(id);
+  }
+});
+
+Deno.test("[node/timers setImmediate]", () => {
+  {
+    const { clearImmediate, setImmediate } = timers;
+    const id = setImmediate(() => {});
+    clearImmediate(id);
+  }
+
+  {
+    const id = timers.setImmediate(() => {});
+    timers.clearImmediate(id);
+  }
+});
+
+Deno.test("[node/timers/promises setTimeout]", () => {
+  const { setTimeout } = timersPromises;
+  const p = setTimeout(0);
+
+  assert(p instanceof Promise);
+  return p;
+});