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import { nextTestSetup } from 'e2e-utils'
// NOTE: this test is checking for a bug in prefetching code,
// so we only enable it in production
describe('Link with legacyBehavior - handles buggy userspace ref merging', () => {
const { next } = nextTestSetup({
files: __dirname,
})
it('does not crash when Link unmounts', async () => {
const browser = await next.browser('/')
expect(await browser.elementByCss('h1').text()).toEqual('Home')
expect(await browser.hasElementByCssSelector('#test-link')).toBe(true)
// hide the link, unmounting it
await browser.elementByCss('button').click()
expect(await browser.hasElementByCssSelector('#test-link')).toBe(false)
// shouldn't cause a crash
expect(await browser.elementByCss('h1').text()).toEqual('Home')
expect(await browser.elementByCss('body').text()).not.toContain(
'Application error: a client-side exception has occurred'
)
})
})
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