1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
|
// Using assert instead of Must.js for safety because Must.js uses kindof.
var assert = require("assert")
var kindof = require("..")
describe("kindof", function() {
// Allow using Boolean, Number, String as constructors in tests.
/* jshint -W053 */
it("must return \"undefined\" for undefined", function() {
assert.strictEqual(kindof(undefined), "undefined")
})
it("must return \"null\" for null", function() {
assert.strictEqual(kindof(null), "null")
})
describe("given Boolean", function() {
it("must return \"boolean\" for true", function() {
assert.strictEqual(kindof(true), "boolean")
})
it("must return \"boolean\" for false", function() {
assert.strictEqual(kindof(false), "boolean")
})
it("must return \"object\" for new Boolean(true)", function() {
assert.strictEqual(kindof(new Boolean(true)), "object")
})
it("must return \"object\" for new Boolean(false)", function() {
assert.strictEqual(kindof(new Boolean(false)), "object")
})
describe("given another context", function() {
context("must return \"object\" for boolean object", function(window) {
assert.strictEqual(kindof(new window.Boolean), "object")
})
})
})
describe("given Number", function() {
it("must return \"number\" for number primitive", function() {
assert.strictEqual(kindof(42), "number")
})
it("must return \"number\" for zero number primitive", function() {
assert.strictEqual(kindof(0), "number")
})
it("must return \"object\" for number object", function() {
assert.strictEqual(kindof(new Number(42)), "object")
})
it("must return \"object\" for zero number object", function() {
assert.strictEqual(kindof(new Number(0)), "object")
})
it("must return \"number\" for NaN", function() {
assert.strictEqual(kindof(NaN), "number")
})
it("must return \"number\" for Infinity", function() {
assert.strictEqual(kindof(Infinity), "number")
})
describe("given another context", function() {
context("must return \"object\" for number object", function(window) {
assert.strictEqual(kindof(new window.Number), "object")
})
})
})
describe("given String", function() {
it("must return \"string\" for string primitive", function() {
assert.strictEqual(kindof("Hello"), "string")
})
it("must return \"string\" for empty string primitive", function() {
assert.strictEqual(kindof(""), "string")
})
it("must return \"object\" for string object", function() {
assert.strictEqual(kindof(new String("Hello")), "object")
})
it("must return \"object\" for empty string object", function() {
assert.strictEqual(kindof(new String), "object")
})
describe("given another context", function() {
context("must return \"object\" for string object", function(window) {
assert.strictEqual(kindof(new window.String), "object")
})
})
})
if (typeof Symbol == "function") describe("given Symbol", function() {
it("must return \"symbol\" for an anonymous symbol", function() {
assert.strictEqual(kindof(Symbol()), "symbol")
})
it("must return \"symbol\" for a named symbol", function() {
assert.strictEqual(kindof(Symbol("forEach")), "symbol")
})
it("must return \"symbol\" for an existing symbol", function() {
assert.strictEqual(kindof(Symbol.iterator), "symbol")
})
})
describe("given RegExp", function() {
it("must return \"regexp\"", function() {
assert.strictEqual(kindof(/./), "regexp")
})
describe("given another context", function() {
context("must return \"regexp\"", function(window) {
assert.strictEqual(kindof(new window.RegExp), "regexp")
})
})
})
describe("given Date", function() {
it("must return \"date\"", function() {
assert.strictEqual(kindof(new Date), "date")
})
describe("given another context", function() {
context("must return \"date\"", function(window) {
assert.strictEqual(kindof(new window.Date), "date")
})
})
})
describe("given Array", function() {
it("must return \"array\"", function() {
assert.strictEqual(kindof([]), "array")
})
describe("given another context", function() {
context("must return \"array\"", function(window) {
assert.strictEqual(kindof(new window.Array), "array")
})
})
})
describe("given Function", function() {
it("must return \"function\"", function() {
assert.strictEqual(kindof(function() {}), "function")
})
describe("given another context", function() {
context("must return \"function\"", function(window) {
assert.strictEqual(kindof(new window.Function), "function")
})
})
})
describe("given Error", function() {
it("must return \"object\"", function() {
assert.strictEqual(kindof(new Error), "object")
})
})
describe("given Arguments", function() {
it("must return \"object\"", function() {
assert.strictEqual(kindof(arguments), "object")
})
})
describe("given Math", function() {
it("must return \"object\"", function() {
assert.strictEqual(kindof(Math), "object")
})
})
describe("given JSON", function() {
it("must return \"object\"", function() {
assert.strictEqual(kindof(JSON), "object")
})
})
describe("given Object", function() {
it("must return \"object\"", function() {
assert.strictEqual(kindof({}), "object")
})
})
describe("given custom instance", function() {
it("must return \"object\"", function() {
function Foo() {}
assert.strictEqual(kindof(new Foo), "object")
})
})
function context(title, fn) {
if (typeof window == "undefined") return it.skip(title)
it(title, function() {
var frame = document.createElement("iframe")
document.body.appendChild(frame)
try { fn(frame.contentWindow) }
finally { document.body.removeChild(frame) }
})
}
})
|
