Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1 | // Copyright 2015 the V8 project authors. All rights reserved. |
| 2 | // Redistribution and use in source and binary forms, with or without |
| 3 | // modification, are permitted provided that the following conditions are |
| 4 | // met: |
| 5 | // |
| 6 | // * Redistributions of source code must retain the above copyright |
| 7 | // notice, this list of conditions and the following disclaimer. |
| 8 | // * Redistributions in binary form must reproduce the above |
| 9 | // copyright notice, this list of conditions and the following |
| 10 | // disclaimer in the documentation and/or other materials provided |
| 11 | // with the distribution. |
| 12 | // * Neither the name of Google Inc. nor the names of its |
| 13 | // contributors may be used to endorse or promote products derived |
| 14 | // from this software without specific prior written permission. |
| 15 | // |
| 16 | // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| 17 | // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| 18 | // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| 19 | // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| 20 | // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| 21 | // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| 22 | // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| 23 | // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| 24 | // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| 25 | // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| 26 | // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 27 | |
| 28 | // Flags: --max-old-space-size=60 --check-handle-count |
| 29 | |
| 30 | table = []; |
| 31 | |
| 32 | for (var i = 0; i < 32; i++) { |
| 33 | table[i] = String.fromCharCode(i + 0x410); |
| 34 | } |
| 35 | |
| 36 | |
| 37 | var random = (function() { |
| 38 | var seed = 10; |
| 39 | return function() { |
| 40 | seed = (seed * 1009) % 8831; |
| 41 | return seed; |
| 42 | }; |
| 43 | })(); |
| 44 | |
| 45 | |
| 46 | function key(length) { |
| 47 | var s = ""; |
| 48 | for (var i = 0; i < length; i++) { |
| 49 | s += table[random() % 32]; |
| 50 | } |
| 51 | return '"' + s + '"'; |
| 52 | } |
| 53 | |
| 54 | |
| 55 | function value() { |
| 56 | return '[{' + '"field1" : ' + random() + ', "field2" : ' + random() + '}]'; |
| 57 | } |
| 58 | |
| 59 | |
| 60 | function generate(n) { |
| 61 | var s = '{'; |
| 62 | for (var i = 0; i < n; i++) { |
| 63 | if (i > 0) s += ', '; |
| 64 | s += key(random() % 10 + 7); |
| 65 | s += ':'; |
| 66 | s += value(); |
| 67 | } |
| 68 | s += '}'; |
| 69 | return s; |
| 70 | } |
| 71 | |
| 72 | |
| 73 | print("generating"); |
| 74 | |
| 75 | var str = generate(50000); |
| 76 | |
| 77 | print("parsing " + str.length); |
| 78 | JSON.parse(str); |
| 79 | |
| 80 | print("done"); |