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nodejs/test/pseudo-tty/test-assert-colors.js
Ruben Bridgewater 81496567e7 assert: print more lines in the error diff
So far consequitive identical lines were collapsed if there were at
least three. Now they are only collapsed from five identical lines on.

This also simplifies the implementation a tiny bit by abstracting some
logic.

PR-URL: https://github.com/nodejs/node/pull/28058
Reviewed-By: Rich Trott <rtrott@gmail.com>
2019-06-12 19:50:03 -07:00

27 lines
836 B
JavaScript

'use strict';
require('../common');
const assert = require('assert').strict;
try {
// Activate colors even if the tty does not support colors.
process.env.COLORTERM = '1';
// Make sure TERM is not set to e.g., 'dumb' and NODE_DISABLE_COLORS is not
// active.
process.env.TERM = 'FOOBAR';
delete process.env.NODE_DISABLE_COLORS;
assert.deepStrictEqual([1, 2, 2, 2, 2], [2, 2, 2, 2, 2]);
} catch (err) {
const expected = 'Expected values to be strictly deep-equal:\n' +
'\u001b[32m+ actual\u001b[39m \u001b[31m- expected\u001b[39m' +
' \u001b[34m...\u001b[39m Lines skipped\n\n' +
' [\n' +
'\u001b[32m+\u001b[39m 1,\n' +
'\u001b[31m-\u001b[39m 2,\n' +
' 2,\n' +
'\u001b[34m...\u001b[39m\n' +
' 2,\n' +
' 2\n' +
' ]';
assert.strictEqual(err.message, expected);
}