Files
dewedev/node_modules/is-negative-zero/test/index.js
dwindown 7f2dd5260f Initial commit: Developer Tools MVP with visual editor
- Complete React app with 7 developer tools
- JSON Tool with visual structured editor
- Serialize Tool with visual structured editor
- URL, Base64, CSV/JSON, Beautifier, Diff tools
- Responsive navigation with dropdown menu
- Dark/light mode toggle
- Mobile-responsive design with sticky header
- All tools working with copy/paste functionality
2025-08-02 09:31:26 +07:00

30 lines
1.1 KiB
JavaScript

'use strict';
var test = require('tape');
var isNegativeZero = require('../');
test('not negative zero', function (t) {
// @ts-expect-error
t.notOk(isNegativeZero(), 'undefined is not negative zero');
t.notOk(isNegativeZero(null), 'null is not negative zero');
t.notOk(isNegativeZero(false), 'false is not negative zero');
t.notOk(isNegativeZero(true), 'true is not negative zero');
t.notOk(isNegativeZero(0), 'positive zero is not negative zero');
t.notOk(isNegativeZero(Infinity), 'Infinity is not negative zero');
t.notOk(isNegativeZero(-Infinity), '-Infinity is not negative zero');
t.notOk(isNegativeZero(NaN), 'NaN is not negative zero');
t.notOk(isNegativeZero('foo'), 'string is not negative zero');
t.notOk(isNegativeZero([]), 'array is not negative zero');
t.notOk(isNegativeZero({}), 'object is not negative zero');
t.notOk(isNegativeZero(function () {}), 'function is not negative zero');
t.notOk(isNegativeZero(-1), '-1 is not negative zero');
t.end();
});
test('negative zero', function (t) {
t.ok(isNegativeZero(-0), 'negative zero is negative zero');
t.end();
});