41 lines
1.0 KiB
TypeScript
41 lines
1.0 KiB
TypeScript
import { describe, expect, it } from "vitest";
|
|
|
|
import { createBoxBrush } from "../../src/document/brushes";
|
|
import { getBoxBrushBounds, getBoxBrushCornerPositions } from "../../src/geometry/box-brush";
|
|
|
|
describe("box brush geometry", () => {
|
|
it("builds finite bounds and eight corner positions from canonical box data", () => {
|
|
const brush = createBoxBrush({
|
|
center: {
|
|
x: 2,
|
|
y: 4,
|
|
z: -3
|
|
},
|
|
size: {
|
|
x: 6,
|
|
y: 2,
|
|
z: 4
|
|
}
|
|
});
|
|
|
|
expect(getBoxBrushBounds(brush)).toEqual({
|
|
min: {
|
|
x: -1,
|
|
y: 3,
|
|
z: -5
|
|
},
|
|
max: {
|
|
x: 5,
|
|
y: 5,
|
|
z: -1
|
|
}
|
|
});
|
|
|
|
const corners = getBoxBrushCornerPositions(brush);
|
|
|
|
expect(corners).toHaveLength(8);
|
|
expect(new Set(corners.map((corner) => `${corner.x}:${corner.y}:${corner.z}`)).size).toBe(8);
|
|
expect(corners.every((corner) => Number.isFinite(corner.x) && Number.isFinite(corner.y) && Number.isFinite(corner.z))).toBe(true);
|
|
});
|
|
});
|