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// Copyright 2018-2023 the Deno authors. All rights reserved. MIT license.
import {
assert,
assertThrows,
fail,
} from "../../../../test_util/std/testing/asserts.ts";
import { assertCallbackErrorUncaught } from "../_test_utils.ts";
import { close, closeSync } from "node:fs";
Deno.test({
name: "ASYNC: File is closed",
async fn() {
const tempFile: string = await Deno.makeTempFile();
const file: Deno.FsFile = await Deno.open(tempFile);
assert(Deno.resources()[file.rid]);
await new Promise<void>((resolve, reject) => {
close(file.rid, (err) => {
if (err !== null) reject();
else resolve();
});
})
.then(() => {
assert(!Deno.resources()[file.rid]);
}, () => {
fail("No error expected");
})
.finally(async () => {
await Deno.remove(tempFile);
});
},
});
Deno.test({
name: "ASYNC: Invalid fd",
fn() {
assertThrows(() => {
close(-1, (_err) => {});
}, RangeError);
},
});
Deno.test({
name: "close callback should be asynchronous",
async fn() {
const tempFile: string = Deno.makeTempFileSync();
const file: Deno.FsFile = Deno.openSync(tempFile);
let foo: string;
const promise = new Promise<void>((resolve) => {
close(file.rid, () => {
assert(foo === "bar");
resolve();
});
foo = "bar";
});
await promise;
Deno.removeSync(tempFile);
},
});
Deno.test({
name: "SYNC: File is closed",
fn() {
const tempFile: string = Deno.makeTempFileSync();
const file: Deno.FsFile = Deno.openSync(tempFile);
assert(Deno.resources()[file.rid]);
closeSync(file.rid);
assert(!Deno.resources()[file.rid]);
Deno.removeSync(tempFile);
},
});
Deno.test({
name: "SYNC: Invalid fd",
fn() {
assertThrows(() => closeSync(-1));
},
});
Deno.test("[std/node/fs] close callback isn't called twice if error is thrown", async () => {
const tempFile = await Deno.makeTempFile();
const importUrl = new URL("node:fs", import.meta.url);
await assertCallbackErrorUncaught({
prelude: `
import { close } from ${JSON.stringify(importUrl)};
const file = await Deno.open(${JSON.stringify(tempFile)});
`,
invocation: "close(file.rid, ",
async cleanup() {
await Deno.remove(tempFile);
},
});
});
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