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Bug 1388601 - Part 1: Add tests of distance for Basic Shape. r=hiro

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MozReview-Commit-ID: 8m5km7hVNvR

--HG--
extra : rebase_source : 513747aadf699fdd827d241d2caef072b5f6742b
This commit is contained in:
Boris Chiou 2017-09-14 11:25:16 +08:00
parent f9bedb97d1
commit f5d25a9abd
4 changed files with 110 additions and 5 deletions
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1
dom/animation/test/mochitest.ini
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@ -106,6 +106,7 @@ support-files =
[mozilla/test_disable_animations_api_core.html]
[mozilla/test_disabled_properties.html]
[mozilla/test_discrete-animations.html]
[mozilla/test_distance_of_basic_shape.html]
[mozilla/test_distance_of_transform.html]
[mozilla/test_document-timeline-origin-time-range.html]
[mozilla/test_hide_and_show.html]

91
dom/animation/test/mozilla/test_distance_of_basic_shape.html Normal file
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@ -0,0 +1,91 @@
<!doctype html>
<meta charset=utf-8>
<script src='/resources/testharness.js'></script>
<script src='/resources/testharnessreport.js'></script>
<script src='../testcommon.js'></script>
<div id='log'></div>
<script type='text/javascript'>
'use strict';
// We don't have an official spec to define the distance between two basic
// shapes, but we still need this for DevTools, so Gecko and Servo backends use
// the similar rules to define the distance. If there is a spec for it, we have
// to update this test file.
// See https://github.com/w3c/csswg-drafts/issues/662.
test(function(t) {
var target = addDiv(t);
var dist = getDistance(target, 'clip-path', 'none', 'none');
assert_equals(dist, 0, 'none and none');
}, 'none and none');
test(function(t) {
var target = addDiv(t);
var dist = getDistance(target, 'clip-path', 'circle(10px)', 'circle(20px)');
assert_equals(dist, 10, 'circle(10px) and circle(20px)');
}, 'circles');
test(function(t) {
var target = addDiv(t);
var circle1 = 'circle(calc(10px + 10px) at 20px 10px)';
var circle2 = 'circle(30px at 10px 10px)';
var dist = getDistance(target, 'clip-path', circle1, circle2);
assert_equals(dist,
Math.sqrt(10 * 10 + 10 * 10),
circle1 + ' and ' + circle2);
}, 'circles with positions');
test(function(t) {
var target = addDiv(t);
var ellipse1 = 'ellipse(20px calc(10px + 10px))';
var ellipse2 = 'ellipse(30px 30px)';
var dist = getDistance(target, 'clip-path', ellipse1, ellipse2);
assert_equals(dist,
Math.sqrt(10 * 10 + 10 * 10),
ellipse1 + ' and ' + ellipse2);
}, 'ellipses');
test(function(t) {
var target = addDiv(t);
var polygon1 = 'polygon(50px 0px, 100px 50px, 50px 100px, 0px 50px)';
var polygon2 = 'polygon(40px 0px, 100px 70px, 10px 100px, 0px 70px)';
var dist = getDistance(target, 'clip-path', polygon1, polygon2);
assert_equals(dist,
Math.sqrt(10 * 10 + 20 * 20 + 40 * 40 + 20 * 20),
polygon1 + ' and ' + polygon2);
}, 'polygons');
test(function(t) {
var target = addDiv(t);
var inset1 = 'inset(5px 5px 5px 5px round 40px 30px 20px 5px)';
var inset2 = 'inset(10px 5px round 50px 60px)';
var dist = getDistance(target, 'clip-path', inset1, inset2);
// if we have only two parameter in inset(), the first one means
// top and bottom edges, and the second one means left and right edges.
// and the definitions of inset is inset(top, right, bottom, left). Besides,
// the "round" part uses the shorthand of border radius for each corner, so
// each corner is a pair of (x, y). We are computing the distance between:
// 1. inset(5px 5px 5px 5px
// round (40px 40px) (30px 30px) (20px 20px) (5px 5px))
// 2. inset(10px 5px 10px 5px
// round (50px 50px) (60px 60px) (50px 50px) (60px 60px))
// That is why we need to multiply 2 for each border-radius corner.
assert_equals(dist,
Math.sqrt(5 * 5 + 5 * 5 +
(50 - 40) * (50 - 40) * 2 +
(60 - 30) * (60 - 30) * 2 +
(50 - 20) * (50 - 20) * 2 +
(60 - 5) * (60 - 5) * 2),
inset1 + ' and ' + inset2);
}, 'insets');
test(function(t) {
var target = addDiv(t);
var dist = getDistance(target, 'clip-path',
'circle(20px)', 'ellipse(10px 20px)');
assert_equals(dist, 0, 'circle(20px) and ellipse(10px 20px)');
}, 'Mismatched basic shapes');
</script>
</html>

5
dom/animation/test/mozilla/test_distance_of_transform.html
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@ -14,11 +14,6 @@
const epsilon = 0.00001;
function getDistance(div, prop, v1, v2) {
return SpecialPowers.DOMWindowUtils
.computeAnimationDistance(div, prop, v1, v2);
}
// |v| should be a unit vector (i.e. having length 1)
function getQuaternion(v, angle) {
return [

18
dom/animation/test/testcommon.js
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@ -347,3 +347,21 @@ function addSVGElement(target, tag, attrs) {
target.appendChild(element);
return element;
}
/*
* Get Animation distance between two specified values for a specific property.
*
* @param target The target element.
* @param prop The CSS property.
* @param v1 The first property value.
* @param v2 The Second property value.
*
* @return The distance between |v1| and |v2| for |prop| on |target|.
*/
function getDistance(target, prop, v1, v2) {
if (!target) {
return 0.0;
}
return SpecialPowers.DOMWindowUtils
.computeAnimationDistance(target, prop, v1, v2);
}