source: trip-planner-front/node_modules/qs/test/parse.js@ 1ad8e64

Last change on this file since 1ad8e64 was 6a3a178, checked in by Ema <ema_spirova@…>, 3 years ago

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1'use strict';
2
3var test = require('tape');
4var qs = require('../');
5var utils = require('../lib/utils');
6var iconv = require('iconv-lite');
7var SaferBuffer = require('safer-buffer').Buffer;
8
9test('parse()', function (t) {
10 t.test('parses a simple string', function (st) {
11 st.deepEqual(qs.parse('0=foo'), { 0: 'foo' });
12 st.deepEqual(qs.parse('foo=c++'), { foo: 'c ' });
13 st.deepEqual(qs.parse('a[>=]=23'), { a: { '>=': '23' } });
14 st.deepEqual(qs.parse('a[<=>]==23'), { a: { '<=>': '=23' } });
15 st.deepEqual(qs.parse('a[==]=23'), { a: { '==': '23' } });
16 st.deepEqual(qs.parse('foo', { strictNullHandling: true }), { foo: null });
17 st.deepEqual(qs.parse('foo'), { foo: '' });
18 st.deepEqual(qs.parse('foo='), { foo: '' });
19 st.deepEqual(qs.parse('foo=bar'), { foo: 'bar' });
20 st.deepEqual(qs.parse(' foo = bar = baz '), { ' foo ': ' bar = baz ' });
21 st.deepEqual(qs.parse('foo=bar=baz'), { foo: 'bar=baz' });
22 st.deepEqual(qs.parse('foo=bar&bar=baz'), { foo: 'bar', bar: 'baz' });
23 st.deepEqual(qs.parse('foo2=bar2&baz2='), { foo2: 'bar2', baz2: '' });
24 st.deepEqual(qs.parse('foo=bar&baz', { strictNullHandling: true }), { foo: 'bar', baz: null });
25 st.deepEqual(qs.parse('foo=bar&baz'), { foo: 'bar', baz: '' });
26 st.deepEqual(qs.parse('cht=p3&chd=t:60,40&chs=250x100&chl=Hello|World'), {
27 cht: 'p3',
28 chd: 't:60,40',
29 chs: '250x100',
30 chl: 'Hello|World'
31 });
32 st.end();
33 });
34
35 t.test('allows enabling dot notation', function (st) {
36 st.deepEqual(qs.parse('a.b=c'), { 'a.b': 'c' });
37 st.deepEqual(qs.parse('a.b=c', { allowDots: true }), { a: { b: 'c' } });
38 st.end();
39 });
40
41 t.deepEqual(qs.parse('a[b]=c'), { a: { b: 'c' } }, 'parses a single nested string');
42 t.deepEqual(qs.parse('a[b][c]=d'), { a: { b: { c: 'd' } } }, 'parses a double nested string');
43 t.deepEqual(
44 qs.parse('a[b][c][d][e][f][g][h]=i'),
45 { a: { b: { c: { d: { e: { f: { '[g][h]': 'i' } } } } } } },
46 'defaults to a depth of 5'
47 );
48
49 t.test('only parses one level when depth = 1', function (st) {
50 st.deepEqual(qs.parse('a[b][c]=d', { depth: 1 }), { a: { b: { '[c]': 'd' } } });
51 st.deepEqual(qs.parse('a[b][c][d]=e', { depth: 1 }), { a: { b: { '[c][d]': 'e' } } });
52 st.end();
53 });
54
55 t.deepEqual(qs.parse('a=b&a=c'), { a: ['b', 'c'] }, 'parses a simple array');
56
57 t.test('parses an explicit array', function (st) {
58 st.deepEqual(qs.parse('a[]=b'), { a: ['b'] });
59 st.deepEqual(qs.parse('a[]=b&a[]=c'), { a: ['b', 'c'] });
60 st.deepEqual(qs.parse('a[]=b&a[]=c&a[]=d'), { a: ['b', 'c', 'd'] });
61 st.end();
62 });
63
64 t.test('parses a mix of simple and explicit arrays', function (st) {
65 st.deepEqual(qs.parse('a=b&a[]=c'), { a: ['b', 'c'] });
66 st.deepEqual(qs.parse('a[]=b&a=c'), { a: ['b', 'c'] });
67 st.deepEqual(qs.parse('a[0]=b&a=c'), { a: ['b', 'c'] });
68 st.deepEqual(qs.parse('a=b&a[0]=c'), { a: ['b', 'c'] });
69
70 st.deepEqual(qs.parse('a[1]=b&a=c', { arrayLimit: 20 }), { a: ['b', 'c'] });
71 st.deepEqual(qs.parse('a[]=b&a=c', { arrayLimit: 0 }), { a: ['b', 'c'] });
72 st.deepEqual(qs.parse('a[]=b&a=c'), { a: ['b', 'c'] });
73
74 st.deepEqual(qs.parse('a=b&a[1]=c', { arrayLimit: 20 }), { a: ['b', 'c'] });
75 st.deepEqual(qs.parse('a=b&a[]=c', { arrayLimit: 0 }), { a: ['b', 'c'] });
76 st.deepEqual(qs.parse('a=b&a[]=c'), { a: ['b', 'c'] });
77
78 st.end();
79 });
80
81 t.test('parses a nested array', function (st) {
82 st.deepEqual(qs.parse('a[b][]=c&a[b][]=d'), { a: { b: ['c', 'd'] } });
83 st.deepEqual(qs.parse('a[>=]=25'), { a: { '>=': '25' } });
84 st.end();
85 });
86
87 t.test('allows to specify array indices', function (st) {
88 st.deepEqual(qs.parse('a[1]=c&a[0]=b&a[2]=d'), { a: ['b', 'c', 'd'] });
89 st.deepEqual(qs.parse('a[1]=c&a[0]=b'), { a: ['b', 'c'] });
90 st.deepEqual(qs.parse('a[1]=c', { arrayLimit: 20 }), { a: ['c'] });
91 st.deepEqual(qs.parse('a[1]=c', { arrayLimit: 0 }), { a: { 1: 'c' } });
92 st.deepEqual(qs.parse('a[1]=c'), { a: ['c'] });
93 st.end();
94 });
95
96 t.test('limits specific array indices to arrayLimit', function (st) {
97 st.deepEqual(qs.parse('a[20]=a', { arrayLimit: 20 }), { a: ['a'] });
98 st.deepEqual(qs.parse('a[21]=a', { arrayLimit: 20 }), { a: { 21: 'a' } });
99 st.end();
100 });
101
102 t.deepEqual(qs.parse('a[12b]=c'), { a: { '12b': 'c' } }, 'supports keys that begin with a number');
103
104 t.test('supports encoded = signs', function (st) {
105 st.deepEqual(qs.parse('he%3Dllo=th%3Dere'), { 'he=llo': 'th=ere' });
106 st.end();
107 });
108
109 t.test('is ok with url encoded strings', function (st) {
110 st.deepEqual(qs.parse('a[b%20c]=d'), { a: { 'b c': 'd' } });
111 st.deepEqual(qs.parse('a[b]=c%20d'), { a: { b: 'c d' } });
112 st.end();
113 });
114
115 t.test('allows brackets in the value', function (st) {
116 st.deepEqual(qs.parse('pets=["tobi"]'), { pets: '["tobi"]' });
117 st.deepEqual(qs.parse('operators=[">=", "<="]'), { operators: '[">=", "<="]' });
118 st.end();
119 });
120
121 t.test('allows empty values', function (st) {
122 st.deepEqual(qs.parse(''), {});
123 st.deepEqual(qs.parse(null), {});
124 st.deepEqual(qs.parse(undefined), {});
125 st.end();
126 });
127
128 t.test('transforms arrays to objects', function (st) {
129 st.deepEqual(qs.parse('foo[0]=bar&foo[bad]=baz'), { foo: { 0: 'bar', bad: 'baz' } });
130 st.deepEqual(qs.parse('foo[bad]=baz&foo[0]=bar'), { foo: { bad: 'baz', 0: 'bar' } });
131 st.deepEqual(qs.parse('foo[bad]=baz&foo[]=bar'), { foo: { bad: 'baz', 0: 'bar' } });
132 st.deepEqual(qs.parse('foo[]=bar&foo[bad]=baz'), { foo: { 0: 'bar', bad: 'baz' } });
133 st.deepEqual(qs.parse('foo[bad]=baz&foo[]=bar&foo[]=foo'), { foo: { bad: 'baz', 0: 'bar', 1: 'foo' } });
134 st.deepEqual(qs.parse('foo[0][a]=a&foo[0][b]=b&foo[1][a]=aa&foo[1][b]=bb'), { foo: [{ a: 'a', b: 'b' }, { a: 'aa', b: 'bb' }] });
135
136 st.deepEqual(qs.parse('a[]=b&a[t]=u&a[hasOwnProperty]=c', { allowPrototypes: false }), { a: { 0: 'b', t: 'u' } });
137 st.deepEqual(qs.parse('a[]=b&a[t]=u&a[hasOwnProperty]=c', { allowPrototypes: true }), { a: { 0: 'b', t: 'u', hasOwnProperty: 'c' } });
138 st.deepEqual(qs.parse('a[]=b&a[hasOwnProperty]=c&a[x]=y', { allowPrototypes: false }), { a: { 0: 'b', x: 'y' } });
139 st.deepEqual(qs.parse('a[]=b&a[hasOwnProperty]=c&a[x]=y', { allowPrototypes: true }), { a: { 0: 'b', hasOwnProperty: 'c', x: 'y' } });
140 st.end();
141 });
142
143 t.test('transforms arrays to objects (dot notation)', function (st) {
144 st.deepEqual(qs.parse('foo[0].baz=bar&fool.bad=baz', { allowDots: true }), { foo: [{ baz: 'bar' }], fool: { bad: 'baz' } });
145 st.deepEqual(qs.parse('foo[0].baz=bar&fool.bad.boo=baz', { allowDots: true }), { foo: [{ baz: 'bar' }], fool: { bad: { boo: 'baz' } } });
146 st.deepEqual(qs.parse('foo[0][0].baz=bar&fool.bad=baz', { allowDots: true }), { foo: [[{ baz: 'bar' }]], fool: { bad: 'baz' } });
147 st.deepEqual(qs.parse('foo[0].baz[0]=15&foo[0].bar=2', { allowDots: true }), { foo: [{ baz: ['15'], bar: '2' }] });
148 st.deepEqual(qs.parse('foo[0].baz[0]=15&foo[0].baz[1]=16&foo[0].bar=2', { allowDots: true }), { foo: [{ baz: ['15', '16'], bar: '2' }] });
149 st.deepEqual(qs.parse('foo.bad=baz&foo[0]=bar', { allowDots: true }), { foo: { bad: 'baz', 0: 'bar' } });
150 st.deepEqual(qs.parse('foo.bad=baz&foo[]=bar', { allowDots: true }), { foo: { bad: 'baz', 0: 'bar' } });
151 st.deepEqual(qs.parse('foo[]=bar&foo.bad=baz', { allowDots: true }), { foo: { 0: 'bar', bad: 'baz' } });
152 st.deepEqual(qs.parse('foo.bad=baz&foo[]=bar&foo[]=foo', { allowDots: true }), { foo: { bad: 'baz', 0: 'bar', 1: 'foo' } });
153 st.deepEqual(qs.parse('foo[0].a=a&foo[0].b=b&foo[1].a=aa&foo[1].b=bb', { allowDots: true }), { foo: [{ a: 'a', b: 'b' }, { a: 'aa', b: 'bb' }] });
154 st.end();
155 });
156
157 t.test('correctly prunes undefined values when converting an array to an object', function (st) {
158 st.deepEqual(qs.parse('a[2]=b&a[99999999]=c'), { a: { 2: 'b', 99999999: 'c' } });
159 st.end();
160 });
161
162 t.test('supports malformed uri characters', function (st) {
163 st.deepEqual(qs.parse('{%:%}', { strictNullHandling: true }), { '{%:%}': null });
164 st.deepEqual(qs.parse('{%:%}='), { '{%:%}': '' });
165 st.deepEqual(qs.parse('foo=%:%}'), { foo: '%:%}' });
166 st.end();
167 });
168
169 t.test('doesn\'t produce empty keys', function (st) {
170 st.deepEqual(qs.parse('_r=1&'), { _r: '1' });
171 st.end();
172 });
173
174 t.test('cannot access Object prototype', function (st) {
175 qs.parse('constructor[prototype][bad]=bad');
176 qs.parse('bad[constructor][prototype][bad]=bad');
177 st.equal(typeof Object.prototype.bad, 'undefined');
178 st.end();
179 });
180
181 t.test('parses arrays of objects', function (st) {
182 st.deepEqual(qs.parse('a[][b]=c'), { a: [{ b: 'c' }] });
183 st.deepEqual(qs.parse('a[0][b]=c'), { a: [{ b: 'c' }] });
184 st.end();
185 });
186
187 t.test('allows for empty strings in arrays', function (st) {
188 st.deepEqual(qs.parse('a[]=b&a[]=&a[]=c'), { a: ['b', '', 'c'] });
189
190 st.deepEqual(
191 qs.parse('a[0]=b&a[1]&a[2]=c&a[19]=', { strictNullHandling: true, arrayLimit: 20 }),
192 { a: ['b', null, 'c', ''] },
193 'with arrayLimit 20 + array indices: null then empty string works'
194 );
195 st.deepEqual(
196 qs.parse('a[]=b&a[]&a[]=c&a[]=', { strictNullHandling: true, arrayLimit: 0 }),
197 { a: ['b', null, 'c', ''] },
198 'with arrayLimit 0 + array brackets: null then empty string works'
199 );
200
201 st.deepEqual(
202 qs.parse('a[0]=b&a[1]=&a[2]=c&a[19]', { strictNullHandling: true, arrayLimit: 20 }),
203 { a: ['b', '', 'c', null] },
204 'with arrayLimit 20 + array indices: empty string then null works'
205 );
206 st.deepEqual(
207 qs.parse('a[]=b&a[]=&a[]=c&a[]', { strictNullHandling: true, arrayLimit: 0 }),
208 { a: ['b', '', 'c', null] },
209 'with arrayLimit 0 + array brackets: empty string then null works'
210 );
211
212 st.deepEqual(
213 qs.parse('a[]=&a[]=b&a[]=c'),
214 { a: ['', 'b', 'c'] },
215 'array brackets: empty strings work'
216 );
217 st.end();
218 });
219
220 t.test('compacts sparse arrays', function (st) {
221 st.deepEqual(qs.parse('a[10]=1&a[2]=2', { arrayLimit: 20 }), { a: ['2', '1'] });
222 st.deepEqual(qs.parse('a[1][b][2][c]=1', { arrayLimit: 20 }), { a: [{ b: [{ c: '1' }] }] });
223 st.deepEqual(qs.parse('a[1][2][3][c]=1', { arrayLimit: 20 }), { a: [[[{ c: '1' }]]] });
224 st.deepEqual(qs.parse('a[1][2][3][c][1]=1', { arrayLimit: 20 }), { a: [[[{ c: ['1'] }]]] });
225 st.end();
226 });
227
228 t.test('parses semi-parsed strings', function (st) {
229 st.deepEqual(qs.parse({ 'a[b]': 'c' }), { a: { b: 'c' } });
230 st.deepEqual(qs.parse({ 'a[b]': 'c', 'a[d]': 'e' }), { a: { b: 'c', d: 'e' } });
231 st.end();
232 });
233
234 t.test('parses buffers correctly', function (st) {
235 var b = SaferBuffer.from('test');
236 st.deepEqual(qs.parse({ a: b }), { a: b });
237 st.end();
238 });
239
240 t.test('parses jquery-param strings', function (st) {
241 // readable = 'filter[0][]=int1&filter[0][]==&filter[0][]=77&filter[]=and&filter[2][]=int2&filter[2][]==&filter[2][]=8'
242 var encoded = 'filter%5B0%5D%5B%5D=int1&filter%5B0%5D%5B%5D=%3D&filter%5B0%5D%5B%5D=77&filter%5B%5D=and&filter%5B2%5D%5B%5D=int2&filter%5B2%5D%5B%5D=%3D&filter%5B2%5D%5B%5D=8';
243 var expected = { filter: [['int1', '=', '77'], 'and', ['int2', '=', '8']] };
244 st.deepEqual(qs.parse(encoded), expected);
245 st.end();
246 });
247
248 t.test('continues parsing when no parent is found', function (st) {
249 st.deepEqual(qs.parse('[]=&a=b'), { 0: '', a: 'b' });
250 st.deepEqual(qs.parse('[]&a=b', { strictNullHandling: true }), { 0: null, a: 'b' });
251 st.deepEqual(qs.parse('[foo]=bar'), { foo: 'bar' });
252 st.end();
253 });
254
255 t.test('does not error when parsing a very long array', function (st) {
256 var str = 'a[]=a';
257 while (Buffer.byteLength(str) < 128 * 1024) {
258 str = str + '&' + str;
259 }
260
261 st.doesNotThrow(function () {
262 qs.parse(str);
263 });
264
265 st.end();
266 });
267
268 t.test('should not throw when a native prototype has an enumerable property', function (st) {
269 Object.prototype.crash = '';
270 Array.prototype.crash = '';
271 st.doesNotThrow(qs.parse.bind(null, 'a=b'));
272 st.deepEqual(qs.parse('a=b'), { a: 'b' });
273 st.doesNotThrow(qs.parse.bind(null, 'a[][b]=c'));
274 st.deepEqual(qs.parse('a[][b]=c'), { a: [{ b: 'c' }] });
275 delete Object.prototype.crash;
276 delete Array.prototype.crash;
277 st.end();
278 });
279
280 t.test('parses a string with an alternative string delimiter', function (st) {
281 st.deepEqual(qs.parse('a=b;c=d', { delimiter: ';' }), { a: 'b', c: 'd' });
282 st.end();
283 });
284
285 t.test('parses a string with an alternative RegExp delimiter', function (st) {
286 st.deepEqual(qs.parse('a=b; c=d', { delimiter: /[;,] */ }), { a: 'b', c: 'd' });
287 st.end();
288 });
289
290 t.test('does not use non-splittable objects as delimiters', function (st) {
291 st.deepEqual(qs.parse('a=b&c=d', { delimiter: true }), { a: 'b', c: 'd' });
292 st.end();
293 });
294
295 t.test('allows overriding parameter limit', function (st) {
296 st.deepEqual(qs.parse('a=b&c=d', { parameterLimit: 1 }), { a: 'b' });
297 st.end();
298 });
299
300 t.test('allows setting the parameter limit to Infinity', function (st) {
301 st.deepEqual(qs.parse('a=b&c=d', { parameterLimit: Infinity }), { a: 'b', c: 'd' });
302 st.end();
303 });
304
305 t.test('allows overriding array limit', function (st) {
306 st.deepEqual(qs.parse('a[0]=b', { arrayLimit: -1 }), { a: { 0: 'b' } });
307 st.deepEqual(qs.parse('a[-1]=b', { arrayLimit: -1 }), { a: { '-1': 'b' } });
308 st.deepEqual(qs.parse('a[0]=b&a[1]=c', { arrayLimit: 0 }), { a: { 0: 'b', 1: 'c' } });
309 st.end();
310 });
311
312 t.test('allows disabling array parsing', function (st) {
313 var indices = qs.parse('a[0]=b&a[1]=c', { parseArrays: false });
314 st.deepEqual(indices, { a: { 0: 'b', 1: 'c' } });
315 st.equal(Array.isArray(indices.a), false, 'parseArrays:false, indices case is not an array');
316
317 var emptyBrackets = qs.parse('a[]=b', { parseArrays: false });
318 st.deepEqual(emptyBrackets, { a: { 0: 'b' } });
319 st.equal(Array.isArray(emptyBrackets.a), false, 'parseArrays:false, empty brackets case is not an array');
320
321 st.end();
322 });
323
324 t.test('allows for query string prefix', function (st) {
325 st.deepEqual(qs.parse('?foo=bar', { ignoreQueryPrefix: true }), { foo: 'bar' });
326 st.deepEqual(qs.parse('foo=bar', { ignoreQueryPrefix: true }), { foo: 'bar' });
327 st.deepEqual(qs.parse('?foo=bar', { ignoreQueryPrefix: false }), { '?foo': 'bar' });
328 st.end();
329 });
330
331 t.test('parses an object', function (st) {
332 var input = {
333 'user[name]': { 'pop[bob]': 3 },
334 'user[email]': null
335 };
336
337 var expected = {
338 user: {
339 name: { 'pop[bob]': 3 },
340 email: null
341 }
342 };
343
344 var result = qs.parse(input);
345
346 st.deepEqual(result, expected);
347 st.end();
348 });
349
350 t.test('parses string with comma as array divider', function (st) {
351 st.deepEqual(qs.parse('foo=bar,tee', { comma: true }), { foo: ['bar', 'tee'] });
352 st.deepEqual(qs.parse('foo[bar]=coffee,tee', { comma: true }), { foo: { bar: ['coffee', 'tee'] } });
353 st.deepEqual(qs.parse('foo=', { comma: true }), { foo: '' });
354 st.deepEqual(qs.parse('foo', { comma: true }), { foo: '' });
355 st.deepEqual(qs.parse('foo', { comma: true, strictNullHandling: true }), { foo: null });
356 st.end();
357 });
358
359 t.test('parses an object in dot notation', function (st) {
360 var input = {
361 'user.name': { 'pop[bob]': 3 },
362 'user.email.': null
363 };
364
365 var expected = {
366 user: {
367 name: { 'pop[bob]': 3 },
368 email: null
369 }
370 };
371
372 var result = qs.parse(input, { allowDots: true });
373
374 st.deepEqual(result, expected);
375 st.end();
376 });
377
378 t.test('parses an object and not child values', function (st) {
379 var input = {
380 'user[name]': { 'pop[bob]': { test: 3 } },
381 'user[email]': null
382 };
383
384 var expected = {
385 user: {
386 name: { 'pop[bob]': { test: 3 } },
387 email: null
388 }
389 };
390
391 var result = qs.parse(input);
392
393 st.deepEqual(result, expected);
394 st.end();
395 });
396
397 t.test('does not blow up when Buffer global is missing', function (st) {
398 var tempBuffer = global.Buffer;
399 delete global.Buffer;
400 var result = qs.parse('a=b&c=d');
401 global.Buffer = tempBuffer;
402 st.deepEqual(result, { a: 'b', c: 'd' });
403 st.end();
404 });
405
406 t.test('does not crash when parsing circular references', function (st) {
407 var a = {};
408 a.b = a;
409
410 var parsed;
411
412 st.doesNotThrow(function () {
413 parsed = qs.parse({ 'foo[bar]': 'baz', 'foo[baz]': a });
414 });
415
416 st.equal('foo' in parsed, true, 'parsed has "foo" property');
417 st.equal('bar' in parsed.foo, true);
418 st.equal('baz' in parsed.foo, true);
419 st.equal(parsed.foo.bar, 'baz');
420 st.deepEqual(parsed.foo.baz, a);
421 st.end();
422 });
423
424 t.test('does not crash when parsing deep objects', function (st) {
425 var parsed;
426 var str = 'foo';
427
428 for (var i = 0; i < 5000; i++) {
429 str += '[p]';
430 }
431
432 str += '=bar';
433
434 st.doesNotThrow(function () {
435 parsed = qs.parse(str, { depth: 5000 });
436 });
437
438 st.equal('foo' in parsed, true, 'parsed has "foo" property');
439
440 var depth = 0;
441 var ref = parsed.foo;
442 while ((ref = ref.p)) {
443 depth += 1;
444 }
445
446 st.equal(depth, 5000, 'parsed is 5000 properties deep');
447
448 st.end();
449 });
450
451 t.test('parses null objects correctly', { skip: !Object.create }, function (st) {
452 var a = Object.create(null);
453 a.b = 'c';
454
455 st.deepEqual(qs.parse(a), { b: 'c' });
456 var result = qs.parse({ a: a });
457 st.equal('a' in result, true, 'result has "a" property');
458 st.deepEqual(result.a, a);
459 st.end();
460 });
461
462 t.test('parses dates correctly', function (st) {
463 var now = new Date();
464 st.deepEqual(qs.parse({ a: now }), { a: now });
465 st.end();
466 });
467
468 t.test('parses regular expressions correctly', function (st) {
469 var re = /^test$/;
470 st.deepEqual(qs.parse({ a: re }), { a: re });
471 st.end();
472 });
473
474 t.test('does not allow overwriting prototype properties', function (st) {
475 st.deepEqual(qs.parse('a[hasOwnProperty]=b', { allowPrototypes: false }), {});
476 st.deepEqual(qs.parse('hasOwnProperty=b', { allowPrototypes: false }), {});
477
478 st.deepEqual(
479 qs.parse('toString', { allowPrototypes: false }),
480 {},
481 'bare "toString" results in {}'
482 );
483
484 st.end();
485 });
486
487 t.test('can allow overwriting prototype properties', function (st) {
488 st.deepEqual(qs.parse('a[hasOwnProperty]=b', { allowPrototypes: true }), { a: { hasOwnProperty: 'b' } });
489 st.deepEqual(qs.parse('hasOwnProperty=b', { allowPrototypes: true }), { hasOwnProperty: 'b' });
490
491 st.deepEqual(
492 qs.parse('toString', { allowPrototypes: true }),
493 { toString: '' },
494 'bare "toString" results in { toString: "" }'
495 );
496
497 st.end();
498 });
499
500 t.test('params starting with a closing bracket', function (st) {
501 st.deepEqual(qs.parse(']=toString'), { ']': 'toString' });
502 st.deepEqual(qs.parse(']]=toString'), { ']]': 'toString' });
503 st.deepEqual(qs.parse(']hello]=toString'), { ']hello]': 'toString' });
504 st.end();
505 });
506
507 t.test('params starting with a starting bracket', function (st) {
508 st.deepEqual(qs.parse('[=toString'), { '[': 'toString' });
509 st.deepEqual(qs.parse('[[=toString'), { '[[': 'toString' });
510 st.deepEqual(qs.parse('[hello[=toString'), { '[hello[': 'toString' });
511 st.end();
512 });
513
514 t.test('add keys to objects', function (st) {
515 st.deepEqual(
516 qs.parse('a[b]=c&a=d'),
517 { a: { b: 'c', d: true } },
518 'can add keys to objects'
519 );
520
521 st.deepEqual(
522 qs.parse('a[b]=c&a=toString'),
523 { a: { b: 'c' } },
524 'can not overwrite prototype'
525 );
526
527 st.deepEqual(
528 qs.parse('a[b]=c&a=toString', { allowPrototypes: true }),
529 { a: { b: 'c', toString: true } },
530 'can overwrite prototype with allowPrototypes true'
531 );
532
533 st.deepEqual(
534 qs.parse('a[b]=c&a=toString', { plainObjects: true }),
535 { a: { b: 'c', toString: true } },
536 'can overwrite prototype with plainObjects true'
537 );
538
539 st.end();
540 });
541
542 t.test('can return null objects', { skip: !Object.create }, function (st) {
543 var expected = Object.create(null);
544 expected.a = Object.create(null);
545 expected.a.b = 'c';
546 expected.a.hasOwnProperty = 'd';
547 st.deepEqual(qs.parse('a[b]=c&a[hasOwnProperty]=d', { plainObjects: true }), expected);
548 st.deepEqual(qs.parse(null, { plainObjects: true }), Object.create(null));
549 var expectedArray = Object.create(null);
550 expectedArray.a = Object.create(null);
551 expectedArray.a[0] = 'b';
552 expectedArray.a.c = 'd';
553 st.deepEqual(qs.parse('a[]=b&a[c]=d', { plainObjects: true }), expectedArray);
554 st.end();
555 });
556
557 t.test('can parse with custom encoding', function (st) {
558 st.deepEqual(qs.parse('%8c%a7=%91%e5%8d%e3%95%7b', {
559 decoder: function (str) {
560 var reg = /%([0-9A-F]{2})/ig;
561 var result = [];
562 var parts = reg.exec(str);
563 while (parts) {
564 result.push(parseInt(parts[1], 16));
565 parts = reg.exec(str);
566 }
567 return String(iconv.decode(SaferBuffer.from(result), 'shift_jis'));
568 }
569 }), { 県: '大阪府' });
570 st.end();
571 });
572
573 t.test('receives the default decoder as a second argument', function (st) {
574 st.plan(1);
575 qs.parse('a', {
576 decoder: function (str, defaultDecoder) {
577 st.equal(defaultDecoder, utils.decode);
578 }
579 });
580 st.end();
581 });
582
583 t.test('throws error with wrong decoder', function (st) {
584 st['throws'](function () {
585 qs.parse({}, { decoder: 'string' });
586 }, new TypeError('Decoder has to be a function.'));
587 st.end();
588 });
589
590 t.test('does not mutate the options argument', function (st) {
591 var options = {};
592 qs.parse('a[b]=true', options);
593 st.deepEqual(options, {});
594 st.end();
595 });
596
597 t.test('throws if an invalid charset is specified', function (st) {
598 st['throws'](function () {
599 qs.parse('a=b', { charset: 'foobar' });
600 }, new TypeError('The charset option must be either utf-8, iso-8859-1, or undefined'));
601 st.end();
602 });
603
604 t.test('parses an iso-8859-1 string if asked to', function (st) {
605 st.deepEqual(qs.parse('%A2=%BD', { charset: 'iso-8859-1' }), { '¢': '½' });
606 st.end();
607 });
608
609 var urlEncodedCheckmarkInUtf8 = '%E2%9C%93';
610 var urlEncodedOSlashInUtf8 = '%C3%B8';
611 var urlEncodedNumCheckmark = '%26%2310003%3B';
612 var urlEncodedNumSmiley = '%26%239786%3B';
613
614 t.test('prefers an utf-8 charset specified by the utf8 sentinel to a default charset of iso-8859-1', function (st) {
615 st.deepEqual(qs.parse('utf8=' + urlEncodedCheckmarkInUtf8 + '&' + urlEncodedOSlashInUtf8 + '=' + urlEncodedOSlashInUtf8, { charsetSentinel: true, charset: 'iso-8859-1' }), { ø: 'ø' });
616 st.end();
617 });
618
619 t.test('prefers an iso-8859-1 charset specified by the utf8 sentinel to a default charset of utf-8', function (st) {
620 st.deepEqual(qs.parse('utf8=' + urlEncodedNumCheckmark + '&' + urlEncodedOSlashInUtf8 + '=' + urlEncodedOSlashInUtf8, { charsetSentinel: true, charset: 'utf-8' }), { 'ø': 'ø' });
621 st.end();
622 });
623
624 t.test('does not require the utf8 sentinel to be defined before the parameters whose decoding it affects', function (st) {
625 st.deepEqual(qs.parse('a=' + urlEncodedOSlashInUtf8 + '&utf8=' + urlEncodedNumCheckmark, { charsetSentinel: true, charset: 'utf-8' }), { a: 'ø' });
626 st.end();
627 });
628
629 t.test('should ignore an utf8 sentinel with an unknown value', function (st) {
630 st.deepEqual(qs.parse('utf8=foo&' + urlEncodedOSlashInUtf8 + '=' + urlEncodedOSlashInUtf8, { charsetSentinel: true, charset: 'utf-8' }), { ø: 'ø' });
631 st.end();
632 });
633
634 t.test('uses the utf8 sentinel to switch to utf-8 when no default charset is given', function (st) {
635 st.deepEqual(qs.parse('utf8=' + urlEncodedCheckmarkInUtf8 + '&' + urlEncodedOSlashInUtf8 + '=' + urlEncodedOSlashInUtf8, { charsetSentinel: true }), { ø: 'ø' });
636 st.end();
637 });
638
639 t.test('uses the utf8 sentinel to switch to iso-8859-1 when no default charset is given', function (st) {
640 st.deepEqual(qs.parse('utf8=' + urlEncodedNumCheckmark + '&' + urlEncodedOSlashInUtf8 + '=' + urlEncodedOSlashInUtf8, { charsetSentinel: true }), { 'ø': 'ø' });
641 st.end();
642 });
643
644 t.test('interprets numeric entities in iso-8859-1 when `interpretNumericEntities`', function (st) {
645 st.deepEqual(qs.parse('foo=' + urlEncodedNumSmiley, { charset: 'iso-8859-1', interpretNumericEntities: true }), { foo: '☺' });
646 st.end();
647 });
648
649 t.test('handles a custom decoder returning `null`, in the `iso-8859-1` charset, when `interpretNumericEntities`', function (st) {
650 st.deepEqual(qs.parse('foo=&bar=' + urlEncodedNumSmiley, {
651 charset: 'iso-8859-1',
652 decoder: function (str, defaultDecoder, charset) {
653 return str ? defaultDecoder(str, defaultDecoder, charset) : null;
654 },
655 interpretNumericEntities: true
656 }), { foo: null, bar: '☺' });
657 st.end();
658 });
659
660 t.test('does not interpret numeric entities in iso-8859-1 when `interpretNumericEntities` is absent', function (st) {
661 st.deepEqual(qs.parse('foo=' + urlEncodedNumSmiley, { charset: 'iso-8859-1' }), { foo: '&#9786;' });
662 st.end();
663 });
664
665 t.test('does not interpret numeric entities when the charset is utf-8, even when `interpretNumericEntities`', function (st) {
666 st.deepEqual(qs.parse('foo=' + urlEncodedNumSmiley, { charset: 'utf-8', interpretNumericEntities: true }), { foo: '&#9786;' });
667 st.end();
668 });
669
670 t.test('does not interpret %uXXXX syntax in iso-8859-1 mode', function (st) {
671 st.deepEqual(qs.parse('%u263A=%u263A', { charset: 'iso-8859-1' }), { '%u263A': '%u263A' });
672 st.end();
673 });
674
675 t.end();
676});
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