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/* eslint-env jest */
import { waitFor } from 'next-test-utils'
import path from 'path'
import { nextTestSetup } from 'e2e-utils'
describe('Client navigation with shallow routing', () => {
const { next } = nextTestSetup({
files: path.join(__dirname, 'fixture'),
env: {
TEST_STRICT_NEXT_HEAD: String(true),
},
})
it('should update the url without running getInitialProps', async () => {
const browser = await next.browser('/nav/shallow-routing')
const counter = await browser
.elementByCss('#increase')
.click()
.elementByCss('#increase')
.click()
.elementByCss('#counter')
.text()
expect(counter).toBe('Counter: 2')
const getInitialPropsRunCount = await browser
.elementByCss('#get-initial-props-run-count')
.text()
expect(getInitialPropsRunCount).toBe('getInitialProps run count: 1')
await browser.close()
})
it('should handle the back button and should not run getInitialProps', async () => {
const browser = await next.browser('/nav/shallow-routing')
let counter = await browser
.elementByCss('#increase')
.click()
.elementByCss('#increase')
.click()
.elementByCss('#counter')
.text()
expect(counter).toBe('Counter: 2')
counter = await browser.back().elementByCss('#counter').text()
expect(counter).toBe('Counter: 1')
const getInitialPropsRunCount = await browser
.elementByCss('#get-initial-props-run-count')
.text()
expect(getInitialPropsRunCount).toBe('getInitialProps run count: 1')
await browser.close()
})
it('should run getInitialProps always when rending the page to the screen', async () => {
const browser = await next.browser('/nav/shallow-routing')
const counter = await browser
.elementByCss('#increase')
.click()
.elementByCss('#increase')
.click()
.elementByCss('#home-link')
.click()
.waitForElementByCss('.nav-home')
.back()
.waitForElementByCss('.shallow-routing')
.elementByCss('#counter')
.text()
expect(counter).toBe('Counter: 2')
const getInitialPropsRunCount = await browser
.elementByCss('#get-initial-props-run-count')
.text()
expect(getInitialPropsRunCount).toBe('getInitialProps run count: 2')
await browser.close()
})
it('should keep the scroll position on shallow routing', async () => {
const browser = await next.browser('/nav/shallow-routing')
await browser.eval(() =>
document.querySelector('#increase').scrollIntoView()
)
const scrollPosition = await browser.eval('window.pageYOffset')
expect(scrollPosition).toBeGreaterThan(3000)
await browser.elementByCss('#increase').click()
await waitFor(500)
const newScrollPosition = await browser.eval('window.pageYOffset')
expect(newScrollPosition).toBe(scrollPosition)
await browser.elementByCss('#increase2').click()
await waitFor(500)
const newScrollPosition2 = await browser.eval('window.pageYOffset')
expect(newScrollPosition2).toBe(0)
await browser.eval(() =>
document.querySelector('#invalidShallow').scrollIntoView()
)
const scrollPositionDown = await browser.eval('window.pageYOffset')
expect(scrollPositionDown).toBeGreaterThan(3000)
await browser.elementByCss('#invalidShallow').click()
await waitFor(500)
const newScrollPosition3 = await browser.eval('window.pageYOffset')
expect(newScrollPosition3).toBe(0)
})
})
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