mirror of
https://github.com/mozilla/gecko-dev.git
synced 2024-11-05 16:46:26 +00:00
91 lines
2.9 KiB
HTML
91 lines
2.9 KiB
HTML
<!DOCTYPE HTML>
|
|
<html>
|
|
<!--
|
|
https://bugzilla.mozilla.org/show_bug.cgi?id=534804
|
|
-->
|
|
<head>
|
|
<title>Test for Bug 534804</title>
|
|
<script type="application/javascript" src="/MochiKit/packed.js"></script>
|
|
<script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
|
|
<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
|
|
<style type="text/css" id="styleone"> </style>
|
|
<style type="text/css" id="styletwo"> </style>
|
|
</head>
|
|
<body>
|
|
<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=534804">Mozilla Bug 534804</a>
|
|
<p id="display"></p>
|
|
<pre id="test">
|
|
<script type="application/javascript">
|
|
|
|
/** Test for Bug 534804 **/
|
|
|
|
var styleone = document.getElementById("styleone");
|
|
var styletwo = document.getElementById("styletwo");
|
|
var display = document.getElementById("display");
|
|
|
|
run1();
|
|
styletwo.firstChild.data = "#e > span:nth-child(2n+1) { color: green }";
|
|
run1();
|
|
styletwo.firstChild.data = "#e > span:first-child { color: green }";
|
|
run1();
|
|
styletwo.firstChild.data = "#e > span:nth-last-child(2n+1) { color: green }";
|
|
run1();
|
|
styletwo.firstChild.data = "#e > span:last-child { color: green }";
|
|
run1();
|
|
|
|
function run1()
|
|
{
|
|
function identity(bool) { return bool; }
|
|
function inverse(bool) { return !bool; }
|
|
function always_false(bool) { return false; }
|
|
run2("#e:empty + span", identity, always_false);
|
|
run2("#e:empty ~ span", identity, identity);
|
|
run2("#e:not(:empty) + span", inverse, always_false);
|
|
run2("#e:not(:empty) ~ span", inverse, inverse);
|
|
}
|
|
|
|
function run2(sel, next_sibling_rule, later_sibling_rule)
|
|
{
|
|
styleone.firstChild.data = sel + " { text-decoration: underline }";
|
|
|
|
// Rebuild the subtree every time.
|
|
var span1 = document.createElement("span");
|
|
span1.id = "e";
|
|
var span2 = document.createElement("span");
|
|
var span3 = document.createElement("span");
|
|
display.appendChild(span1);
|
|
display.appendChild(span2);
|
|
display.appendChild(span3);
|
|
|
|
function td(e) { return getComputedStyle(e, "").textDecoration; }
|
|
|
|
function check(desc, isempty) {
|
|
is(td(span2), next_sibling_rule(isempty) ? "underline" : "none",
|
|
"match of next sibling in state " + desc);
|
|
is(td(span3), later_sibling_rule(isempty) ? "underline" : "none",
|
|
"match of next sibling in state " + desc);
|
|
}
|
|
|
|
check("initially empty", true);
|
|
var kid = document.createElement("span");
|
|
span1.appendChild(kid);
|
|
check("after append", false);
|
|
span1.removeChild(kid);
|
|
check("after remove", true);
|
|
span1.appendChild(document.createTextNode(""));
|
|
span1.appendChild(document.createComment("a comment"));
|
|
span1.appendChild(document.createTextNode(""));
|
|
check("after append of insignificant children", true);
|
|
span1.insertBefore(kid, span1.childNodes[1]);
|
|
check("after insert", false);
|
|
|
|
display.removeChild(span1);
|
|
display.removeChild(span2);
|
|
display.removeChild(span3);
|
|
}
|
|
|
|
</script>
|
|
</pre>
|
|
</body>
|
|
</html>
|