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denoland-deno/tests/unit/tty_test.ts
2024-09-12 11:30:12 +10:00

29 lines
746 B
TypeScript

// Copyright 2018-2024 the Deno authors. All rights reserved. MIT license.
// deno-lint-ignore-file no-deprecated-deno-api
import { assert } from "./test_util.ts";
// Note tests for Deno.stdin.setRaw is in integration tests.
Deno.test(function consoleSize() {
if (!Deno.stdout.isTerminal()) {
return;
}
const result = Deno.consoleSize();
assert(typeof result.columns !== "undefined");
assert(typeof result.rows !== "undefined");
});
Deno.test(function isattyError() {
let caught = false;
try {
// Absurdly large rid.
// @ts-ignore `Deno.isatty()` was soft-removed in Deno 2.
Deno.isatty(0x7fffffff);
} catch (e) {
caught = true;
assert(e instanceof Deno.errors.BadResource);
}
assert(caught);
});