content/xul/document/test/test_bug311681.xul@97036ab72558 (annotated)
content/xul/document/test/test_bug311681.xul
Tue, 06 Jan 2015 21:39:09 +0100
- author
- Michael Schloh von Bennewitz <michael@schloh.com>
- date
- Tue, 06 Jan 2015 21:39:09 +0100
- branch
- TOR_BUG_9701
- changeset 8
- 97036ab72558
- permissions
- -rw-r--r--
Conditionally force memory storage according to privacy.thirdparty.isolate;
This solves Tor bug #9701, complying with disk avoidance documented in
https://www.torproject.org/projects/torbrowser/design/#disk-avoidance.
| michael@0 | 1 | <?xml version="1.0"?> |
| michael@0 | 2 | <?xml-stylesheet href="chrome://global/skin" type="text/css"?> |
| michael@0 | 3 | <?xml-stylesheet href="chrome://mochikit/content/tests/SimpleTest/test.css" type="text/css"?> |
| michael@0 | 4 | <!-- |
| michael@0 | 5 | https://bugzilla.mozilla.org/show_bug.cgi?id=311681 |
| michael@0 | 6 | --> |
| michael@0 | 7 | <window title="Mozilla Bug 311681" |
| michael@0 | 8 | xmlns:html="http://www.w3.org/1999/xhtml" |
| michael@0 | 9 | xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul"> |
| michael@0 | 10 | |
| michael@0 | 11 | <script type="application/javascript" src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"></script> |
| michael@0 | 12 | |
| michael@0 | 13 | <body xmlns="http://www.w3.org/1999/xhtml"> |
| michael@0 | 14 | <a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=311681">Mozilla Bug 311681</a> |
| michael@0 | 15 | <script class="testbody" type="text/javascript"> |
| michael@0 | 16 | <![CDATA[ |
| michael@0 | 17 | // Setup script |
| michael@0 | 18 | SimpleTest.waitForExplicitFinish(); |
| michael@0 | 19 | |
| michael@0 | 20 | // Make sure to trigger the hashtable case by asking for enough elements |
| michael@0 | 21 | // by ID. |
| michael@0 | 22 | for (var i = 0; i < 256; ++i) { |
| michael@0 | 23 | var x = document.getElementById(i); |
| michael@0 | 24 | } |
| michael@0 | 25 | |
| michael@0 | 26 | // save off the document.getElementById function, since getting it as a |
| michael@0 | 27 | // property off the document it causes a content flush. |
| michael@0 | 28 | var fun = document.getElementById; |
| michael@0 | 29 | |
| michael@0 | 30 | // Slot for our initial element with id "content" |
| michael@0 | 31 | var testNode; |
| michael@0 | 32 | |
| michael@0 | 33 | function getCont() { |
| michael@0 | 34 | return fun.call(document, "content"); |
| michael@0 | 35 | } |
| michael@0 | 36 | |
| michael@0 | 37 | function testClone() { |
| michael@0 | 38 | // Test to make sure that if we have multiple nodes with the same ID in |
| michael@0 | 39 | // a document we don't forget about one of them when the other is |
| michael@0 | 40 | // removed. |
| michael@0 | 41 | var newParent = $("display"); |
| michael@0 | 42 | var node = testNode.cloneNode(true); |
| michael@0 | 43 | isnot(node, testNode, "Clone should be a different node"); |
| michael@0 | 44 | |
| michael@0 | 45 | newParent.appendChild(node); |
| michael@0 | 46 | |
| michael@0 | 47 | // Check what getElementById returns, no flushing |
| michael@0 | 48 | is(getCont(), node, "Should be getting new node pre-flush 1") |
| michael@0 | 49 | |
| michael@0 | 50 | // Trigger a layout flush, just in case. |
| michael@0 | 51 | var itemHeight = newParent.offsetHeight/10; |
| michael@0 | 52 | |
| michael@0 | 53 | // Check what getElementById returns now. |
| michael@0 | 54 | is(getCont(), node, "Should be getting new node post-flush 1") |
| michael@0 | 55 | |
| michael@0 | 56 | clear(newParent); |
| michael@0 | 57 | |
| michael@0 | 58 | // Check what getElementById returns, no flushing |
| michael@0 | 59 | is(getCont(), testNode, "Should be getting orig node pre-flush 2"); |
| michael@0 | 60 | |
| michael@0 | 61 | // Trigger a layout flush, just in case. |
| michael@0 | 62 | var itemHeight = newParent.offsetHeight/10; |
| michael@0 | 63 | |
| michael@0 | 64 | // Check what getElementById returns now. |
| michael@0 | 65 | is(getCont(), testNode, "Should be getting orig node post-flush 2"); |
| michael@0 | 66 | |
| michael@0 | 67 | node = testNode.cloneNode(true); |
| michael@0 | 68 | newParent.appendChild(node); |
| michael@0 | 69 | testNode.parentNode.removeChild(testNode); |
| michael@0 | 70 | |
| michael@0 | 71 | // Check what getElementById returns, no flushing |
| michael@0 | 72 | is(getCont(), node, "Should be getting clone pre-flush"); |
| michael@0 | 73 | |
| michael@0 | 74 | // Trigger a layout flush, just in case. |
| michael@0 | 75 | var itemHeight = newParent.offsetHeight/10; |
| michael@0 | 76 | |
| michael@0 | 77 | // Check what getElementById returns now. |
| michael@0 | 78 | is(getCont(), node, "Should be getting clone post-flush"); |
| michael@0 | 79 | |
| michael@0 | 80 | } |
| michael@0 | 81 | |
| michael@0 | 82 | function clear(node) { |
| michael@0 | 83 | while (node.hasChildNodes()) { |
| michael@0 | 84 | node.removeChild(node.firstChild); |
| michael@0 | 85 | } |
| michael@0 | 86 | } |
| michael@0 | 87 | |
| michael@0 | 88 | addLoadEvent(testClone); |
| michael@0 | 89 | addLoadEvent(SimpleTest.finish); |
| michael@0 | 90 | ]]> |
| michael@0 | 91 | </script> |
| michael@0 | 92 | <p id="display"></p> |
| michael@0 | 93 | <div id="content" style="display: none"> |
| michael@0 | 94 | <script class="testbody" type="text/javascript"> |
| michael@0 | 95 | <![CDATA[ |
| michael@0 | 96 | testNode = fun.call(document, "content"); |
| michael@0 | 97 | // Needs incremental XML parser |
| michael@0 | 98 | isnot(testNode, null, "Should have node here"); |
| michael@0 | 99 | ]]> |
| michael@0 | 100 | </script> |
| michael@0 | 101 | </div> |
| michael@0 | 102 | <pre id="test"> |
| michael@0 | 103 | </pre> |
| michael@0 | 104 | </body> |
| michael@0 | 105 | |
| michael@0 | 106 | </window> |
