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Unit tests for boolean operations without crossings.

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Closes #1113
This commit is contained in:
Jürg Lehni 2017-02-04 20:15:23 +01:00
parent 9af936514e
commit 535607931c
1 changed files with 78 additions and 33 deletions
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111
test/tests/Path_Boolean.js
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@ -12,6 +12,84 @@
QUnit.module('Path Boolean Operations');
function testOperations(path1, path2, results) {
compareBoolean(function() { return path1.unite(path2); }, results[0]);
compareBoolean(function() { return path2.unite(path1); }, results[0]);
compareBoolean(function() { return path1.subtract(path2); }, results[1]);
compareBoolean(function() { return path2.subtract(path1); }, results[2]);
compareBoolean(function() { return path1.intersect(path2); }, results[3]);
compareBoolean(function() { return path2.intersect(path1); }, results[3]);
compareBoolean(function() { return path1.exclude(path2); }, results[4]);
compareBoolean(function() { return path2.exclude(path1); }, results[4]);
}
test('Boolean operations without crossings', function() {
var path1 = new Path.Rectangle({
point: [0, 0],
size: [200, 200]
});
var path2 = new Path.Rectangle({
point: [50, 50],
size: [100, 100]
});
var path3 = new Path.Rectangle({
point: [250, 50],
size: [100, 100]
});
testOperations(path1, path2, [
'M0,200v-200h200v200z', // path1.unite(path2);
'M0,200v-200h200v200zM150,150v-100h-100v100z', // path1.subtract(path2);
'', // path2.subtract(path1);
'M50,150v-100h100v100z', // path1.intersect(path2);
'M0,200v-200h200v200zM150,150v-100h-100v100z' // path1.exclude(path2);
]);
testOperations(path1, path3, [
'M0,200v-200h200v200zM250,150v-100h100v100z', // path1.unite(path3);
'M0,200v-200h200v200z', // path1.subtract(path3);
'M350,150v-100h-100v100z', // path3.subtract(path1);
'', // path1.intersect(path3);
'M0,200v-200h200v200zM250,150v-100h100v100z' // path1.exclude(path3);
]);
});
test('frame.intersect(rect)', function() {
var frame = new CompoundPath();
frame.addChild(new Path.Rectangle(new Point(140, 10), [100, 300]));
frame.addChild(new Path.Rectangle(new Point(150, 80), [50, 80]));
var rect = new Path.Rectangle(new Point(50, 50), [100, 150]);
compareBoolean(function() { return frame.intersect(rect); },
'M140,50l10,0l0,150l-10,0z');
});
test('PathItem#resolveCrossings()', function() {
var paths = [
'M100,300l0,-50l50,-50l-50,0l150,0l-150,0l50,0l-50,0l100,0l-100,0l0,-100l200,0l0,200z',
'M50,300l0,-150l50,25l0,-75l200,0l0,200z M100,200l50,0l-50,-25z',
'M330.1,388.5l-65,65c0,0 -49.1,-14.5 -36.6,-36.6c12.5,-22.1 92.4,25.1 92.4,25.1c0,0 -33.3,-73.3 -23.2,-85.9c10,-12.8 32.4,32.4 32.4,32.4z',
'M570,290l5.8176000300452415,33.58556812220928l-28.17314339506561,-14.439003967264455l31.189735425395614,-4.568209255479985c-5.7225406635552645e-9,-3.907138079739525e-8 -59.366611385062015,8.695139599513823 -59.366611385062015,8.695139599513823z',
'M228.26666666666668,222.72h55.46666666666667c3.05499999999995,0 5.546666666666624,2.4916666666666742 5.546666666666624,5.546666666666681v55.46666666666667c0,3.05499999999995 -2.4916666666666742,5.546666666666624 -5.546666666666624,5.546666666666624h-55.46666666666667c-3.055000000000007,0 -5.546666666666681,-2.4916666666666742 -5.546666666666681,-5.546666666666624v-55.46666666666667c0,-3.055000000000007 2.4916666666666742,-5.546666666666681 5.546666666666681,-5.546666666666681zM283.73333399705655,289.2799999999998c-2.212411231994338e-7,1.1368683772161603e-13 2.212409526691772e-7,0 0,0z'
];
var results = [
'M100,300l0,-50l50,-50l-50,0l0,-100l200,0l0,200z',
'M50,300l0,-150l50,25l0,-75l200,0l0,200z M100,200l50,0l-50,-25z',
'M291.85631,426.74369l-26.75631,26.75631c0,0 -49.1,-14.5 -36.6,-36.6c7.48773,-13.23831 39.16013,-1.61018 63.35631,9.84369z M330.1,388.5l-22.09831,22.09831c-8.06306,-21.54667 -15.93643,-47.46883 -10.30169,-54.49831c10,-12.8 32.4,32.4 32.4,32.4z M320.9,442c0,0 -12.84682,-7.58911 -29.04369,-15.25631l16.14539,-16.14539c6.38959,17.07471 12.89831,31.40169 12.89831,31.40169z',
'M570,290l5.8176,33.58557l-28.17314,-14.439c-14.32289,2.0978 -28.17688,4.12693 -28.17688,4.12693z',
'M228.26666666666668,222.72h55.46666666666667c3.05499999999995,0 5.546666666666624,2.4916666666666742 5.546666666666624,5.546666666666681v55.46666666666667c0,3.05499999999995 -2.4916666666666742,5.546666666666624 -5.546666666666624,5.546666666666624h-55.46666666666667c-3.055000000000007,0 -5.546666666666681,-2.4916666666666742 -5.546666666666681,-5.546666666666624v-55.46666666666667c0,-3.055000000000007 2.4916666666666742,-5.546666666666681 5.546666666666681,-5.546666666666681z'
];
for (var i = 0; i < paths.length; i++) {
var path = PathItem.create(paths[i]),
result = PathItem.create(results[i]);
path.fillRule = 'evenodd';
compareBoolean(path.resolveCrossings(), result, 'path.resolveCrossings(); // Test ' + (i + 1));
}
});
test('#541', function() {
var shape0 = new Path.Rectangle({
insert: false,
@ -766,39 +844,6 @@ test('#1091', function() {
'M91.24228,396.894h132.42802c-25.19365,0 -45.62,20.42407 -45.62,45.62c0,-25.19364 20.42635,-45.62 45.62,-45.62c80.62581,0 139.14228,-64.27063 139.14328,-152.82472l0,-0.00228c-0.001,-88.55097 -58.51636,-152.82351 -139.141,-152.82472l-0.00228,0c-25.1926,-0.00123 -45.61772,-20.42483 -45.61772,-45.62c0,-25.1955 20.42566,-45.62158 45.61871,-45.62228h1.61624c0.4166,0 0.83093,0.00454 1.24526,0.0159c0.00234,0.00002 0.00467,0.00004 0.00701,0.00007c0.00058,0.00002 0.00116,0.00003 0.00173,0.00005c129.91593,1.5144 227.51285,105.92259 227.51433,244.05012c0,0.00029 0,0.00057 0,0.00086c0,0.00012 0,0.00024 0,0.00036l0,0.00192c-0.00107,138.0792 -97.54084,242.46347 -227.38605,244.04875c-0.43111,0.0114 -0.8645,0.01825 -1.30017,0.01825h-1.69934c-12.59632,0 -24.00091,-5.10618 -32.25663,-13.36168c8.2555,8.25572 19.65987,13.36168 32.25663,13.36168l-178.04574,0c-0.00076,0 -0.00152,0 -0.00228,0c-0.00076,0 -0.00152,0 -0.00228,0h0c-25.19716,-0.00123 -45.61772,-20.42483 -45.61772,-45.62228v-396.88944c0,-25.19821 20.42179,-45.62228 45.62,-45.62228c14.89455,0 28.12203,7.13863 36.44812,18.18156c-8.3258,-11.04405 -21.55413,-18.18384 -36.4504,-18.18384h178.04802c-25.19365,0 -45.62,20.42407 -45.62,45.62228c0.00456,25.19593 20.42864,45.62 45.62228,45.62l-132.42802,0zM45.62,488.13628c-25.19821,0 -45.62,-20.42407 -45.62,-45.62228c0,25.19593 20.42179,45.62228 45.62,45.62228zM226.51682,0.01575c-0.93686,-0.01114 -1.88465,-0.01567 -2.82377,-0.01575c0.93909,0.0001 1.88688,0.0068 2.82377,0.01575zM362.81358,244.06928c0.00123,25.19716 20.42483,45.61772 45.62228,45.61772c-25.19745,0 -45.62105,-20.42056 -45.62228,-45.61772z');
});
test('frame.intersect(rect);', function() {
var frame = new CompoundPath();
frame.addChild(new Path.Rectangle(new Point(140, 10), [100, 300]));
frame.addChild(new Path.Rectangle(new Point(150, 80), [50, 80]));
var rect = new Path.Rectangle(new Point(50, 50), [100, 150]);
compareBoolean(function() { return frame.intersect(rect); },
'M140,50l10,0l0,150l-10,0z');
});
test('PathItem#resolveCrossings()', function() {
var paths = [
'M100,300l0,-50l50,-50l-50,0l150,0l-150,0l50,0l-50,0l100,0l-100,0l0,-100l200,0l0,200z',
'M50,300l0,-150l50,25l0,-75l200,0l0,200z M100,200l50,0l-50,-25z',
'M330.1,388.5l-65,65c0,0 -49.1,-14.5 -36.6,-36.6c12.5,-22.1 92.4,25.1 92.4,25.1c0,0 -33.3,-73.3 -23.2,-85.9c10,-12.8 32.4,32.4 32.4,32.4z',
'M570,290l5.8176000300452415,33.58556812220928l-28.17314339506561,-14.439003967264455l31.189735425395614,-4.568209255479985c-5.7225406635552645e-9,-3.907138079739525e-8 -59.366611385062015,8.695139599513823 -59.366611385062015,8.695139599513823z',
'M228.26666666666668,222.72h55.46666666666667c3.05499999999995,0 5.546666666666624,2.4916666666666742 5.546666666666624,5.546666666666681v55.46666666666667c0,3.05499999999995 -2.4916666666666742,5.546666666666624 -5.546666666666624,5.546666666666624h-55.46666666666667c-3.055000000000007,0 -5.546666666666681,-2.4916666666666742 -5.546666666666681,-5.546666666666624v-55.46666666666667c0,-3.055000000000007 2.4916666666666742,-5.546666666666681 5.546666666666681,-5.546666666666681zM283.73333399705655,289.2799999999998c-2.212411231994338e-7,1.1368683772161603e-13 2.212409526691772e-7,0 0,0z'
];
var results = [
'M100,300l0,-50l50,-50l-50,0l0,-100l200,0l0,200z',
'M50,300l0,-150l50,25l0,-75l200,0l0,200z M100,200l50,0l-50,-25z',
'M291.85631,426.74369l-26.75631,26.75631c0,0 -49.1,-14.5 -36.6,-36.6c7.48773,-13.23831 39.16013,-1.61018 63.35631,9.84369z M330.1,388.5l-22.09831,22.09831c-8.06306,-21.54667 -15.93643,-47.46883 -10.30169,-54.49831c10,-12.8 32.4,32.4 32.4,32.4z M320.9,442c0,0 -12.84682,-7.58911 -29.04369,-15.25631l16.14539,-16.14539c6.38959,17.07471 12.89831,31.40169 12.89831,31.40169z',
'M570,290l5.8176,33.58557l-28.17314,-14.439c-14.32289,2.0978 -28.17688,4.12693 -28.17688,4.12693z',
'M228.26666666666668,222.72h55.46666666666667c3.05499999999995,0 5.546666666666624,2.4916666666666742 5.546666666666624,5.546666666666681v55.46666666666667c0,3.05499999999995 -2.4916666666666742,5.546666666666624 -5.546666666666624,5.546666666666624h-55.46666666666667c-3.055000000000007,0 -5.546666666666681,-2.4916666666666742 -5.546666666666681,-5.546666666666624v-55.46666666666667c0,-3.055000000000007 2.4916666666666742,-5.546666666666681 5.546666666666681,-5.546666666666681z'
];
for (var i = 0; i < paths.length; i++) {
var path = PathItem.create(paths[i]),
result = PathItem.create(results[i]);
path.fillRule = 'evenodd';
compareBoolean(path.resolveCrossings(), result, 'path.resolveCrossings(); // Test ' + (i + 1));
}
});
test('Selected edge-cases from @hari\'s boolean-test suite', function() {
var g = PathItem.create('M316.6,266.4Q332.6,266.4,343.8,272.8Q355,279.2,362,289.8Q369,300.4,372.2,313.6Q375.4,326.8,375.4,340.4Q375.4,354.8,372,369.2Q368.6,383.6,361.4,395Q354.2,406.4,342.4,413.4Q330.6,420.4,313.8,420.4Q297,420.4,285.8,413.4Q274.6,406.4,267.8,395Q261,383.6,258.2,369.6Q255.4,355.6,255.4,341.6Q255.4,326.8,258.8,313.2Q262.2,299.6,269.6,289.2Q277,278.8,288.6,272.6Q300.2,266.4,316.6,266.4Z M315,236.4Q288.2,236.4,269.8,246.6Q251.4,256.8,240.2,272.6Q229,288.4,224.2,307.8Q219.4,327.2,219.4,345.6Q219.4,366.8,225.2,385.8Q231,404.8,242.6,419Q254.2,433.2,271.4,441.6Q288.6,450,311.8,450Q331.8,450,349.6,441Q367.4,432,376.2,412.8L377,412.8L377,426.4Q377,443.6,373.6,458Q370.2,472.4,362.6,482.6Q355,492.8,343.4,498.6Q331.8,504.4,315,504.4Q306.6,504.4,297.4,502.6Q288.2,500.8,280.4,496.8Q272.6,492.8,267.2,486.4Q261.8,480,261.4,470.8L227.4,470.8Q228.2,487.6,236.2,499.2Q244.2,510.8,256.4,518Q268.6,525.2,283.6,528.4Q298.6,531.6,313,531.6Q362.6,531.6,385.8,506.4Q409,481.2,409,430.4L409,241.2L377,241.2L377,270.8L376.6,270.8Q367.4,253.6,351,245Q334.6,236.4,315,236.4Z');
var u = PathItem.create('M253,316.74Q242.25,316.74,232.77,318.39Q218.77,320.83,208.21,328.52Q197.65,336.21,191.32,349.4Q185,362.6,183.59,382.95Q182.01,405.69,189.83,423.08Q197.64,440.46,216.05,452.56L215.99,453.36L183.27,451.09L181.06,483.01L387.37,497.31L389.72,463.39L273.2,455.32Q259.23,454.35,247.72,449.74Q236.21,445.14,227.96,436.95Q219.7,428.76,215.7,417.05Q211.7,405.35,212.78,389.78Q214.14,370.23,226.09,359.83Q236.68,350.61,252.94,350.61Q255.02,350.61,257.19,350.76L396.85,360.44L399.2,326.52L263.53,317.12Q258.12,316.74,253,316.74Z');