Initial commit, version 0.5.3

5 files changed, 1225 insertions, 0 deletions

diff --git a/node_modules/qs/test/.eslintrc b/node_modules/qs/test/.eslintrc
new file mode 100644
index 0000000..20175d6
--- /dev/null
+++ b/node_modules/qs/test/.eslintrc
@@ -0,0 +1,15 @@
+{
+    "rules": {
+		"array-bracket-newline": 0,
+		"array-element-newline": 0,
+		"consistent-return": 2,
+        "max-lines": 0,
+        "max-nested-callbacks": [2, 3],
+        "max-statements": 0,
+		"no-buffer-constructor": 0,
+        "no-extend-native": 0,
+        "no-magic-numbers": 0,
+		"object-curly-newline": 0,
+        "sort-keys": 0
+    }
+}
diff --git a/node_modules/qs/test/index.js b/node_modules/qs/test/index.js
new file mode 100644
index 0000000..5e6bc8f
--- /dev/null
+++ b/node_modules/qs/test/index.js
@@ -0,0 +1,7 @@
+'use strict';
+
+require('./parse');
+
+require('./stringify');
+
+require('./utils');
diff --git a/node_modules/qs/test/parse.js b/node_modules/qs/test/parse.js
new file mode 100644
index 0000000..d7d8641
--- /dev/null
+++ b/node_modules/qs/test/parse.js
@@ -0,0 +1,573 @@
+'use strict';
+
+var test = require('tape');
+var qs = require('../');
+var utils = require('../lib/utils');
+var iconv = require('iconv-lite');
+
+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('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.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 = new Buffer('test');
+        st.deepEqual(qs.parse({ a: b }), { a: b });
+        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', { parallel: false }, 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) {
+        st.deepEqual(qs.parse('a[0]=b&a[1]=c', { parseArrays: false }), { a: { 0: 'b', 1: 'c' } });
+        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 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 }),
+            { a: { b: 'c', toString: true } },
+            'can overwrite prototype with plainObjects true'
+        );
+
+        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 iconv.decode(new Buffer(result), 'shift_jis').toString();
+            }
+        }), { 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.end();
+});
diff --git a/node_modules/qs/test/stringify.js b/node_modules/qs/test/stringify.js
new file mode 100644
index 0000000..124a99d
--- /dev/null
+++ b/node_modules/qs/test/stringify.js
@@ -0,0 +1,596 @@
+'use strict';
+
+var test = require('tape');
+var qs = require('../');
+var utils = require('../lib/utils');
+var iconv = require('iconv-lite');
+
+test('stringify()', function (t) {
+    t.test('stringifies a querystring object', function (st) {
+        st.equal(qs.stringify({ a: 'b' }), 'a=b');
+        st.equal(qs.stringify({ a: 1 }), 'a=1');
+        st.equal(qs.stringify({ a: 1, b: 2 }), 'a=1&b=2');
+        st.equal(qs.stringify({ a: 'A_Z' }), 'a=A_Z');
+        st.equal(qs.stringify({ a: '€' }), 'a=%E2%82%AC');
+        st.equal(qs.stringify({ a: '' }), 'a=%EE%80%80');
+        st.equal(qs.stringify({ a: 'א' }), 'a=%D7%90');
+        st.equal(qs.stringify({ a: '𐐷' }), 'a=%F0%90%90%B7');
+        st.end();
+    });
+
+    t.test('adds query prefix', function (st) {
+        st.equal(qs.stringify({ a: 'b' }, { addQueryPrefix: true }), '?a=b');
+        st.end();
+    });
+
+    t.test('with query prefix, outputs blank string given an empty object', function (st) {
+        st.equal(qs.stringify({}, { addQueryPrefix: true }), '');
+        st.end();
+    });
+
+    t.test('stringifies a nested object', function (st) {
+        st.equal(qs.stringify({ a: { b: 'c' } }), 'a%5Bb%5D=c');
+        st.equal(qs.stringify({ a: { b: { c: { d: 'e' } } } }), 'a%5Bb%5D%5Bc%5D%5Bd%5D=e');
+        st.end();
+    });
+
+    t.test('stringifies a nested object with dots notation', function (st) {
+        st.equal(qs.stringify({ a: { b: 'c' } }, { allowDots: true }), 'a.b=c');
+        st.equal(qs.stringify({ a: { b: { c: { d: 'e' } } } }, { allowDots: true }), 'a.b.c.d=e');
+        st.end();
+    });
+
+    t.test('stringifies an array value', function (st) {
+        st.equal(
+            qs.stringify({ a: ['b', 'c', 'd'] }, { arrayFormat: 'indices' }),
+            'a%5B0%5D=b&a%5B1%5D=c&a%5B2%5D=d',
+            'indices => indices'
+        );
+        st.equal(
+            qs.stringify({ a: ['b', 'c', 'd'] }, { arrayFormat: 'brackets' }),
+            'a%5B%5D=b&a%5B%5D=c&a%5B%5D=d',
+            'brackets => brackets'
+        );
+        st.equal(
+            qs.stringify({ a: ['b', 'c', 'd'] }),
+            'a%5B0%5D=b&a%5B1%5D=c&a%5B2%5D=d',
+            'default => indices'
+        );
+        st.end();
+    });
+
+    t.test('omits nulls when asked', function (st) {
+        st.equal(qs.stringify({ a: 'b', c: null }, { skipNulls: true }), 'a=b');
+        st.end();
+    });
+
+    t.test('omits nested nulls when asked', function (st) {
+        st.equal(qs.stringify({ a: { b: 'c', d: null } }, { skipNulls: true }), 'a%5Bb%5D=c');
+        st.end();
+    });
+
+    t.test('omits array indices when asked', function (st) {
+        st.equal(qs.stringify({ a: ['b', 'c', 'd'] }, { indices: false }), 'a=b&a=c&a=d');
+        st.end();
+    });
+
+    t.test('stringifies a nested array value', function (st) {
+        st.equal(qs.stringify({ a: { b: ['c', 'd'] } }, { arrayFormat: 'indices' }), 'a%5Bb%5D%5B0%5D=c&a%5Bb%5D%5B1%5D=d');
+        st.equal(qs.stringify({ a: { b: ['c', 'd'] } }, { arrayFormat: 'brackets' }), 'a%5Bb%5D%5B%5D=c&a%5Bb%5D%5B%5D=d');
+        st.equal(qs.stringify({ a: { b: ['c', 'd'] } }), 'a%5Bb%5D%5B0%5D=c&a%5Bb%5D%5B1%5D=d');
+        st.end();
+    });
+
+    t.test('stringifies a nested array value with dots notation', function (st) {
+        st.equal(
+            qs.stringify(
+                { a: { b: ['c', 'd'] } },
+                { allowDots: true, encode: false, arrayFormat: 'indices' }
+            ),
+            'a.b[0]=c&a.b[1]=d',
+            'indices: stringifies with dots + indices'
+        );
+        st.equal(
+            qs.stringify(
+                { a: { b: ['c', 'd'] } },
+                { allowDots: true, encode: false, arrayFormat: 'brackets' }
+            ),
+            'a.b[]=c&a.b[]=d',
+            'brackets: stringifies with dots + brackets'
+        );
+        st.equal(
+            qs.stringify(
+                { a: { b: ['c', 'd'] } },
+                { allowDots: true, encode: false }
+            ),
+            'a.b[0]=c&a.b[1]=d',
+            'default: stringifies with dots + indices'
+        );
+        st.end();
+    });
+
+    t.test('stringifies an object inside an array', function (st) {
+        st.equal(
+            qs.stringify({ a: [{ b: 'c' }] }, { arrayFormat: 'indices' }),
+            'a%5B0%5D%5Bb%5D=c',
+            'indices => brackets'
+        );
+        st.equal(
+            qs.stringify({ a: [{ b: 'c' }] }, { arrayFormat: 'brackets' }),
+            'a%5B%5D%5Bb%5D=c',
+            'brackets => brackets'
+        );
+        st.equal(
+            qs.stringify({ a: [{ b: 'c' }] }),
+            'a%5B0%5D%5Bb%5D=c',
+            'default => indices'
+        );
+
+        st.equal(
+            qs.stringify({ a: [{ b: { c: [1] } }] }, { arrayFormat: 'indices' }),
+            'a%5B0%5D%5Bb%5D%5Bc%5D%5B0%5D=1',
+            'indices => indices'
+        );
+
+        st.equal(
+            qs.stringify({ a: [{ b: { c: [1] } }] }, { arrayFormat: 'brackets' }),
+            'a%5B%5D%5Bb%5D%5Bc%5D%5B%5D=1',
+            'brackets => brackets'
+        );
+
+        st.equal(
+            qs.stringify({ a: [{ b: { c: [1] } }] }),
+            'a%5B0%5D%5Bb%5D%5Bc%5D%5B0%5D=1',
+            'default => indices'
+        );
+
+        st.end();
+    });
+
+    t.test('stringifies an array with mixed objects and primitives', function (st) {
+        st.equal(
+            qs.stringify({ a: [{ b: 1 }, 2, 3] }, { encode: false, arrayFormat: 'indices' }),
+            'a[0][b]=1&a[1]=2&a[2]=3',
+            'indices => indices'
+        );
+        st.equal(
+            qs.stringify({ a: [{ b: 1 }, 2, 3] }, { encode: false, arrayFormat: 'brackets' }),
+            'a[][b]=1&a[]=2&a[]=3',
+            'brackets => brackets'
+        );
+        st.equal(
+            qs.stringify({ a: [{ b: 1 }, 2, 3] }, { encode: false }),
+            'a[0][b]=1&a[1]=2&a[2]=3',
+            'default => indices'
+        );
+
+        st.end();
+    });
+
+    t.test('stringifies an object inside an array with dots notation', function (st) {
+        st.equal(
+            qs.stringify(
+                { a: [{ b: 'c' }] },
+                { allowDots: true, encode: false, arrayFormat: 'indices' }
+            ),
+            'a[0].b=c',
+            'indices => indices'
+        );
+        st.equal(
+            qs.stringify(
+                { a: [{ b: 'c' }] },
+                { allowDots: true, encode: false, arrayFormat: 'brackets' }
+            ),
+            'a[].b=c',
+            'brackets => brackets'
+        );
+        st.equal(
+            qs.stringify(
+                { a: [{ b: 'c' }] },
+                { allowDots: true, encode: false }
+            ),
+            'a[0].b=c',
+            'default => indices'
+        );
+
+        st.equal(
+            qs.stringify(
+                { a: [{ b: { c: [1] } }] },
+                { allowDots: true, encode: false, arrayFormat: 'indices' }
+            ),
+            'a[0].b.c[0]=1',
+            'indices => indices'
+        );
+        st.equal(
+            qs.stringify(
+                { a: [{ b: { c: [1] } }] },
+                { allowDots: true, encode: false, arrayFormat: 'brackets' }
+            ),
+            'a[].b.c[]=1',
+            'brackets => brackets'
+        );
+        st.equal(
+            qs.stringify(
+                { a: [{ b: { c: [1] } }] },
+                { allowDots: true, encode: false }
+            ),
+            'a[0].b.c[0]=1',
+            'default => indices'
+        );
+
+        st.end();
+    });
+
+    t.test('does not omit object keys when indices = false', function (st) {
+        st.equal(qs.stringify({ a: [{ b: 'c' }] }, { indices: false }), 'a%5Bb%5D=c');
+        st.end();
+    });
+
+    t.test('uses indices notation for arrays when indices=true', function (st) {
+        st.equal(qs.stringify({ a: ['b', 'c'] }, { indices: true }), 'a%5B0%5D=b&a%5B1%5D=c');
+        st.end();
+    });
+
+    t.test('uses indices notation for arrays when no arrayFormat is specified', function (st) {
+        st.equal(qs.stringify({ a: ['b', 'c'] }), 'a%5B0%5D=b&a%5B1%5D=c');
+        st.end();
+    });
+
+    t.test('uses indices notation for arrays when no arrayFormat=indices', function (st) {
+        st.equal(qs.stringify({ a: ['b', 'c'] }, { arrayFormat: 'indices' }), 'a%5B0%5D=b&a%5B1%5D=c');
+        st.end();
+    });
+
+    t.test('uses repeat notation for arrays when no arrayFormat=repeat', function (st) {
+        st.equal(qs.stringify({ a: ['b', 'c'] }, { arrayFormat: 'repeat' }), 'a=b&a=c');
+        st.end();
+    });
+
+    t.test('uses brackets notation for arrays when no arrayFormat=brackets', function (st) {
+        st.equal(qs.stringify({ a: ['b', 'c'] }, { arrayFormat: 'brackets' }), 'a%5B%5D=b&a%5B%5D=c');
+        st.end();
+    });
+
+    t.test('stringifies a complicated object', function (st) {
+        st.equal(qs.stringify({ a: { b: 'c', d: 'e' } }), 'a%5Bb%5D=c&a%5Bd%5D=e');
+        st.end();
+    });
+
+    t.test('stringifies an empty value', function (st) {
+        st.equal(qs.stringify({ a: '' }), 'a=');
+        st.equal(qs.stringify({ a: null }, { strictNullHandling: true }), 'a');
+
+        st.equal(qs.stringify({ a: '', b: '' }), 'a=&b=');
+        st.equal(qs.stringify({ a: null, b: '' }, { strictNullHandling: true }), 'a&b=');
+
+        st.equal(qs.stringify({ a: { b: '' } }), 'a%5Bb%5D=');
+        st.equal(qs.stringify({ a: { b: null } }, { strictNullHandling: true }), 'a%5Bb%5D');
+        st.equal(qs.stringify({ a: { b: null } }, { strictNullHandling: false }), 'a%5Bb%5D=');
+
+        st.end();
+    });
+
+    t.test('stringifies a null object', { skip: !Object.create }, function (st) {
+        var obj = Object.create(null);
+        obj.a = 'b';
+        st.equal(qs.stringify(obj), 'a=b');
+        st.end();
+    });
+
+    t.test('returns an empty string for invalid input', function (st) {
+        st.equal(qs.stringify(undefined), '');
+        st.equal(qs.stringify(false), '');
+        st.equal(qs.stringify(null), '');
+        st.equal(qs.stringify(''), '');
+        st.end();
+    });
+
+    t.test('stringifies an object with a null object as a child', { skip: !Object.create }, function (st) {
+        var obj = { a: Object.create(null) };
+
+        obj.a.b = 'c';
+        st.equal(qs.stringify(obj), 'a%5Bb%5D=c');
+        st.end();
+    });
+
+    t.test('drops keys with a value of undefined', function (st) {
+        st.equal(qs.stringify({ a: undefined }), '');
+
+        st.equal(qs.stringify({ a: { b: undefined, c: null } }, { strictNullHandling: true }), 'a%5Bc%5D');
+        st.equal(qs.stringify({ a: { b: undefined, c: null } }, { strictNullHandling: false }), 'a%5Bc%5D=');
+        st.equal(qs.stringify({ a: { b: undefined, c: '' } }), 'a%5Bc%5D=');
+        st.end();
+    });
+
+    t.test('url encodes values', function (st) {
+        st.equal(qs.stringify({ a: 'b c' }), 'a=b%20c');
+        st.end();
+    });
+
+    t.test('stringifies a date', function (st) {
+        var now = new Date();
+        var str = 'a=' + encodeURIComponent(now.toISOString());
+        st.equal(qs.stringify({ a: now }), str);
+        st.end();
+    });
+
+    t.test('stringifies the weird object from qs', function (st) {
+        st.equal(qs.stringify({ 'my weird field': '~q1!2"\'w$5&7/z8)?' }), 'my%20weird%20field=~q1%212%22%27w%245%267%2Fz8%29%3F');
+        st.end();
+    });
+
+    t.test('skips properties that are part of the object prototype', function (st) {
+        Object.prototype.crash = 'test';
+        st.equal(qs.stringify({ a: 'b' }), 'a=b');
+        st.equal(qs.stringify({ a: { b: 'c' } }), 'a%5Bb%5D=c');
+        delete Object.prototype.crash;
+        st.end();
+    });
+
+    t.test('stringifies boolean values', function (st) {
+        st.equal(qs.stringify({ a: true }), 'a=true');
+        st.equal(qs.stringify({ a: { b: true } }), 'a%5Bb%5D=true');
+        st.equal(qs.stringify({ b: false }), 'b=false');
+        st.equal(qs.stringify({ b: { c: false } }), 'b%5Bc%5D=false');
+        st.end();
+    });
+
+    t.test('stringifies buffer values', function (st) {
+        st.equal(qs.stringify({ a: new Buffer('test') }), 'a=test');
+        st.equal(qs.stringify({ a: { b: new Buffer('test') } }), 'a%5Bb%5D=test');
+        st.end();
+    });
+
+    t.test('stringifies an object using an alternative delimiter', function (st) {
+        st.equal(qs.stringify({ a: 'b', c: 'd' }, { delimiter: ';' }), 'a=b;c=d');
+        st.end();
+    });
+
+    t.test('doesn\'t blow up when Buffer global is missing', function (st) {
+        var tempBuffer = global.Buffer;
+        delete global.Buffer;
+        var result = qs.stringify({ a: 'b', c: 'd' });
+        global.Buffer = tempBuffer;
+        st.equal(result, 'a=b&c=d');
+        st.end();
+    });
+
+    t.test('selects properties when filter=array', function (st) {
+        st.equal(qs.stringify({ a: 'b' }, { filter: ['a'] }), 'a=b');
+        st.equal(qs.stringify({ a: 1 }, { filter: [] }), '');
+
+        st.equal(
+            qs.stringify(
+                { a: { b: [1, 2, 3, 4], c: 'd' }, c: 'f' },
+                { filter: ['a', 'b', 0, 2], arrayFormat: 'indices' }
+            ),
+            'a%5Bb%5D%5B0%5D=1&a%5Bb%5D%5B2%5D=3',
+            'indices => indices'
+        );
+        st.equal(
+            qs.stringify(
+                { a: { b: [1, 2, 3, 4], c: 'd' }, c: 'f' },
+                { filter: ['a', 'b', 0, 2], arrayFormat: 'brackets' }
+            ),
+            'a%5Bb%5D%5B%5D=1&a%5Bb%5D%5B%5D=3',
+            'brackets => brackets'
+        );
+        st.equal(
+            qs.stringify(
+                { a: { b: [1, 2, 3, 4], c: 'd' }, c: 'f' },
+                { filter: ['a', 'b', 0, 2] }
+            ),
+            'a%5Bb%5D%5B0%5D=1&a%5Bb%5D%5B2%5D=3',
+            'default => indices'
+        );
+
+        st.end();
+    });
+
+    t.test('supports custom representations when filter=function', function (st) {
+        var calls = 0;
+        var obj = { a: 'b', c: 'd', e: { f: new Date(1257894000000) } };
+        var filterFunc = function (prefix, value) {
+            calls += 1;
+            if (calls === 1) {
+                st.equal(prefix, '', 'prefix is empty');
+                st.equal(value, obj);
+            } else if (prefix === 'c') {
+                return void 0;
+            } else if (value instanceof Date) {
+                st.equal(prefix, 'e[f]');
+                return value.getTime();
+            }
+            return value;
+        };
+
+        st.equal(qs.stringify(obj, { filter: filterFunc }), 'a=b&e%5Bf%5D=1257894000000');
+        st.equal(calls, 5);
+        st.end();
+    });
+
+    t.test('can disable uri encoding', function (st) {
+        st.equal(qs.stringify({ a: 'b' }, { encode: false }), 'a=b');
+        st.equal(qs.stringify({ a: { b: 'c' } }, { encode: false }), 'a[b]=c');
+        st.equal(qs.stringify({ a: 'b', c: null }, { strictNullHandling: true, encode: false }), 'a=b&c');
+        st.end();
+    });
+
+    t.test('can sort the keys', function (st) {
+        var sort = function (a, b) {
+            return a.localeCompare(b);
+        };
+        st.equal(qs.stringify({ a: 'c', z: 'y', b: 'f' }, { sort: sort }), 'a=c&b=f&z=y');
+        st.equal(qs.stringify({ a: 'c', z: { j: 'a', i: 'b' }, b: 'f' }, { sort: sort }), 'a=c&b=f&z%5Bi%5D=b&z%5Bj%5D=a');
+        st.end();
+    });
+
+    t.test('can sort the keys at depth 3 or more too', function (st) {
+        var sort = function (a, b) {
+            return a.localeCompare(b);
+        };
+        st.equal(
+            qs.stringify(
+                { a: 'a', z: { zj: { zjb: 'zjb', zja: 'zja' }, zi: { zib: 'zib', zia: 'zia' } }, b: 'b' },
+                { sort: sort, encode: false }
+            ),
+            'a=a&b=b&z[zi][zia]=zia&z[zi][zib]=zib&z[zj][zja]=zja&z[zj][zjb]=zjb'
+        );
+        st.equal(
+            qs.stringify(
+                { a: 'a', z: { zj: { zjb: 'zjb', zja: 'zja' }, zi: { zib: 'zib', zia: 'zia' } }, b: 'b' },
+                { sort: null, encode: false }
+            ),
+            'a=a&z[zj][zjb]=zjb&z[zj][zja]=zja&z[zi][zib]=zib&z[zi][zia]=zia&b=b'
+        );
+        st.end();
+    });
+
+    t.test('can stringify with custom encoding', function (st) {
+        st.equal(qs.stringify({ 県: '大阪府', '': '' }, {
+            encoder: function (str) {
+                if (str.length === 0) {
+                    return '';
+                }
+                var buf = iconv.encode(str, 'shiftjis');
+                var result = [];
+                for (var i = 0; i < buf.length; ++i) {
+                    result.push(buf.readUInt8(i).toString(16));
+                }
+                return '%' + result.join('%');
+            }
+        }), '%8c%a7=%91%e5%8d%e3%95%7b&=');
+        st.end();
+    });
+
+    t.test('receives the default encoder as a second argument', function (st) {
+        st.plan(2);
+        qs.stringify({ a: 1 }, {
+            encoder: function (str, defaultEncoder) {
+                st.equal(defaultEncoder, utils.encode);
+            }
+        });
+        st.end();
+    });
+
+    t.test('throws error with wrong encoder', function (st) {
+        st['throws'](function () {
+            qs.stringify({}, { encoder: 'string' });
+        }, new TypeError('Encoder has to be a function.'));
+        st.end();
+    });
+
+    t.test('can use custom encoder for a buffer object', { skip: typeof Buffer === 'undefined' }, function (st) {
+        st.equal(qs.stringify({ a: new Buffer([1]) }, {
+            encoder: function (buffer) {
+                if (typeof buffer === 'string') {
+                    return buffer;
+                }
+                return String.fromCharCode(buffer.readUInt8(0) + 97);
+            }
+        }), 'a=b');
+        st.end();
+    });
+
+    t.test('serializeDate option', function (st) {
+        var date = new Date();
+        st.equal(
+            qs.stringify({ a: date }),
+            'a=' + date.toISOString().replace(/:/g, '%3A'),
+            'default is toISOString'
+        );
+
+        var mutatedDate = new Date();
+        mutatedDate.toISOString = function () {
+            throw new SyntaxError();
+        };
+        st['throws'](function () {
+            mutatedDate.toISOString();
+        }, SyntaxError);
+        st.equal(
+            qs.stringify({ a: mutatedDate }),
+            'a=' + Date.prototype.toISOString.call(mutatedDate).replace(/:/g, '%3A'),
+            'toISOString works even when method is not locally present'
+        );
+
+        var specificDate = new Date(6);
+        st.equal(
+            qs.stringify(
+                { a: specificDate },
+                { serializeDate: function (d) { return d.getTime() * 7; } }
+            ),
+            'a=42',
+            'custom serializeDate function called'
+        );
+
+        st.end();
+    });
+
+    t.test('RFC 1738 spaces serialization', function (st) {
+        st.equal(qs.stringify({ a: 'b c' }, { format: qs.formats.RFC1738 }), 'a=b+c');
+        st.equal(qs.stringify({ 'a b': 'c d' }, { format: qs.formats.RFC1738 }), 'a+b=c+d');
+        st.end();
+    });
+
+    t.test('RFC 3986 spaces serialization', function (st) {
+        st.equal(qs.stringify({ a: 'b c' }, { format: qs.formats.RFC3986 }), 'a=b%20c');
+        st.equal(qs.stringify({ 'a b': 'c d' }, { format: qs.formats.RFC3986 }), 'a%20b=c%20d');
+        st.end();
+    });
+
+    t.test('Backward compatibility to RFC 3986', function (st) {
+        st.equal(qs.stringify({ a: 'b c' }), 'a=b%20c');
+        st.end();
+    });
+
+    t.test('Edge cases and unknown formats', function (st) {
+        ['UFO1234', false, 1234, null, {}, []].forEach(
+            function (format) {
+                st['throws'](
+                    function () {
+                        qs.stringify({ a: 'b c' }, { format: format });
+                    },
+                    new TypeError('Unknown format option provided.')
+                );
+            }
+        );
+        st.end();
+    });
+
+    t.test('encodeValuesOnly', function (st) {
+        st.equal(
+            qs.stringify(
+                { a: 'b', c: ['d', 'e=f'], f: [['g'], ['h']] },
+                { encodeValuesOnly: true }
+            ),
+            'a=b&c[0]=d&c[1]=e%3Df&f[0][0]=g&f[1][0]=h'
+        );
+        st.equal(
+            qs.stringify(
+                { a: 'b', c: ['d', 'e'], f: [['g'], ['h']] }
+            ),
+            'a=b&c%5B0%5D=d&c%5B1%5D=e&f%5B0%5D%5B0%5D=g&f%5B1%5D%5B0%5D=h'
+        );
+        st.end();
+    });
+
+    t.test('encodeValuesOnly - strictNullHandling', function (st) {
+        st.equal(
+            qs.stringify(
+                { a: { b: null } },
+                { encodeValuesOnly: true, strictNullHandling: true }
+            ),
+            'a[b]'
+        );
+        st.end();
+    });
+
+    t.test('does not mutate the options argument', function (st) {
+        var options = {};
+        qs.stringify({}, options);
+        st.deepEqual(options, {});
+        st.end();
+    });
+
+    t.end();
+});
diff --git a/node_modules/qs/test/utils.js b/node_modules/qs/test/utils.js
new file mode 100644
index 0000000..eff4011
--- /dev/null
+++ b/node_modules/qs/test/utils.js
@@ -0,0 +1,34 @@
+'use strict';
+
+var test = require('tape');
+var utils = require('../lib/utils');
+
+test('merge()', function (t) {
+    t.deepEqual(utils.merge({ a: 'b' }, { a: 'c' }), { a: ['b', 'c'] }, 'merges two objects with the same key');
+
+    var oneMerged = utils.merge({ foo: 'bar' }, { foo: { first: '123' } });
+    t.deepEqual(oneMerged, { foo: ['bar', { first: '123' }] }, 'merges a standalone and an object into an array');
+
+    var twoMerged = utils.merge({ foo: ['bar', { first: '123' }] }, { foo: { second: '456' } });
+    t.deepEqual(twoMerged, { foo: { 0: 'bar', 1: { first: '123' }, second: '456' } }, 'merges a standalone and two objects into an array');
+
+    var sandwiched = utils.merge({ foo: ['bar', { first: '123', second: '456' }] }, { foo: 'baz' });
+    t.deepEqual(sandwiched, { foo: ['bar', { first: '123', second: '456' }, 'baz'] }, 'merges an object sandwiched by two standalones into an array');
+
+    var nestedArrays = utils.merge({ foo: ['baz'] }, { foo: ['bar', 'xyzzy'] });
+    t.deepEqual(nestedArrays, { foo: ['baz', 'bar', 'xyzzy'] });
+
+    t.end();
+});
+
+test('assign()', function (t) {
+    var target = { a: 1, b: 2 };
+    var source = { b: 3, c: 4 };
+    var result = utils.assign(target, source);
+
+    t.equal(result, target, 'returns the target');
+    t.deepEqual(target, { a: 1, b: 3, c: 4 }, 'target and source are merged');
+    t.deepEqual(source, { b: 3, c: 4 }, 'source is untouched');
+
+    t.end();
+});