/
_fs_fdatasync_test.ts
60 lines (56 loc) · 1.48 KB
/
_fs_fdatasync_test.ts
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// Copyright 2018-2022 the Deno authors. All rights reserved. MIT license.
import { assertEquals, fail } from "../../testing/asserts.ts";
import { fdatasync, fdatasyncSync } from "./_fs_fdatasync.ts";
Deno.test({
name:
"ASYNC: flush any pending data operations of the given file stream to disk",
async fn() {
const file: string = await Deno.makeTempFile();
const { rid } = await Deno.open(file, {
read: true,
write: true,
create: true,
});
const data = new Uint8Array(64);
await Deno.write(rid, data);
await new Promise<void>((resolve, reject) => {
fdatasync(rid, (err: Error | null) => {
if (err !== null) reject();
else resolve();
});
})
.then(
async () => {
assertEquals(await Deno.readFile(file), data);
},
() => {
fail("No error expected");
},
)
.finally(async () => {
Deno.close(rid);
await Deno.remove(file);
});
},
});
Deno.test({
name:
"SYNC: flush any pending data operations of the given file stream to disk.",
fn() {
const file: string = Deno.makeTempFileSync();
const { rid } = Deno.openSync(file, {
read: true,
write: true,
create: true,
});
const data = new Uint8Array(64);
Deno.writeSync(rid, data);
try {
fdatasyncSync(rid);
assertEquals(Deno.readFileSync(file), data);
} finally {
Deno.close(rid);
Deno.removeSync(file);
}
},
});