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denoland-deno/std/node/_fs/_fs_link_test.ts

62 lines
1.6 KiB
TypeScript

// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
import { fail, assertEquals } from "../../testing/asserts.ts";
import { link, linkSync } from "./_fs_link.ts";
import { assert } from "../../testing/asserts.ts";
Deno.test({
name: "ASYNC: hard linking files works as expected",
async fn() {
const tempFile: string = await Deno.makeTempFile();
const linkedFile: string = tempFile + ".link";
await new Promise((res, rej) => {
link(tempFile, linkedFile, (err) => {
if (err) rej(err);
else res();
});
})
.then(() => {
assertEquals(Deno.statSync(tempFile), Deno.statSync(linkedFile));
})
.catch(() => {
fail("Expected to succeed");
})
.finally(() => {
Deno.removeSync(tempFile);
Deno.removeSync(linkedFile);
});
},
});
Deno.test({
name: "ASYNC: hard linking files passes error to callback",
async fn() {
let failed = false;
await new Promise((res, rej) => {
link("no-such-file", "no-such-file", (err) => {
if (err) rej(err);
else res();
});
})
.then(() => {
fail("Expected to succeed");
})
.catch((err) => {
assert(err);
failed = true;
});
assert(failed);
},
});
Deno.test({
name: "SYNC: hard linking files works as expected",
fn() {
const tempFile: string = Deno.makeTempFileSync();
const linkedFile: string = tempFile + ".link";
linkSync(tempFile, linkedFile);
assertEquals(Deno.statSync(tempFile), Deno.statSync(linkedFile));
Deno.removeSync(tempFile);
Deno.removeSync(linkedFile);
},
});