|
| 1 | +import jsonStableStringify from 'json-stable-stringify'; |
| 2 | + |
| 3 | +import stringify from '../index'; |
| 4 | + |
| 5 | +class ImplementingToJSON { |
| 6 | + toJSON() { |
| 7 | + return 'dummy!'; |
| 8 | + } |
| 9 | +} |
| 10 | + |
| 11 | +class NotImplementingToJSON {} |
| 12 | + |
| 13 | +describe('fastStableStringify', function () { |
| 14 | + it.each([ |
| 15 | + [ |
| 16 | + 'strings', |
| 17 | + { |
| 18 | + BACKSPACE: '\b', |
| 19 | + CARRIAGE_RETURN: '\r', |
| 20 | + EMPTY_STRING: '', |
| 21 | + ESCAPE_RANGE: '\u0000\u001F', |
| 22 | + FORM_FEED: '\f', |
| 23 | + LINE_FEED: '\n', |
| 24 | + LOWERCASE: 'abc', |
| 25 | + MIXED: 'Aa1 Bb2 Cc3 \u0000\u001F\u0020\uFFFF☃"\\/\f\n\r\t\b', |
| 26 | + NON_ESCAPE_RANGE: '\u0020\uFFFF', |
| 27 | + NUMBER_ONLY: '123', |
| 28 | + QUOTATION_MARK: '"', |
| 29 | + REVERSE_SOLIDUS: '\\', |
| 30 | + SOLIDUS: '/', |
| 31 | + TAB: '\t', |
| 32 | + UPPERCASE: 'ABC', |
| 33 | + UTF16: '☃', |
| 34 | + VALUES_WITH_SPACES: 'a b c', |
| 35 | + }, |
| 36 | + ], |
| 37 | + [ |
| 38 | + 'object keys', |
| 39 | + { |
| 40 | + '': 'EMPTY_STRING', |
| 41 | + '\u0000\u001F': 'ESCAPE_RANGE', |
| 42 | + '\b': 'BACKSPACE', |
| 43 | + '\t': 'TAB', |
| 44 | + '\n': 'LINE_FEED', |
| 45 | + '\f': 'FORM_FEED', |
| 46 | + '\r': 'CARRIAGE_RETURN', |
| 47 | + '\u0020\uFFFF': 'NON_ESCAPE_RANGE', |
| 48 | + '"': 'QUOTATION_MARK', |
| 49 | + '/': 'SOLIDUS', |
| 50 | + ABC: 'UPPERCASE', |
| 51 | + 'Aa1 Bb2 Cc3 \u0000\u001F\u0020\uFFFF☃"\\/\f\n\r\t\b': 'MIXED', |
| 52 | + NUMBER_ONLY: '123', |
| 53 | + '\\': 'REVERSE_SOLIDUS', |
| 54 | + 'a b c': 'VALUES_WITH_SPACES', |
| 55 | + abc: 'LOWERCASE', |
| 56 | + '☃': 'UTF16', |
| 57 | + }, |
| 58 | + ], |
| 59 | + [ |
| 60 | + 'numbers', |
| 61 | + { |
| 62 | + FALSY: 0, |
| 63 | + FLOAT: 0.1234567, |
| 64 | + INFINITY: Infinity, |
| 65 | + MAX_SAFE_INTEGER: 9007199254740991, |
| 66 | + MAX_VALUE: 1.7976931348623157e308, |
| 67 | + MIN_SAFE_INTEGER: -9007199254740991, |
| 68 | + MIN_VALUE: 5e-324, |
| 69 | + NAN: NaN, |
| 70 | + NEGATIVE: -1, |
| 71 | + NEGATIVE_FLOAT: -0.9876543, |
| 72 | + NEGATIVE_MAX_VALUE: -1.7976931348623157e308, |
| 73 | + NEGATIVE_MIN_VALUE: -5e-324, |
| 74 | + NEG_INFINITY: -Infinity, |
| 75 | + }, |
| 76 | + ], |
| 77 | + ['true', true], |
| 78 | + ['false', false], |
| 79 | + ['undefined', undefined], |
| 80 | + ['null', null], |
| 81 | + ['objects of undefineds', { ONE: undefined, THREE: undefined, TWO: undefined }], |
| 82 | + ['objects of null', { NULL: null }], |
| 83 | + ['a Date instance', new Date('2017')], |
| 84 | + ['a function', function () {}], |
| 85 | + ['object that implements `toJSON`', new ImplementingToJSON()], |
| 86 | + ['objects that does not implements `toJSON`', new NotImplementingToJSON()], |
| 87 | + [ |
| 88 | + 'objects of mixed values', |
| 89 | + { |
| 90 | + 'Aa1 Bb2 Cc3 \u0000\u001F\u0020\uFFFF☃"\\/\f\n\r\t\b': 'MIXED', |
| 91 | + FALSE: false, |
| 92 | + MAX_VALUE: 1.7976931348623157e308, |
| 93 | + MIN_VALUE: 5e-324, |
| 94 | + MIXED: 'Aa1 Bb2 Cc3 \u0000\u001F\u0020\uFFFF☃"\\/\f\n\r\t\b', |
| 95 | + NEGATIVE_MAX_VALUE: -1.7976931348623157e308, |
| 96 | + NEGATIVE_MIN_VALUE: -5e-324, |
| 97 | + NULL: null, |
| 98 | + TRUE: true, |
| 99 | + UNDEFINED: undefined, |
| 100 | + zzz: 'ending', |
| 101 | + }, |
| 102 | + ], |
| 103 | + [ |
| 104 | + 'arrays of numbers', |
| 105 | + [ |
| 106 | + 9007199254740991, |
| 107 | + -9007199254740991, |
| 108 | + 0, |
| 109 | + -1, |
| 110 | + 0.1234567, |
| 111 | + -0.9876543, |
| 112 | + 1.7976931348623157e308, |
| 113 | + 5e-324, |
| 114 | + -1.7976931348623157e308, |
| 115 | + -5e-324, |
| 116 | + Infinity, |
| 117 | + -Infinity, |
| 118 | + NaN, |
| 119 | + ], |
| 120 | + ], |
| 121 | + [ |
| 122 | + 'arrays of strings', |
| 123 | + [ |
| 124 | + 'a b c', |
| 125 | + 'abc', |
| 126 | + 'ABC', |
| 127 | + 'NUMBER_ONLY', |
| 128 | + '', |
| 129 | + '\u0000\u001F', |
| 130 | + '\u0020\uFFFF', |
| 131 | + '☃', |
| 132 | + '"', |
| 133 | + '\\', |
| 134 | + '/', |
| 135 | + '\f', |
| 136 | + '\n', |
| 137 | + '\r', |
| 138 | + '\t', |
| 139 | + '\b', |
| 140 | + 'Aa1 Bb2 Cc3 \u0000\u001F\u0020\uFFFF☃"\\/\f\n\r\t\b', |
| 141 | + ], |
| 142 | + ], |
| 143 | + ['arrays of booleans ', [true, false]], |
| 144 | + ['arrays of null', [null]], |
| 145 | + ['arrays of undefined', [undefined]], |
| 146 | + ['arrays of Date instances', [new Date('2017')]], |
| 147 | + ['arrays of instances that implement `toJSON`', [new ImplementingToJSON()]], |
| 148 | + ['arrays of instances that do not implement `toJSON`', [new NotImplementingToJSON()]], |
| 149 | + ['arrays of functions', [function () {}]], |
| 150 | + [ |
| 151 | + 'arrays of mixed values', |
| 152 | + [ |
| 153 | + -1.7976931348623157e308, |
| 154 | + -5e-324, |
| 155 | + 'Aa1 Bb2 Cc3 \u0000\u001F\u0020\uFFFF☃"\\/\f\n\r\t\b', |
| 156 | + true, |
| 157 | + false, |
| 158 | + null, |
| 159 | + undefined, |
| 160 | + ], |
| 161 | + ], |
| 162 | + [ |
| 163 | + 'mixed values', |
| 164 | + [ |
| 165 | + { |
| 166 | + 'Aa1 Bb2 Cc3 \u0000\u001F\u0020\uFFFF☃"\\/\f\n\r\t\b': 'MIXED', |
| 167 | + DATE: new Date('2017'), |
| 168 | + FALSE: false, |
| 169 | + FUNCTION: function () {}, |
| 170 | + IMPLEMENTING_TO_JSON: new ImplementingToJSON(), |
| 171 | + MAX_VALUE: 1.7976931348623157e308, |
| 172 | + MIN_VALUE: 5e-324, |
| 173 | + MIXED: 'Aa1 Bb2 Cc3 \u0000\u001F\u0020\uFFFF☃"\\/\f\n\r\t\b', |
| 174 | + NEGATIVE_MAX_VALUE: -1.7976931348623157e308, |
| 175 | + NEGATIVE_MIN_VALUE: -5e-324, |
| 176 | + NOT_IMPLEMENTING_TO_JSON: new NotImplementingToJSON(), |
| 177 | + NULL: null, |
| 178 | + TRUE: true, |
| 179 | + UNDEFINED: undefined, |
| 180 | + zzz: 'ending', |
| 181 | + }, |
| 182 | + -1.7976931348623157e308, |
| 183 | + -5e-324, |
| 184 | + 'Aa1 Bb2 Cc3 \u0000\u001F\u0020\uFFFF☃"\\/\f\n\r\t\b', |
| 185 | + true, |
| 186 | + false, |
| 187 | + null, |
| 188 | + undefined, |
| 189 | + new Date('2017'), |
| 190 | + function () {}, |
| 191 | + new ImplementingToJSON(), |
| 192 | + new NotImplementingToJSON(), |
| 193 | + ], |
| 194 | + ], |
| 195 | + ])('matches the output of `json-stable-stringify` when hashing %s (`%s`)', (_, value) => { |
| 196 | + expect(stringify(value)).toBe(jsonStableStringify(value)); |
| 197 | + }); |
| 198 | + it('hashes bigints', function () { |
| 199 | + expect(stringify(200n)).toMatch('"200n"'); |
| 200 | + }); |
| 201 | +}); |
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