dropdown-header.spec.js
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import { mount } from '@vue/test-utils'
import { BDropdownHeader } from './dropdown-header'
describe('dropdown > dropdown-header', () => {
it('works', async () => {
const wrapper = mount(BDropdownHeader)
expect(wrapper.element.tagName).toBe('LI')
const header = wrapper.find('header')
expect(header.element.tagName).toBe('HEADER')
expect(header.classes()).toContain('dropdown-header')
expect(header.classes().length).toBe(1)
expect(header.attributes('id')).toBeUndefined()
expect(header.text()).toEqual('')
wrapper.destroy()
})
it('renders custom header element when prop tag set', async () => {
const wrapper = mount(BDropdownHeader, {
context: {
props: { tag: 'h2' }
}
})
expect(wrapper.element.tagName).toBe('LI')
const header = wrapper.find('h2')
expect(header.element.tagName).toBe('H2')
expect(header.classes()).toContain('dropdown-header')
expect(header.classes().length).toBe(1)
expect(header.attributes('id')).toBeUndefined()
expect(header.text()).toEqual('')
wrapper.destroy()
})
it('user supplied id when prop id set', async () => {
const wrapper = mount(BDropdownHeader, {
context: {
props: { id: 'foo' }
}
})
expect(wrapper.element.tagName).toBe('LI')
const header = wrapper.find('header')
expect(header.element.tagName).toBe('HEADER')
expect(header.classes()).toContain('dropdown-header')
expect(header.classes().length).toBe(1)
expect(header.attributes('id')).toBeDefined()
expect(header.attributes('id')).toEqual('foo')
wrapper.destroy()
})
it('renders default slot content', async () => {
const wrapper = mount(BDropdownHeader, {
slots: { default: 'foobar' }
})
expect(wrapper.element.tagName).toBe('LI')
const header = wrapper.find('header')
expect(header.element.tagName).toBe('HEADER')
expect(header.classes()).toContain('dropdown-header')
expect(header.classes().length).toBe(1)
expect(header.text()).toEqual('foobar')
wrapper.destroy()
})
})