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Refactor: Update geometry tests for junction mesh generation validation

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This commit is contained in:
Victor Giers
2026-05-13 18:38:17 +02:00
parent e3b055a4f5
commit 61d3a6ca74
1 changed files with 44 additions and 21 deletions
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65
tests/geometry/spline-corridor-junction-mesh.test.ts
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@@ -130,7 +130,7 @@ describe("spline corridor junction mesh generation", () => {
);
});
it("builds a mitered junction perimeter edge from authored junction edge settings", () => {
it("builds junction perimeter edges with exact road-mouth seam rows", () => {
const pathA = createScenePath({
id: "path-junction-edge-a",
road: {
@@ -215,28 +215,51 @@ describe("spline corridor junction mesh generation", () => {
expect(roadMouthSegmentCount).toBe(4);
expect(meshData?.footprintPointCount).toBe(8);
expect(meshData?.profileVertexCount).toBe(4);
expect(meshData?.positions).toHaveLength((8 + 1) * 4 * 3);
expect(meshData?.indices).toHaveLength(4 * 3 * 6 + 4 * 2 * 2 * 3);
expect(meshData?.positions).toHaveLength(16 * 4 * 3);
expect(meshData?.indices).toHaveLength(4 * 3 * 3 * 6);
const firstProfile = Array.from(meshData!.positions.slice(0, 12));
const firstProfileWidth = Math.hypot(
firstProfile[6]! - firstProfile[3]!,
firstProfile[8]! - firstProfile[5]!
);
const profileRows = Array.from(
{ length: meshData!.positions.length / 12 },
(_, index) => Array.from(meshData!.positions.slice(index * 12, index * 12 + 12))
);
expect(firstProfile).toEqual([
3,
expect.closeTo(0.1, 5),
-1,
3,
expect.closeTo(0.3, 5),
-1,
firstProfile[6],
expect.closeTo(0.3, 5),
firstProfile[8],
firstProfile[9],
expect.closeTo(0.1, 5),
firstProfile[11]
]);
expect(firstProfile[6]).not.toBeCloseTo(3);
expect(firstProfile[8]).not.toBeCloseTo(-1);
expect(firstProfile[9]).not.toBeCloseTo(3);
expect(firstProfile[11]).not.toBeCloseTo(-1);
expect(firstProfileWidth).toBeCloseTo(0.4, 5);
expect(profileRows).toEqual(
expect.arrayContaining([
[
3,
expect.closeTo(0.1, 5),
-1,
3,
expect.closeTo(0.3, 5),
-1,
3,
expect.closeTo(0.3, 5),
expect.closeTo(-1.4, 5),
3,
expect.closeTo(0.1, 5),
expect.closeTo(-1.4, 5)
],
[
4,
expect.closeTo(0.1, 5),
-2,
4,
expect.closeTo(0.3, 5),
-2,
expect.closeTo(3.6, 5),
expect.closeTo(0.3, 5),
-2,
expect.closeTo(3.6, 5),
expect.closeTo(0.1, 5),
-2
]
])
);
});
it("samples full terrain influence inside the connection footprint and falloff outside it", () => {