CoCalc -- parse.js

Summer of Sage Days 2015: San Diego (sd64.25), etc.
react / wstein / node_modules / jest-cli / node_modules / jsdom / node_modules / request / node_modules / qs / test / parse.js
⁸¹¹⁴⁶ views
1
/* eslint no-extend-native:0 */
2
// Load modules
3

4
var Code = require('code');
5
var Lab = require('lab');
6
var Qs = require('../');
7

8

9
// Declare internals
10

11
var internals = {};
12

13

14
// Test shortcuts
15

16
var lab = exports.lab = Lab.script();
17
var expect = Code.expect;
18
var describe = lab.experiment;
19
var it = lab.test;
20

21

22
describe('parse()', function () {
23

24
    it('parses a simple string', function (done) {
25

26
        expect(Qs.parse('0=foo')).to.deep.equal({ '0': 'foo' }, { prototype: false });
27
        expect(Qs.parse('foo=c++')).to.deep.equal({ foo: 'c  ' }, { prototype: false });
28
        expect(Qs.parse('a[>=]=23')).to.deep.equal({ a: { '>=': '23' } }, { prototype: false });
29
        expect(Qs.parse('a[<=>]==23')).to.deep.equal({ a: { '<=>': '=23' } }, { prototype: false });
30
        expect(Qs.parse('a[==]=23')).to.deep.equal({ a: { '==': '23' } }, { prototype: false });
31
        expect(Qs.parse('foo', {strictNullHandling: true})).to.deep.equal({ foo: null }, { prototype: false });
32
        expect(Qs.parse('foo' )).to.deep.equal({ foo: '' }, { prototype: false });
33
        expect(Qs.parse('foo=')).to.deep.equal({ foo: '' }, { prototype: false });
34
        expect(Qs.parse('foo=bar')).to.deep.equal({ foo: 'bar' }, { prototype: false });
35
        expect(Qs.parse(' foo = bar = baz ')).to.deep.equal({ ' foo ': ' bar = baz ' }, { prototype: false });
36
        expect(Qs.parse('foo=bar=baz')).to.deep.equal({ foo: 'bar=baz' }, { prototype: false });
37
        expect(Qs.parse('foo=bar&bar=baz')).to.deep.equal({ foo: 'bar', bar: 'baz' }, { prototype: false });
38
        expect(Qs.parse('foo2=bar2&baz2=')).to.deep.equal({ foo2: 'bar2', baz2: '' }, { prototype: false });
39
        expect(Qs.parse('foo=bar&baz', {strictNullHandling: true})).to.deep.equal({ foo: 'bar', baz: null }, { prototype: false });
40
        expect(Qs.parse('foo=bar&baz')).to.deep.equal({ foo: 'bar', baz: '' }, { prototype: false });
41
        expect(Qs.parse('cht=p3&chd=t:60,40&chs=250x100&chl=Hello|World')).to.deep.equal({
42
            cht: 'p3',
43
            chd: 't:60,40',
44
            chs: '250x100',
45
            chl: 'Hello|World'
46
        }, { prototype: false });
47
        done();
48
    });
49

50
    it('allows disabling dot notation', function (done) {
51

52
        expect(Qs.parse('a.b=c')).to.deep.equal({ a: { b: 'c' } }, { prototype: false });
53
        expect(Qs.parse('a.b=c', { allowDots: false })).to.deep.equal({ 'a.b': 'c' }, { prototype: false });
54
        done();
55
    });
56

57
    it('parses a single nested string', function (done) {
58

59
        expect(Qs.parse('a[b]=c')).to.deep.equal({ a: { b: 'c' } }, { prototype: false });
60
        done();
61
    });
62

63
    it('parses a double nested string', function (done) {
64

65
        expect(Qs.parse('a[b][c]=d')).to.deep.equal({ a: { b: { c: 'd' } } }, { prototype: false });
66
        done();
67
    });
68

69
    it('defaults to a depth of 5', function (done) {
70

71
        expect(Qs.parse('a[b][c][d][e][f][g][h]=i')).to.deep.equal({ a: { b: { c: { d: { e: { f: { '[g][h]': 'i' } } } } } } }, { prototype: false });
72
        done();
73
    });
74

75
    it('only parses one level when depth = 1', function (done) {
76

77
        expect(Qs.parse('a[b][c]=d', { depth: 1 })).to.deep.equal({ a: { b: { '[c]': 'd' } } }, { prototype: false });
78
        expect(Qs.parse('a[b][c][d]=e', { depth: 1 })).to.deep.equal({ a: { b: { '[c][d]': 'e' } } }, { prototype: false });
79
        done();
80
    });
81

82
    it('parses a simple array', function (done) {
83

84
        expect(Qs.parse('a=b&a=c')).to.deep.equal({ a: ['b', 'c'] }, { prototype: false });
85
        done();
86
    });
87

88
    it('parses an explicit array', function (done) {
89

90
        expect(Qs.parse('a[]=b')).to.deep.equal({ a: ['b'] }, { prototype: false });
91
        expect(Qs.parse('a[]=b&a[]=c')).to.deep.equal({ a: ['b', 'c'] }, { prototype: false });
92
        expect(Qs.parse('a[]=b&a[]=c&a[]=d')).to.deep.equal({ a: ['b', 'c', 'd'] }, { prototype: false });
93
        done();
94
    });
95

96
    it('parses a mix of simple and explicit arrays', function (done) {
97

98
        expect(Qs.parse('a=b&a[]=c')).to.deep.equal({ a: ['b', 'c'] }, { prototype: false });
99
        expect(Qs.parse('a[]=b&a=c')).to.deep.equal({ a: ['b', 'c'] }, { prototype: false });
100
        expect(Qs.parse('a[0]=b&a=c')).to.deep.equal({ a: ['b', 'c'] }, { prototype: false });
101
        expect(Qs.parse('a=b&a[0]=c')).to.deep.equal({ a: ['b', 'c'] }, { prototype: false });
102
        expect(Qs.parse('a[1]=b&a=c')).to.deep.equal({ a: ['b', 'c'] }, { prototype: false });
103
        expect(Qs.parse('a=b&a[1]=c')).to.deep.equal({ a: ['b', 'c'] }, { prototype: false });
104
        done();
105
    });
106

107
    it('parses a nested array', function (done) {
108

109
        expect(Qs.parse('a[b][]=c&a[b][]=d')).to.deep.equal({ a: { b: ['c', 'd'] } }, { prototype: false });
110
        expect(Qs.parse('a[>=]=25')).to.deep.equal({ a: { '>=': '25' } }, { prototype: false });
111
        done();
112
    });
113

114
    it('allows to specify array indices', function (done) {
115

116
        expect(Qs.parse('a[1]=c&a[0]=b&a[2]=d')).to.deep.equal({ a: ['b', 'c', 'd'] }, { prototype: false });
117
        expect(Qs.parse('a[1]=c&a[0]=b')).to.deep.equal({ a: ['b', 'c'] }, { prototype: false });
118
        expect(Qs.parse('a[1]=c')).to.deep.equal({ a: ['c'] }, { prototype: false });
119
        done();
120
    });
121

122
    it('limits specific array indices to 20', function (done) {
123

124
        expect(Qs.parse('a[20]=a')).to.deep.equal({ a: ['a'] }, { prototype: false });
125
        expect(Qs.parse('a[21]=a')).to.deep.equal({ a: { '21': 'a' } }, { prototype: false });
126
        done();
127
    });
128

129
    it('supports keys that begin with a number', function (done) {
130

131
        expect(Qs.parse('a[12b]=c')).to.deep.equal({ a: { '12b': 'c' } }, { prototype: false });
132
        done();
133
    });
134

135
    it('supports encoded = signs', function (done) {
136

137
        expect(Qs.parse('he%3Dllo=th%3Dere')).to.deep.equal({ 'he=llo': 'th=ere' }, { prototype: false });
138
        done();
139
    });
140

141
    it('is ok with url encoded strings', function (done) {
142

143
        expect(Qs.parse('a[b%20c]=d')).to.deep.equal({ a: { 'b c': 'd' } }, { prototype: false });
144
        expect(Qs.parse('a[b]=c%20d')).to.deep.equal({ a: { b: 'c d' } }, { prototype: false });
145
        done();
146
    });
147

148
    it('allows brackets in the value', function (done) {
149

150
        expect(Qs.parse('pets=["tobi"]')).to.deep.equal({ pets: '["tobi"]' }, { prototype: false });
151
        expect(Qs.parse('operators=[">=", "<="]')).to.deep.equal({ operators: '[">=", "<="]' }, { prototype: false });
152
        done();
153
    });
154

155
    it('allows empty values', function (done) {
156

157
        expect(Qs.parse('')).to.deep.equal({}, { prototype: false });
158
        expect(Qs.parse(null)).to.deep.equal({}, { prototype: false });
159
        expect(Qs.parse(undefined)).to.deep.equal({}, { prototype: false });
160
        done();
161
    });
162

163
    it('transforms arrays to objects', function (done) {
164

165
        expect(Qs.parse('foo[0]=bar&foo[bad]=baz')).to.deep.equal({ foo: { '0': 'bar', bad: 'baz' } }, { prototype: false });
166
        expect(Qs.parse('foo[bad]=baz&foo[0]=bar')).to.deep.equal({ foo: { bad: 'baz', '0': 'bar' } }, { prototype: false });
167
        expect(Qs.parse('foo[bad]=baz&foo[]=bar')).to.deep.equal({ foo: { bad: 'baz', '0': 'bar' } }, { prototype: false });
168
        expect(Qs.parse('foo[]=bar&foo[bad]=baz')).to.deep.equal({ foo: { '0': 'bar', bad: 'baz' } }, { prototype: false });
169
        expect(Qs.parse('foo[bad]=baz&foo[]=bar&foo[]=foo')).to.deep.equal({ foo: { bad: 'baz', '0': 'bar', '1': 'foo' } }, { prototype: false });
170
        expect(Qs.parse('foo[0][a]=a&foo[0][b]=b&foo[1][a]=aa&foo[1][b]=bb')).to.deep.equal({foo: [ {a: 'a', b: 'b'}, {a: 'aa', b: 'bb'} ]}, { prototype: false });
171
        expect(Qs.parse('a[]=b&a[t]=u&a[hasOwnProperty]=c')).to.deep.equal({ a: { '0': 'b', t: 'u', hasOwnProperty: 'c' } }, { prototype: false });
172
        expect(Qs.parse('a[]=b&a[hasOwnProperty]=c&a[x]=y')).to.deep.equal({ a: { '0': 'b', hasOwnProperty: 'c', x: 'y' } }, { prototype: false });
173
        done();
174
    });
175

176
    it('transforms arrays to objects (dot notation)', function (done) {
177

178
        expect(Qs.parse('foo[0].baz=bar&fool.bad=baz')).to.deep.equal({ foo: [ { baz: 'bar'} ], fool: { bad: 'baz' } }, { prototype: false });
179
        expect(Qs.parse('foo[0].baz=bar&fool.bad.boo=baz')).to.deep.equal({ foo: [ { baz: 'bar'} ], fool: { bad: { boo: 'baz' } } }, { prototype: false });
180
        expect(Qs.parse('foo[0][0].baz=bar&fool.bad=baz')).to.deep.equal({ foo: [[ { baz: 'bar'} ]], fool: { bad: 'baz' } }, { prototype: false });
181
        expect(Qs.parse('foo[0].baz[0]=15&foo[0].bar=2')).to.deep.equal({ foo: [{ baz: ['15'], bar: '2' }] }, { prototype: false });
182
        expect(Qs.parse('foo[0].baz[0]=15&foo[0].baz[1]=16&foo[0].bar=2')).to.deep.equal({ foo: [{ baz: ['15', '16'], bar: '2' }] }, { prototype: false });
183
        expect(Qs.parse('foo.bad=baz&foo[0]=bar')).to.deep.equal({ foo: { bad: 'baz', '0': 'bar' } }, { prototype: false });
184
        expect(Qs.parse('foo.bad=baz&foo[]=bar')).to.deep.equal({ foo: { bad: 'baz', '0': 'bar' } }, { prototype: false });
185
        expect(Qs.parse('foo[]=bar&foo.bad=baz')).to.deep.equal({ foo: { '0': 'bar', bad: 'baz' } }, { prototype: false });
186
        expect(Qs.parse('foo.bad=baz&foo[]=bar&foo[]=foo')).to.deep.equal({ foo: { bad: 'baz', '0': 'bar', '1': 'foo' } }, { prototype: false });
187
        expect(Qs.parse('foo[0].a=a&foo[0].b=b&foo[1].a=aa&foo[1].b=bb')).to.deep.equal({foo: [ {a: 'a', b: 'b'}, {a: 'aa', b: 'bb'} ]}, { prototype: false });
188
        done();
189
    });
190

191
    it('can add keys to objects', function (done) {
192

193
        expect(Qs.parse('a[b]=c&a=d')).to.deep.equal({ a: { b: 'c', d: true } }, { prototype: false });
194
        done();
195
    });
196

197
    it('correctly prunes undefined values when converting an array to an object', function (done) {
198

199
        expect(Qs.parse('a[2]=b&a[99999999]=c')).to.deep.equal({ a: { '2': 'b', '99999999': 'c' } }, { prototype: false });
200
        done();
201
    });
202

203
    it('supports malformed uri characters', function (done) {
204

205
        expect(Qs.parse('{%:%}', {strictNullHandling: true})).to.deep.equal({ '{%:%}': null }, { prototype: false });
206
        expect(Qs.parse('{%:%}=')).to.deep.equal({ '{%:%}': '' }, { prototype: false });
207
        expect(Qs.parse('foo=%:%}')).to.deep.equal({ foo: '%:%}' }, { prototype: false });
208
        done();
209
    });
210

211
    it('doesn\'t produce empty keys', function (done) {
212

213
        expect(Qs.parse('_r=1&')).to.deep.equal({ '_r': '1' }, { prototype: false });
214
        done();
215
    });
216

217
    it('cannot access Object prototype', function (done) {
218

219
        Qs.parse('constructor[prototype][bad]=bad');
220
        Qs.parse('bad[constructor][prototype][bad]=bad');
221
        expect(typeof Object.prototype.bad).to.equal('undefined');
222
        done();
223
    });
224

225
    it('parses arrays of objects', function (done) {
226

227
        expect(Qs.parse('a[][b]=c')).to.deep.equal({ a: [{ b: 'c' }] }, { prototype: false });
228
        expect(Qs.parse('a[0][b]=c')).to.deep.equal({ a: [{ b: 'c' }] }, { prototype: false });
229
        done();
230
    });
231

232
    it('allows for empty strings in arrays', function (done) {
233

234
        expect(Qs.parse('a[]=b&a[]=&a[]=c')).to.deep.equal({ a: ['b', '', 'c'] }, { prototype: false });
235
        expect(Qs.parse('a[0]=b&a[1]&a[2]=c&a[19]=', {strictNullHandling: true})).to.deep.equal({ a: ['b', null, 'c', ''] }, { prototype: false });
236
        expect(Qs.parse('a[0]=b&a[1]=&a[2]=c&a[19]', {strictNullHandling: true})).to.deep.equal({ a: ['b', '', 'c', null] }, { prototype: false });
237
        expect(Qs.parse('a[]=&a[]=b&a[]=c')).to.deep.equal({ a: ['', 'b', 'c'] }, { prototype: false });
238
        done();
239
    });
240

241
    it('compacts sparse arrays', function (done) {
242

243
        expect(Qs.parse('a[10]=1&a[2]=2')).to.deep.equal({ a: ['2', '1'] }, { prototype: false });
244
        done();
245
    });
246

247
    it('parses semi-parsed strings', function (done) {
248

249
        expect(Qs.parse({ 'a[b]': 'c' })).to.deep.equal({ a: { b: 'c' } }, { prototype: false });
250
        expect(Qs.parse({ 'a[b]': 'c', 'a[d]': 'e' })).to.deep.equal({ a: { b: 'c', d: 'e' } }, { prototype: false });
251
        done();
252
    });
253

254
    it('parses buffers correctly', function (done) {
255

256
        var b = new Buffer('test');
257
        expect(Qs.parse({ a: b })).to.deep.equal({ a: b }, { prototype: false });
258
        done();
259
    });
260

261
    it('continues parsing when no parent is found', function (done) {
262

263
        expect(Qs.parse('[]=&a=b')).to.deep.equal({ '0': '', a: 'b' }, { prototype: false });
264
        expect(Qs.parse('[]&a=b', {strictNullHandling: true})).to.deep.equal({ '0': null, a: 'b' }, { prototype: false });
265
        expect(Qs.parse('[foo]=bar')).to.deep.equal({ foo: 'bar' }, { prototype: false });
266
        done();
267
    });
268

269
    it('does not error when parsing a very long array', function (done) {
270

271
        var str = 'a[]=a';
272
        while (Buffer.byteLength(str) < 128 * 1024) {
273
            str += '&' + str;
274
        }
275

276
        expect(function () {
277

278
            Qs.parse(str);
279
        }).to.not.throw();
280

281
        done();
282
    });
283

284
    it('should not throw when a native prototype has an enumerable property', { parallel: false }, function (done) {
285

286
        Object.prototype.crash = '';
287
        Array.prototype.crash = '';
288
        expect(Qs.parse.bind(null, 'a=b')).to.not.throw();
289
        expect(Qs.parse('a=b')).to.deep.equal({ a: 'b' }, { prototype: false });
290
        expect(Qs.parse.bind(null, 'a[][b]=c')).to.not.throw();
291
        expect(Qs.parse('a[][b]=c')).to.deep.equal({ a: [{ b: 'c' }] }, { prototype: false });
292
        delete Object.prototype.crash;
293
        delete Array.prototype.crash;
294
        done();
295
    });
296

297
    it('parses a string with an alternative string delimiter', function (done) {
298

299
        expect(Qs.parse('a=b;c=d', { delimiter: ';' })).to.deep.equal({ a: 'b', c: 'd' }, { prototype: false });
300
        done();
301
    });
302

303
    it('parses a string with an alternative RegExp delimiter', function (done) {
304

305
        expect(Qs.parse('a=b; c=d', { delimiter: /[;,] */ })).to.deep.equal({ a: 'b', c: 'd' }, { prototype: false });
306
        done();
307
    });
308

309
    it('does not use non-splittable objects as delimiters', function (done) {
310

311
        expect(Qs.parse('a=b&c=d', { delimiter: true })).to.deep.equal({ a: 'b', c: 'd' }, { prototype: false });
312
        done();
313
    });
314

315
    it('allows overriding parameter limit', function (done) {
316

317
        expect(Qs.parse('a=b&c=d', { parameterLimit: 1 })).to.deep.equal({ a: 'b' }, { prototype: false });
318
        done();
319
    });
320

321
    it('allows setting the parameter limit to Infinity', function (done) {
322

323
        expect(Qs.parse('a=b&c=d', { parameterLimit: Infinity })).to.deep.equal({ a: 'b', c: 'd' }, { prototype: false });
324
        done();
325
    });
326

327
    it('allows overriding array limit', function (done) {
328

329
        expect(Qs.parse('a[0]=b', { arrayLimit: -1 })).to.deep.equal({ a: { '0': 'b' } }, { prototype: false });
330
        expect(Qs.parse('a[-1]=b', { arrayLimit: -1 })).to.deep.equal({ a: { '-1': 'b' } }, { prototype: false });
331
        expect(Qs.parse('a[0]=b&a[1]=c', { arrayLimit: 0 })).to.deep.equal({ a: { '0': 'b', '1': 'c' } }, { prototype: false });
332
        done();
333
    });
334

335
    it('allows disabling array parsing', function (done) {
336

337
        expect(Qs.parse('a[0]=b&a[1]=c', { parseArrays: false })).to.deep.equal({ a: { '0': 'b', '1': 'c' } }, { prototype: false });
338
        done();
339
    });
340

341
    it('parses an object', function (done) {
342

343
        var input = {
344
            'user[name]': {'pop[bob]': 3},
345
            'user[email]': null
346
        };
347

348
        var expected = {
349
            'user': {
350
                'name': {'pop[bob]': 3},
351
                'email': null
352
            }
353
        };
354

355
        var result = Qs.parse(input);
356

357
        expect(result).to.deep.equal(expected, { prototype: false });
358
        done();
359
    });
360

361
    it('parses an object in dot notation', function (done) {
362

363
        var input = {
364
            'user.name': {'pop[bob]': 3},
365
            'user.email.': null
366
        };
367

368
        var expected = {
369
            'user': {
370
                'name': {'pop[bob]': 3},
371
                'email': null
372
            }
373
        };
374

375
        var result = Qs.parse(input);
376

377
        expect(result).to.deep.equal(expected, { prototype: false });
378
        done();
379
    });
380

381
    it('parses an object and not child values', function (done) {
382

383
        var input = {
384
            'user[name]': {'pop[bob]': { 'test': 3 }},
385
            'user[email]': null
386
        };
387

388
        var expected = {
389
            'user': {
390
                'name': {'pop[bob]': { 'test': 3 }},
391
                'email': null
392
            }
393
        };
394

395
        var result = Qs.parse(input);
396

397
        expect(result).to.deep.equal(expected, { prototype: false });
398
        done();
399
    });
400

401
    it('does not blow up when Buffer global is missing', function (done) {
402

403
        var tempBuffer = global.Buffer;
404
        delete global.Buffer;
405
        var result = Qs.parse('a=b&c=d');
406
        global.Buffer = tempBuffer;
407
        expect(result).to.deep.equal({ a: 'b', c: 'd' }, { prototype: false });
408
        done();
409
    });
410

411
    it('does not crash when parsing circular references', function (done) {
412

413
        var a = {};
414
        a.b = a;
415

416
        var parsed;
417

418
        expect(function () {
419

420
            parsed = Qs.parse({ 'foo[bar]': 'baz', 'foo[baz]': a });
421
        }).to.not.throw();
422

423
        expect(parsed).to.contain('foo');
424
        expect(parsed.foo).to.contain('bar', 'baz');
425
        expect(parsed.foo.bar).to.equal('baz');
426
        expect(parsed.foo.baz).to.deep.equal(a, { prototype: false });
427
        done();
428
    });
429

430
    it('parses plain objects correctly', function (done) {
431

432
        var a = Object.create(null);
433
        a.b = 'c';
434

435
        expect(Qs.parse(a)).to.deep.equal({ b: 'c' }, { prototype: false });
436
        var result = Qs.parse({ a: a });
437
        expect(result).to.contain('a');
438
        expect(result.a).to.deep.equal(a, { prototype: false });
439
        done();
440
    });
441

442
    it('parses dates correctly', function (done) {
443

444
        var now = new Date();
445
        expect(Qs.parse({ a: now })).to.deep.equal({ a: now }, { prototype: false });
446
        done();
447
    });
448

449
    it('parses regular expressions correctly', function (done) {
450

451
        var re = /^test$/;
452
        expect(Qs.parse({ a: re })).to.deep.equal({ a: re }, { prototype: false });
453
        done();
454
    });
455
});
456

457
Product

Resources

Company
