gecko/layout/style/test/test_transitions_per_property.html

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<!DOCTYPE HTML>
<html>
<!--
https://bugzilla.mozilla.org/show_bug.cgi?id=435441
-->
<head>
<title>Test for Bug 435441</title>
<script type="application/javascript" src="/MochiKit/packed.js"></script>
<script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
<script type="text/javascript" src="property_database.js"></script>
<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
<style type="text/css">
#display > p { margin-top: 0; margin-bottom: 0; }
</style>
</head>
<body>
<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=435441">Mozilla Bug 435441</a>
<!--
fixed-height container so percentage heights compute to different
(i.e., nonzero) values
fixed-width container so that percentages for margin-top and
margin-bottom are all relative to the same size container (rather than
one that depends on whether we're tall enough to need a scrollbar)
-->
<div style="height: 50px; width: 300px">
<div id="display">
</div>
</div>
<pre id="test">
<script type="application/javascript">
/** Test for Bug 435441 **/
function has_num(str)
{
return !!String(str).match(/^([\d.]+)/);
}
function any_unit_to_num(str)
{
return Number(String(str).match(/^([\d.]+)/)[1]);
}
var supported_properties = {
"-moz-border-radius-bottomleft": [ test_radius_transition ],
"-moz-border-radius-bottomright": [ test_radius_transition ],
"-moz-border-radius-topleft": [ test_radius_transition ],
"-moz-border-radius-topright": [ test_radius_transition ],
"-moz-box-flex": [ test_float_zeroToOne_transition,
test_float_aboveOne_transition ],
"-moz-box-shadow": [ test_shadow_transition ],
"-moz-column-count": [ test_pos_integer_or_auto_transition ],
"-moz-column-gap": [ test_length_transition ],
"-moz-column-rule-color": [ test_color_transition ],
"-moz-column-rule-width": [ test_length_transition ],
"-moz-column-width": [ test_length_transition ],
"-moz-outline-radius-bottomleft": [ test_radius_transition ],
"-moz-outline-radius-bottomright": [ test_radius_transition ],
"-moz-outline-radius-topleft": [ test_radius_transition ],
"-moz-outline-radius-topright": [ test_radius_transition ],
"-moz-transform-origin": [ test_length_pair_transition,
test_length_percent_pair_transition ],
"background-color": [ test_color_transition ],
"border-bottom-color": [ test_color_transition ],
"border-bottom-width": [ test_length_transition ],
"border-left-color": [ test_color_transition ],
"border-left-width": [ test_length_transition ],
"border-right-color": [ test_color_transition ],
"border-right-width": [ test_length_transition ],
"border-spacing": [ test_length_pair_transition ],
"border-top-color": [ test_color_transition ],
"border-top-width": [ test_length_transition ],
"bottom": [ test_length_transition, test_percent_transition ],
"color": [ test_color_transition ],
"fill": [ test_color_transition ],
"fill-opacity" : [ test_float_zeroToOne_transition ],
"flood-color": [ test_color_transition ],
"flood-opacity" : [ test_float_zeroToOne_transition ],
"font-size": [ test_length_transition, test_percent_transition ],
"font-size-adjust": [ test_float_zeroToOne_transition,
test_float_aboveOne_transition ],
"font-stretch": [ test_font_stretch ],
"font-weight": [ test_font_weight ],
"height": [ test_length_transition, test_percent_transition ],
"left": [ test_length_transition, test_percent_transition ],
"letter-spacing": [ test_length_transition ],
"lighting-color": [ test_color_transition ],
"line-height": [ test_length_transition, test_percent_transition ],
"margin-bottom": [ test_length_transition, test_percent_transition ],
"margin-left": [ test_length_transition, test_percent_transition ],
"margin-right": [ test_length_transition, test_percent_transition ],
"margin-top": [ test_length_transition, test_percent_transition ],
"marker-offset": [ test_length_transition ],
"max-height": [ test_length_transition, test_percent_transition ],
"max-width": [ test_length_transition, test_percent_transition ],
"min-height": [ test_length_transition, test_percent_transition ],
"min-width": [ test_length_transition, test_percent_transition ],
"opacity" : [ test_float_zeroToOne_transition ],
"outline-color": [ test_color_transition ],
"outline-offset": [ test_length_transition ],
"outline-width": [ test_length_transition ],
"padding-bottom": [ test_length_transition, test_percent_transition ],
"padding-left": [ test_length_transition, test_percent_transition ],
"padding-right": [ test_length_transition, test_percent_transition ],
"padding-top": [ test_length_transition, test_percent_transition ],
"right": [ test_length_transition, test_percent_transition ],
"stop-color": [ test_color_transition ],
"stop-opacity" : [ test_float_zeroToOne_transition ],
"stroke": [ test_color_transition ],
"stroke-dasharray": [ test_dasharray_transition ],
"stroke-dashoffset": [ test_length_transition, test_percent_transition ],
"stroke-miterlimit": [ test_float_aboveOne_transition ],
"stroke-opacity" : [ test_float_zeroToOne_transition ],
"stroke-width": [ test_length_transition, test_percent_transition ],
"text-indent": [ test_length_transition, test_percent_transition ],
"text-shadow": [ test_shadow_transition ],
"top": [ test_length_transition, test_percent_transition ],
"vertical-align": [ test_length_transition, test_percent_transition ],
"width": [ test_length_transition, test_percent_transition ],
"word-spacing": [ test_length_transition ],
"z-index": [ test_zindex_transition, test_pos_integer_or_auto_transition ],
};
var div = document.getElementById("display");
var cs = getComputedStyle(div, "");
var prop;
for (prop in supported_properties) {
// Test that prop is in the property database.
ok(prop in gCSSProperties, "property " + prop + " in gCSSProperties");
// Test that the entry has at least one test function.
ok(supported_properties[prop].length > 0,
"property " + prop + " must have at least one test function");
}
// Test that transitions don't do anything (i.e., aren't supported) on
// the properties not in our test list above (and not transition
// properties themselves).
for (prop in gCSSProperties) {
var info = gCSSProperties[prop];
if (!(prop in supported_properties) &&
info.type != CSS_TYPE_TRUE_SHORTHAND &&
!prop.match(/^-moz-transition-/) &&
// FIXME (Bug 119078): THIS SHOULD REALLY NOT BE NEEDED!
prop != "-moz-binding") {
if ("prerequisites" in info) {
var prereqs = info.prerequisites;
for (var prereq in prereqs) {
div.style.setProperty(prereq, prereqs[prereq], "");
}
}
var all_values = info.initial_values.concat(info.other_values);
var all_computed = [];
for (var idx in all_values) {
var val = all_values[idx];
div.style.setProperty(prop, val, "");
all_computed.push(cs.getPropertyValue(prop));
}
div.style.removeProperty(prop);
div.style.setProperty("-moz-transition", prop + " 20s linear", "");
for (var i = 0; i < all_values.length; ++i) {
for (var j = i + 1; j < all_values.length; ++j) {
div.style.setProperty(prop, all_values[i], "");
is(cs.getPropertyValue(prop), all_computed[i],
"transitions not supported for property " + prop +
" value " + all_values[i]);
div.style.setProperty(prop, all_values[j], "");
is(cs.getPropertyValue(prop), all_computed[j],
"transitions not supported for property " + prop +
" value " + all_values[j]);
}
}
div.style.removeProperty(prop);
div.style.removeProperty("-moz-transition");
if ("prerequisites" in info) {
var prereqs = info.prerequisites;
for (var prereq in prereqs) {
div.style.removeProperty(prereq);
}
}
}
}
// Do 4-second linear transitions with -2 second transition delay and
// linear timing function so that we can expect the transition to be
// right in the middle just after changing the property.
div.style.setProperty("-moz-transition-duration", "4s", "");
div.style.setProperty("-moz-transition-delay", "-2s", "");
div.style.setProperty("-moz-transition-timing-function", "linear", "");
for (prop in supported_properties) {
var tinfo = supported_properties[prop];
var info = gCSSProperties[prop];
isnot(info.type, CSS_TYPE_TRUE_SHORTHAND,
prop + " must not be a shorthand");
if ("prerequisites" in info) {
var prereqs = info.prerequisites;
for (var prereq in prereqs) {
div.style.setProperty(prereq, prereqs[prereq], "");
}
}
for (var idx in tinfo) {
tinfo[idx](prop);
}
// Make sure to unset the property and stop transitions on it.
div.style.setProperty("-moz-transition-property", prop, "");
div.style.setProperty("-moz-transition-delay", "-6s", "");
div.style.removeProperty(prop);
cs.getPropertyValue(prop);
div.style.setProperty("-moz-transition-delay", "-2s", "");
if ("prerequisites" in info) {
var prereqs = info.prerequisites;
for (var prereq in prereqs) {
div.style.removeProperty(prereq);
}
}
}
div.style.removeProperty("-moz-transition");
function test_length_transition(prop) {
div.style.setProperty("-moz-transition-property", "none", "");
div.style.setProperty(prop, "4px", "");
is(cs.getPropertyValue(prop), "4px",
"length-valued property " + prop + ": computed value before transition");
div.style.setProperty("-moz-transition-property", prop, "");
div.style.setProperty(prop, "12px", "");
is(cs.getPropertyValue(prop), "8px",
"length-valued property " + prop + ": interpolation of lengths");
}
// Test using float values in the range [0, 1] (e.g. opacity)
function test_float_zeroToOne_transition(prop) {
div.style.setProperty("-moz-transition-property", "none", "");
div.style.setProperty(prop, "0.3", "");
is(cs.getPropertyValue(prop), "0.3",
"float-valued property " + prop + ": computed value before transition");
div.style.setProperty("-moz-transition-property", prop, "");
div.style.setProperty(prop, "0.8", "");
is(cs.getPropertyValue(prop), "0.55",
"float-valued property " + prop + ": interpolation of floats");
}
// Test using float values in the range [1, infinity) (e.g. stroke-miterlimit)
function test_float_aboveOne_transition(prop) {
div.style.setProperty("-moz-transition-property", "none", "");
div.style.setProperty(prop, "1", "");
is(cs.getPropertyValue(prop), "1",
"float-valued property " + prop + ": computed value before transition");
div.style.setProperty("-moz-transition-property", prop, "");
div.style.setProperty(prop, "2.1", "");
is(cs.getPropertyValue(prop), "1.55",
"float-valued property " + prop + ": interpolation of floats");
}
function test_percent_transition(prop) {
div.style.setProperty("-moz-transition-property", "none", "");
div.style.setProperty(prop, "25%", "");
var av = cs.getPropertyValue(prop);
var a = any_unit_to_num(av);
div.style.setProperty(prop, "75%", "");
var bv = cs.getPropertyValue(prop);
var b = any_unit_to_num(bv);
isnot(b, a, "different percentages (" + av + " and " + bv +
") should be different for " + prop);
div.style.setProperty("-moz-transition-property", prop, "");
div.style.setProperty(prop, "25%", "");
var res = cs.getPropertyValue(prop);
is(any_unit_to_num(res) * 2, a + b,
"percent-valued property " + prop + ": interpolation of percents: " +
res + " should be halfway between " + av + " and " + bv);
ok(has_num(res),
"percent-valued property " + prop + ": percent computes to number");
}
function test_color_transition(prop) {
div.style.setProperty("-moz-transition-property", "none", "");
div.style.setProperty(prop, "rgb(255, 28, 0)", "");
is(cs.getPropertyValue(prop), "rgb(255, 28, 0)",
"color-valued property " + prop + ": computed value before transition");
div.style.setProperty("-moz-transition-property", prop, "");
div.style.setProperty(prop, "rgb(77, 84, 128)", "");
is(cs.getPropertyValue(prop), "rgb(166, 56, 64)",
"color-valued property " + prop + ": interpolation of colors");
}
function test_shadow_transition(prop) {
var spreadStr = (prop == "-moz-box-shadow") ? " 0px" : "";
div.style.setProperty("-moz-transition-property", "none", "");
div.style.setProperty(prop, "none", "");
is(cs.getPropertyValue(prop), "none",
"shadow-valued property " + prop + ": computed value before transition");
div.style.setProperty("-moz-transition-property", prop, "");
div.style.setProperty(prop, "4px 8px 3px red", "");
is(cs.getPropertyValue(prop), "rgba(255, 0, 0, 0.5) 2px 4px 1.5px" + spreadStr,
"shadow-valued property " + prop + ": interpolation of shadows");
div.style.setProperty("-moz-transition-property", "none", "");
div.style.setProperty(prop, "green 4px 4px, 2px 2px blue", "");
is(cs.getPropertyValue(prop), "rgb(0, 128, 0) 4px 4px 0px" + spreadStr + ", rgb(0, 0, 255) 2px 2px 0px" + spreadStr,
"shadow-valued property " + prop + ": computed value before transition");
div.style.setProperty("-moz-transition-property", prop, "");
div.style.setProperty(prop, "8px 8px 8px red", "");
is(cs.getPropertyValue(prop), "rgb(128, 64, 0) 6px 6px 4px" + spreadStr + ", rgba(0, 0, 255, 0.5) 1px 1px 0px" + spreadStr,
"shadow-valued property " + prop + ": interpolation of shadows");
if (prop == "-moz-box-shadow") {
div.style.setProperty(prop, "8px 8px 8px red inset", "");
is(cs.getPropertyValue(prop), "rgb(255, 0, 0) 8px 8px 8px 0px inset",
"shadow-valued property " + prop + ": non-interpolable cases");
div.style.setProperty(prop, "8px 8px 8px 8px red inset", "");
is(cs.getPropertyValue(prop), "rgb(255, 0, 0) 8px 8px 8px 4px inset",
"shadow-valued property " + prop + ": interpolation of spread");
// Leave in same state whether in the |if| or not.
div.style.setProperty(prop, "8px 8px 8px red", "");
is(cs.getPropertyValue(prop), "rgb(255, 0, 0) 8px 8px 8px 0px",
"shadow-valued property " + prop + ": non-interpolable cases");
}
var defaultColor = cs.getPropertyValue("color") + " ";
div.style.setProperty(prop, "2px 2px 2px", "");
is(cs.getPropertyValue(prop), defaultColor + "2px 2px 2px" + spreadStr,
"shadow-valued property " + prop + ": non-interpolable cases");
div.style.setProperty(prop, "4px 8px 6px", "");
is(cs.getPropertyValue(prop), defaultColor + "3px 5px 4px" + spreadStr,
"shadow-valued property " + prop + ": interpolation without color");
}
function test_dasharray_transition(prop) {
div.style.setProperty("-moz-transition-property", "none", "");
div.style.setProperty(prop, "3", "");
is(cs.getPropertyValue(prop), "3",
"dasharray-valued property " + prop +
": computed value before transition");
div.style.setProperty("-moz-transition-property", prop, "");
div.style.setProperty(prop, "9px", "");
is(cs.getPropertyValue(prop), "6",
"dasharray-valued property " + prop + ": interpolation of dasharray");
div.style.setProperty(prop, "none", "");
is(cs.getPropertyValue(prop), "none",
"dasharray-valued property " + prop + ": non-interpolability of none");
div.style.setProperty(prop, "6,8px,4,4", "");
is(cs.getPropertyValue(prop), "6, 8px, 4, 4",
"dasharray-valued property " + prop +
": computed value before transition");
div.style.setProperty(prop, "10, 10,10,10px", "");
is(cs.getPropertyValue(prop), "8, 9, 7, 7",
"dasharray-valued property " + prop + ": interpolation of dasharray");
div.style.setProperty(prop, "none", "");
is(cs.getPropertyValue(prop), "none",
"dasharray-valued property " + prop + ": non-interpolability of none");
div.style.setProperty(prop, "4,8,2", "");
is(cs.getPropertyValue(prop), "4, 8, 2",
"dasharray-valued property " + prop +
": computed value before transition");
div.style.setProperty(prop, "2,4,6,8", "");
is(cs.getPropertyValue(prop), "3, 6, 4, 6, 5, 3, 5, 8, 2, 4, 7, 5",
"dasharray-valued property " + prop + ": interpolation of dasharray");
div.style.setProperty(prop, "2,50%,6,8", "");
is(cs.getPropertyValue(prop), "2, 50%, 6, 8",
"dasharray-valued property " + prop + ": non-interpolability of mixed units");
div.style.setProperty(prop, "4,20%,2,2", "");
is(cs.getPropertyValue(prop), "3, 35%, 4, 5",
"dasharray-valued property " + prop + ": interpolation of dasharray");
}
function test_radius_transition(prop) {
div.style.setProperty("-moz-transition-property", "none", "");
// FIXME: Test a square for now, since we haven't updated to the spec
// for vertical components being relative to the height.
div.style.setProperty("width", "200px", "");
div.style.setProperty("height", "200px", "");
div.style.setProperty("border", "none", "");
div.style.setProperty("padding", "0", "");
div.style.setProperty(prop, "3px", "");
is(cs.getPropertyValue(prop), "3px",
"radius-valued property " + prop +
": computed value before transition");
div.style.setProperty("-moz-transition-property", prop, "");
div.style.setProperty(prop, "9px", "");
is(cs.getPropertyValue(prop), "6px",
"radius-valued property " + prop + ": interpolation of radius");
div.style.setProperty(prop, "5%", "");
is(cs.getPropertyValue(prop), "10px",
"radius-valued property " + prop + ": non-interpolability of unit change");
div.style.setProperty(prop, "25%", "");
is(cs.getPropertyValue(prop), "30px",
"radius-valued property " + prop + ": interpolation of radius");
div.style.setProperty(prop, "3px 8px", "");
is(cs.getPropertyValue(prop), "3px 8px",
"radius-valued property " + prop + ": non-interpolability of unit change");
div.style.setProperty(prop, "9px 10px", "");
is(cs.getPropertyValue(prop), "6px 9px",
"radius-valued property " + prop + ": interpolation of radius");
div.style.setProperty(prop, "5% 15%", "");
is(cs.getPropertyValue(prop), "10px 30px",
"radius-valued property " + prop + ": non-interpolability of unit change");
div.style.setProperty(prop, "25%", "");
is(cs.getPropertyValue(prop), "30px 40px",
"radius-valued property " + prop + ": interpolation of radius");
div.style.removeProperty("width");
div.style.removeProperty("height");
div.style.removeProperty("border");
div.style.removeProperty("padding");
}
function test_zindex_transition(prop) {
div.style.setProperty("-moz-transition-property", "none", "");
div.style.setProperty(prop, "4", "");
is(cs.getPropertyValue(prop), "4",
"integer-valued property " + prop + ": computed value before transition");
div.style.setProperty("-moz-transition-property", prop, "");
div.style.setProperty(prop, "-5", "");
is(cs.getPropertyValue(prop), "-1",
"integer-valued property " + prop + ": interpolation of lengths");
div.style.setProperty(prop, "auto", "");
is(cs.getPropertyValue(prop), "auto",
"integer-valued property " + prop + ": auto not interpolable");
div.style.setProperty(prop, "-4", "");
is(cs.getPropertyValue(prop), "-4",
"integer-valued property " + prop + ": computed value before transition");
div.style.setProperty(prop, "8", "");
is(cs.getPropertyValue(prop), "2",
"integer-valued property " + prop + ": interpolation of lengths");
}
function test_font_stretch(prop) {
is(prop, "font-stretch", "only designed for one property");
div.style.setProperty("-moz-transition-property", "none", "");
div.style.setProperty(prop, "normal", "");
is(cs.getPropertyValue(prop), "normal",
"font-stretch property " + prop + ": computed value before transition");
div.style.setProperty("-moz-transition-property", prop, "");
div.style.setProperty(prop, "ultra-expanded", "");
is(cs.getPropertyValue(prop), "expanded",
"font-stretch property " + prop + ": interpolation of font-stretches");
div.style.setProperty(prop, "wider", "");
is(cs.getPropertyValue(prop), "wider",
"font-stretch property " + prop + ": can't interpolate wider/narrower");
div.style.setProperty(prop, "expanded", "");
is(cs.getPropertyValue(prop), "expanded",
"font-stretch property " + prop + ": computed value before transition");
div.style.setProperty(prop, "extra-condensed", "");
is(cs.getPropertyValue(prop), "semi-condensed",
"font-stretch property " + prop + ": interpolation of font-stretches");
}
function test_font_weight(prop) {
is(prop, "font-weight", "only designed for one property");
div.style.setProperty("-moz-transition-property", "none", "");
div.style.setProperty(prop, "normal", "");
is(cs.getPropertyValue(prop), "400",
"font-weight property " + prop + ": computed value before transition");
div.style.setProperty("-moz-transition-property", prop, "");
div.style.setProperty(prop, "900", "");
is(cs.getPropertyValue(prop), "600",
"font-weight property " + prop + ": interpolation of font-weights");
div.style.setProperty(prop, "lighter", "");
is(cs.getPropertyValue(prop), "lighter",
"font-weight property " + prop + ": can't interpolate bolder/lighter");
div.style.setProperty(prop, "700", "");
is(cs.getPropertyValue(prop), "700",
"font-weight property " + prop + ": computed value before transition");
div.style.setProperty(prop, "100", "");
is(cs.getPropertyValue(prop), "400",
"font-weight property " + prop + ": interpolation of font-weights");
}
function test_pos_integer_or_auto_transition(prop) {
div.style.setProperty("-moz-transition-property", "none", "");
div.style.setProperty(prop, "4", "");
is(cs.getPropertyValue(prop), "4",
"integer-valued property " + prop + ": computed value before transition");
div.style.setProperty("-moz-transition-property", prop, "");
div.style.setProperty(prop, "7", "");
is(cs.getPropertyValue(prop), "5",
"integer-valued property " + prop + ": interpolation of lengths");
div.style.setProperty(prop, "auto", "");
is(cs.getPropertyValue(prop), "auto",
"integer-valued property " + prop + ": auto not interpolable");
div.style.setProperty(prop, "8", "");
is(cs.getPropertyValue(prop), "8",
"integer-valued property " + prop + ": computed value before transition");
div.style.setProperty(prop, "4", "");
is(cs.getPropertyValue(prop), "6",
"integer-valued property " + prop + ": interpolation of lengths");
}
function test_length_pair_transition(prop) {
div.style.setProperty("-moz-transition-property", "none", "");
div.style.setProperty(prop, "4px 8px", "");
is(cs.getPropertyValue(prop), "4px 8px",
"length-valued property " + prop + ": computed value before transition");
div.style.setProperty("-moz-transition-property", prop, "");
div.style.setProperty(prop, "12px 10px", "");
is(cs.getPropertyValue(prop), "8px 9px",
"length-valued property " + prop + ": interpolation of lengths");
}
function test_length_percent_pair_transition(prop) {
div.style.setProperty("-moz-transition-property", "none", "");
div.style.setProperty(prop, "4px 50%", "");
is(cs.getPropertyValue(prop), "4px 50%",
"length-valued property " + prop + ": computed value before transition");
div.style.setProperty("-moz-transition-property", prop, "");
div.style.setProperty(prop, "12px 70%", "");
is(cs.getPropertyValue(prop), "8px 60%",
"length-valued property " + prop + ": interpolation of lengths");
}
</script>
</pre>
</body>
</html>