foster/matter-js
0
0
Fork 0
mirror of https://github.com/liabru/matter-js.git synced 2025-03-14 00:38:41 -04:00
Code Issues Wiki Activity

Body.setPosition unit tests

Browse source
This commit is contained in:
gsenden 2024-05-27 18:57:12 +02:00
parent c83dba344b
commit 28e04b4aa7
1 changed files with 161 additions and 0 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

161
test/unit/body/Body.spec.js
View file

@ -6,6 +6,7 @@ const {
getTestSquare,
} = require("../TestData");
const Body = require("../../../src/body/Body");
const Vector = require("../../../src/geometry/Vector");
describe('Body.create', () => {
it('should create a body with the correct default properties not providing any options', () => {
@ -1101,4 +1102,164 @@ describe('Body.setCentre', () => {
// TODO: This causes a read or set from undefined. This should probably be fixed.
expect(result).toThrow(/^Cannot .* properties of undefined \(.* '.*'\)$/);
});
});
describe('Body.setPosition', () => {
it('should update body with position without setting velocity', () => {
// Arrange
const body = getTestBodyWithPartsWithParent();
const position = Vector.create(37., 37.); // true random
const updateVelocity = false;
// Act
Body.setPosition(body, position, updateVelocity);
// Assert
let part = body.parts[0];
expect(part.id).toEqual(body.id);
assertXY(part.position, 37., 37.);
assertXY(part.positionPrev, 41., 41.);
assertXY(part.velocity, 159., 160.);
assertBounds(part.bounds, 59., 59., 220., 222.);
assertXY(part.position, 37., 37.);
assertXY(part.velocity, 159., 160.);
assertXY(part.vertices[0], 59., 59.);
assertXY(part.vertices[1], 61., 61.);
assertXY(part.vertices[2], 59., 62.);
part = body.parts[1];
assertXY(part.position, 137., 137.);
assertXY(part.positionPrev, 243., 244.);
assertXY(part.velocity, 259., 260.);
assertBounds(part.bounds, 159., 159., 320., 322.);
assertXY(part.position, 137., 137.);
assertXY(part.velocity, 259., 260.);
assertXY(part.vertices[0], 159., 159.);
assertXY(part.vertices[1], 161., 161.);
assertXY(part.vertices[2], 159., 162.);
part = body.parts[2];
assertXY(part.position, 237., 237.);
assertXY(part.positionPrev, 343., 344.);
assertXY(part.velocity, 359., 360.);
assertBounds(part.bounds, 259., 259., 420., 422.);
assertXY(part.position, 237., 237.);
assertXY(part.velocity, 359., 360.);
assertXY(part.vertices[0], 259., 259.);
assertXY(part.vertices[1], 261., 261.);
assertXY(part.vertices[2], 259., 262.);
});
it('should update body with position with setting undefined velocity', () => {
// Arrange
const body = getTestBodyWithPartsWithParent();
const position = Vector.create(37., 37.); // true random
const updateVelocity = undefined;
// Act
Body.setPosition(body, position, updateVelocity);
// Assert
let part = body.parts[0];
expect(part.id).toEqual(body.id);
assertXY(part.position, 37., 37.);
assertXY(part.positionPrev, 41., 41.);
assertXY(part.velocity, 159., 160.);
assertBounds(part.bounds, 59., 59., 220., 222.);
assertXY(part.position, 37., 37.);
assertXY(part.velocity, 159., 160.);
assertXY(part.vertices[0], 59., 59.);
assertXY(part.vertices[1], 61., 61.);
assertXY(part.vertices[2], 59., 62.);
part = body.parts[1];
assertXY(part.position, 137., 137.);
assertXY(part.positionPrev, 243., 244.);
assertXY(part.velocity, 259., 260.);
assertBounds(part.bounds, 159., 159., 320., 322.);
assertXY(part.position, 137., 137.);
assertXY(part.velocity, 259., 260.);
assertXY(part.vertices[0], 159., 159.);
assertXY(part.vertices[1], 161., 161.);
assertXY(part.vertices[2], 159., 162.);
part = body.parts[2];
assertXY(part.position, 237., 237.);
assertXY(part.positionPrev, 343., 344.);
assertXY(part.velocity, 359., 360.);
assertBounds(part.bounds, 259., 259., 420., 422.);
assertXY(part.position, 237., 237.);
assertXY(part.velocity, 359., 360.);
assertXY(part.vertices[0], 259., 259.);
assertXY(part.vertices[1], 261., 261.);
assertXY(part.vertices[2], 259., 262.);
});
it('should update body with position and setting velocity', () => {
// Arrange
const body = getTestBodyWithPartsWithParent();
const position = Vector.create(37., 37.) // true random
const updateVelocity = true
// Act
Body.setPosition(body, position, updateVelocity)
// Assert
let part = body.parts[0];
expect(part.id).toEqual(body.id);
assertXY(part.position, 37., 37.)
assertXY(part.positionPrev, 139., 140.)
assertFloat(part.speed, 144.9586147836685)
assertXY(part.velocity, -102., -103.)
assertBounds(part.bounds, -43., -44., 61., 62.)
assertXY(part.vertices[0], 59., 59.)
assertXY(part.vertices[1], 61., 61.)
assertXY(part.vertices[2], 59., 62.)
part = body.parts[1];
assertBounds(part.bounds, 57., 56., 161., 162.)
assertXY(part.position, 137., 137.)
assertXY(part.velocity, 259., 260.)
assertXY(part.vertices[0], 159., 159.)
assertXY(part.vertices[1], 161., 161.)
assertXY(part.vertices[2], 159., 162.)
part = body.parts[2];
assertBounds(part.bounds, 157., 156., 261., 262.)
assertXY(part.position, 237., 237.)
assertXY(part.velocity, 359., 360.)
assertXY(part.vertices[0], 259., 259.)
assertXY(part.vertices[1], 261., 261.)
assertXY(part.vertices[2], 259., 262.)
});
it('should not be able to update body with undefined position without setting velocity', () => {
// Arrange
const body = getTestBodyWithPartsWithParent();
const position = undefined;
const updateVelocity = false;
// Act
let result = () => Body.setPosition(body, position, updateVelocity);
// Assert
// TODO: This causes a read or set from undefined. This should probably be fixed.
expect(result).toThrow(/^Cannot .* properties of undefined \(.* '.*'\)$/);
});
it('should not be able to update undefined body with position without setting velocity', () => {
// Arrange
const body = undefined;
const position = Vector.create(37., 37.) // true random
const updateVelocity = false;
// Act
let result = () => Body.setPosition(body, position, updateVelocity);
// Assert
// TODO: This causes a read or set from undefined. This should probably be fixed.
expect(result).toThrow(/^Cannot .* properties of undefined \(.* '.*'\)$/);
});
});