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Both are simple utility functions defined by the WHATWG console spec (https://console.spec.whatwg.org/). PR-URL: https://github.com/nodejs/node/pull/12678 Ref: https://github.com/nodejs/node/issues/12675 Reviewed-By: Anna Henningsen <anna@addaleax.net> Reviewed-By: Benjamin Gruenbaum <benjamingr@gmail.com> Reviewed-By: Colin Ihrig <cjihrig@gmail.com> Reviewed-By: Luigi Pinca <luigipinca@gmail.com> Reviewed-By: Daijiro Wachi <daijiro.wachi@gmail.com> Reviewed-By: Timothy Gu <timothygu99@gmail.com> Reviewed-By: Tobias Nießen <tniessen@tnie.de>
23 lines
502 B
JavaScript
23 lines
502 B
JavaScript
'use strict';
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require('../common');
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const assert = require('assert');
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const stdoutWrite = process.stdout.write;
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// The sequence for moving the cursor to 0,0 and clearing screen down
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const check = '\u001b[1;1H\u001b[0J';
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function doTest(isTTY, check) {
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let buf = '';
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process.stdout.isTTY = isTTY;
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process.stdout.write = (string) => buf += string;
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console.clear();
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process.stdout.write = stdoutWrite;
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assert.strictEqual(buf, check);
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}
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// Fake TTY
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doTest(true, check);
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doTest(false, '');
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