| oliver | 06a574c | 2007-03-21 21:59:06 +0000 | [diff] [blame] | 1 | <html> |
| 2 | <head> |
| mark.lam@apple.com | 1ca737d | 2013-09-08 05:29:22 +0000 | [diff] [blame^] | 3 | <script src="../../resources/js-test-pre.js"></script> |
| ggaren | af7aca7 | 2007-03-22 03:21:01 +0000 | [diff] [blame] | 4 | <script src="resources/scripted-random.js"></script> |
| oliver | 06a574c | 2007-03-21 21:59:06 +0000 | [diff] [blame] | 5 | </head> |
| 6 | <body> |
| 7 | <p id="description"></p> |
| 8 | <div id="console"></div> |
| 9 | <script> |
| oliver | 06a574c | 2007-03-21 21:59:06 +0000 | [diff] [blame] | 10 | description("This test fuzzes the transform parser with semi-random attribute values and dumps the results of any values that parse successfully."); |
| 11 | |
| oliver | 06a574c | 2007-03-21 21:59:06 +0000 | [diff] [blame] | 12 | var transforms = { // maps a transform name to its minimum argument count |
| 13 | matrix: 6, |
| 14 | rotate: 1, |
| 15 | scale: 1, |
| 16 | skewX: 1, |
| 17 | skewY: 1, |
| 18 | translate: 1 |
| 19 | }; |
| 20 | |
| 21 | var characters = [ |
| 22 | "0", |
| 23 | "1", |
| 24 | "2", |
| 25 | "3", |
| 26 | "4", |
| 27 | "5", |
| 28 | "6", |
| 29 | "7", |
| 30 | "8", |
| 31 | "9", |
| 32 | ".", |
| 33 | "e", |
| 34 | "+", |
| 35 | "-", |
| 36 | "e", |
| 37 | "(", |
| 38 | ")", |
| 39 | " ", |
| 40 | "\t", |
| 41 | "," |
| 42 | ]; |
| 43 | |
| 44 | var gElement = document.createElementNS("http://www.w3.org/2000/svg", "g"); |
| 45 | function parseTransform(string) |
| 46 | { |
| 47 | gElement.setAttributeNS(null, "transform", string); |
| 48 | |
| 49 | var transformList = gElement.transform.baseVal; |
| 50 | if (!transformList.numberOfItems) |
| 51 | return; |
| 52 | |
| 53 | debug("Parsed as " + transformList.numberOfItems + " transform(s): " + string); |
| 54 | } |
| 55 | |
| 56 | function fuzz() |
| 57 | { |
| 58 | for (var transform in transforms) { |
| 59 | |
| 60 | // Too few / too many arguments |
| 61 | for (var i = 0; i < 50; i++) { //> |
| 62 | var transformString = transform + "("; |
| 63 | for (var j = 0; j < i; j++) { //> |
| 64 | transformString += "0"; |
| 65 | if (j < i - 1) //> |
| 66 | transformString += ","; |
| 67 | } |
| 68 | transformString += ")"; |
| 69 | parseTransform(transformString); |
| 70 | } |
| 71 | |
| 72 | // Random assortments of valid characters |
| 73 | for (var i = 0; i < 100; i++) { //> |
| 74 | var transformString = transform + "("; |
| 75 | var count = Math.scriptedRandomInt(20); |
| 76 | for (var j = 0; j < count; j++) { //> |
| 77 | transformString += characters[Math.scriptedRandomInt(characters.length)]; |
| 78 | } |
| 79 | parseTransform(transformString); |
| 80 | } |
| 81 | |
| 82 | // Transform names that are "off by one" |
| 83 | var extraChar = transform.charAt(transform.length - 1); |
| 84 | parseTransform(transform + extraChar + "(0, 0)"); |
| ggaren | af7aca7 | 2007-03-22 03:21:01 +0000 | [diff] [blame] | 85 | parseTransform(transform.substring(0, transform.length - 1) + "(0, 0)"); |
| oliver | 06a574c | 2007-03-21 21:59:06 +0000 | [diff] [blame] | 86 | |
| 87 | // Empty-ish transforms |
| 88 | parseTransform(transform); |
| 89 | parseTransform(transform + String.fromCharCode(0)); |
| 90 | parseTransform(transform + "(" + String.fromCharCode(0) + ")"); |
| 91 | } |
| 92 | } |
| 93 | |
| 94 | fuzz(); |
| 95 | |
| oliver | 06a574c | 2007-03-21 21:59:06 +0000 | [diff] [blame] | 96 | </script> |
| mark.lam@apple.com | 1ca737d | 2013-09-08 05:29:22 +0000 | [diff] [blame^] | 97 | <script src="../../resources/js-test-post.js"></script> |
| oliver | 06a574c | 2007-03-21 21:59:06 +0000 | [diff] [blame] | 98 | </html> |
