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ce2ed584c8
PR-URL: https://github.com/nodejs/node/pull/19446 Reviewed-By: Luigi Pinca <luigipinca@gmail.com> Reviewed-By: James M Snell <jasnell@gmail.com> Reviewed-By: Matteo Collina <matteo.collina@gmail.com> Reviewed-By: Shingo Inoue <leko.noor@gmail.com>
65 lines
1.9 KiB
JavaScript
65 lines
1.9 KiB
JavaScript
'use strict';
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const common = require('../common');
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const assert = require('assert').strict;
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/* eslint-disable no-restricted-properties */
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const { WriteStream } = require('tty');
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const fd = common.getTTYfd();
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const writeStream = new WriteStream(fd);
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{
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const depth = writeStream.getColorDepth();
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assert.equal(typeof depth, 'number');
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assert(depth >= 1 && depth <= 24);
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}
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// Check different environment variables.
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[
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[{ COLORTERM: '1' }, 4],
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[{ TMUX: '1' }, 8],
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[{ CI: '1' }, 1],
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[{ CI: '1', TRAVIS: '1' }, 8],
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[{ CI: '1', CIRCLECI: '1' }, 8],
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[{ CI: '1', APPVEYOR: '1' }, 8],
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[{ CI: '1', GITLAB_CI: '1' }, 8],
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[{ CI: '1', CI_NAME: 'codeship' }, 8],
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[{ TEAMCITY_VERSION: '1.0.0' }, 1],
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[{ TEAMCITY_VERSION: '9.11.0' }, 4],
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[{ TERM_PROGRAM: 'iTerm.app' }, 8],
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[{ TERM_PROGRAM: 'iTerm.app', TERM_PROGRAM_VERSION: '3.0' }, 24],
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[{ TERM_PROGRAM: 'iTerm.app', TERM_PROGRAM_VERSION: '2.0' }, 8],
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[{ TERM_PROGRAM: 'HyperTerm' }, 24],
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[{ TERM_PROGRAM: 'Hyper' }, 24],
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[{ TERM_PROGRAM: 'MacTerm' }, 24],
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[{ TERM_PROGRAM: 'Apple_Terminal' }, 8],
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[{ TERM: 'xterm-256' }, 8],
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[{ TERM: 'ansi' }, 4],
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[{ TERM: 'ANSI' }, 4],
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[{ TERM: 'color' }, 4],
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[{ TERM: 'linux' }, 4],
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[{ TERM: 'fail' }, 1],
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[{ NODE_DISABLE_COLORS: '1' }, 1],
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[{ TERM: 'dumb' }, 1],
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[{ TERM: 'dumb', COLORTERM: '1' }, 4],
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].forEach(([env, depth], i) => {
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const actual = writeStream.getColorDepth(env);
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assert.equal(
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actual,
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depth,
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`i: ${i}, expected: ${depth}, actual: ${actual}, env: ${env}`
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);
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});
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// OS settings
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{
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const platform = Object.getOwnPropertyDescriptor(process, 'platform');
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const [ value, depth1, depth2 ] = process.platform !== 'win32' ?
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['win32', 1, 4] : ['linux', 4, 1];
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assert.equal(writeStream.getColorDepth({}), depth1);
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Object.defineProperty(process, 'platform', { value });
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assert.equal(writeStream.getColorDepth({}), depth2);
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Object.defineProperty(process, 'platform', platform);
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}
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