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<!DOCTYPE HTML>
<html>
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<head>
<title>Test for Bug 652486, Bug 1039488 and Bug 1574222</title>
<script src="/tests/SimpleTest/SimpleTest.js"></script>
<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
</head>
<body>
<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=652486">Mozilla Bug 652486</a>
<p id="display"></p>
<div id="content" style="display: none">
<div id="t"></div>
</div>
<pre id="test">
<script class="testbody" type="text/javascript">
/** Test for Bug 652486, Bug 1039488 and Bug 1574222 **/
function c() {
return document.defaultView.getComputedStyle($('t')).
getPropertyValue("text-decoration");
}
// The default value of the 'color' property, which in turn establishes the
// default value of 'text-decoration-color' (via the 'currentColor' keyword).
var defaultLineColor = "rgb(0, 0, 0)";
var tests = [
// When only text-decoration was specified, text-decoration should look like
// a longhand property. However, as of Bug 1574222, the getComputedStyle()
// serialization for "text-decoration" will always include the color,
// because we can't tell whether the resolved color value came from the
// initial "currentColor" value (and could safely be omitted) vs. whether it
// came from a custom specified value (and cannot be omitted).
{ decoration: "none",
line: null, color: null, style: null,
expectedValue: defaultLineColor },
{ decoration: "underline",
line: null, color: null, style: null,
expectedValue: "underline " + defaultLineColor },
{ decoration: "overline",
line: null, color: null, style: null,
expectedValue: "overline " + defaultLineColor },
{ decoration: "line-through",
line: null, color: null, style: null,
expectedValue: "line-through " + defaultLineColor },
{ decoration: "blink",
line: null, color: null, style: null,
expectedValue: "blink " + defaultLineColor },
{ decoration: "underline overline",
line: null, color: null, style: null,
expectedValue: "underline overline " + defaultLineColor },
{ decoration: "underline line-through",
line: null, color: null, style: null,
expectedValue: "underline line-through " + defaultLineColor },
{ decoration: "blink underline",
line: null, color: null, style: null,
expectedValue: "underline blink " + defaultLineColor },
{ decoration: "underline blink",
line: null, color: null, style: null,
expectedValue: "underline blink " + defaultLineColor },
// When only text-decoration-line or text-blink was specified,
// text-decoration should look like a longhand property.
// However, as of Bug 1574222, the getComputedStyle() serialization for
// "text-decoration" will always include the color, because we can't tell
// whether the resolved color value came from the initial "currentColor"
// value (and could safely be omitted) vs. whether it came from a custom
// specified value (and cannot be omitted).
{ decoration: null,
line: "blink", color: null, style: null,
expectedValue: "blink " + defaultLineColor },
{ decoration: null,
line: "underline", color: null, style: null,
expectedValue: "underline " + defaultLineColor },
{ decoration: null,
line: "overline", color: null, style: null,
expectedValue: "overline " + defaultLineColor },
{ decoration: null,
line: "line-through", color: null, style: null,
expectedValue: "line-through " + defaultLineColor },
{ decoration: null,
line: "blink underline", color: null, style: null,
expectedValue: "underline blink " + defaultLineColor },
// When text-decoration-color isn't its initial value,
// text-decoration should be a shorthand property.
{ decoration: "blink",
line: null, color: "rgb(0, 0, 0)", style: null,
expectedValue: "blink rgb(0, 0, 0)" },
{ decoration: "underline",
line: null, color: "black", style: null,
expectedValue: "underline rgb(0, 0, 0)" },
{ decoration: "overline",
line: null, color: "#ff0000", style: null,
expectedValue: "overline rgb(255, 0, 0)" },
{ decoration: "line-through",
line: null, color: "initial", style: null,
expectedValue: "line-through " + defaultLineColor },
{ decoration: "blink underline",
line: null, color: "currentColor", style: null,
expectedValue: "underline blink " + defaultLineColor },
{ decoration: "underline line-through",
line: null, color: "currentcolor", style: null,
expectedValue: "underline line-through " + defaultLineColor },
// When text-decoration-style isn't its initial value,
// text-decoration should be a shorthand property.
{ decoration: "blink",
line: null, color: null, style: "-moz-none",
expectedValue: "blink -moz-none " + defaultLineColor },
{ decoration: "underline",
line: null, color: null, style: "dotted",
expectedValue: "underline dotted " + defaultLineColor },
{ decoration: "overline",
line: null, color: null, style: "dashed",
expectedValue: "overline dashed " + defaultLineColor },
{ decoration: "line-through",
line: null, color: null, style: "double",
expectedValue: "line-through double " + defaultLineColor },
{ decoration: "blink underline",
line: null, color: null, style: "wavy",
expectedValue: "underline blink wavy " + defaultLineColor },
{ decoration: "underline blink overline line-through",
line: null, color: null, style: "solid",
expectedValue: "underline overline line-through blink " + defaultLineColor },
{ decoration: "line-through overline underline",
line: null, color: null, style: "initial",
expectedValue: "underline overline line-through " + defaultLineColor }
];
function makeDeclaration(aTest)
{
var str = "";
if (aTest.decoration) {
str += "text-decoration: " + aTest.decoration + "; ";
}
if (aTest.color) {
str += "text-decoration-color: " + aTest.color + "; ";
}
if (aTest.line) {
str += "text-decoration-line: " + aTest.line + "; ";
}
if (aTest.style) {
str += "text-decoration-style: " + aTest.style + "; ";
}
return str;
}
function clearStyleObject()
{
$('t').style.textDecoration = null;
}
for (var i = 0; i < tests.length; ++i) {
var test = tests[i];
if (test.decoration) {
$('t').style.textDecoration = test.decoration;
}
if (test.color) {
$('t').style.textDecorationColor = test.color;
}
if (test.line) {
$('t').style.textDecorationLine = test.line;
}
if (test.style) {
$('t').style.textDecorationStyle = test.style;
}
var dec = makeDeclaration(test);
is(c(), test.expectedValue, "Test1 (computed value): " + dec);
clearStyleObject();
$('t').setAttribute("style", dec);
is(c(), test.expectedValue, "Test2 (computed value): " + dec);
$('t').removeAttribute("style");
}
</script>
</pre>
</body>
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