1 files changed, 109 insertions, 0 deletions
diff --git a/tests/node_compat/test/parallel/test-timers-refresh.js b/tests/node_compat/test/parallel/test-timers-refresh.js
new file mode 100644
index 000000000..942cf5604
--- /dev/null
+++ b/tests/node_compat/test/parallel/test-timers-refresh.js
@@ -0,0 +1,109 @@
+// deno-fmt-ignore-file
+// deno-lint-ignore-file
+
+// Copyright Joyent and Node contributors. All rights reserved. MIT license.
+// Taken from Node 18.12.1
+// This file is automatically generated by `tools/node_compat/setup.ts`. Do not modify this file manually.
+
+// Flags: --expose-internals
+
+'use strict';
+
+const common = require('../common');
+
+const { strictEqual, throws } = require('assert');
+const { setUnrefTimeout } = require('internal/timers');
+
+// Schedule the unrefed cases first so that the later case keeps the event loop
+// active.
+
+// Every case in this test relies on implicit sorting within either Node's or
+// libuv's timers storage data structures.
+
+// unref()'d timer
+{
+  let called = false;
+  const timer = setTimeout(common.mustCall(() => {
+    called = true;
+  }), 1);
+  timer.unref();
+
+  // This relies on implicit timers handle sorting within libuv.
+
+  setTimeout(common.mustCall(() => {
+    strictEqual(called, false, 'unref()\'d timer returned before check');
+  }), 1);
+
+  strictEqual(timer.refresh(), timer);
+}
+
+// Should throw with non-functions
+{
+  [null, true, false, 0, 1, NaN, '', 'foo', {}, Symbol()].forEach((cb) => {
+    throws(
+      () => setUnrefTimeout(cb),
+      {
+        code: 'ERR_INVALID_ARG_TYPE',
+      }
+    );
+  });
+}
+
+// unref pooled timer
+{
+  let called = false;
+  const timer = setUnrefTimeout(common.mustCall(() => {
+    called = true;
+  }), 1);
+
+  setUnrefTimeout(common.mustCall(() => {
+    strictEqual(called, false, 'unref pooled timer returned before check');
+  }), 1);
+
+  strictEqual(timer.refresh(), timer);
+}
+
+// regular timer
+{
+  let called = false;
+  const timer = setTimeout(common.mustCall(() => {
+    called = true;
+  }), 1);
+
+  setTimeout(common.mustCall(() => {
+    strictEqual(called, false, 'pooled timer returned before check');
+  }), 1);
+
+  strictEqual(timer.refresh(), timer);
+}
+
+// regular timer
+{
+  let called = false;
+  const timer = setTimeout(common.mustCall(() => {
+    if (!called) {
+      called = true;
+      process.nextTick(common.mustCall(() => {
+        timer.refresh();
+        strictEqual(timer.hasRef(), true);
+      }));
+    }
+  }, 2), 1);
+}
+
+// interval
+{
+  let called = 0;
+  const timer = setInterval(common.mustCall(() => {
+    called += 1;
+    if (called === 2) {
+      clearInterval(timer);
+    }
+  }, 2), 1);
+
+  setTimeout(common.mustCall(() => {
+    strictEqual(called, 0, 'pooled timer returned before check');
+  }), 1);
+
+  strictEqual(timer.refresh(), timer);
+}