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Bug 1203766 - Part 7: Test. r=bzbarsky

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Cameron McCormack 2015-09-17 12:08:21 +10:00
parent 345ee82d56
commit a31c3c6415
2 changed files with 113 additions and 0 deletions
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1
layout/style/test/mochitest.ini
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@ -129,6 +129,7 @@ support-files = file_bug1055933_circle-xxl.png
[test_bug1089417.html]
support-files = file_bug1089417_iframe.html
[test_bug1112014.html]
[test_bug1203766.html]
[test_cascade.html]
[test_ch_ex_no_infloops.html]
[test_compute_data_with_start_struct.html]

112
layout/style/test/test_bug1203766.html Normal file
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@ -0,0 +1,112 @@
<!DOCTYPE html>
<meta charset=utf-8>
<title>Test for bug 1203766</title>
<script src="/tests/SimpleTest/SimpleTest.js"></script>
<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css">
<style>
.x { color: red; }
body > .x { color: green; }
.y { color: green; }
body > .y { display: none; color: red; }
div > .z { color: red; }
.z { color: green; }
.a { color: red; }
body > .a { display: none; color: green; }
.b { display: none; }
.c { color: red; }
.b > .c { color: green; }
.e { color: red; }
.d > .e { color: green; }
.f { color: red; }
.g { color: green; }
.h > .i { color: red; }
.j > .i { color: green; }
</style>
<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=1203766">Mozilla Bug 1203766</a>
<p id="display"></p>
<div class=y></div>
<div class=b></div>
<pre id="test">
<script class="testbody">
SimpleTest.waitForExplicitFinish();
addLoadEvent(function() {
// Element that goes from being out of the document to in the document.
var e = document.createElement("div");
e.className = "x";
var cs = getComputedStyle(e);
is(cs.color, "rgb(255, 0, 0)");
document.body.appendChild(e);
is(cs.color, "rgb(0, 128, 0)");
// Element that goes from in the document (and display:none) to out of
// the document.
e = document.querySelector(".y");
cs = getComputedStyle(e);
is(cs.color, "rgb(255, 0, 0)");
e.remove();
is(cs.color, "rgb(0, 128, 0)");
// Element that is removed from an out-of-document tree.
e = document.createElement("div");
f = document.createElement("span");
f.className = "z";
e.appendChild(f);
cs = getComputedStyle(f);
is(cs.color, "rgb(255, 0, 0)");
f.remove();
is(cs.color, "rgb(0, 128, 0)");
// Element going from not in document to in document and display:none.
e = document.createElement("div");
e.className = "a";
cs = getComputedStyle(e);
is(cs.color, "rgb(255, 0, 0)");
document.body.appendChild(e);
is(cs.color, "rgb(0, 128, 0)");
// Element going from not in document to in document and child of
// display:none element.
e = document.createElement("div");
e.className = "c";
cs = getComputedStyle(e);
is(cs.color, "rgb(255, 0, 0)");
document.querySelector(".b").appendChild(e);
is(cs.color, "rgb(0, 128, 0)");
// Element that is added to an out-of-document tree.
e = document.createElement("div");
e.className = "d";
f = document.createElement("span");
f.className = "e";
cs = getComputedStyle(f);
is(cs.color, "rgb(255, 0, 0)");
e.appendChild(f);
is(cs.color, "rgb(0, 128, 0)");
// Element that is outside the document when an attribute is modified to
// cause a different rule to match.
e = document.createElement("div");
e.className = "f";
cs = getComputedStyle(e);
is(cs.color, "rgb(255, 0, 0)");
e.className = "g";
is(cs.color, "rgb(0, 128, 0)");
// Element that is outside the document when an ancestor is modified to
// cause a different rule to match.
e = document.createElement("div");
e.className = "h";
f = document.createElement("span");
f.className = "i";
e.appendChild(f);
cs = getComputedStyle(f);
is(cs.color, "rgb(255, 0, 0)");
e.className = "j";
is(cs.color, "rgb(0, 128, 0)");
SimpleTest.finish();
});
</script>
</pre>