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Body.update unit tests
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gsenden
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1 changed files with 168 additions and 0 deletions
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@ -2444,6 +2444,174 @@ describe('Body.scale', () => {
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// Act
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let result = () => Body.scale(body, scaleX, scaleY, point);
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// Assert
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// TODO: This causes a read or set from undefined. This should probably be fixed.
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expect(result).toThrow(/^Cannot .* properties of undefined \(.* '.*'\)$/);
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});
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});
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describe('Body.update', () => {
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it('should be able to update a valid body providing a delta time', () => {
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// Arrange
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const body = getTestBodyWithPartsWithParent();
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let deltaTime = 2.;
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// Act
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Body.update(body, deltaTime);
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// Assert
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let part = body.parts[0];
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assertFloat(part.angle, 121082.60418646617);
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assertFloat(part.anglePrev, 101.);
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assertFloat(part.angularVelocity, 120981.60418646617);
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assertXY(part.axes[0], 142.05303055391587, -50.05932990410723);
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assertXY(part.axes[1], 144.71622087157778, -51.0119144577884);
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assertBounds(part.bounds, 115357.4911405531, 116033.529738297, 230549.39901876543, 231940.72603011483);
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assertFloat(part.deltaTime, 312.);
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assertFloat(part.density, 126.);
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assertXY(part.force, 127., 128);
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assertFloat(part.frictionAir, 130.);
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assertFloat(part.inertia, 133.);
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assertFloat(part.mass, 136.);
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assertXY(part.position, 115328.19604705882, 116044.96075294117);
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assertXY(part.positionPrev, 139., 140.);
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assertFloat(part.timeScale, 156.);
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assertFloat(part.torque, 157.);
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assertXY(part.velocity, 115189.19604705882, 115904.96075294117);
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assertXY(part.vertices[0], 115357.4911405531, 116034.48232285069);
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assertXY(part.vertices[1], 115360.15433087076, 116033.529738297);
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assertXY(part.vertices[2], 115360.20297170662, 116035.76527717366);
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part = body.parts[1]
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assertFloat(part.angle, 201);
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assertFloat(part.anglePrev, 202.);
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assertFloat(part.angularVelocity, 204.);
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assertXY(part.axes[0], 275.2125464370103, -97.68855758816609);
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assertXY(part.axes[1], 277.8757367546722, -98.64114214184728);
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assertBounds(part.bounds, 115490.6506564362, 115985.90051061293, 230682.55853464853, 231893.09680243078);
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assertFloat(part.deltaTime, 225.);
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assertFloat(part.density, 226.);
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assertXY(part.force, 227., 228);
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assertFloat(part.frictionAir, 230.);
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assertFloat(part.inertia, 233.);
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assertFloat(part.mass, 236.);
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assertXY(part.position, 115461.35556294191, 115997.33152525712);
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assertXY(part.positionPrev, 243., 244.);
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assertFloat(part.timeScale, 256.);
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assertFloat(part.torque, 257.);
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assertXY(part.velocity, 259., 260.);
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assertXY(part.vertices[0], 115490.6506564362, 115986.85309516662);
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assertXY(part.vertices[1], 115493.31384675387, 115985.90051061293);
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assertXY(part.vertices[2], 115493.36248758971, 115988.1360494896);
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part = body.parts[2]
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assertFloat(part.angle, 301);
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assertFloat(part.anglePrev, 302.);
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assertFloat(part.angularVelocity, 304.);
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assertXY(part.axes[0], 408.37206232010476, -145.31778527222497);
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assertXY(part.axes[1], 411.03525263776663, -146.27036982590613);
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assertBounds(part.bounds, 115623.8101723193, 115938.27128292888, 230815.71805053164, 231845.46757474673);
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assertFloat(part.deltaTime, 325.);
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assertFloat(part.density, 326.);
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assertXY(part.force, 327., 328);
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assertFloat(part.frictionAir, 330.);
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assertFloat(part.inertia, 333.);
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assertFloat(part.mass, 336.);
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assertXY(part.position, 115594.51507882502, 115949.70229757305);
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assertXY(part.positionPrev, 343., 344.);
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assertFloat(part.timeScale, 356.);
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assertFloat(part.torque, 357.);
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assertXY(part.velocity, 359., 360.);
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assertXY(part.vertices[0], 115623.8101723193, 115939.22386748256);
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assertXY(part.vertices[1], 115626.47336263696, 115938.27128292888);
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assertXY(part.vertices[2], 115626.5220034728, 115940.50682180555);
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});
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it('should be able to update a valid body providing an undefined delta time', () => {
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// Arrange
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const body = getTestBodyWithPartsWithParent();
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let deltaTime = undefined;
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// Act
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Body.update(body, deltaTime);
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// Assert
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let part = body.parts[0];
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assertFloat(part.angle, 8401753.82406015);
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assertFloat(part.anglePrev, 101.);
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assertFloat(part.angularVelocity, 8401652.82406015);
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assertXY(part.axes[0], -43.980856722441075, -144.05097792781592);
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assertXY(part.axes[1], -44.81947020798727, -146.75222345939204);
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assertBounds(part.bounds, 7999988.795461703, 8049673.326230091, 15999850.889872752, 16099241.768652093);
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assertFloat(part.deltaTime, 2600.);
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assertFloat(part.density, 126.);
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assertXY(part.force, 127., 128);
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assertFloat(part.frictionAir, 130.);
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assertFloat(part.inertia, 133.);
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assertFloat(part.mass, 136.);
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assertXY(part.position, 7999998.858823529, 8049705.74117647);
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assertXY(part.positionPrev, 139., 140.);
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assertFloat(part.timeScale, 156.);
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assertFloat(part.torque, 157.);
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assertXY(part.velocity, 7999859.858823529, 8049565.74117647);
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assertXY(part.vertices[0], 7999989.634075188, 8049676.0274756225);
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assertXY(part.vertices[1], 7999988.795461703, 8049673.326230091);
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assertXY(part.vertices[2], 7999991.031049223, 8049673.37258136);
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part = body.parts[1]
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assertFloat(part.angle, 201);
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assertFloat(part.anglePrev, 202.);
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assertFloat(part.angularVelocity, 204.);
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assertXY(part.axes[0], -85.91153099975105, -279.11325450662287);
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assertXY(part.axes[1], -86.75014448529726, -281.81450003819896);
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assertBounds(part.bounds, 7999946.864787426, 8049538.263953513, 15999808.959198475, 16099106.706375513);
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assertFloat(part.deltaTime, 225.);
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assertFloat(part.density, 226.);
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assertXY(part.force, 227., 228);
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assertFloat(part.frictionAir, 230.);
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assertFloat(part.inertia, 233.);
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assertFloat(part.mass, 236.);
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assertXY(part.position, 7999956.928149252, 8049570.678899892);
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assertXY(part.positionPrev, 243., 244.);
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assertFloat(part.timeScale, 256.);
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assertFloat(part.torque, 257.);
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assertXY(part.velocity, 259., 260.);
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assertXY(part.vertices[0], 7999947.703400911, 8049540.965199044);
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assertXY(part.vertices[1], 7999946.864787426, 8049538.263953513);
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assertXY(part.vertices[2], 7999949.100374945, 8049538.310304781);
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part = body.parts[2]
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assertFloat(part.angle, 301);
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assertFloat(part.anglePrev, 302.);
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assertFloat(part.angularVelocity, 304.);
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assertXY(part.axes[0], -127.842205277061, -414.1755310854297);
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assertXY(part.axes[1], -128.6808187626072, -416.87677661700593);
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assertBounds(part.bounds, 7999904.934113149, 8049403.201676934, 15999767.028524198, 16098971.644098936);
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assertFloat(part.deltaTime, 325.);
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assertFloat(part.density, 326.);
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assertXY(part.force, 327., 328);
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assertFloat(part.frictionAir, 330.);
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assertFloat(part.inertia, 333.);
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assertFloat(part.mass, 336.);
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assertXY(part.position, 7999914.997474975, 8049435.616623312);
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assertXY(part.positionPrev, 343., 344.);
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assertFloat(part.timeScale, 356.);
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assertFloat(part.torque, 357.);
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assertXY(part.velocity, 359., 360.);
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assertXY(part.vertices[0], 7999905.772726634, 8049405.9029224655);
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assertXY(part.vertices[1], 7999904.934113149, 8049403.201676934);
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assertXY(part.vertices[2], 7999907.169700668, 8049403.248028202);
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});
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it('should not be able to update an undefined body providing a delta time', () => {
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// Arrange
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const body = undefined;
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let deltaTime = 2.;
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// Act
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let result = () => Body.update(body, deltaTime);
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// Assert
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// TODO: This causes a read or set from undefined. This should probably be fixed.
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expect(result).toThrow(/^Cannot .* properties of undefined \(.* '.*'\)$/);
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