diff options
Diffstat (limited to 'node_modules/object-keys/test/shim.js')
-rw-r--r-- | node_modules/object-keys/test/shim.js | 134 |
1 files changed, 0 insertions, 134 deletions
diff --git a/node_modules/object-keys/test/shim.js b/node_modules/object-keys/test/shim.js deleted file mode 100644 index 9d93271..0000000 --- a/node_modules/object-keys/test/shim.js +++ /dev/null @@ -1,134 +0,0 @@ -var test = require('tape'); -var shimmedKeys = require('../index.js'); -var is = require('is'); -var keys = require('../shim.js'); -var forEach = require('foreach'); -var indexOf = require('indexof'); - -var obj = { - "str": "boz", - "obj": {}, - "arr": [], - "bool": true, - "num": 42, - "aNull": null, - "undef": undefined -}; -var objKeys = ['str', 'obj', 'arr', 'bool', 'num', 'aNull', 'undef']; - -test('exports a function', function (t) { - if (Object.keys) { - t.equal(Object.keys, shimmedKeys, 'Object.keys is supported and exported'); - } else { - t.equal(keys, shimmedKeys, 'Object.keys is not supported; shim is exported'); - } - t.end(); -}); - -test('working with actual shim', function (t) { - t.notEqual(Object.keys, keys, 'keys shim is not native Object.keys'); - t.end(); -}); - -test('works with an object literal', function (t) { - var theKeys = keys(obj); - t.equal(is.array(theKeys), true, 'returns an array'); - t.deepEqual(theKeys, objKeys, 'Object has expected keys'); - t.end(); -}); - -test('works with an array', function (t) { - var arr = [1, 2, 3]; - var theKeys = keys(arr); - t.equal(is.array(theKeys), true, 'returns an array'); - t.deepEqual(theKeys, ['0', '1', '2'], 'Array has expected keys'); - t.end(); -}); - -test('works with a function', function (t) { - var foo = function () {}; - foo.a = true; - - t.doesNotThrow(function () { return keys(foo); }, 'does not throw an error'); - t.deepEqual(keys(foo), ['a'], 'returns expected keys'); - t.end(); -}); - -test('returns names which are own properties', function (t) { - forEach(keys(obj), function (name) { - t.equal(obj.hasOwnProperty(name), true, name + ' should be returned'); - }); - t.end(); -}); - -test('returns names which are enumerable', function (t) { - var k, loopedValues = []; - for (k in obj) { - loopedValues.push(k); - } - forEach(keys(obj), function (name) { - t.notEqual(indexOf(loopedValues, name), -1, name + ' is not enumerable'); - }); - t.end(); -}); - -test('throws an error for a non-object', function (t) { - t.throws( - function () { return keys(42); }, - new TypeError('Object.keys called on a non-object'), - 'throws on a non-object' - ); - t.end(); -}); - -test('works with an object instance', function (t) { - var Prototype = function () {}; - Prototype.prototype.foo = true; - var obj = new Prototype(); - obj.bar = true; - var theKeys = keys(obj); - t.equal(is.array(theKeys), true, 'returns an array'); - t.deepEqual(theKeys, ['bar'], 'Instance has expected keys'); - t.end(); -}); - -test('works in iOS 5 mobile Safari', function (t) { - var Foo = function () {}; - Foo.a = function () {}; - - // the bug is keys(Foo) => ['a', 'prototype'] instead of ['a'] - t.deepEqual(keys(Foo), ['a'], 'has expected keys'); - t.end(); -}); - -test('works in environments with the dontEnum bug (IE < 9)', function (t) { - var Foo = function () {}; - Foo.prototype.a = function () {}; - - // the bug is keys(Foo.prototype) => ['a', 'constructor'] instead of ['a'] - t.deepEqual(keys(Foo.prototype), ['a'], 'has expected keys'); - t.end(); -}); - -test('shadowed properties', function (t) { - var shadowedProps = [ - 'dummyControlProp', /* just to be sure */ - 'constructor', - 'hasOwnProperty', - 'isPrototypeOf', - 'propertyIsEnumerable', - 'toLocaleString', - 'toString', - 'valueOf' - ]; - shadowedProps.sort(); - var shadowedObject = {}; - forEach(shadowedProps, function (value, index) { - shadowedObject[value] = index; - }); - var shadowedObjectKeys = keys(shadowedObject); - shadowedObjectKeys.sort(); - t.deepEqual(shadowedObjectKeys, shadowedProps, 'troublesome shadowed properties are keys of object literals'); - t.end(); -}); - |