nodejs-mozilla/test/parallel/test-repl-envvars.js

65 lines
1.5 KiB
JavaScript

'use strict';
// Flags: --expose-internals
require('../common');
const stream = require('stream');
const REPL = require('internal/repl');
const assert = require('assert');
const inspect = require('util').inspect;
const tests = [
{
env: {},
expected: { terminal: true, useColors: true }
},
{
env: { NODE_DISABLE_COLORS: '1' },
expected: { terminal: true, useColors: false }
},
{
env: { NODE_NO_READLINE: '1' },
expected: { terminal: false, useColors: false }
},
{
env: { TERM: 'dumb' },
expected: { terminal: true, useColors: false }
},
{
env: { NODE_NO_READLINE: '1', NODE_DISABLE_COLORS: '1' },
expected: { terminal: false, useColors: false }
},
{
env: { NODE_NO_READLINE: '0' },
expected: { terminal: true, useColors: true }
}
];
function run(test) {
const env = test.env;
const expected = test.expected;
const opts = {
terminal: true,
input: new stream.Readable({ read() {} }),
output: new stream.Writable({ write() {} })
};
Object.assign(process.env, env);
REPL.createInternalRepl(process.env, opts, function(err, repl) {
assert.ifError(err);
assert.strictEqual(repl.terminal, expected.terminal,
`Expected ${inspect(expected)} with ${inspect(env)}`);
assert.strictEqual(repl.useColors, expected.useColors,
`Expected ${inspect(expected)} with ${inspect(env)}`);
for (const key of Object.keys(env)) {
delete process.env[key];
}
repl.close();
});
}
tests.forEach(run);