wehub-resource-sync
70 lines
2.0 KiB
JavaScript
70 lines
2.0 KiB
JavaScript
import { getSize, getDistance, calculateCenterOfMass } from '../utils.js';
|
|
|
|
describe('getSize', () => {
|
|
test('returns correct size for score 0', () => {
|
|
expect(getSize(0)).toBe(20); // sqrt(0) + 20
|
|
});
|
|
|
|
test('returns correct size for score 100', () => {
|
|
expect(getSize(100)).toBe(30); // sqrt(100) + 20
|
|
});
|
|
|
|
test('returns correct size for score 400', () => {
|
|
expect(getSize(400)).toBe(40); // sqrt(400) + 20
|
|
});
|
|
});
|
|
|
|
describe('getDistance', () => {
|
|
test('returns 0 for same point', () => {
|
|
const point = { x: 10, y: 10 };
|
|
expect(getDistance(point, point)).toBe(0);
|
|
});
|
|
|
|
test('returns correct horizontal distance', () => {
|
|
const point1 = { x: 0, y: 0 };
|
|
const point2 = { x: 3, y: 0 };
|
|
expect(getDistance(point1, point2)).toBe(3);
|
|
});
|
|
|
|
test('returns correct vertical distance', () => {
|
|
const point1 = { x: 0, y: 0 };
|
|
const point2 = { x: 0, y: 4 };
|
|
expect(getDistance(point1, point2)).toBe(4);
|
|
});
|
|
|
|
test('returns correct diagonal distance', () => {
|
|
const point1 = { x: 0, y: 0 };
|
|
const point2 = { x: 3, y: 4 };
|
|
expect(getDistance(point1, point2)).toBe(5); // 3-4-5 triangle
|
|
});
|
|
});
|
|
|
|
describe('calculateCenterOfMass', () => {
|
|
test('returns center for single cell', () => {
|
|
const cells = [{ x: 10, y: 20, score: 100 }];
|
|
const center = calculateCenterOfMass(cells);
|
|
expect(center).toEqual({ x: 10, y: 20 });
|
|
});
|
|
|
|
test('returns weighted center for multiple cells', () => {
|
|
const cells = [
|
|
{ x: 0, y: 0, score: 100 },
|
|
{ x: 10, y: 10, score: 300 }
|
|
];
|
|
const center = calculateCenterOfMass(cells);
|
|
expect(center.x).toBeCloseTo(5);
|
|
expect(center.y).toBeCloseTo(5);
|
|
});
|
|
|
|
test('returns {x: 0, y: 0} for empty cells array', () => {
|
|
expect(calculateCenterOfMass([])).toEqual({ x: 0, y: 0 });
|
|
});
|
|
|
|
test('returns {x: 0, y: 0} for cells with zero total score', () => {
|
|
const cells = [
|
|
{ x: 10, y: 20, score: 0 },
|
|
{ x: 30, y: 40, score: 0 }
|
|
];
|
|
expect(calculateCenterOfMass(cells)).toEqual({ x: 0, y: 0 });
|
|
});
|
|
}); |