scratchfoundation/paper.js
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Implement unit tests for 3ff5560c0c

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Closes #1419, closes #1263
This commit is contained in:
Jürg Lehni 2019-06-22 18:21:47 +02:00
parent 3ff5560c0c
commit ef8ba35911
4 changed files with 29 additions and 3 deletions
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2
src/path/CurveLocation.js
View file

@ -492,7 +492,7 @@ var CurveLocation = Base.extend(/** @lends CurveLocation# */{
// Count how many times curve2 angles appear between the curve1 angles.
// If each pair of angles split the other two, then the edges cross.
// Use t1Inside to decide which angle pair to check against.
// If t1 is inside the curve, check against a3 & a4, othrwise a1 & a2.
// If t1 is inside the curve, check against a3 & a4, otherwise a1 & a2.
return !!(t1Inside
? (isInRange(a1, a3, a4) ^ isInRange(a2, a3, a4)) &&
(isInRange(a1, a4, a3) ^ isInRange(a2, a4, a3))

4
test/helpers.js
View file

@ -227,8 +227,8 @@ var compareImageData = function(imageData1, imageData2, tolerance, diffDetail) {
var entry = document.getElementById('qunit-test-output-' + id)
.querySelector('li:nth-child(' + (index) + ')'),
bounds = result.diffBounds;
entry.querySelector('.test-expected td').appendChild(image(imageData1));
entry.querySelector('.test-actual td').appendChild(image(imageData2));
entry.querySelector('.test-expected td').appendChild(image(imageData2));
entry.querySelector('.test-actual td').appendChild(image(imageData1));
entry.querySelector('.test-diff td').innerHTML = '<pre>' + detail
+ '</pre><br>'
+ '<img src="' + result.getImageDataUrl() + '">';

13
test/tests/Path_Boolean.js
View file

@ -1202,3 +1202,16 @@ test('#1513', function () {
var result = 'M100,100h200v100c0,-55.22847 -44.77153,-100 -100,-100c-55.22847,0 -100,44.77153 -100,100z';
compareBoolean(path1.subtract(path2), result);
});
test('#1419', function() {
var circle1 = Path.Circle({
center: [0, 0],
radius: 50
});
var circle2 = Path.Circle({
center: circle1.position.subtract(25),
radius: 50
});
var result = 'M-50,0c0,-27.61424 22.38576,-50 50,-50c7.33673,0 14.30439,1.5802 20.58119,4.41881c-7.84546,-17.34804 -25.30368,-29.41881 -45.58119,-29.41881c-27.61424,0 -50,22.38576 -50,50c0,20.27751 12.07077,37.73573 29.41881,45.58119c-2.83861,-6.2768 -4.41881,-13.24446 -4.41881,-20.58119zM50,0c0,27.61424 -22.38576,50 -50,50c-20.27751,0 -37.73573,-12.07077 -45.58119,-29.41881c6.2768,2.83861 13.24446,4.41881 20.58119,4.41881c27.61424,0 50,-22.38576 50,-50c0,-7.33673 -1.5802,-14.30439 -4.41881,-20.58119c17.34804,7.84546 29.41881,25.30368 29.41881,45.58119z';
compareBoolean(circle1.exclude(circle2), result);
})

13
test/tests/Path_Intersections.js
View file

@ -358,3 +358,16 @@ test('#1638', function() {
{ point: { x: 58.83762, y: 191.16238 }, index: 3, time: 0.26569, crossing: true }
]);
})
test('#1263', function() {
var path = new Path({
segments: [
[[479,495], [0,0], [-10,4]],
[[437,479], [5,12], [-22,-51]],
[[479,495], [33,-15]]
]
});
testIntersections(path.getIntersections(), [
{ point: { x: 479, y: 495 }, index: 0, time: 0, crossing: false }
]);
})