M0-M11 狩夜人笔记初始实现：11里程碑+86测试

2026-08-24 20:35:22 +08:00
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+/** @vitest-environment jsdom */
+import { describe, it, expect, beforeEach } from 'vitest';
+import { useTabs } from '../../apps/desktop/src/renderer/features/tabs/tab-store';
+
+beforeEach(() => { localStorage.clear(); useTabs.setState({ tabs: [], activeId: null }); });
+
+describe('M8 多标签与会话恢复 (FR-T)', () => {
+  it('openTab 新建标签，重复路径激活已有', () => {
+    useTabs.getState().openTab('a.md');
+    useTabs.getState().openTab('b.md');
+    expect(useTabs.getState().tabs.length).toBe(2);
+    const aId = useTabs.getState().tabs[0].id;
+    useTabs.getState().openTab('a.md');
+    expect(useTabs.getState().tabs.length).toBe(2); // 不重复
+    expect(useTabs.getState().activeId).toBe(aId);
+  });
+
+  it('togglePin 固定标签排前', () => {
+    useTabs.getState().openTab('a.md');
+    useTabs.getState().openTab('b.md');
+    useTabs.getState().togglePin(useTabs.getState().tabs[1].id); // 固定 b
+    expect(useTabs.getState().tabs[0].path).toBe('b.md');
+    expect(useTabs.getState().tabs[0].pinned).toBe(true);
+  });
+
+  it('closeTab 切到相邻', () => {
+    useTabs.getState().openTab('a.md');
+    useTabs.getState().openTab('b.md');
+    useTabs.getState().openTab('c.md');
+    const bId = useTabs.getState().tabs[1].id;
+    useTabs.getState().setActive(bId);
+    useTabs.getState().closeTab(bId);
+    expect(useTabs.getState().tabs.length).toBe(2);
+    expect(useTabs.getState().activeId).not.toBe(bId);
+  });
+
+  it('会话恢复：persist 后 restore 恢复标签列表与激活页', () => {
+    useTabs.getState().openTab('x.md');
+    useTabs.getState().openTab('y.md');
+    useTabs.getState().persist();
+    // 模拟重启：清空后 restore
+    useTabs.setState({ tabs: [], activeId: null });
+    useTabs.getState().restore();
+    expect(useTabs.getState().tabs.length).toBe(2);
+    expect(useTabs.getState().tabs.some(t => t.path === 'x.md')).toBe(true);
+  });
+});