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lehnilehni
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Implement unit tests for Curve#getCurvatureAt().
1 parent 663a7e0 commit dc076ef

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Lines changed: 29 additions & 8 deletions

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‎test/tests/Curve.js‎

Lines changed: 29 additions & 8 deletions
Original file line numberDiff line numberDiff line change
@@ -39,18 +39,18 @@ test('Curve#getTangentAt()', function() {
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radius: 100
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}).getFirstCurve();
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var points = [
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var tangents = [
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[0, new Point(0, -165.68542 )],
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[0.25, new Point(60.7233, -143.56602)],
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[0.5, new Point(108.57864, -108.57864)],
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[0.75, new Point(143.56602, -60.7233)],
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[1, new Point(165.68542, 0)]
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];
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50-
for (var i = 0; i < points.length; i++) {
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var entry = points[i];
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for (var i = 0; i < tangents.length; i++) {
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var entry = tangents[i];
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comparePoints(curve.getTangentAt(entry[0], true), entry[1],
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'curve.getPointAt(' + entry[0] + ', true);');
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'curve.getTangentAt(' + entry[0] + ', true);');
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}
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});
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@@ -60,17 +60,38 @@ test('Curve#getNormalAt()', function() {
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radius: 100
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}).getFirstCurve();
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63-
var points = [
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var normals = [
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[0, new Point(-165.68542, 0)],
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[0.25, new Point(-143.56602, -60.7233)],
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[0.5, new Point(-108.57864, -108.57864)],
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[0.75, new Point(-60.7233, -143.56602)],
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[1, new Point(0, -165.68542)]
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];
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for (var i = 0; i < points.length; i++) {
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var entry = points[i];
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for (var i = 0; i < normals.length; i++) {
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var entry = normals[i];
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comparePoints(curve.getNormalAt(entry[0], true), entry[1],
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'curve.getPointAt(' + entry[0] + ', true);');
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'curve.getNormalAt(' + entry[0] + ', true);');
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}
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});
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test('Curve#getCurvatureAt()', function() {
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var curve = new Path.Circle({
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center: [100, 100],
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radius: 100
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}).getFirstCurve();
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var curvatures = [
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[0, 0.009785533905932729],
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[0.25, 0.010062133221584524],
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[0.5, 0.009937576453041297],
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[0.75, 0.010062133221584524],
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[1, 0.009785533905932727]
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];
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for (var i = 0; i < curvatures.length; i++) {
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var entry = curvatures[i];
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compareNumbers(curve.getCurvatureAt(entry[0], true), entry[1],
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'curve.getCurvatureAt(' + entry[0] + ', true);');
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}
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});

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