socketioMEANseed/www/node_modules/qs/test/parse.js
www/node_modules/qs/test/parse.jsRaw
1/* eslint no-extend-native:0 */
2// Load modules
3
4var Code = require('code');
5var Lab = require('lab');
6var Qs = require('../');
7
8
9// Declare internals
10
11var internals = {};
12
13
14// Test shortcuts
15
16var lab = exports.lab = Lab.script();
17var expect = Code.expect;
18var describe = lab.experiment;
19var it = lab.test;
20
21
22describe('parse()', function () {
23
24 it('parses a simple string', function (done) {
25
26 expect(Qs.parse('0=foo')).to.deep.equal({ '0': 'foo' });
27 expect(Qs.parse('foo=c++')).to.deep.equal({ foo: 'c ' });
28 expect(Qs.parse('a[>=]=23')).to.deep.equal({ a: { '>=': '23' } });
29 expect(Qs.parse('a[<=>]==23')).to.deep.equal({ a: { '<=>': '=23' } });
30 expect(Qs.parse('a[==]=23')).to.deep.equal({ a: { '==': '23' } });
31 expect(Qs.parse('foo')).to.deep.equal({ foo: '' });
32 expect(Qs.parse('foo=bar')).to.deep.equal({ foo: 'bar' });
33 expect(Qs.parse(' foo = bar = baz ')).to.deep.equal({ ' foo ': ' bar = baz ' });
34 expect(Qs.parse('foo=bar=baz')).to.deep.equal({ foo: 'bar=baz' });
35 expect(Qs.parse('foo=bar&bar=baz')).to.deep.equal({ foo: 'bar', bar: 'baz' });
36 expect(Qs.parse('foo=bar&baz')).to.deep.equal({ foo: 'bar', baz: '' });
37 expect(Qs.parse('cht=p3&chd=t:60,40&chs=250x100&chl=Hello|World')).to.deep.equal({
38 cht: 'p3',
39 chd: 't:60,40',
40 chs: '250x100',
41 chl: 'Hello|World'
42 });
43 done();
44 });
45
46 it('parses a single nested string', function (done) {
47
48 expect(Qs.parse('a[b]=c')).to.deep.equal({ a: { b: 'c' } });
49 done();
50 });
51
52 it('parses a double nested string', function (done) {
53
54 expect(Qs.parse('a[b][c]=d')).to.deep.equal({ a: { b: { c: 'd' } } });
55 done();
56 });
57
58 it('defaults to a depth of 5', function (done) {
59
60 expect(Qs.parse('a[b][c][d][e][f][g][h]=i')).to.deep.equal({ a: { b: { c: { d: { e: { f: { '[g][h]': 'i' } } } } } } });
61 done();
62 });
63
64 it('only parses one level when depth = 1', function (done) {
65
66 expect(Qs.parse('a[b][c]=d', { depth: 1 })).to.deep.equal({ a: { b: { '[c]': 'd' } } });
67 expect(Qs.parse('a[b][c][d]=e', { depth: 1 })).to.deep.equal({ a: { b: { '[c][d]': 'e' } } });
68 done();
69 });
70
71 it('parses a simple array', function (done) {
72
73 expect(Qs.parse('a=b&a=c')).to.deep.equal({ a: ['b', 'c'] });
74 done();
75 });
76
77 it('parses an explicit array', function (done) {
78
79 expect(Qs.parse('a[]=b')).to.deep.equal({ a: ['b'] });
80 expect(Qs.parse('a[]=b&a[]=c')).to.deep.equal({ a: ['b', 'c'] });
81 expect(Qs.parse('a[]=b&a[]=c&a[]=d')).to.deep.equal({ a: ['b', 'c', 'd'] });
82 done();
83 });
84
85 it('parses a mix of simple and explicit arrays', function (done) {
86
87 expect(Qs.parse('a=b&a[]=c')).to.deep.equal({ a: ['b', 'c'] });
88 expect(Qs.parse('a[]=b&a=c')).to.deep.equal({ a: ['b', 'c'] });
89 expect(Qs.parse('a[0]=b&a=c')).to.deep.equal({ a: ['b', 'c'] });
90 expect(Qs.parse('a=b&a[0]=c')).to.deep.equal({ a: ['b', 'c'] });
91 expect(Qs.parse('a[1]=b&a=c')).to.deep.equal({ a: ['b', 'c'] });
92 expect(Qs.parse('a=b&a[1]=c')).to.deep.equal({ a: ['b', 'c'] });
93 done();
94 });
95
96 it('parses a nested array', function (done) {
97
98 expect(Qs.parse('a[b][]=c&a[b][]=d')).to.deep.equal({ a: { b: ['c', 'd'] } });
99 expect(Qs.parse('a[>=]=25')).to.deep.equal({ a: { '>=': '25' } });
100 done();
101 });
102
103 it('allows to specify array indices', function (done) {
104
105 expect(Qs.parse('a[1]=c&a[0]=b&a[2]=d')).to.deep.equal({ a: ['b', 'c', 'd'] });
106 expect(Qs.parse('a[1]=c&a[0]=b')).to.deep.equal({ a: ['b', 'c'] });
107 expect(Qs.parse('a[1]=c')).to.deep.equal({ a: ['c'] });
108 done();
109 });
110
111 it('limits specific array indices to 20', function (done) {
112
113 expect(Qs.parse('a[20]=a')).to.deep.equal({ a: ['a'] });
114 expect(Qs.parse('a[21]=a')).to.deep.equal({ a: { '21': 'a' } });
115 done();
116 });
117
118 it('supports keys that begin with a number', function (done) {
119
120 expect(Qs.parse('a[12b]=c')).to.deep.equal({ a: { '12b': 'c' } });
121 done();
122 });
123
124 it('supports encoded = signs', function (done) {
125
126 expect(Qs.parse('he%3Dllo=th%3Dere')).to.deep.equal({ 'he=llo': 'th=ere' });
127 done();
128 });
129
130 it('is ok with url encoded strings', function (done) {
131
132 expect(Qs.parse('a[b%20c]=d')).to.deep.equal({ a: { 'b c': 'd' } });
133 expect(Qs.parse('a[b]=c%20d')).to.deep.equal({ a: { b: 'c d' } });
134 done();
135 });
136
137 it('allows brackets in the value', function (done) {
138
139 expect(Qs.parse('pets=["tobi"]')).to.deep.equal({ pets: '["tobi"]' });
140 expect(Qs.parse('operators=[">=", "<="]')).to.deep.equal({ operators: '[">=", "<="]' });
141 done();
142 });
143
144 it('allows empty values', function (done) {
145
146 expect(Qs.parse('')).to.deep.equal({});
147 expect(Qs.parse(null)).to.deep.equal({});
148 expect(Qs.parse(undefined)).to.deep.equal({});
149 done();
150 });
151
152 it('transforms arrays to objects', function (done) {
153
154 expect(Qs.parse('foo[0]=bar&foo[bad]=baz')).to.deep.equal({ foo: { '0': 'bar', bad: 'baz' } });
155 expect(Qs.parse('foo[bad]=baz&foo[0]=bar')).to.deep.equal({ foo: { bad: 'baz', '0': 'bar' } });
156 expect(Qs.parse('foo[bad]=baz&foo[]=bar')).to.deep.equal({ foo: { bad: 'baz', '0': 'bar' } });
157 expect(Qs.parse('foo[]=bar&foo[bad]=baz')).to.deep.equal({ foo: { '0': 'bar', bad: 'baz' } });
158 expect(Qs.parse('foo[bad]=baz&foo[]=bar&foo[]=foo')).to.deep.equal({ foo: { bad: 'baz', '0': 'bar', '1': 'foo' } });
159 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'} ]});
160 done();
161 });
162
163 it('can add keys to objects', function (done) {
164
165 expect(Qs.parse('a[b]=c&a=d')).to.deep.equal({ a: { b: 'c', d: true } });
166 done();
167 });
168
169 it('correctly prunes undefined values when converting an array to an object', function (done) {
170
171 expect(Qs.parse('a[2]=b&a[99999999]=c')).to.deep.equal({ a: { '2': 'b', '99999999': 'c' } });
172 done();
173 });
174
175 it('supports malformed uri characters', function (done) {
176
177 expect(Qs.parse('{%:%}')).to.deep.equal({ '{%:%}': '' });
178 expect(Qs.parse('foo=%:%}')).to.deep.equal({ foo: '%:%}' });
179 done();
180 });
181
182 it('doesn\'t produce empty keys', function (done) {
183
184 expect(Qs.parse('_r=1&')).to.deep.equal({ '_r': '1' });
185 done();
186 });
187
188 it('cannot override prototypes', function (done) {
189
190 var obj = Qs.parse('toString=bad&bad[toString]=bad&constructor=bad');
191 expect(typeof obj.toString).to.equal('function');
192 expect(typeof obj.bad.toString).to.equal('function');
193 expect(typeof obj.constructor).to.equal('function');
194 done();
195 });
196
197 it('cannot access Object prototype', function (done) {
198
199 Qs.parse('constructor[prototype][bad]=bad');
200 Qs.parse('bad[constructor][prototype][bad]=bad');
201 expect(typeof Object.prototype.bad).to.equal('undefined');
202 done();
203 });
204
205 it('parses arrays of objects', function (done) {
206
207 expect(Qs.parse('a[][b]=c')).to.deep.equal({ a: [{ b: 'c' }] });
208 expect(Qs.parse('a[0][b]=c')).to.deep.equal({ a: [{ b: 'c' }] });
209 done();
210 });
211
212 it('allows for empty strings in arrays', function (done) {
213
214 expect(Qs.parse('a[]=b&a[]=&a[]=c')).to.deep.equal({ a: ['b', '', 'c'] });
215 expect(Qs.parse('a[0]=b&a[1]=&a[2]=c&a[19]=')).to.deep.equal({ a: ['b', '', 'c', ''] });
216 expect(Qs.parse('a[]=&a[]=b&a[]=c')).to.deep.equal({ a: ['', 'b', 'c'] });
217 done();
218 });
219
220 it('compacts sparse arrays', function (done) {
221
222 expect(Qs.parse('a[10]=1&a[2]=2')).to.deep.equal({ a: ['2', '1'] });
223 done();
224 });
225
226 it('parses semi-parsed strings', function (done) {
227
228 expect(Qs.parse({ 'a[b]': 'c' })).to.deep.equal({ a: { b: 'c' } });
229 expect(Qs.parse({ 'a[b]': 'c', 'a[d]': 'e' })).to.deep.equal({ a: { b: 'c', d: 'e' } });
230 done();
231 });
232
233 it('parses buffers correctly', function (done) {
234
235 var b = new Buffer('test');
236 expect(Qs.parse({ a: b })).to.deep.equal({ a: b });
237 done();
238 });
239
240 it('continues parsing when no parent is found', function (done) {
241
242 expect(Qs.parse('[]&a=b')).to.deep.equal({ '0': '', a: 'b' });
243 expect(Qs.parse('[foo]=bar')).to.deep.equal({ foo: 'bar' });
244 done();
245 });
246
247 it('does not error when parsing a very long array', function (done) {
248
249 var str = 'a[]=a';
250 while (Buffer.byteLength(str) < 128 * 1024) {
251 str += '&' + str;
252 }
253
254 expect(function () {
255
256 Qs.parse(str);
257 }).to.not.throw();
258
259 done();
260 });
261
262 it('should not throw when a native prototype has an enumerable property', { parallel: false }, function (done) {
263
264 Object.prototype.crash = '';
265 Array.prototype.crash = '';
266 expect(Qs.parse.bind(null, 'a=b')).to.not.throw();
267 expect(Qs.parse('a=b')).to.deep.equal({ a: 'b' });
268 expect(Qs.parse.bind(null, 'a[][b]=c')).to.not.throw();
269 expect(Qs.parse('a[][b]=c')).to.deep.equal({ a: [{ b: 'c' }] });
270 delete Object.prototype.crash;
271 delete Array.prototype.crash;
272 done();
273 });
274
275 it('parses a string with an alternative string delimiter', function (done) {
276
277 expect(Qs.parse('a=b;c=d', { delimiter: ';' })).to.deep.equal({ a: 'b', c: 'd' });
278 done();
279 });
280
281 it('parses a string with an alternative RegExp delimiter', function (done) {
282
283 expect(Qs.parse('a=b; c=d', { delimiter: /[;,] */ })).to.deep.equal({ a: 'b', c: 'd' });
284 done();
285 });
286
287 it('does not use non-splittable objects as delimiters', function (done) {
288
289 expect(Qs.parse('a=b&c=d', { delimiter: true })).to.deep.equal({ a: 'b', c: 'd' });
290 done();
291 });
292
293 it('allows overriding parameter limit', function (done) {
294
295 expect(Qs.parse('a=b&c=d', { parameterLimit: 1 })).to.deep.equal({ a: 'b' });
296 done();
297 });
298
299 it('allows setting the parameter limit to Infinity', function (done) {
300
301 expect(Qs.parse('a=b&c=d', { parameterLimit: Infinity })).to.deep.equal({ a: 'b', c: 'd' });
302 done();
303 });
304
305 it('allows overriding array limit', function (done) {
306
307 expect(Qs.parse('a[0]=b', { arrayLimit: -1 })).to.deep.equal({ a: { '0': 'b' } });
308 expect(Qs.parse('a[-1]=b', { arrayLimit: -1 })).to.deep.equal({ a: { '-1': 'b' } });
309 expect(Qs.parse('a[0]=b&a[1]=c', { arrayLimit: 0 })).to.deep.equal({ a: { '0': 'b', '1': 'c' } });
310 done();
311 });
312
313 it('parses an object', function (done) {
314
315 var input = {
316 'user[name]': {'pop[bob]': 3},
317 'user[email]': null
318 };
319
320 var expected = {
321 'user': {
322 'name': {'pop[bob]': 3},
323 'email': null
324 }
325 };
326
327 var result = Qs.parse(input);
328
329 expect(result).to.deep.equal(expected);
330 done();
331 });
332
333 it('parses an object and not child values', function (done) {
334
335 var input = {
336 'user[name]': {'pop[bob]': { 'test': 3 }},
337 'user[email]': null
338 };
339
340 var expected = {
341 'user': {
342 'name': {'pop[bob]': { 'test': 3 }},
343 'email': null
344 }
345 };
346
347 var result = Qs.parse(input);
348
349 expect(result).to.deep.equal(expected);
350 done();
351 });
352
353 it('does not blow up when Buffer global is missing', function (done) {
354
355 var tempBuffer = global.Buffer;
356 delete global.Buffer;
357 var result = Qs.parse('a=b&c=d');
358 global.Buffer = tempBuffer;
359 expect(result).to.deep.equal({ a: 'b', c: 'd' });
360 done();
361 });
362
363 it('does not crash when using invalid dot notation', function (done) {
364
365 expect(Qs.parse('roomInfoList[0].childrenAges[0]=15&roomInfoList[0].numberOfAdults=2')).to.deep.equal({ roomInfoList: [['15', '2']] });
366 done();
367 });
368
369 it('does not crash when parsing circular references', function (done) {
370
371 var a = {};
372 a.b = a;
373
374 var parsed;
375
376 expect(function () {
377
378 parsed = Qs.parse({ 'foo[bar]': 'baz', 'foo[baz]': a });
379 }).to.not.throw();
380
381 expect(parsed).to.contain('foo');
382 expect(parsed.foo).to.contain('bar', 'baz');
383 expect(parsed.foo.bar).to.equal('baz');
384 expect(parsed.foo.baz).to.deep.equal(a);
385 done();
386 });
387
388 it('parses plain objects correctly', function (done) {
389
390 var a = Object.create(null);
391 a.b = 'c';
392
393 expect(Qs.parse(a)).to.deep.equal({ b: 'c' });
394 var result = Qs.parse({ a: a });
395 expect(result).to.contain('a');
396 expect(result.a).to.deep.equal(a);
397 done();
398 });
399
400 it('parses dates correctly', function (done) {
401
402 var now = new Date();
403 expect(Qs.parse({ a: now })).to.deep.equal({ a: now });
404 done();
405 });
406
407 it('parses regular expressions correctly', function (done) {
408
409 var re = /^test$/;
410 expect(Qs.parse({ a: re })).to.deep.equal({ a: re });
411 done();
412 });
413});