test(table): add table component test (#1189)

src/table/tests/Table.spec.ts

@@ -1,8 +1,38 @@
 import { mount } from '@vue/test-utils'
-import { NTable } from '../index'
+import { NTable, NTbody, NThead, NTd, NTh, NTr } from '../index'
 
 describe('n-table', () => {
   it('should work with import on demand', () => {
     mount(NTable)
   })
 })
+
+describe('n-table-body', () => {
+  it('should work with import on demand', () => {
+    mount(NTbody)
+  })
+})
+
+describe('n-table-head', () => {
+  it('should work with import on demand', () => {
+    mount(NThead)
+  })
+})
+
+describe('n-table-td', () => {
+  it('should work with import on demand', () => {
+    mount(NTd)
+  })
+})
+
+describe('n-table-th', () => {
+  it('should work with import on demand', () => {
+    mount(NTh)
+  })
+})
+
+describe('n-table-tr', () => {
+  it('should work with import on demand', () => {
+    mount(NTr)
+  })
+})