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Diffstat (limited to 'middleware/node_modules/qs/test/parse.js')
-rw-r--r-- | middleware/node_modules/qs/test/parse.js | 832 |
1 files changed, 832 insertions, 0 deletions
diff --git a/middleware/node_modules/qs/test/parse.js b/middleware/node_modules/qs/test/parse.js new file mode 100644 index 0000000..7721aaa --- /dev/null +++ b/middleware/node_modules/qs/test/parse.js @@ -0,0 +1,832 @@ +'use strict'; + +var test = require('tape'); +var qs = require('../'); +var utils = require('../lib/utils'); +var iconv = require('iconv-lite'); +var SaferBuffer = require('safer-buffer').Buffer; + +test('parse()', function (t) { + t.test('parses a simple string', function (st) { + st.deepEqual(qs.parse('0=foo'), { 0: 'foo' }); + st.deepEqual(qs.parse('foo=c++'), { foo: 'c ' }); + st.deepEqual(qs.parse('a[>=]=23'), { a: { '>=': '23' } }); + st.deepEqual(qs.parse('a[<=>]==23'), { a: { '<=>': '=23' } }); + st.deepEqual(qs.parse('a[==]=23'), { a: { '==': '23' } }); + st.deepEqual(qs.parse('foo', { strictNullHandling: true }), { foo: null }); + st.deepEqual(qs.parse('foo'), { foo: '' }); + st.deepEqual(qs.parse('foo='), { foo: '' }); + st.deepEqual(qs.parse('foo=bar'), { foo: 'bar' }); + st.deepEqual(qs.parse(' foo = bar = baz '), { ' foo ': ' bar = baz ' }); + st.deepEqual(qs.parse('foo=bar=baz'), { foo: 'bar=baz' }); + st.deepEqual(qs.parse('foo=bar&bar=baz'), { foo: 'bar', bar: 'baz' }); + st.deepEqual(qs.parse('foo2=bar2&baz2='), { foo2: 'bar2', baz2: '' }); + st.deepEqual(qs.parse('foo=bar&baz', { strictNullHandling: true }), { foo: 'bar', baz: null }); + st.deepEqual(qs.parse('foo=bar&baz'), { foo: 'bar', baz: '' }); + st.deepEqual(qs.parse('cht=p3&chd=t:60,40&chs=250x100&chl=Hello|World'), { + cht: 'p3', + chd: 't:60,40', + chs: '250x100', + chl: 'Hello|World' + }); + st.end(); + }); + + t.test('arrayFormat: brackets allows only explicit arrays', function (st) { + st.deepEqual(qs.parse('a[]=b&a[]=c', { arrayFormat: 'brackets' }), { a: ['b', 'c'] }); + st.deepEqual(qs.parse('a[0]=b&a[1]=c', { arrayFormat: 'brackets' }), { a: ['b', 'c'] }); + st.deepEqual(qs.parse('a=b,c', { arrayFormat: 'brackets' }), { a: 'b,c' }); + st.deepEqual(qs.parse('a=b&a=c', { arrayFormat: 'brackets' }), { a: ['b', 'c'] }); + st.end(); + }); + + t.test('arrayFormat: indices allows only indexed arrays', function (st) { + st.deepEqual(qs.parse('a[]=b&a[]=c', { arrayFormat: 'indices' }), { a: ['b', 'c'] }); + st.deepEqual(qs.parse('a[0]=b&a[1]=c', { arrayFormat: 'indices' }), { a: ['b', 'c'] }); + st.deepEqual(qs.parse('a=b,c', { arrayFormat: 'indices' }), { a: 'b,c' }); + st.deepEqual(qs.parse('a=b&a=c', { arrayFormat: 'indices' }), { a: ['b', 'c'] }); + st.end(); + }); + + t.test('arrayFormat: comma allows only comma-separated arrays', function (st) { + st.deepEqual(qs.parse('a[]=b&a[]=c', { arrayFormat: 'comma' }), { a: ['b', 'c'] }); + st.deepEqual(qs.parse('a[0]=b&a[1]=c', { arrayFormat: 'comma' }), { a: ['b', 'c'] }); + st.deepEqual(qs.parse('a=b,c', { arrayFormat: 'comma' }), { a: 'b,c' }); + st.deepEqual(qs.parse('a=b&a=c', { arrayFormat: 'comma' }), { a: ['b', 'c'] }); + st.end(); + }); + + t.test('arrayFormat: repeat allows only repeated values', function (st) { + st.deepEqual(qs.parse('a[]=b&a[]=c', { arrayFormat: 'repeat' }), { a: ['b', 'c'] }); + st.deepEqual(qs.parse('a[0]=b&a[1]=c', { arrayFormat: 'repeat' }), { a: ['b', 'c'] }); + st.deepEqual(qs.parse('a=b,c', { arrayFormat: 'repeat' }), { a: 'b,c' }); + st.deepEqual(qs.parse('a=b&a=c', { arrayFormat: 'repeat' }), { a: ['b', 'c'] }); + st.end(); + }); + + t.test('allows enabling dot notation', function (st) { + st.deepEqual(qs.parse('a.b=c'), { 'a.b': 'c' }); + st.deepEqual(qs.parse('a.b=c', { allowDots: true }), { a: { b: 'c' } }); + st.end(); + }); + + t.deepEqual(qs.parse('a[b]=c'), { a: { b: 'c' } }, 'parses a single nested string'); + t.deepEqual(qs.parse('a[b][c]=d'), { a: { b: { c: 'd' } } }, 'parses a double nested string'); + t.deepEqual( + qs.parse('a[b][c][d][e][f][g][h]=i'), + { a: { b: { c: { d: { e: { f: { '[g][h]': 'i' } } } } } } }, + 'defaults to a depth of 5' + ); + + t.test('only parses one level when depth = 1', function (st) { + st.deepEqual(qs.parse('a[b][c]=d', { depth: 1 }), { a: { b: { '[c]': 'd' } } }); + st.deepEqual(qs.parse('a[b][c][d]=e', { depth: 1 }), { a: { b: { '[c][d]': 'e' } } }); + st.end(); + }); + + t.test('uses original key when depth = 0', function (st) { + st.deepEqual(qs.parse('a[0]=b&a[1]=c', { depth: 0 }), { 'a[0]': 'b', 'a[1]': 'c' }); + st.deepEqual(qs.parse('a[0][0]=b&a[0][1]=c&a[1]=d&e=2', { depth: 0 }), { 'a[0][0]': 'b', 'a[0][1]': 'c', 'a[1]': 'd', e: '2' }); + st.end(); + }); + + t.test('uses original key when depth = false', function (st) { + st.deepEqual(qs.parse('a[0]=b&a[1]=c', { depth: false }), { 'a[0]': 'b', 'a[1]': 'c' }); + st.deepEqual(qs.parse('a[0][0]=b&a[0][1]=c&a[1]=d&e=2', { depth: false }), { 'a[0][0]': 'b', 'a[0][1]': 'c', 'a[1]': 'd', e: '2' }); + st.end(); + }); + + t.deepEqual(qs.parse('a=b&a=c'), { a: ['b', 'c'] }, 'parses a simple array'); + + t.test('parses an explicit array', function (st) { + st.deepEqual(qs.parse('a[]=b'), { a: ['b'] }); + st.deepEqual(qs.parse('a[]=b&a[]=c'), { a: ['b', 'c'] }); + st.deepEqual(qs.parse('a[]=b&a[]=c&a[]=d'), { a: ['b', 'c', 'd'] }); + st.end(); + }); + + t.test('parses a mix of simple and explicit arrays', function (st) { + st.deepEqual(qs.parse('a=b&a[]=c'), { a: ['b', 'c'] }); + st.deepEqual(qs.parse('a[]=b&a=c'), { a: ['b', 'c'] }); + st.deepEqual(qs.parse('a[0]=b&a=c'), { a: ['b', 'c'] }); + st.deepEqual(qs.parse('a=b&a[0]=c'), { a: ['b', 'c'] }); + + st.deepEqual(qs.parse('a[1]=b&a=c', { arrayLimit: 20 }), { a: ['b', 'c'] }); + st.deepEqual(qs.parse('a[]=b&a=c', { arrayLimit: 0 }), { a: ['b', 'c'] }); + st.deepEqual(qs.parse('a[]=b&a=c'), { a: ['b', 'c'] }); + + st.deepEqual(qs.parse('a=b&a[1]=c', { arrayLimit: 20 }), { a: ['b', 'c'] }); + st.deepEqual(qs.parse('a=b&a[]=c', { arrayLimit: 0 }), { a: ['b', 'c'] }); + st.deepEqual(qs.parse('a=b&a[]=c'), { a: ['b', 'c'] }); + + st.end(); + }); + + t.test('parses a nested array', function (st) { + st.deepEqual(qs.parse('a[b][]=c&a[b][]=d'), { a: { b: ['c', 'd'] } }); + st.deepEqual(qs.parse('a[>=]=25'), { a: { '>=': '25' } }); + st.end(); + }); + + t.test('allows to specify array indices', function (st) { + st.deepEqual(qs.parse('a[1]=c&a[0]=b&a[2]=d'), { a: ['b', 'c', 'd'] }); + st.deepEqual(qs.parse('a[1]=c&a[0]=b'), { a: ['b', 'c'] }); + st.deepEqual(qs.parse('a[1]=c', { arrayLimit: 20 }), { a: ['c'] }); + st.deepEqual(qs.parse('a[1]=c', { arrayLimit: 0 }), { a: { 1: 'c' } }); + st.deepEqual(qs.parse('a[1]=c'), { a: ['c'] }); + st.end(); + }); + + t.test('limits specific array indices to arrayLimit', function (st) { + st.deepEqual(qs.parse('a[20]=a', { arrayLimit: 20 }), { a: ['a'] }); + st.deepEqual(qs.parse('a[21]=a', { arrayLimit: 20 }), { a: { 21: 'a' } }); + st.end(); + }); + + t.deepEqual(qs.parse('a[12b]=c'), { a: { '12b': 'c' } }, 'supports keys that begin with a number'); + + t.test('supports encoded = signs', function (st) { + st.deepEqual(qs.parse('he%3Dllo=th%3Dere'), { 'he=llo': 'th=ere' }); + st.end(); + }); + + t.test('is ok with url encoded strings', function (st) { + st.deepEqual(qs.parse('a[b%20c]=d'), { a: { 'b c': 'd' } }); + st.deepEqual(qs.parse('a[b]=c%20d'), { a: { b: 'c d' } }); + st.end(); + }); + + t.test('allows brackets in the value', function (st) { + st.deepEqual(qs.parse('pets=["tobi"]'), { pets: '["tobi"]' }); + st.deepEqual(qs.parse('operators=[">=", "<="]'), { operators: '[">=", "<="]' }); + st.end(); + }); + + t.test('allows empty values', function (st) { + st.deepEqual(qs.parse(''), {}); + st.deepEqual(qs.parse(null), {}); + st.deepEqual(qs.parse(undefined), {}); + st.end(); + }); + + t.test('transforms arrays to objects', function (st) { + st.deepEqual(qs.parse('foo[0]=bar&foo[bad]=baz'), { foo: { 0: 'bar', bad: 'baz' } }); + st.deepEqual(qs.parse('foo[bad]=baz&foo[0]=bar'), { foo: { bad: 'baz', 0: 'bar' } }); + st.deepEqual(qs.parse('foo[bad]=baz&foo[]=bar'), { foo: { bad: 'baz', 0: 'bar' } }); + st.deepEqual(qs.parse('foo[]=bar&foo[bad]=baz'), { foo: { 0: 'bar', bad: 'baz' } }); + st.deepEqual(qs.parse('foo[bad]=baz&foo[]=bar&foo[]=foo'), { foo: { bad: 'baz', 0: 'bar', 1: 'foo' } }); + 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' }] }); + + st.deepEqual(qs.parse('a[]=b&a[t]=u&a[hasOwnProperty]=c', { allowPrototypes: false }), { a: { 0: 'b', t: 'u' } }); + st.deepEqual(qs.parse('a[]=b&a[t]=u&a[hasOwnProperty]=c', { allowPrototypes: true }), { a: { 0: 'b', t: 'u', hasOwnProperty: 'c' } }); + st.deepEqual(qs.parse('a[]=b&a[hasOwnProperty]=c&a[x]=y', { allowPrototypes: false }), { a: { 0: 'b', x: 'y' } }); + st.deepEqual(qs.parse('a[]=b&a[hasOwnProperty]=c&a[x]=y', { allowPrototypes: true }), { a: { 0: 'b', hasOwnProperty: 'c', x: 'y' } }); + st.end(); + }); + + t.test('transforms arrays to objects (dot notation)', function (st) { + st.deepEqual(qs.parse('foo[0].baz=bar&fool.bad=baz', { allowDots: true }), { foo: [{ baz: 'bar' }], fool: { bad: 'baz' } }); + st.deepEqual(qs.parse('foo[0].baz=bar&fool.bad.boo=baz', { allowDots: true }), { foo: [{ baz: 'bar' }], fool: { bad: { boo: 'baz' } } }); + st.deepEqual(qs.parse('foo[0][0].baz=bar&fool.bad=baz', { allowDots: true }), { foo: [[{ baz: 'bar' }]], fool: { bad: 'baz' } }); + st.deepEqual(qs.parse('foo[0].baz[0]=15&foo[0].bar=2', { allowDots: true }), { foo: [{ baz: ['15'], bar: '2' }] }); + 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' }] }); + st.deepEqual(qs.parse('foo.bad=baz&foo[0]=bar', { allowDots: true }), { foo: { bad: 'baz', 0: 'bar' } }); + st.deepEqual(qs.parse('foo.bad=baz&foo[]=bar', { allowDots: true }), { foo: { bad: 'baz', 0: 'bar' } }); + st.deepEqual(qs.parse('foo[]=bar&foo.bad=baz', { allowDots: true }), { foo: { 0: 'bar', bad: 'baz' } }); + st.deepEqual(qs.parse('foo.bad=baz&foo[]=bar&foo[]=foo', { allowDots: true }), { foo: { bad: 'baz', 0: 'bar', 1: 'foo' } }); + 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' }] }); + st.end(); + }); + + t.test('correctly prunes undefined values when converting an array to an object', function (st) { + st.deepEqual(qs.parse('a[2]=b&a[99999999]=c'), { a: { 2: 'b', 99999999: 'c' } }); + st.end(); + }); + + t.test('supports malformed uri characters', function (st) { + st.deepEqual(qs.parse('{%:%}', { strictNullHandling: true }), { '{%:%}': null }); + st.deepEqual(qs.parse('{%:%}='), { '{%:%}': '' }); + st.deepEqual(qs.parse('foo=%:%}'), { foo: '%:%}' }); + st.end(); + }); + + t.test('doesn\'t produce empty keys', function (st) { + st.deepEqual(qs.parse('_r=1&'), { _r: '1' }); + st.end(); + }); + + t.test('cannot access Object prototype', function (st) { + qs.parse('constructor[prototype][bad]=bad'); + qs.parse('bad[constructor][prototype][bad]=bad'); + st.equal(typeof Object.prototype.bad, 'undefined'); + st.end(); + }); + + t.test('parses arrays of objects', function (st) { + st.deepEqual(qs.parse('a[][b]=c'), { a: [{ b: 'c' }] }); + st.deepEqual(qs.parse('a[0][b]=c'), { a: [{ b: 'c' }] }); + st.end(); + }); + + t.test('allows for empty strings in arrays', function (st) { + st.deepEqual(qs.parse('a[]=b&a[]=&a[]=c'), { a: ['b', '', 'c'] }); + + st.deepEqual( + qs.parse('a[0]=b&a[1]&a[2]=c&a[19]=', { strictNullHandling: true, arrayLimit: 20 }), + { a: ['b', null, 'c', ''] }, + 'with arrayLimit 20 + array indices: null then empty string works' + ); + st.deepEqual( + qs.parse('a[]=b&a[]&a[]=c&a[]=', { strictNullHandling: true, arrayLimit: 0 }), + { a: ['b', null, 'c', ''] }, + 'with arrayLimit 0 + array brackets: null then empty string works' + ); + + st.deepEqual( + qs.parse('a[0]=b&a[1]=&a[2]=c&a[19]', { strictNullHandling: true, arrayLimit: 20 }), + { a: ['b', '', 'c', null] }, + 'with arrayLimit 20 + array indices: empty string then null works' + ); + st.deepEqual( + qs.parse('a[]=b&a[]=&a[]=c&a[]', { strictNullHandling: true, arrayLimit: 0 }), + { a: ['b', '', 'c', null] }, + 'with arrayLimit 0 + array brackets: empty string then null works' + ); + + st.deepEqual( + qs.parse('a[]=&a[]=b&a[]=c'), + { a: ['', 'b', 'c'] }, + 'array brackets: empty strings work' + ); + st.end(); + }); + + t.test('compacts sparse arrays', function (st) { + st.deepEqual(qs.parse('a[10]=1&a[2]=2', { arrayLimit: 20 }), { a: ['2', '1'] }); + st.deepEqual(qs.parse('a[1][b][2][c]=1', { arrayLimit: 20 }), { a: [{ b: [{ c: '1' }] }] }); + st.deepEqual(qs.parse('a[1][2][3][c]=1', { arrayLimit: 20 }), { a: [[[{ c: '1' }]]] }); + st.deepEqual(qs.parse('a[1][2][3][c][1]=1', { arrayLimit: 20 }), { a: [[[{ c: ['1'] }]]] }); + st.end(); + }); + + t.test('parses semi-parsed strings', function (st) { + st.deepEqual(qs.parse({ 'a[b]': 'c' }), { a: { b: 'c' } }); + st.deepEqual(qs.parse({ 'a[b]': 'c', 'a[d]': 'e' }), { a: { b: 'c', d: 'e' } }); + st.end(); + }); + + t.test('parses buffers correctly', function (st) { + var b = SaferBuffer.from('test'); + st.deepEqual(qs.parse({ a: b }), { a: b }); + st.end(); + }); + + t.test('parses jquery-param strings', function (st) { + // readable = 'filter[0][]=int1&filter[0][]==&filter[0][]=77&filter[]=and&filter[2][]=int2&filter[2][]==&filter[2][]=8' + 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'; + var expected = { filter: [['int1', '=', '77'], 'and', ['int2', '=', '8']] }; + st.deepEqual(qs.parse(encoded), expected); + st.end(); + }); + + t.test('continues parsing when no parent is found', function (st) { + st.deepEqual(qs.parse('[]=&a=b'), { 0: '', a: 'b' }); + st.deepEqual(qs.parse('[]&a=b', { strictNullHandling: true }), { 0: null, a: 'b' }); + st.deepEqual(qs.parse('[foo]=bar'), { foo: 'bar' }); + st.end(); + }); + + t.test('does not error when parsing a very long array', function (st) { + var str = 'a[]=a'; + while (Buffer.byteLength(str) < 128 * 1024) { + str = str + '&' + str; + } + + st.doesNotThrow(function () { + qs.parse(str); + }); + + st.end(); + }); + + t.test('should not throw when a native prototype has an enumerable property', function (st) { + Object.prototype.crash = ''; + Array.prototype.crash = ''; + st.doesNotThrow(qs.parse.bind(null, 'a=b')); + st.deepEqual(qs.parse('a=b'), { a: 'b' }); + st.doesNotThrow(qs.parse.bind(null, 'a[][b]=c')); + st.deepEqual(qs.parse('a[][b]=c'), { a: [{ b: 'c' }] }); + delete Object.prototype.crash; + delete Array.prototype.crash; + st.end(); + }); + + t.test('parses a string with an alternative string delimiter', function (st) { + st.deepEqual(qs.parse('a=b;c=d', { delimiter: ';' }), { a: 'b', c: 'd' }); + st.end(); + }); + + t.test('parses a string with an alternative RegExp delimiter', function (st) { + st.deepEqual(qs.parse('a=b; c=d', { delimiter: /[;,] */ }), { a: 'b', c: 'd' }); + st.end(); + }); + + t.test('does not use non-splittable objects as delimiters', function (st) { + st.deepEqual(qs.parse('a=b&c=d', { delimiter: true }), { a: 'b', c: 'd' }); + st.end(); + }); + + t.test('allows overriding parameter limit', function (st) { + st.deepEqual(qs.parse('a=b&c=d', { parameterLimit: 1 }), { a: 'b' }); + st.end(); + }); + + t.test('allows setting the parameter limit to Infinity', function (st) { + st.deepEqual(qs.parse('a=b&c=d', { parameterLimit: Infinity }), { a: 'b', c: 'd' }); + st.end(); + }); + + t.test('allows overriding array limit', function (st) { + st.deepEqual(qs.parse('a[0]=b', { arrayLimit: -1 }), { a: { 0: 'b' } }); + st.deepEqual(qs.parse('a[-1]=b', { arrayLimit: -1 }), { a: { '-1': 'b' } }); + st.deepEqual(qs.parse('a[0]=b&a[1]=c', { arrayLimit: 0 }), { a: { 0: 'b', 1: 'c' } }); + st.end(); + }); + + t.test('allows disabling array parsing', function (st) { + var indices = qs.parse('a[0]=b&a[1]=c', { parseArrays: false }); + st.deepEqual(indices, { a: { 0: 'b', 1: 'c' } }); + st.equal(Array.isArray(indices.a), false, 'parseArrays:false, indices case is not an array'); + + var emptyBrackets = qs.parse('a[]=b', { parseArrays: false }); + st.deepEqual(emptyBrackets, { a: { 0: 'b' } }); + st.equal(Array.isArray(emptyBrackets.a), false, 'parseArrays:false, empty brackets case is not an array'); + + st.end(); + }); + + t.test('allows for query string prefix', function (st) { + st.deepEqual(qs.parse('?foo=bar', { ignoreQueryPrefix: true }), { foo: 'bar' }); + st.deepEqual(qs.parse('foo=bar', { ignoreQueryPrefix: true }), { foo: 'bar' }); + st.deepEqual(qs.parse('?foo=bar', { ignoreQueryPrefix: false }), { '?foo': 'bar' }); + st.end(); + }); + + t.test('parses an object', function (st) { + var input = { + 'user[name]': { 'pop[bob]': 3 }, + 'user[email]': null + }; + + var expected = { + user: { + name: { 'pop[bob]': 3 }, + email: null + } + }; + + var result = qs.parse(input); + + st.deepEqual(result, expected); + st.end(); + }); + + t.test('parses string with comma as array divider', function (st) { + st.deepEqual(qs.parse('foo=bar,tee', { comma: true }), { foo: ['bar', 'tee'] }); + st.deepEqual(qs.parse('foo[bar]=coffee,tee', { comma: true }), { foo: { bar: ['coffee', 'tee'] } }); + st.deepEqual(qs.parse('foo=', { comma: true }), { foo: '' }); + st.deepEqual(qs.parse('foo', { comma: true }), { foo: '' }); + st.deepEqual(qs.parse('foo', { comma: true, strictNullHandling: true }), { foo: null }); + st.end(); + }); + + t.test('parses values with comma as array divider', function (st) { + st.deepEqual(qs.parse({ foo: 'bar,tee' }, { comma: false }), { foo: 'bar,tee' }); + st.deepEqual(qs.parse({ foo: 'bar,tee' }, { comma: true }), { foo: ['bar', 'tee'] }); + st.end(); + }); + + t.test('use number decoder, parses string that has one number with comma option enabled', function (st) { + var decoder = function (str, defaultDecoder, charset, type) { + if (!isNaN(Number(str))) { + return parseFloat(str); + } + return defaultDecoder(str, defaultDecoder, charset, type); + }; + + st.deepEqual(qs.parse('foo=1', { comma: true, decoder: decoder }), { foo: 1 }); + st.deepEqual(qs.parse('foo=0', { comma: true, decoder: decoder }), { foo: 0 }); + + st.end(); + }); + + t.test('parses brackets holds array of arrays when having two parts of strings with comma as array divider', function (st) { + st.deepEqual(qs.parse('foo[]=1,2,3&foo[]=4,5,6', { comma: true }), { foo: [['1', '2', '3'], ['4', '5', '6']] }); + st.deepEqual(qs.parse('foo[]=1,2,3&foo[]=', { comma: true }), { foo: [['1', '2', '3'], ''] }); + st.deepEqual(qs.parse('foo[]=1,2,3&foo[]=,', { comma: true }), { foo: [['1', '2', '3'], ['', '']] }); + st.deepEqual(qs.parse('foo[]=1,2,3&foo[]=a', { comma: true }), { foo: [['1', '2', '3'], 'a'] }); + + st.end(); + }); + + t.test('parses comma delimited array while having percent-encoded comma treated as normal text', function (st) { + st.deepEqual(qs.parse('foo=a%2Cb', { comma: true }), { foo: 'a,b' }); + st.deepEqual(qs.parse('foo=a%2C%20b,d', { comma: true }), { foo: ['a, b', 'd'] }); + st.deepEqual(qs.parse('foo=a%2C%20b,c%2C%20d', { comma: true }), { foo: ['a, b', 'c, d'] }); + + st.end(); + }); + + t.test('parses an object in dot notation', function (st) { + var input = { + 'user.name': { 'pop[bob]': 3 }, + 'user.email.': null + }; + + var expected = { + user: { + name: { 'pop[bob]': 3 }, + email: null + } + }; + + var result = qs.parse(input, { allowDots: true }); + + st.deepEqual(result, expected); + st.end(); + }); + + t.test('parses an object and not child values', function (st) { + var input = { + 'user[name]': { 'pop[bob]': { test: 3 } }, + 'user[email]': null + }; + + var expected = { + user: { + name: { 'pop[bob]': { test: 3 } }, + email: null + } + }; + + var result = qs.parse(input); + + st.deepEqual(result, expected); + st.end(); + }); + + t.test('does not blow up when Buffer global is missing', function (st) { + var tempBuffer = global.Buffer; + delete global.Buffer; + var result = qs.parse('a=b&c=d'); + global.Buffer = tempBuffer; + st.deepEqual(result, { a: 'b', c: 'd' }); + st.end(); + }); + + t.test('does not crash when parsing circular references', function (st) { + var a = {}; + a.b = a; + + var parsed; + + st.doesNotThrow(function () { + parsed = qs.parse({ 'foo[bar]': 'baz', 'foo[baz]': a }); + }); + + st.equal('foo' in parsed, true, 'parsed has "foo" property'); + st.equal('bar' in parsed.foo, true); + st.equal('baz' in parsed.foo, true); + st.equal(parsed.foo.bar, 'baz'); + st.deepEqual(parsed.foo.baz, a); + st.end(); + }); + + t.test('does not crash when parsing deep objects', function (st) { + var parsed; + var str = 'foo'; + + for (var i = 0; i < 5000; i++) { + str += '[p]'; + } + + str += '=bar'; + + st.doesNotThrow(function () { + parsed = qs.parse(str, { depth: 5000 }); + }); + + st.equal('foo' in parsed, true, 'parsed has "foo" property'); + + var depth = 0; + var ref = parsed.foo; + while ((ref = ref.p)) { + depth += 1; + } + + st.equal(depth, 5000, 'parsed is 5000 properties deep'); + + st.end(); + }); + + t.test('parses null objects correctly', { skip: !Object.create }, function (st) { + var a = Object.create(null); + a.b = 'c'; + + st.deepEqual(qs.parse(a), { b: 'c' }); + var result = qs.parse({ a: a }); + st.equal('a' in result, true, 'result has "a" property'); + st.deepEqual(result.a, a); + st.end(); + }); + + t.test('parses dates correctly', function (st) { + var now = new Date(); + st.deepEqual(qs.parse({ a: now }), { a: now }); + st.end(); + }); + + t.test('parses regular expressions correctly', function (st) { + var re = /^test$/; + st.deepEqual(qs.parse({ a: re }), { a: re }); + st.end(); + }); + + t.test('does not allow overwriting prototype properties', function (st) { + st.deepEqual(qs.parse('a[hasOwnProperty]=b', { allowPrototypes: false }), {}); + st.deepEqual(qs.parse('hasOwnProperty=b', { allowPrototypes: false }), {}); + + st.deepEqual( + qs.parse('toString', { allowPrototypes: false }), + {}, + 'bare "toString" results in {}' + ); + + st.end(); + }); + + t.test('can allow overwriting prototype properties', function (st) { + st.deepEqual(qs.parse('a[hasOwnProperty]=b', { allowPrototypes: true }), { a: { hasOwnProperty: 'b' } }); + st.deepEqual(qs.parse('hasOwnProperty=b', { allowPrototypes: true }), { hasOwnProperty: 'b' }); + + st.deepEqual( + qs.parse('toString', { allowPrototypes: true }), + { toString: '' }, + 'bare "toString" results in { toString: "" }' + ); + + st.end(); + }); + + t.test('params starting with a closing bracket', function (st) { + st.deepEqual(qs.parse(']=toString'), { ']': 'toString' }); + st.deepEqual(qs.parse(']]=toString'), { ']]': 'toString' }); + st.deepEqual(qs.parse(']hello]=toString'), { ']hello]': 'toString' }); + st.end(); + }); + + t.test('params starting with a starting bracket', function (st) { + st.deepEqual(qs.parse('[=toString'), { '[': 'toString' }); + st.deepEqual(qs.parse('[[=toString'), { '[[': 'toString' }); + st.deepEqual(qs.parse('[hello[=toString'), { '[hello[': 'toString' }); + st.end(); + }); + + t.test('add keys to objects', function (st) { + st.deepEqual( + qs.parse('a[b]=c&a=d'), + { a: { b: 'c', d: true } }, + 'can add keys to objects' + ); + + st.deepEqual( + qs.parse('a[b]=c&a=toString'), + { a: { b: 'c' } }, + 'can not overwrite prototype' + ); + + st.deepEqual( + qs.parse('a[b]=c&a=toString', { allowPrototypes: true }), + { a: { b: 'c', toString: true } }, + 'can overwrite prototype with allowPrototypes true' + ); + + st.deepEqual( + qs.parse('a[b]=c&a=toString', { plainObjects: true }), + { __proto__: null, a: { __proto__: null, b: 'c', toString: true } }, + 'can overwrite prototype with plainObjects true' + ); + + st.end(); + }); + + t.test('dunder proto is ignored', function (st) { + var payload = 'categories[__proto__]=login&categories[__proto__]&categories[length]=42'; + var result = qs.parse(payload, { allowPrototypes: true }); + + st.deepEqual( + result, + { + categories: { + length: '42' + } + }, + 'silent [[Prototype]] payload' + ); + + var plainResult = qs.parse(payload, { allowPrototypes: true, plainObjects: true }); + + st.deepEqual( + plainResult, + { + __proto__: null, + categories: { + __proto__: null, + length: '42' + } + }, + 'silent [[Prototype]] payload: plain objects' + ); + + var query = qs.parse('categories[__proto__]=cats&categories[__proto__]=dogs&categories[some][json]=toInject', { allowPrototypes: true }); + + st.notOk(Array.isArray(query.categories), 'is not an array'); + st.notOk(query.categories instanceof Array, 'is not instanceof an array'); + st.deepEqual(query.categories, { some: { json: 'toInject' } }); + st.equal(JSON.stringify(query.categories), '{"some":{"json":"toInject"}}', 'stringifies as a non-array'); + + st.deepEqual( + qs.parse('foo[__proto__][hidden]=value&foo[bar]=stuffs', { allowPrototypes: true }), + { + foo: { + bar: 'stuffs' + } + }, + 'hidden values' + ); + + st.deepEqual( + qs.parse('foo[__proto__][hidden]=value&foo[bar]=stuffs', { allowPrototypes: true, plainObjects: true }), + { + __proto__: null, + foo: { + __proto__: null, + bar: 'stuffs' + } + }, + 'hidden values: plain objects' + ); + + st.end(); + }); + + t.test('can return null objects', { skip: !Object.create }, function (st) { + var expected = Object.create(null); + expected.a = Object.create(null); + expected.a.b = 'c'; + expected.a.hasOwnProperty = 'd'; + st.deepEqual(qs.parse('a[b]=c&a[hasOwnProperty]=d', { plainObjects: true }), expected); + st.deepEqual(qs.parse(null, { plainObjects: true }), Object.create(null)); + var expectedArray = Object.create(null); + expectedArray.a = Object.create(null); + expectedArray.a[0] = 'b'; + expectedArray.a.c = 'd'; + st.deepEqual(qs.parse('a[]=b&a[c]=d', { plainObjects: true }), expectedArray); + st.end(); + }); + + t.test('can parse with custom encoding', function (st) { + st.deepEqual(qs.parse('%8c%a7=%91%e5%8d%e3%95%7b', { + decoder: function (str) { + var reg = /%([0-9A-F]{2})/ig; + var result = []; + var parts = reg.exec(str); + while (parts) { + result.push(parseInt(parts[1], 16)); + parts = reg.exec(str); + } + return String(iconv.decode(SaferBuffer.from(result), 'shift_jis')); + } + }), { 県: '大阪府' }); + st.end(); + }); + + t.test('receives the default decoder as a second argument', function (st) { + st.plan(1); + qs.parse('a', { + decoder: function (str, defaultDecoder) { + st.equal(defaultDecoder, utils.decode); + } + }); + st.end(); + }); + + t.test('throws error with wrong decoder', function (st) { + st['throws'](function () { + qs.parse({}, { decoder: 'string' }); + }, new TypeError('Decoder has to be a function.')); + st.end(); + }); + + t.test('does not mutate the options argument', function (st) { + var options = {}; + qs.parse('a[b]=true', options); + st.deepEqual(options, {}); + st.end(); + }); + + t.test('throws if an invalid charset is specified', function (st) { + st['throws'](function () { + qs.parse('a=b', { charset: 'foobar' }); + }, new TypeError('The charset option must be either utf-8, iso-8859-1, or undefined')); + st.end(); + }); + + t.test('parses an iso-8859-1 string if asked to', function (st) { + st.deepEqual(qs.parse('%A2=%BD', { charset: 'iso-8859-1' }), { '¢': '½' }); + st.end(); + }); + + var urlEncodedCheckmarkInUtf8 = '%E2%9C%93'; + var urlEncodedOSlashInUtf8 = '%C3%B8'; + var urlEncodedNumCheckmark = '%26%2310003%3B'; + var urlEncodedNumSmiley = '%26%239786%3B'; + + t.test('prefers an utf-8 charset specified by the utf8 sentinel to a default charset of iso-8859-1', function (st) { + st.deepEqual(qs.parse('utf8=' + urlEncodedCheckmarkInUtf8 + '&' + urlEncodedOSlashInUtf8 + '=' + urlEncodedOSlashInUtf8, { charsetSentinel: true, charset: 'iso-8859-1' }), { ø: 'ø' }); + st.end(); + }); + + t.test('prefers an iso-8859-1 charset specified by the utf8 sentinel to a default charset of utf-8', function (st) { + st.deepEqual(qs.parse('utf8=' + urlEncodedNumCheckmark + '&' + urlEncodedOSlashInUtf8 + '=' + urlEncodedOSlashInUtf8, { charsetSentinel: true, charset: 'utf-8' }), { 'ø': 'ø' }); + st.end(); + }); + + t.test('does not require the utf8 sentinel to be defined before the parameters whose decoding it affects', function (st) { + st.deepEqual(qs.parse('a=' + urlEncodedOSlashInUtf8 + '&utf8=' + urlEncodedNumCheckmark, { charsetSentinel: true, charset: 'utf-8' }), { a: 'ø' }); + st.end(); + }); + + t.test('should ignore an utf8 sentinel with an unknown value', function (st) { + st.deepEqual(qs.parse('utf8=foo&' + urlEncodedOSlashInUtf8 + '=' + urlEncodedOSlashInUtf8, { charsetSentinel: true, charset: 'utf-8' }), { ø: 'ø' }); + st.end(); + }); + + t.test('uses the utf8 sentinel to switch to utf-8 when no default charset is given', function (st) { + st.deepEqual(qs.parse('utf8=' + urlEncodedCheckmarkInUtf8 + '&' + urlEncodedOSlashInUtf8 + '=' + urlEncodedOSlashInUtf8, { charsetSentinel: true }), { ø: 'ø' }); + st.end(); + }); + + t.test('uses the utf8 sentinel to switch to iso-8859-1 when no default charset is given', function (st) { + st.deepEqual(qs.parse('utf8=' + urlEncodedNumCheckmark + '&' + urlEncodedOSlashInUtf8 + '=' + urlEncodedOSlashInUtf8, { charsetSentinel: true }), { 'ø': 'ø' }); + st.end(); + }); + + t.test('interprets numeric entities in iso-8859-1 when `interpretNumericEntities`', function (st) { + st.deepEqual(qs.parse('foo=' + urlEncodedNumSmiley, { charset: 'iso-8859-1', interpretNumericEntities: true }), { foo: '☺' }); + st.end(); + }); + + t.test('handles a custom decoder returning `null`, in the `iso-8859-1` charset, when `interpretNumericEntities`', function (st) { + st.deepEqual(qs.parse('foo=&bar=' + urlEncodedNumSmiley, { + charset: 'iso-8859-1', + decoder: function (str, defaultDecoder, charset) { + return str ? defaultDecoder(str, defaultDecoder, charset) : null; + }, + interpretNumericEntities: true + }), { foo: null, bar: '☺' }); + st.end(); + }); + + t.test('does not interpret numeric entities in iso-8859-1 when `interpretNumericEntities` is absent', function (st) { + st.deepEqual(qs.parse('foo=' + urlEncodedNumSmiley, { charset: 'iso-8859-1' }), { foo: '☺' }); + st.end(); + }); + + t.test('does not interpret numeric entities when the charset is utf-8, even when `interpretNumericEntities`', function (st) { + st.deepEqual(qs.parse('foo=' + urlEncodedNumSmiley, { charset: 'utf-8', interpretNumericEntities: true }), { foo: '☺' }); + st.end(); + }); + + t.test('does not interpret %uXXXX syntax in iso-8859-1 mode', function (st) { + st.deepEqual(qs.parse('%u263A=%u263A', { charset: 'iso-8859-1' }), { '%u263A': '%u263A' }); + st.end(); + }); + + t.test('allows for decoding keys and values differently', function (st) { + var decoder = function (str, defaultDecoder, charset, type) { + if (type === 'key') { + return defaultDecoder(str, defaultDecoder, charset, type).toLowerCase(); + } + if (type === 'value') { + return defaultDecoder(str, defaultDecoder, charset, type).toUpperCase(); + } + throw 'this should never happen! type: ' + type; + }; + + st.deepEqual(qs.parse('KeY=vAlUe', { decoder: decoder }), { key: 'VALUE' }); + st.end(); + }); + + t.end(); +}); |