初始化提交

frontend/src/lib/hooks/useEasterEgg.test.ts

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+import { act, renderHook } from "@testing-library/react";
+import { describe, expect, it, vi } from "vitest";
+
+import { EGG_VERSES, pickEggVerse, useEasterEgg } from "./useEasterEgg";
+
+describe("useEasterEgg", () => {
+  it("连点 5 次触发 onReveal", () => {
+    const onReveal = vi.fn();
+    const { result } = renderHook(() => useEasterEgg({ onReveal }));
+    for (let i = 0; i < 5; i++) act(() => result.current.onClick());
+    expect(onReveal).toHaveBeenCalledTimes(1);
+  });
+
+  it("不足 5 次不触发 onReveal", () => {
+    const onReveal = vi.fn();
+    const { result } = renderHook(() => useEasterEgg({ onReveal }));
+    for (let i = 0; i < 4; i++) act(() => result.current.onClick());
+    expect(onReveal).not.toHaveBeenCalled();
+  });
+
+  it("连点 9 次触发 onAscend（九枢升格）", () => {
+    const onAscend = vi.fn();
+    const { result } = renderHook(() => useEasterEgg({ onAscend }));
+    for (let i = 0; i < 9; i++) act(() => result.current.onClick());
+    expect(onAscend).toHaveBeenCalledTimes(1);
+  });
+
+  it("双层彩蛋：5 次弹谶语、9 次升格，各触发一次", () => {
+    const onReveal = vi.fn();
+    const onAscend = vi.fn();
+    const { result } = renderHook(() => useEasterEgg({ onReveal, onAscend }));
+    for (let i = 0; i < 9; i++) act(() => result.current.onClick());
+    expect(onReveal).toHaveBeenCalledTimes(1);
+    expect(onAscend).toHaveBeenCalledTimes(1);
+  });
+
+  it("升格后归零，可再次触发双层", () => {
+    const onReveal = vi.fn();
+    const onAscend = vi.fn();
+    const { result } = renderHook(() => useEasterEgg({ onReveal, onAscend }));
+    for (let i = 0; i < 9; i++) act(() => result.current.onClick());
+    for (let i = 0; i < 9; i++) act(() => result.current.onClick());
+    expect(onReveal).toHaveBeenCalledTimes(2);
+    expect(onAscend).toHaveBeenCalledTimes(2);
+  });
+
+  it("pickEggVerse 返回谶语池中一条", () => {
+    expect(EGG_VERSES).toContain(pickEggVerse());
+  });
+
+  it("未传回调时达阈值不抛错", () => {
+    const { result } = renderHook(() => useEasterEgg());
+    expect(() => {
+      for (let i = 0; i < 9; i++) act(() => result.current.onClick());
+    }).not.toThrow();
+  });
+});