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denoland-deno/tests/unit_node/tty_test.ts
Asher Gomez 92f6188253
chore: use @std import instead of @test_util/std (#22398)
This PR:
1. Replaces `@test_util/std`-prefixed imports with `@std`.
2. Adds `@std/` import map entries to a few `deno.json` files.
2024-02-13 02:05:10 +00:00

36 lines
1.2 KiB
TypeScript

// Copyright 2018-2024 the Deno authors. All rights reserved. MIT license.
// deno-lint-ignore-file no-explicit-any
import { assert } from "@std/assert/mod.ts";
import { isatty } from "node:tty";
import process from "node:process";
Deno.test("[node/tty isatty] returns true when fd is a tty, false otherwise", () => {
assert(Deno.stdin.isTerminal() === isatty(Deno.stdin.rid));
assert(Deno.stdout.isTerminal() === isatty(Deno.stdout.rid));
assert(Deno.stderr.isTerminal() === isatty(Deno.stderr.rid));
using file = Deno.openSync("README.md");
assert(!isatty(file.rid));
});
Deno.test("[node/tty isatty] returns false for irrelevant values", () => {
// invalid numeric fd
assert(!isatty(1234567));
// TODO(kt3k): Enable this test when the below issue resolved
// https://github.com/denoland/deno/issues/14398
// assert(!isatty(-1));
// invalid type fd
assert(!isatty("abc" as any));
assert(!isatty({} as any));
assert(!isatty([] as any));
assert(!isatty(null as any));
assert(!isatty(undefined as any));
});
Deno.test("[node/tty WriteStream.isTTY] returns true when fd is a tty", () => {
assert(Deno.stdin.isTerminal() === process.stdin.isTTY);
assert(Deno.stdout.isTerminal() === process.stdout.isTTY);
});