Release v0.1.6 2026-07-12

src/components/boss/bossDeathVisuals.test.ts

@@ -0,0 +1,21 @@
+import { describe, expect, it } from "vitest";
+import {
+  BOSS_INDICATOR_DEATH_FADE_MS,
+  advanceBossIndicatorOpacity,
+  bossCanTrackTarget,
+} from "./bossDeathVisuals";
+
+describe("boss death visuals", () => {
+  it("stops target tracking as soon as boss health reaches zero", () => {
+    expect(bossCanTrackTarget(1)).toBe(true);
+    expect(bossCanTrackTarget(0)).toBe(false);
+    expect(bossCanTrackTarget(-1)).toBe(false);
+  });
+
+  it("fades mechanic indicators to zero over the death transition", () => {
+    const halfway = advanceBossIndicatorOpacity(1, true, BOSS_INDICATOR_DEATH_FADE_MS / 2_000);
+    expect(halfway).toBeCloseTo(0.5);
+    expect(advanceBossIndicatorOpacity(halfway, true, BOSS_INDICATOR_DEATH_FADE_MS / 2_000)).toBe(0);
+    expect(advanceBossIndicatorOpacity(0.4, false, 1 / 60)).toBe(1);
+  });
+});