diff --git a/frontend/src/views/Materials.test.js b/frontend/src/views/Materials.test.js
index 115b86c2..1ac2dc80 100644
--- a/frontend/src/views/Materials.test.js
+++ b/frontend/src/views/Materials.test.js
@@ -398,7 +398,7 @@ describe('停用分类下的物料编辑', () => {
     const state = setupState(wrapper)
     const row = { id: 7, category_id: 12, category: 'A01', material_code: 'MAT-7', name: '原名称' }
 
-    expect(state.getMajorCategoryDisplay(row)).toBe('A 旧大类')
+    expect(state.getMajorCategoryDisplay(row)).toBe('A 旧大类（已停用）')
     expect(state.getMinorCategoryDisplay(row)).toBe('旧小类')
 
     state.showEditModal(row)
@@ -407,11 +407,27 @@ describe('停用分类下的物料编辑', () => {
     expect(state.form.category_id).toBe(12)
     expect(state.majorCategories.map(category => category.id)).toContain(1)
     expect(state.minorCategories.map(category => category.id)).toContain(12)
-    expect(state.categoryLabel(state.minorCategories.find(category => category.id === 12))).toBe('旧小类（已停用）')
+    expect(state.minorCategoryLabel(state.minorCategories.find(category => category.id === 12), 1)).toBe('旧小类')
 
     state.form.name = '新名称'
     await state.handleSave()
     expect(materialsStore.updateMaterial).toHaveBeenCalledWith(7, expect.objectContaining({ category_id: 12, name: '新名称' }))
     wrapper.unmount()
   })
+
+  test('只有小类停用时在小类名称后标注', async () => {
+    materialCategoriesApi.list.mockResolvedValue({ data: [
+      { id: 1, code: 'A', name: '机械结构类', parent_id: null, status: 'active' },
+      { id: 12, code: 'A01', name: '标准件', parent_id: 1, status: 'inactive' }
+    ] })
+    unitsApi.list.mockResolvedValue({ data: [] })
+    const wrapper = mountMaterials()
+    await flushPromises()
+    const state = setupState(wrapper)
+    const row = { category_id: 12, category: 'A01' }
+
+    expect(state.getMajorCategoryDisplay(row)).toBe('A 机械结构类')
+    expect(state.getMinorCategoryDisplay(row)).toBe('标准件（已停用）')
+    wrapper.unmount()
+  })
 })