680 lines
		
	
	
		
			24 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
			
		
		
	
	
			680 lines
		
	
	
		
			24 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
| '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('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('stringifies falsy values', function (st) {
 | |
|         st.equal(qs.stringify(undefined), '');
 | |
|         st.equal(qs.stringify(null), '');
 | |
|         st.equal(qs.stringify(null, { strictNullHandling: true }), '');
 | |
|         st.equal(qs.stringify(false), '');
 | |
|         st.equal(qs.stringify(0), '');
 | |
|         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 nested falsy values', function (st) {
 | |
|         st.equal(qs.stringify({ a: { b: { c: null } } }), 'a%5Bb%5D%5Bc%5D=');
 | |
|         st.equal(qs.stringify({ a: { b: { c: null } } }, { strictNullHandling: true }), 'a%5Bb%5D%5Bc%5D');
 | |
|         st.equal(qs.stringify({ a: { b: { c: false } } }), 'a%5Bb%5D%5Bc%5D=false');
 | |
|         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'] }, { arrayFormat: 'comma' }),
 | |
|             'a=b%2Cc%2Cd',
 | |
|             'comma => comma'
 | |
|         );
 | |
|         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'] } }, { arrayFormat: 'comma' }), 'a%5Bb%5D=c%2Cd'); // a[b]=c,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, arrayFormat: 'comma' }
 | |
|             ),
 | |
|             'a.b=c,d',
 | |
|             'comma: stringifies with dots + comma'
 | |
|         );
 | |
|         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', // a[0][b]=c
 | |
|             'indices => brackets'
 | |
|         );
 | |
|         st.equal(
 | |
|             qs.stringify({ a: [{ b: 'c' }] }, { arrayFormat: 'brackets' }),
 | |
|             'a%5B%5D%5Bb%5D=c', // a[][b]=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: SaferBuffer.from('test') }), 'a=test');
 | |
|         st.equal(qs.stringify({ a: { b: SaferBuffer.from('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: SaferBuffer.from([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('throws if an invalid charset is specified', function (st) {
 | |
|         st['throws'](function () {
 | |
|             qs.stringify({ a: 'b' }, { charset: 'foobar' });
 | |
|         }, new TypeError('The charset option must be either utf-8, iso-8859-1, or undefined'));
 | |
|         st.end();
 | |
|     });
 | |
| 
 | |
|     t.test('respects a charset of iso-8859-1', function (st) {
 | |
|         st.equal(qs.stringify({ æ: 'æ' }, { charset: 'iso-8859-1' }), '%E6=%E6');
 | |
|         st.end();
 | |
|     });
 | |
| 
 | |
|     t.test('encodes unrepresentable chars as numeric entities in iso-8859-1 mode', function (st) {
 | |
|         st.equal(qs.stringify({ a: '☺' }, { charset: 'iso-8859-1' }), 'a=%26%239786%3B');
 | |
|         st.end();
 | |
|     });
 | |
| 
 | |
|     t.test('respects an explicit charset of utf-8 (the default)', function (st) {
 | |
|         st.equal(qs.stringify({ a: 'æ' }, { charset: 'utf-8' }), 'a=%C3%A6');
 | |
|         st.end();
 | |
|     });
 | |
| 
 | |
|     t.test('adds the right sentinel when instructed to and the charset is utf-8', function (st) {
 | |
|         st.equal(qs.stringify({ a: 'æ' }, { charsetSentinel: true, charset: 'utf-8' }), 'utf8=%E2%9C%93&a=%C3%A6');
 | |
|         st.end();
 | |
|     });
 | |
| 
 | |
|     t.test('adds the right sentinel when instructed to and the charset is iso-8859-1', function (st) {
 | |
|         st.equal(qs.stringify({ a: 'æ' }, { charsetSentinel: true, charset: 'iso-8859-1' }), 'utf8=%26%2310003%3B&a=%E6');
 | |
|         st.end();
 | |
|     });
 | |
| 
 | |
|     t.test('does not mutate the options argument', function (st) {
 | |
|         var options = {};
 | |
|         qs.stringify({}, options);
 | |
|         st.deepEqual(options, {});
 | |
|         st.end();
 | |
|     });
 | |
| 
 | |
|     t.test('strictNullHandling works with custom filter', function (st) {
 | |
|         var filter = function (prefix, value) {
 | |
|             return value;
 | |
|         };
 | |
| 
 | |
|         var options = { strictNullHandling: true, filter: filter };
 | |
|         st.equal(qs.stringify({ key: null }, options), 'key');
 | |
|         st.end();
 | |
|     });
 | |
| 
 | |
|     t.test('strictNullHandling works with null serializeDate', function (st) {
 | |
|         var serializeDate = function () {
 | |
|             return null;
 | |
|         };
 | |
|         var options = { strictNullHandling: true, serializeDate: serializeDate };
 | |
|         var date = new Date();
 | |
|         st.equal(qs.stringify({ key: date }, options), 'key');
 | |
|         st.end();
 | |
|     });
 | |
| 
 | |
|     t.end();
 | |
| });
 |