mirror of
https://github.com/react/react-native-devtools-frontend.git
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Tim van der Lippe
2c89197d0d
R=jacktfranklin@chromium.org No-Presubmit: True Bug: none Change-Id: I52dc24b12e350787085c5e3d131cface7ea87142 Reviewed-on: https://chromium-review.googlesource.com/c/devtools/devtools-frontend/+/3060705 Commit-Queue: Tim van der Lippe <tvanderlippe@chromium.org> Reviewed-by: Paul Lewis <aerotwist@chromium.org>
29 lines
1.1 KiB
JavaScript
29 lines
1.1 KiB
JavaScript
'use strict';
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var test = require('tape');
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var isNegativeZero = require('../');
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test('not negative zero', function (t) {
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t.notOk(isNegativeZero(), 'undefined is not negative zero');
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t.notOk(isNegativeZero(null), 'null is not negative zero');
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t.notOk(isNegativeZero(false), 'false is not negative zero');
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t.notOk(isNegativeZero(true), 'true is not negative zero');
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t.notOk(isNegativeZero(0), 'positive zero is not negative zero');
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t.notOk(isNegativeZero(Infinity), 'Infinity is not negative zero');
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t.notOk(isNegativeZero(-Infinity), '-Infinity is not negative zero');
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t.notOk(isNegativeZero(NaN), 'NaN is not negative zero');
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t.notOk(isNegativeZero('foo'), 'string is not negative zero');
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t.notOk(isNegativeZero([]), 'array is not negative zero');
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t.notOk(isNegativeZero({}), 'object is not negative zero');
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t.notOk(isNegativeZero(function () {}), 'function is not negative zero');
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t.notOk(isNegativeZero(-1), '-1 is not negative zero');
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t.end();
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});
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test('negative zero', function (t) {
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t.ok(isNegativeZero(-0), 'negative zero is negative zero');
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t.end();
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});
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