优化

src/shared/components/PageLayouts.test.ts

@@ -37,6 +37,27 @@ describe('admin page layout components', () => {
     expect(wrapper.text()).toContain('表格')
   })
 
+  it('removes registered but empty list regions from flex layout', () => {
+    const wrapper = mount(ListPageLayout, {
+      slots: {
+        toolbar: '<div>筛选</div>',
+        state: '<template v-if="false"><div>错误</div></template>',
+        default: '<div>表格</div>',
+      },
+    })
+    expect(wrapper.find('.list-page-layout__state').exists()).toBe(false)
+    expect(wrapper.text()).toBe('筛选表格')
+  })
+
+  it('keeps plain-text list regions visible', () => {
+    const wrapper = mount(ListPageLayout, {
+      slots: { state: '正在同步', default: '表格内容' },
+    })
+
+    expect(wrapper.get('.list-page-layout__state').text()).toBe('正在同步')
+    expect(wrapper.get('.list-page-layout__content').text()).toBe('表格内容')
+  })
+
   it('supports detail regions and form section descriptions', () => {
     const detail = mount(DetailPageLayout, {
       slots: { header: '<h1>详情</h1>', default: '<p>正文</p>', footer: '<button>保存</button>' },