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// Copyright 2018-2024 the Deno authors. All rights reserved. MIT license.
import { assertEquals, fail } from "@std/assert";
import { fsync, fsyncSync } from "node:fs";
Deno.test({
name: "ASYNC: flush any pending data of the given file stream to disk",
// TODO(bartlomieju): this test is broken in Deno 2, because `file.rid` is undefined.
// The fs APIs should be rewritten to use actual FDs, not RIDs
ignore: true,
async fn() {
const filePath = await Deno.makeTempFile();
using file = await Deno.open(filePath, {
read: true,
write: true,
create: true,
});
const size = 64;
await file.truncate(size);
await new Promise<void>((resolve, reject) => {
// @ts-ignore (iuioiua) `file.rid` should no longer be needed once FDs are used
fsync(file.rid, (err: Error | null) => {
if (err !== null) reject();
else resolve();
});
})
.then(
async () => {
assertEquals((await Deno.stat(filePath)).size, size);
},
() => {
fail("No error expected");
},
)
.finally(async () => {
await Deno.remove(filePath);
});
},
});
Deno.test({
name: "SYNC: flush any pending data the given file stream to disk",
// TODO(bartlomieju): this test is broken in Deno 2, because `file.rid` is undefined.
// The fs APIs should be rewritten to use actual FDs, not RIDs
ignore: true,
fn() {
const filePath = Deno.makeTempFileSync();
using file = Deno.openSync(filePath, {
read: true,
write: true,
create: true,
});
const size = 64;
file.truncateSync(size);
try {
// @ts-ignore (iuioiua) `file.rid` should no longer be needed once FDs are used
fsyncSync(file.rid);
assertEquals(Deno.statSync(filePath).size, size);
} finally {
Deno.removeSync(filePath);
}
},
});
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