diff options
Diffstat (limited to 'src/node_modules/is-negative-zero/test')
-rw-r--r-- | src/node_modules/is-negative-zero/test/index.js | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/src/node_modules/is-negative-zero/test/index.js b/src/node_modules/is-negative-zero/test/index.js new file mode 100644 index 0000000..8fd7d16 --- /dev/null +++ b/src/node_modules/is-negative-zero/test/index.js @@ -0,0 +1,28 @@ +'use strict'; + +var test = require('tape'); +var isNegativeZero = require('../'); + +test('not negative zero', function (t) { + 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(); +}); + |