gecko-dev/layout/style/test/test_bug652486.html

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<!DOCTYPE HTML>
<html>
<!--
https://bugzilla.mozilla.org/show_bug.cgi?id=652486
https://bugzilla.mozilla.org/show_bug.cgi?id=1039488
-->
<head>
<title>Test for Bug 652486 and Bug 1039488</title>
<script type="text/javascript" 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>
<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=1039488">Mozilla Bug 1039488</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 and Bug 1039488 **/
function c() {
return document.defaultView.getComputedStyle($('t'), "").
getPropertyValue("text-decoration");
}
var tests = [
// When only text-decoration was specified, text-decoration should look like
// a longhand property.
{ decoration: "none",
line: null, color: null, style: null,
expectedValue: "none", expectedCSSValue: "none" },
{ decoration: "underline",
line: null, color: null, style: null,
expectedValue: "underline", expectedCSSValue: "underline" },
{ decoration: "overline",
line: null, color: null, style: null,
expectedValue: "overline", expectedCSSValue: "overline" },
{ decoration: "line-through",
line: null, color: null, style: null,
expectedValue: "line-through", expectedCSSValue: "line-through" },
{ decoration: "blink",
line: null, color: null, style: null,
expectedValue: "blink", expectedCSSValue: "blink" },
{ decoration: "underline overline",
line: null, color: null, style: null,
expectedValue: "underline overline",
expectedCSSValue: "underline overline" },
{ decoration: "underline line-through",
line: null, color: null, style: null,
expectedValue: "underline line-through",
expectedCSSValue: "underline line-through" },
{ decoration: "blink underline",
line: null, color: null, style: null,
expectedValue: "underline blink",
expectedCSSValue: "underline blink" },
{ decoration: "underline blink",
line: null, color: null, style: null,
expectedValue: "underline blink",
expectedCSSValue: "underline blink" },
// When only text-decoration-line or text-blink was specified,
// text-decoration should look like a longhand property.
{ decoration: null,
line: "blink", color: null, style: null,
expectedValue: "blink", expectedCSSValue: "blink" },
{ decoration: null,
line: "underline", color: null, style: null,
expectedValue: "underline", expectedCSSValue: "underline" },
{ decoration: null,
line: "overline", color: null, style: null,
expectedValue: "overline", expectedCSSValue: "overline" },
{ decoration: null,
line: "line-through", color: null, style: null,
expectedValue: "line-through", expectedCSSValue: "line-through" },
{ decoration: null,
line: "blink underline", color: null, style: null,
expectedValue: "underline blink", expectedCSSValue: "underline blink" },
// 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)", expectedCSSValue: [ "blink", [0, 0, 0] ] },
{ decoration: "underline",
line: null, color: "black", style: null,
expectedValue: "underline rgb(0, 0, 0)", expectedCSSValue: [ "underline", [0, 0, 0] ] },
{ decoration: "overline",
line: null, color: "#ff0000", style: null,
expectedValue: "overline rgb(255, 0, 0)", expectedCSSValue: [ "overline", [255, 0, 0] ] },
{ decoration: "line-through",
line: null, color: "initial", style: null,
expectedValue: "line-through", expectedCSSValue: "line-through" },
{ decoration: "blink underline",
line: null, color: "currentColor", style: null,
expectedValue: "underline blink", expectedCSSValue: "underline blink" },
{ decoration: "underline line-through",
line: null, color: "-moz-use-text-color", style: null,
expectedValue: "underline line-through",
expectedCSSValue: "underline line-through" },
// 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", expectedCSSValue: [ "blink", "-moz-none" ] },
{ decoration: "underline",
line: null, color: null, style: "dotted",
expectedValue: "underline dotted", expectedCSSValue: [ "underline", "dotted" ] },
{ decoration: "overline",
line: null, color: null, style: "dashed",
expectedValue: "overline dashed", expectedCSSValue: [ "overline", "dashed" ] },
{ decoration: "line-through",
line: null, color: null, style: "double",
expectedValue: "line-through double", expectedCSSValue: [ "line-through", "double" ] },
{ decoration: "blink underline",
line: null, color: null, style: "wavy",
expectedValue: "underline blink wavy", expectedCSSValue: [ "underline blink", "wavy" ] },
{ decoration: "underline blink overline line-through",
line: null, color: null, style: "solid",
expectedValue: "underline overline line-through blink",
expectedCSSValue: "underline overline line-through blink" },
{ decoration: "line-through overline underline",
line: null, color: null, style: "initial",
expectedValue: "underline overline line-through",
expectedCSSValue: "underline overline line-through" }
];
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()
{
$('t').style.textDecoration = null;
}
function testCSSValue(testname, test, dec) {
var val = document.defaultView.getComputedStyle($('t'), "").
getPropertyCSSValue("text-decoration");
isnot(val, null, testname + " (CSS value): " + dec);
if (typeof test.expectedCSSValue == "string") {
is(val.getStringValue(), test.expectedCSSValue, testname + " (CSS value): " + dec);
return;
}
is(val.length, test.expectedCSSValue.length, testname + " (CSS value length): " + dec);
for (var i = 0; i < val.length; i ++) {
var actual = val[i];
var expected = test.expectedCSSValue[i];
if (typeof expected == "string") {
is(actual.getStringValue(), expected, testname + " (CSS value [" + i + "] value): " + dec);
} else if (typeof expected == "object") {
var rgb = actual.getRGBColorValue();
is(rgb.red.getFloatValue(CSSPrimitiveValue.CSS_NUMBER), expected[0], testname + " (CSS value [" + i + "] red): " + dec);
is(rgb.green.getFloatValue(CSSPrimitiveValue.CSS_NUMBER), expected[1], testname + " (CSS value [" + i + "] green): " + dec);
is(rgb.blue.getFloatValue(CSSPrimitiveValue.CSS_NUMBER), expected[2], testname + " (CSS value [" + i + "] blue): " + dec);
}
}
}
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);
testCSSValue("Test1", test, dec);
clearStyleObject();
$('t').setAttribute("style", dec);
is(c(), test.expectedValue, "Test2 (computed value): " + dec);
testCSSValue("Test2", test, dec);
$('t').removeAttribute("style");
}
</script>
</pre>
</body>
</html>