Release Healer Man 0.1.6

src/game/combatSpatial.test.ts

@@ -0,0 +1,33 @@
+import { afterEach, describe, expect, it } from "vitest";
+import {
+  combatHasLineOfSight,
+  isPositionInFacingArc,
+  isSourceBehindTarget,
+  projectCombatGroundPoint,
+  registerCombatSpatialProvider,
+  resetCombatSpatialProvider,
+} from "./combatSpatial";
+
+describe("renderer-independent combat spatial queries", () => {
+  afterEach(resetCombatSpatialProvider);
+
+  it("validates facing and behind arcs", () => {
+    const actor = { id: "actor", position: [0, 0, 0] as const, yaw: 0 };
+    expect(isPositionInFacingArc(actor, [0, 0, 5])).toBe(true);
+    expect(isPositionInFacingArc(actor, [0, 0, -5])).toBe(false);
+    expect(isSourceBehindTarget([0, 0, -2], actor)).toBe(true);
+    expect(isSourceBehindTarget([0, 0, 2], actor)).toBe(false);
+  });
+
+  it("delegates line of sight and collision-safe ground projection", () => {
+    registerCombatSpatialProvider({
+      actor: () => null,
+      hasLineOfSight: (_source, target) => target[0] >= 0,
+      projectGroundPoint: (requested) => requested[1] > 5 ? null : [requested[0], 0, requested[2]],
+    });
+    expect(combatHasLineOfSight([0, 0, 0], [2, 0, 0])).toBe(true);
+    expect(combatHasLineOfSight([0, 0, 0], [-2, 0, 0])).toBe(false);
+    expect(projectCombatGroundPoint([2, 3, 4], 10)).toEqual([2, 0, 4]);
+    expect(projectCombatGroundPoint([2, 8, 4], 10)).toBeNull();
+  });
+});