Add tests for computed values.

This commit is contained in:
dbaron@dbaron.org 2007-04-18 19:49:44 -07:00
Родитель 33632df38d
Коммит 9e908f16ce
7 изменённых файлов: 783 добавлений и 12 удалений

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@ -72,12 +72,17 @@ _TEST_FILES = test_bug302186.html \
test_bug372770.html \
test_bug373293.html \
test_inherit_storage.html \
test_inherit_computation.html \
test_initial_storage.html \
test_initial_computation.html \
test_property_database.html \
test_property_syntax_errors.html \
test_value_storage.html \
test_value_computation.html \
css_properties.js \
property_database.js \
unstyled.xml \
unstyled.css \
$(NULL)

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@ -240,7 +240,7 @@ var gCSSProperties = {
inherited: false,
type: CSS_TYPE_LONGHAND,
initial_values: [ "auto" ],
other_values: [ "50%", "15px" ],
other_values: [ "15px", "50%" ],
invalid_values: [ "20" ]
},
"-moz-float-edge": {
@ -261,7 +261,7 @@ var gCSSProperties = {
},
"-moz-image-region": {
domProp: "MozImageRegion",
inherited: false,
inherited: true,
type: CSS_TYPE_LONGHAND,
initial_values: [ "auto" ],
other_values: [ "rect(3px 20px 15px 4px)", "rect(17px, 21px, 33px, 2px)" ],
@ -480,7 +480,7 @@ var gCSSProperties = {
domProp: "borderBottomWidth",
inherited: false,
type: CSS_TYPE_LONGHAND,
/* XXX a value differing from initial requires border-style to be set */
prerequisites: { "border-bottom-style": "solid" },
initial_values: [ "medium", "3px" ],
other_values: [ "thin", "thick", "1px", "2em" ],
invalid_values: [ "5%" ]
@ -532,7 +532,7 @@ var gCSSProperties = {
domProp: "borderLeftWidth",
inherited: false,
type: CSS_TYPE_LONGHAND,
/* XXX a value differing from initial requires border-style to be set */
prerequisites: { "border-left-style": "solid" },
initial_values: [ "medium", "3px" ],
other_values: [ "thin", "thick", "1px", "2em" ],
invalid_values: [ "5%" ]
@ -567,7 +567,7 @@ var gCSSProperties = {
domProp: "borderRightWidth",
inherited: false,
type: CSS_TYPE_LONGHAND,
/* XXX a value differing from initial requires border-style to be set */
prerequisites: { "border-right-style": "solid" },
initial_values: [ "medium", "3px" ],
other_values: [ "thin", "thick", "1px", "2em" ],
invalid_values: [ "5%" ]
@ -620,7 +620,7 @@ var gCSSProperties = {
domProp: "borderTopWidth",
inherited: false,
type: CSS_TYPE_LONGHAND,
/* XXX a value differing from initial requires border-style to be set */
prerequisites: { "border-top-style": "solid" },
initial_values: [ "medium", "3px" ],
other_values: [ "thin", "thick", "1px", "2em" ],
invalid_values: [ "5%" ]
@ -630,7 +630,7 @@ var gCSSProperties = {
inherited: false,
type: CSS_TYPE_TRUE_SHORTHAND,
subproperties: [ "border-top-width", "border-right-width", "border-bottom-width", "border-left-width" ],
/* XXX a value differing from initial requires border-style to be set */
prerequisites: { "border-style": "solid" },
initial_values: [ "medium", "3px", "medium medium", "3px medium medium", "medium 3px medium medium" ],
other_values: [ "thin", "thick", "1px", "2em", "2px 0 0px 1em" ],
invalid_values: [ "5%" ]
@ -666,14 +666,15 @@ var gCSSProperties = {
inherited: false,
type: CSS_TYPE_LONGHAND,
initial_values: [ "auto" ],
other_values: [ "rect(auto,auto,auto,auto)", "rect(3px, 4px, 4em, 0)", "rect(auto, 3em, 4pt, 2px)", "rect(2px 3px 4px 5px)" ],
other_values: [ "rect(0 0 0 0)", "rect(auto,auto,auto,auto)", "rect(3px, 4px, 4em, 0)", "rect(auto, 3em, 4pt, 2px)", "rect(2px 3px 4px 5px)" ],
invalid_values: [ "rect(auto, 3em, 2%, 5px)" ]
},
"color": {
domProp: "color",
inherited: true,
type: CSS_TYPE_LONGHAND,
initial_values: [ "currentcolor" ],
/* XXX should test currentColor, but may or may not be initial */
initial_values: [ "black", "#000" ],
other_values: [ "green", "#f3c", "#fed292", "rgba(45,300,12,2)", "transparent" ],
invalid_values: [ "fff", "ffffff", "#f", "#ff", "#ffff", "#fffff", "#fffffff", "#ffffffff", "#fffffffff" ]
},
@ -887,8 +888,8 @@ var gCSSProperties = {
inherited: true,
type: CSS_TYPE_TRUE_SHORTHAND,
subproperties: [ "list-style-type", "list-style-position", "list-style-image" ],
initial_values: [ "none", "outside", "disc", "none disc outside" ],
other_values: [ "inside none", "none inside", "none none inside", "none outside none", "square", 'url("data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAACAAAAAgCAIAAAD8GO2jAAAAKElEQVR42u3NQQ0AAAgEoNP+nTWFDzcoQE1udQQCgUAgEAgEAsGTYAGjxAE/G/Q2tQAAAABJRU5ErkJggg==")' ],
initial_values: [ "outside", "disc", "none disc outside" ],
other_values: [ "inside none", "none inside", "none none inside", "none outside none", "square", 'url("data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAACAAAAAgCAIAAAD8GO2jAAAAKElEQVR42u3NQQ0AAAgEoNP+nTWFDzcoQE1udQQCgUAgEAgEAsGTYAGjxAE/G/Q2tQAAAABJRU5ErkJggg==")', "none" ],
invalid_values: []
},
"list-style-image": {
@ -1077,7 +1078,7 @@ var gCSSProperties = {
domProp: "outlineWidth",
inherited: false,
type: CSS_TYPE_LONGHAND,
/* XXX a value differing from initial requires border-style to be set */
prerequisites: { "outline-style": "solid" },
initial_values: [ "medium", "3px" ],
other_values: [ "thin", "thick", "1px", "2em" ],
invalid_values: [ "5%" ]

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@ -0,0 +1,198 @@
<!DOCTYPE HTML>
<html>
<!--
-->
<head>
<title>Test for computation of CSS 'inherit'</title>
<script type="text/javascript" src="/MochiKit/MochiKit.js"></script>
<script type="text/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
<script type="text/javascript" src="property_database.js"></script>
<style type="text/css" id="stylesheet"></style>
<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
</head>
<body>
<p id="display"></p>
<div id="content" style="display: none">
<div id="testnode"><span id="parent"><span id="child"></span></span></div>
</div>
<pre id="test">
<script class="testbody" type="text/javascript">
/** Test for computation of CSS 'inherit' **/
var gNoComputedStyle = {
"-moz-force-broken-image-icon": true,
"-moz-margin-end": true,
"-moz-margin-start": true,
"-moz-padding-end": true,
"-moz-padding-start": true,
"background-position": true,
"content": true,
"page-break-after": true,
"page-break-before": true,
"quotes": true,
"clip-path": true,
"clip-rule": true,
"color-interpolation": true,
"color-interpolation-filters": true,
"dominant-baseline": true,
"fill": true,
"fill-opacity": true,
"fill-rule": true,
"filter": true,
"flood-color": true,
"flood-opacity": true,
"marker": true, // NB: shorthand
"marker-end": true,
"marker-mid": true,
"marker-start": true,
"mask": true,
"pointer-events": true,
"shape-rendering": true,
"stop-color": true,
"stop-opacity": true,
"stroke": true,
"stroke-dasharray": true,
"stroke-dashoffset": true,
"stroke-linecap": true,
"stroke-linejoin": true,
"stroke-miterlimit": true,
"stroke-opacity": true,
"stroke-width": true,
"text-anchor": true,
"text-rendering": true,
};
function xfail_diffcomputed(property) {
return property in gNoComputedStyle;
}
var gBrokenInherit = {
// The nsRuleNode code uses the 'inherit' value for -moz-box-orient
"-moz-box-flex": true,
// Not implemented in nsRuleNode
"-moz-border-bottom-colors": true,
"-moz-border-left-colors": true,
"-moz-border-right-colors": true,
"-moz-border-top-colors": true,
// Parses inherit as a counter name
"counter-increment": true,
"counter-reset": true,
};
function xfail_inherit(property, matching_initial) {
if (property == "-moz-box-flex" && matching_initial) {
// It inherits from the wrong property, but that ends up right in
// this case.
return false;
}
return property in gBrokenInherit;
}
var gParent = document.getElementById("parent");
var gChild = document.getElementById("child");
var gStyleSheet = document.getElementById("stylesheet").sheet;
var gChildRule1 = gStyleSheet.cssRules[gStyleSheet.insertRule("#child {}", gStyleSheet.cssRules.length)];
var gChildRule2 = gStyleSheet.cssRules[gStyleSheet.insertRule("#child {}", gStyleSheet.cssRules.length)];
// Get the computed value for a property. For shorthands, return the
// computed values of all the subproperties, delimited by " ; ".
function get_computed_value(node, property)
{
var info = gCSSProperties[property];
var cs = getComputedStyle(node, "");
if (!("subproperties" in info)) {
return cs.getPropertyValue(property);
}
var results = [];
for (var idx in info.subproperties) {
var subprop = info.subproperties[idx];
results.push(cs.getPropertyValue(subprop));
}
return results.join(" ; ");
}
function test_property(property)
{
var info = gCSSProperties[property];
if (info.backend_only)
return;
if ("prerequisites" in info) {
var prereqs = info.prerequisites;
for (var prereq in prereqs) {
gParent.style.setProperty(prereq, prereqs[prereq], "");
gChild.style.setProperty(prereq, prereqs[prereq], "");
}
}
if (info.inherited) {
gParent.style.setProperty(property, info.initial_values[0], "");
var initial_computed = get_computed_value(gChild, property);
gChildRule1.style.setProperty(property, info.other_values[0], "");
var other_computed = get_computed_value(gChild, property);
(xfail_diffcomputed(property) ? todo_isnot : isnot)(
other_computed, initial_computed,
"should be testing with values that compute to different things " +
"for '" + property + "'");
gChildRule2.style.setProperty(property, "inherit", "");
var inherit_initial_computed = get_computed_value(gChild, property);
(xfail_inherit(property, true) ? todo_is : is)(
inherit_initial_computed, initial_computed,
"inherit should cause inheritance of initial value for '" +
property + "'");
gParent.style.setProperty(property, info.other_values[0], "");
var inherit_other_computed = get_computed_value(gChild, property);
(xfail_inherit(property, false) ? todo_is : is)(
inherit_other_computed, other_computed,
"inherit should cause inheritance of other value for '" +
property + "'");
gParent.style.removeProperty(property);
gChildRule1.style.removeProperty(property);
gChildRule2.style.removeProperty(property);
} else {
gParent.style.setProperty(property, info.other_values[0], "");
var initial_computed = get_computed_value(gChild, property);
var other_computed = get_computed_value(gParent, property);
(xfail_diffcomputed(property) ? todo_isnot : isnot)(
other_computed, initial_computed,
"should be testing with values that compute to different things " +
"for '" + property + "'");
gChildRule2.style.setProperty(property, "inherit", "");
var inherit_other_computed = get_computed_value(gChild, property);
(xfail_inherit(property, false) ? todo_is : is)(
inherit_other_computed, other_computed,
"inherit should cause inheritance of other value for '" +
property + "'");
gParent.style.removeProperty(property);
gChildRule1.style.setProperty(property, info.other_values[0], "");
var inherit_initial_computed = get_computed_value(gChild, property);
(xfail_inherit(property, true) ? todo_is : is)(
inherit_initial_computed, initial_computed,
"inherit should cause inheritance of initial value for '" +
property + "'");
gParent.style.removeProperty(property);
gChildRule1.style.removeProperty(property);
gChildRule2.style.removeProperty(property);
}
if ("prerequisites" in info) {
var prereqs = info.prerequisites;
for (var prereq in prereqs) {
gParent.style.removeProperty(prereq);
gChild.style.removeProperty(prereq);
}
}
}
for (var prop in gCSSProperties)
test_property(prop);
</script>
</pre>
</body>
</html>

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@ -0,0 +1,270 @@
<!DOCTYPE HTML>
<html>
<!--
-->
<head>
<title>Test for computation of CSS '-moz-initial'</title>
<script type="text/javascript" src="/MochiKit/MochiKit.js"></script>
<script type="text/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
<script type="text/javascript" src="property_database.js"></script>
<style type="text/css" id="stylesheet"></style>
<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
<script type="text/javascript">
SimpleTest.waitForExplicitFinish();
var load_count = 0;
function load_done() {
if (++load_count == 2)
run_tests();
}
</script>
</head>
<body>
<p id="display">
<iframe id="unstyled" src="unstyled.xml" height="10" width="10" onload="load_done()"></iframe>
</p>
<div id="content" style="display: none">
<div id="testnode"><span id="element"></span></div>
</div>
<pre id="test">
<script class="testbody" type="text/javascript">
/** Test for computation of CSS '-moz-initial' **/
var gNoComputedStyle = {
"-moz-force-broken-image-icon": true,
"-moz-margin-end": true,
"-moz-margin-start": true,
"-moz-padding-end": true,
"-moz-padding-start": true,
"background-position": true,
"content": true,
"page-break-after": true,
"page-break-before": true,
"quotes": true,
"clip-path": true,
"clip-rule": true,
"color-interpolation": true,
"color-interpolation-filters": true,
"dominant-baseline": true,
"fill": true,
"fill-opacity": true,
"fill-rule": true,
"filter": true,
"flood-color": true,
"flood-opacity": true,
"marker": true, // NB: shorthand
"marker-end": true,
"marker-mid": true,
"marker-start": true,
"mask": true,
"pointer-events": true,
"shape-rendering": true,
"stop-color": true,
"stop-opacity": true,
"stroke": true,
"stroke-dasharray": true,
"stroke-dashoffset": true,
"stroke-linecap": true,
"stroke-linejoin": true,
"stroke-miterlimit": true,
"stroke-opacity": true,
"stroke-width": true,
"text-anchor": true,
"text-rendering": true,
};
function xfail_diffcomputed(property) {
return property in gNoComputedStyle;
}
var gBrokenInitial = {
// Presumably either not parsed or not implemented in nsRuleNode.
"-moz-appearance": true,
"-moz-binding": true,
"-moz-border-radius": true,
"-moz-border-radius-bottomleft": true,
"-moz-border-radius-bottomright": true,
"-moz-border-radius-topleft": true,
"-moz-border-radius-topright": true,
"-moz-box-align": true,
"-moz-box-direction": true,
"-moz-box-flex": true,
"-moz-box-orient": true,
"-moz-box-pack": true,
"-moz-box-sizing": true,
"-moz-column-count": true,
"-moz-column-gap": true,
"-moz-column-width": true,
"-moz-float-edge": true,
"-moz-image-region": true,
"-moz-outline-radius": true,
"-moz-outline-radius-bottomleft": true,
"-moz-outline-radius-bottomright": true,
"-moz-outline-radius-topleft": true,
"-moz-outline-radius-topright": true,
"-moz-user-focus": true,
"-moz-user-input": true,
"-moz-user-modify": true,
"-moz-user-select": true,
"background-attachment": true,
"background-color": true,
"background-image": true,
"background-repeat": true,
// XXX Why aren't the border-width values failing, etc.?
"border-bottom-color": true,
"border-collapse": true,
"border-color": true,
"border-left-color": true,
"border-right-color": true,
"border-spacing": true,
"border-top-color": true,
"bottom": true,
"caption-side": true,
"clear": true,
"cursor": true,
"direction": true,
"display": true,
"empty-cells": true,
"font": true, // XXX This one is weird.
"font-family": true, // XXX This one is weird.
"height": true,
"left": true,
"letter-spacing": true,
"line-height": true,
"list-style": true,
"list-style-image": true,
"list-style-position": true,
"list-style-type": true,
"margin": true,
"margin-bottom": true,
"margin-left": true,
"margin-right": true,
"margin-top": true,
"max-height": true,
"max-width": true,
"min-height": true,
"min-width": true,
"opacity": true,
"outline": true,
"outline-color": true, // XXX Why didn't this fail until I added the if (info.inherited) checks?
"outline-offset": true,
"outline-style": true,
"overflow": true,
"padding": true,
"padding-bottom": true,
"padding-left": true,
"padding-right": true,
"padding-top": true,
"position": true,
"right": true,
"table-layout": true,
"text-decoration": true,
"text-indent": true,
"text-transform": true,
"top": true,
"unicode-bidi": true,
"vertical-align": true,
"visibility": true,
"white-space": true,
"width": true,
"word-spacing": true,
"z-index": true,
};
function xfail_initial(property) {
return property in gBrokenInitial;
}
var gElement = document.getElementById("element");
var gStyleSheet = document.getElementById("stylesheet").sheet;
var gRule1 = gStyleSheet.cssRules[gStyleSheet.insertRule("#element {}", gStyleSheet.cssRules.length)];
var gRule2 = gStyleSheet.cssRules[gStyleSheet.insertRule("#element {}", gStyleSheet.cssRules.length)];
var gInitialValues;
var gInitialPrereqsRule;
function setup_initial_values() {
var iframe = document.getElementById("unstyled");
gInitialValues = iframe.contentWindow.getComputedStyle(
iframe.contentDocument.documentElement.firstChild, "");
var sheet = iframe.contentDocument.styleSheets[0];
gInitialPrereqsRule = sheet.cssRules[sheet.insertRule(":root > * {}", sheet.cssRules.length)];
}
// Get the computed value for a property. For shorthands, return the
// computed values of all the subproperties, delimited by " ; ".
function get_computed_value(cs, property)
{
var info = gCSSProperties[property];
if (!("subproperties" in info)) {
return cs.getPropertyValue(property);
}
var results = [];
for (var idx in info.subproperties) {
var subprop = info.subproperties[idx];
results.push(cs.getPropertyValue(subprop));
}
return results.join(" ; ");
}
function test_property(property)
{
var info = gCSSProperties[property];
if (info.backend_only)
return;
if ("prerequisites" in info) {
var prereqs = info.prerequisites;
for (var prereq in prereqs) {
gElement.style.setProperty(prereq, prereqs[prereq], "");
gInitialPrereqsRule.style.setProperty(prereq, prereqs[prereq], "");
}
}
if (info.inherited) {
gElement.parentNode.style.setProperty(property, info.other_values[0], "");
}
var initial_computed = get_computed_value(gInitialValues, property);
gRule1.style.setProperty(property, info.other_values[0], "");
var other_computed = get_computed_value(getComputedStyle(gElement, ""), property);
(xfail_diffcomputed(property) ? todo_isnot : isnot)(
other_computed, initial_computed,
"should be testing with values that compute to different things " +
"for '" + property + "'");
gRule2.style.setProperty(property, "-moz-initial", "");
var initial_val_computed = get_computed_value(getComputedStyle(gElement, ""), property);
(xfail_initial(property) ? todo_is : is)(
initial_val_computed, initial_computed,
"-moz-initial should cause initial value for '" + property + "'");
gRule1.style.removeProperty(property);
gRule2.style.removeProperty(property);
if ("prerequisites" in info) {
var prereqs = info.prerequisites;
for (var prereq in prereqs) {
gElement.style.removeProperty(prereq);
gInitialPrereqsRule.style.removeProperty(prereq);
}
}
if (info.inherited) {
gElement.parentNode.style.removeProperty(property);
}
}
function run_tests() {
setup_initial_values();
for (var prop in gCSSProperties)
test_property(prop);
SimpleTest.finish();
}
load_done();
</script>
</pre>
</body>
</html>

Просмотреть файл

@ -0,0 +1,292 @@
<!DOCTYPE HTML>
<html>
<!--
-->
<head>
<title>Test for computation of values in property database</title>
<script type="text/javascript" src="/MochiKit/MochiKit.js"></script>
<script type="text/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
<script type="text/javascript" src="property_database.js"></script>
<style type="text/css" id="stylesheet"></style>
<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
<script type="text/javascript">
SimpleTest.waitForExplicitFinish();
var load_count = 0;
function load_done() {
if (++load_count == 2)
run_tests();
}
</script>
</head>
<body>
<p id="display">
<iframe id="unstyled" src="unstyled.xml" height="10" width="10" onload="load_done()"></iframe>
</p>
<div id="content" style="display: none">
<div id="testnode"><span id="element"></span></div>
</div>
<pre id="test">
<script class="testbody" type="text/javascript">
/** Test for computation of values in property database **/
var gNoComputedStyle = {
"-moz-force-broken-image-icon": true,
"-moz-margin-end": true,
"-moz-margin-start": true,
"-moz-padding-end": true,
"-moz-padding-start": true,
"background-position": true,
"content": true,
"page-break-after": true,
"page-break-before": true,
"quotes": true,
"clip-path": true,
"clip-rule": true,
"color-interpolation": true,
"color-interpolation-filters": true,
"dominant-baseline": true,
"fill": true,
"fill-opacity": true,
"fill-rule": true,
"filter": true,
"flood-color": true,
"flood-opacity": true,
"marker": true, // NB: shorthand
"marker-end": true,
"marker-mid": true,
"marker-start": true,
"mask": true,
"pointer-events": true,
"shape-rendering": true,
"stop-color": true,
"stop-opacity": true,
"stroke": true,
"stroke-dasharray": true,
"stroke-dashoffset": true,
"stroke-linecap": true,
"stroke-linejoin": true,
"stroke-miterlimit": true,
"stroke-opacity": true,
"stroke-width": true,
"text-anchor": true,
"text-rendering": true,
};
function xfail_diffcomputed(property) {
return property in gNoComputedStyle;
}
var gNotAccepted = {
"-moz-column-width": [ "50%" ],
"-moz-user-select": [ "auto" ],
"background-color": [ "rgb(255.0,0.387,3489)" ],
"content": [ "none" ],
"cue": [ "none none", "none url(404.wav)" ],
"list-style": [ "none disc outside" ],
"speak-punctuation": [ "none" ],
};
var gBackgroundValuesWithOnlyPosition = {
"top": true,
"left": true,
"50% 50%": true,
"center": true,
"bottom right scroll none transparent repeat": true,
"50% transparent": true,
"transparent 50%": true,
"50%": true,
};
var gBadComputed = {
// NS_STYLE_COLUMN_COUNT_AUTO is 0
"-moz-column-count": [ "0" ],
"clip": [ "rect(auto,auto,auto,auto)" ],
// This seems really broken!
"counter-increment": [ "none" ],
"counter-reset": [ "none" ],
// So does this.
"marker-offset": [ "auto" ],
// No idea what's happening for these two either
"border-bottom": [ "thin" ],
"outline-width": [ "3px" ],
// Something wrong with our alpha-component parsing or clamping.
"background-color": [ "rgba(255,255,255,-3.7)" ],
// 'normal' should compute to 0
"word-spacing": [ "0", "0px", "-0em" ],
// These are probably bogus tests...
"-moz-outline-radius": [ "0%" ],
"-moz-outline-radius-bottomleft": [ "0%" ],
"-moz-outline-radius-bottomright": [ "0%" ],
"-moz-outline-radius-topleft": [ "0%" ],
"-moz-outline-radius-topright": [ "0%" ],
"margin": [ "0% 0px 0em 0pt" ],
"margin-bottom": [ "0%" ],
"margin-left": [ "0%" ],
"margin-right": [ "0%" ],
"margin-top": [ "0%" ],
"padding": [ "0% 0px 0em 0pt" ],
"padding-bottom": [ "0%" ],
"padding-left": [ "0%" ],
"padding-right": [ "0%" ],
"padding-top": [ "0%" ],
};
function xfail_value(property, value, is_initial) {
if (property in gNoComputedStyle)
return !is_initial;
if ((property in gNotAccepted) &&
gNotAccepted[property].indexOf(value) != -1)
return true;
if ((property in gBadComputed) &&
gBadComputed[property].indexOf(value) != -1)
return true;
// One subproperty of 'background' is in gNoComputedStyle
if (property == "background" && value in gBackgroundValuesWithOnlyPosition)
return true;
return false;
}
var gElement = document.getElementById("element");
var gStyleSheet = document.getElementById("stylesheet").sheet;
var gRule1 = gStyleSheet.cssRules[gStyleSheet.insertRule("#element {}", gStyleSheet.cssRules.length)];
var gRule2 = gStyleSheet.cssRules[gStyleSheet.insertRule("#element {}", gStyleSheet.cssRules.length)];
var gInitialValues;
var gInitialPrereqsRule;
function setup_initial_values() {
var iframe = document.getElementById("unstyled");
gInitialValues = iframe.contentWindow.getComputedStyle(
iframe.contentDocument.documentElement.firstChild, "");
var sheet = iframe.contentDocument.styleSheets[0];
gInitialPrereqsRule = sheet.cssRules[sheet.insertRule(":root > * {}", sheet.cssRules.length)];
}
// Get the computed value for a property. For shorthands, return the
// computed values of all the subproperties, delimited by " ; ".
function get_computed_value(cs, property)
{
var info = gCSSProperties[property];
if (!("subproperties" in info)) {
return cs.getPropertyValue(property);
}
var results = [];
for (var idx in info.subproperties) {
var subprop = info.subproperties[idx];
results.push(cs.getPropertyValue(subprop));
}
return results.join(" ; ");
}
function test_value(property, val, is_initial)
{
var info = gCSSProperties[property];
if (info.backend_only)
return;
if ("prerequisites" in info) {
var prereqs = info.prerequisites;
for (var prereq in prereqs) {
gElement.style.setProperty(prereq, prereqs[prereq], "");
gInitialPrereqsRule.style.setProperty(prereq, prereqs[prereq], "");
}
}
if (info.inherited && is_initial) {
gElement.parentNode.style.setProperty(property, info.other_values[0], "");
}
var initial_computed = get_computed_value(gInitialValues, property);
if (is_initial) {
gRule1.style.setProperty(property, info.other_values[0], "");
var other_computed = get_computed_value(getComputedStyle(gElement, ""), property);
(xfail_diffcomputed(property) ? todo_isnot : isnot)(
other_computed, initial_computed,
"should be testing with values that compute to different things " +
"for '" + property + "'");
}
gRule2.style.setProperty(property, val, "");
var val_computed = get_computed_value(getComputedStyle(gElement, ""), property);
if (is_initial) {
(xfail_value(property, val, is_initial) ? todo_is : is)(
val_computed, initial_computed,
"should get initial value for '" + property + ":" + val + "'");
} else {
(xfail_value(property, val, is_initial) ? todo_isnot : isnot)(
val_computed, initial_computed,
"should not get initial value for '" + property + ":" + val + "'");
}
if (is_initial)
gRule1.style.removeProperty(property);
gRule2.style.removeProperty(property);
if ("prerequisites" in info) {
var prereqs = info.prerequisites;
for (var prereq in prereqs) {
gElement.style.removeProperty(prereq);
gInitialPrereqsRule.style.removeProperty(prereq);
}
}
if (info.inherited && is_initial) {
gElement.parentNode.style.removeProperty(property);
}
}
function test_property(prop) {
var info = gCSSProperties[prop];
for (var idx in info.initial_values)
test_value(prop, info.initial_values[idx], true);
for (var idx in info.other_values)
test_value(prop, info.other_values[idx], false);
}
function run_tests() {
setup_initial_values();
var props = [];
for (var prop in gCSSProperties)
props.push(prop);
props = props.reverse();
function do_one(l) {
if (l.length == 0) {
// SimpleTest.finish() is really slow, so we have to disable the
// slow script dialog for this part
netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
var prefService = Components.classes["@mozilla.org/preferences-service;1"].
getService(Components.interfaces.nsIPrefService);
var domBranch = prefService.getBranch("dom.");
var oldVal = domBranch.getIntPref("max_script_run_time");
domBranch.setIntPref("max_script_run_time", 0);
SimpleTest.finish();
domBranch.setIntPref("max_script_run_time", oldVal);
return;
}
test_property(l.pop());
setTimeout(do_one, 0, l);
}
setTimeout(do_one, 0, props);
}
load_done();
</script>
</pre>
</body>
</html>

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@ -0,0 +1,2 @@
/* we're testing computed style on elements without frames */
root { display: none }

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<?xml version="1.0"?>
<?xml-stylesheet href="unstyled.css" type="text/css"?>
<root><child/></root>