feat: 项目结构重构优化

tests/setup.ts

@@ -0,0 +1,52 @@
+/**
+ * 测试环境全局配置
+ */
+
+import { vi } from "vitest";
+
+// Mock window.matchMedia
+Object.defineProperty(window, "matchMedia", {
+  writable: true,
+  value: vi.fn().mockImplementation((query) => ({
+    matches: false,
+    media: query,
+    onchange: null,
+    addListener: vi.fn(),
+    removeListener: vi.fn(),
+    addEventListener: vi.fn(),
+    removeEventListener: vi.fn(),
+    dispatchEvent: vi.fn(),
+  })),
+});
+
+// Mock IntersectionObserver
+global.IntersectionObserver = class IntersectionObserver {
+  constructor() {}
+  disconnect() {}
+  observe() {}
+  takeRecords() {
+    return [];
+  }
+  unobserve() {}
+} as any;
+
+// Mock ResizeObserver
+global.ResizeObserver = class ResizeObserver {
+  constructor() {}
+  disconnect() {}
+  observe() {}
+  unobserve() {}
+} as any;
+
+// Mock Element.scrollIntoView
+Element.prototype.scrollIntoView = vi.fn();
+
+// Mock console methods to reduce noise in tests
+global.console = {
+  ...console,
+  log: vi.fn(),
+  debug: vi.fn(),
+  info: vi.fn(),
+  warn: vi.fn(),
+  error: vi.fn(),
+};