mirror of
https://github.com/denoland/deno
synced 2024-08-25 02:57:22 +00:00
![Divy Srivastava](/assets/img/avatar_default.png)
Fixes https://github.com/denoland/deno/issues/22973 --------- Co-authored-by: Satya Rohith <me@satyarohith.com>
55 lines
1.3 KiB
TypeScript
55 lines
1.3 KiB
TypeScript
// Copyright 2018-2024 the Deno authors. All rights reserved. MIT license.
|
|
import { unwatchFile, watch, watchFile } from "node:fs";
|
|
import { assertEquals } from "@std/assert/mod.ts";
|
|
|
|
function wait(time: number) {
|
|
return new Promise((resolve) => {
|
|
setTimeout(resolve, time);
|
|
});
|
|
}
|
|
|
|
Deno.test({
|
|
name: "watching a file",
|
|
async fn() {
|
|
const file = Deno.makeTempFileSync();
|
|
const result: Array<[string, string | null]> = [];
|
|
const watcher = watch(
|
|
file,
|
|
(eventType, filename) => result.push([eventType, filename]),
|
|
);
|
|
await wait(100);
|
|
Deno.writeTextFileSync(file, "something");
|
|
await wait(100);
|
|
watcher.close();
|
|
await wait(100);
|
|
assertEquals(result.length >= 1, true);
|
|
},
|
|
});
|
|
|
|
Deno.test({
|
|
name: "watching a file with options",
|
|
async fn() {
|
|
const file = Deno.makeTempFileSync();
|
|
watchFile(
|
|
file,
|
|
() => {},
|
|
);
|
|
await wait(100);
|
|
unwatchFile(file);
|
|
},
|
|
});
|
|
|
|
Deno.test({
|
|
name: "watch.unref() should work",
|
|
sanitizeOps: false,
|
|
sanitizeResources: false,
|
|
async fn() {
|
|
const file = Deno.makeTempFileSync();
|
|
const watcher = watch(file, () => {});
|
|
// Wait for the watcher to be initialized
|
|
await wait(10);
|
|
// @ts-ignore node types are outdated in deno.
|
|
watcher.unref();
|
|
},
|
|
});
|