wrong assertion is used in the attachTo example (#1933)

vuejs · Nov 29, 2021 · f812920 · f812920
1 parent 2563b48
commit f812920
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/docs/api/options.md b/docs/api/options.md
@@ -317,13 +317,13 @@ const Component = {
 let wrapper = mount(Component, {
   attachTo: '#root'
 })
-expect(wrapper.vm.$el.parentNode).to.not.be.null
+expect(wrapper.vm.$el.parentNode).not.toBeNull()
 wrapper.destroy()
 
 wrapper = mount(Component, {
   attachTo: document.getElementById('root')
 })
-expect(wrapper.vm.$el.parentNode).to.not.be.null
+expect(wrapper.vm.$el.parentNode).not.toBeNull()
 wrapper.destroy()
 ```