The Tor Browser / file comparison
comparison: gfx/tests/mochitest/test_bug513439.html
gfx/tests/mochitest/test_bug513439.html
- branch
- TOR_BUG_3246
- changeset 7
- 129ffea94266
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| -1:000000000000 | 0:e3430335b586 |
|---|---|
| 1 <!DOCTYPE HTML> | |
| 2 <html> | |
| 3 <!-- | |
| 4 https://bugzilla.mozilla.org/show_bug.cgi?id=513439 | |
| 5 --> | |
| 6 <head> | |
| 7 <title>Test for Bug 513439</title> | |
| 8 <script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script> | |
| 9 <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/> | |
| 10 </head> | |
| 11 <body> | |
| 12 <a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=513439">Mozilla Bug 513439</a> | |
| 13 <p id="display"></p> | |
| 14 <div id="content" style="display: none"> | |
| 15 | |
| 16 </div> | |
| 17 <pre id="test"> | |
| 18 <script type="application/javascript"> | |
| 19 | |
| 20 /** Test for Bug 513439 **/ | |
| 21 | |
| 22 var prefService = SpecialPowers.Cc["@mozilla.org/preferences-service;1"] | |
| 23 .getService(SpecialPowers.Ci.nsIPrefService); | |
| 24 var layoutCSSBranch = prefService.getBranch("layout.css."); | |
| 25 var oldVal = layoutCSSBranch.getCharPref("devPixelsPerPx"); | |
| 26 | |
| 27 try { | |
| 28 var domWindowUtils = SpecialPowers.DOMWindowUtils; | |
| 29 var devPxPerCSSPx = domWindowUtils.screenPixelsPerCSSPixel; | |
| 30 | |
| 31 layoutCSSBranch.setCharPref("devPixelsPerPx", "2"); | |
| 32 is(domWindowUtils.screenPixelsPerCSSPixel, 2, "devPixelsPerPx wasn't set correctly"); | |
| 33 | |
| 34 layoutCSSBranch.setCharPref("devPixelsPerPx", "1.5"); | |
| 35 is(domWindowUtils.screenPixelsPerCSSPixel, 1.5, "devPixelsPerPx wasn't set correctly"); | |
| 36 | |
| 37 } finally { | |
| 38 layoutCSSBranch.setCharPref("devPixelsPerPx", oldVal); | |
| 39 } | |
| 40 | |
| 41 </script> | |
| 42 </pre> | |
| 43 </body> | |
| 44 </html> |
