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Test Info:
- Manifest: layout/style/test/mochitest.toml
<!DOCTYPE HTML>
<html>
<!--
-->
<head>
<script src="/tests/SimpleTest/SimpleTest.js"></script>
<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
<style type="text/css">
span { background: white; color: black; border: medium solid black; }
</style>
</head>
<body>
<div id="display"></div>
<div id="content" style="display: none">
</div>
<pre id="test">
<script class="testbody" type="text/javascript">
const GREEN = "rgb(0, 128, 0)";
const LIME = "rgb(0, 255, 0)";
const BLACK = "rgb(0, 0, 0)";
const WHITE = "rgb(255, 255, 255)";
function cs(elt) { return getComputedStyle(elt, ""); }
function check_children(p, check_cb) {
var len = p.childNodes.length;
var elts = 0;
var i, elt, child;
for (i = 0; i < len; ++i) {
if (p.childNodes[i].nodeType == Node.ELEMENT_NODE)
++elts;
}
elt = 0;
for (i = 0; i < len; ++i) {
child = p.childNodes[i];
if (child.nodeType != Node.ELEMENT_NODE)
continue;
check_cb(child, elt, elts, i, len);
++elt;
}
}
function run_series(check_cb) {
var display = document.getElementById("display");
// Use a new parent node every time since the optimizations cause
// bits to be set (permanently) on the parent.
var p = document.createElement("p");
display.appendChild(p);
p.innerHTML = "x<span></span><span></span>";
check_children(p, check_cb);
var text = p.removeChild(p.childNodes[0]);
check_children(p, check_cb);
var span = p.removeChild(p.childNodes[0]);
check_children(p, check_cb);
p.appendChild(span);
check_children(p, check_cb);
p.removeChild(span);
check_children(p, check_cb);
p.insertBefore(span, p.childNodes[0]);
check_children(p, check_cb);
p.removeChild(span);
check_children(p, check_cb);
p.insertBefore(span, null);
check_children(p, check_cb);
p.appendChild(document.createElement("span"));
check_children(p, check_cb);
p.insertBefore(document.createElement("span"), p.childNodes[2]);
check_children(p, check_cb);
p.appendChild(text);
check_children(p, check_cb);
display.removeChild(p);
}
var style = document.createElement("style");
style.setAttribute("type", "text/css");
var styleText = document.createTextNode("");
style.appendChild(styleText);
document.getElementsByTagName("head")[0].appendChild(style);
styleText.data = "span:first-child { background: lime; }";
run_series(function(child, elt, elts, node, nodes) {
is(cs(child).backgroundColor, (elt == 0) ? LIME : WHITE,
"child " + node + " should " + ((elt == 0) ? "" : "NOT ") +
" match :first-child");
});
styleText.data = "span:last-child { color: green; }";
run_series(function(child, elt, elts, node, nodes) {
is(cs(child).color, (elt == elts - 1) ? GREEN : BLACK,
"child " + node + " should " + ((elt == elts - 1) ? "" : "NOT ") +
" match :last-child");
});
styleText.data = "span:only-child { border: medium solid green; }";
run_series(function(child, elt, elts, node, nodes) {
is(cs(child).borderTopColor, (elts == 1) ? GREEN : BLACK,
"child " + node + " should " + ((elts == 1) ? "" : "NOT ") +
" match :only-child");
});
styleText.data = "span:-moz-first-node { text-decoration-line: underline; }";
run_series(function(child, elt, elts, node, nodes) {
is(cs(child).textDecorationLine, (node == 0) ? "underline" : "none",
"child " + node + " should " + ((node == 0) ? "" : "NOT ") +
" match :-moz-first-node");
});
styleText.data = "span:-moz-last-node { visibility: hidden; }";
run_series(function(child, elt, elts, node, nodes) {
is(cs(child).visibility, (node == nodes - 1) ? "hidden" : "visible",
"child " + node + " should " + ((node == nodes - 1) ? "" : "NOT ") +
" match :-moz-last-node");
});
styleText.data = "span:nth-child(1) { background: lime; }";
run_series(function(child, elt, elts, node, nodes) {
var matches = elt == 0;
is(cs(child).backgroundColor, matches ? LIME : WHITE,
"child " + node + " should " + (matches ? "" : "NOT ") +
" match " + styleText.data);
});
styleText.data = "span:nth-last-child(0n+2) { color: green; }";
run_series(function(child, elt, elts, node, nodes) {
var matches = (elt == elts - 2);
is(cs(child).color, matches ? GREEN : BLACK,
"child " + node + " should " + (matches ? "" : "NOT ") +
" match " + styleText.data);
});
styleText.data = "span:nth-of-type(2n+3) { color: green; }";
run_series(function(child, elt, elts, node, nodes) {
var nidx = elt + 1;
var matches = nidx % 2 == 1 && nidx >= 3;
is(cs(child).color, matches ? GREEN : BLACK,
"child " + node + " should " + (matches ? "" : "NOT ") +
" match " + styleText.data);
});
styleText.data = "span:nth-last-of-type(-2n+5) { color: green; }";
run_series(function(child, elt, elts, node, nodes) {
var nlidx = elts - elt;
var matches = nlidx % 2 == 1 && nlidx <= 5;
is(cs(child).color, matches ? GREEN : BLACK,
"child " + node + " should " + (matches ? "" : "NOT ") +
" match " + styleText.data);
});
styleText.data = "span:first-of-type { color: green; }";
run_series(function(child, elt, elts, node, nodes) {
var matches = (elt == 0);
is(cs(child).color, matches ? GREEN : BLACK,
"child " + node + " should " + (matches ? "" : "NOT ") +
" match " + styleText.data);
});
styleText.data = "span:last-of-type { color: green; }";
run_series(function(child, elt, elts, node, nodes) {
var matches = (elt == elts - 1);
is(cs(child).color, matches ? GREEN : BLACK,
"child " + node + " should " + (matches ? "" : "NOT ") +
" match " + styleText.data);
});
styleText.data = "span:only-of-type { color: green; }";
run_series(function(child, elt, elts, node, nodes) {
var matches = elts == 1;
is(cs(child).color, matches ? GREEN : BLACK,
"child " + node + " should " + (matches ? "" : "NOT ") +
" match " + styleText.data);
});
</script>
</pre>
</body>
</html>