diff options
Diffstat (limited to 'src/node_modules/is-date-object/test/index.js')
-rw-r--r-- | src/node_modules/is-date-object/test/index.js | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/src/node_modules/is-date-object/test/index.js b/src/node_modules/is-date-object/test/index.js new file mode 100644 index 0000000..b9d27c5 --- /dev/null +++ b/src/node_modules/is-date-object/test/index.js @@ -0,0 +1,36 @@ +'use strict'; + +var test = require('tape'); +var isDate = require('../'); +var hasSymbols = typeof Symbol === 'function' && typeof Symbol('') === 'symbol'; + +test('not Dates', function (t) { + t.notOk(isDate(), 'undefined is not Date'); + t.notOk(isDate(null), 'null is not Date'); + t.notOk(isDate(false), 'false is not Date'); + t.notOk(isDate(true), 'true is not Date'); + t.notOk(isDate(42), 'number is not Date'); + t.notOk(isDate('foo'), 'string is not Date'); + t.notOk(isDate([]), 'array is not Date'); + t.notOk(isDate({}), 'object is not Date'); + t.notOk(isDate(function () {}), 'function is not Date'); + t.notOk(isDate(/a/g), 'regex literal is not Date'); + t.notOk(isDate(new RegExp('a', 'g')), 'regex object is not Date'); + t.end(); +}); + +test('@@toStringTag', { skip: !hasSymbols || !Symbol.toStringTag }, function (t) { + var realDate = new Date(); + var fakeDate = { + toString: function () { return String(realDate); }, + valueOf: function () { return realDate.getTime(); } + }; + fakeDate[Symbol.toStringTag] = 'Date'; + t.notOk(isDate(fakeDate), 'fake Date with @@toStringTag "Date" is not Date'); + t.end(); +}); + +test('Dates', function (t) { + t.ok(isDate(new Date()), 'new Date() is Date'); + t.end(); +}); |