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https://github.com/terribleplan/next.js.git
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24f3f143a6
* Add asPath to next/router and getInitialProps context. * Add test cases. * Update docs. * Build as-path pages before they use.
84 lines
2.8 KiB
JavaScript
84 lines
2.8 KiB
JavaScript
/* global describe, test, expect */
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import cheerio from 'cheerio'
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export default function ({ app }, suiteName, render) {
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async function get$ (path, query) {
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const html = await render(path, query)
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return cheerio.load(html)
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}
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describe(suiteName, () => {
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test('renders a stateless component', async () => {
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const html = await render('/stateless')
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expect(html.includes('<meta charset="utf-8" class="next-head"/>')).toBeTruthy()
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expect(html.includes('My component!')).toBeTruthy()
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})
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test('renders a stateful component', async () => {
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const $ = await get$('/stateful')
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const answer = $('#answer')
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expect(answer.text()).toBe('The answer is 42')
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})
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test('header helper renders header information', async () => {
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const html = await (render('/head'))
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expect(html.includes('<meta charset="iso-8859-5" class="next-head"/>')).toBeTruthy()
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expect(html.includes('<meta content="my meta" class="next-head"/>')).toBeTruthy()
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expect(html.includes('I can haz meta tags')).toBeTruthy()
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})
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test('renders styled jsx', async () => {
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const $ = await get$('/styled-jsx')
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const styleId = $('#blue-box').attr('data-jsx')
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const style = $(`#__jsx-style-${styleId}`)
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expect(style.text()).toMatch(/color: blue/)
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})
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test('renders properties populated asynchronously', async () => {
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const html = await render('/async-props')
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expect(html.includes('Diego Milito')).toBeTruthy()
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})
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test('renders a link component', async () => {
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const $ = await get$('/link')
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const link = $('a[href="/about"]')
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expect(link.text()).toBe('About')
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})
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test('getInitialProps resolves to null', async () => {
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const $ = await get$('/empty-get-initial-props')
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const expectedErrorMessage = '"EmptyInitialPropsPage.getInitialProps()" should resolve to an object. But found "null" instead.'
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expect($('pre').text().includes(expectedErrorMessage)).toBeTruthy()
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})
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test('allows to import .json files', async () => {
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const html = await render('/json')
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expect(html.includes('Zeit')).toBeTruthy()
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})
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test('default export is not a React Component', async () => {
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const $ = await get$('/no-default-export')
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const pre = $('pre')
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expect(pre.text()).toMatch(/The default export is not a React Component/)
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})
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test('error', async () => {
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const $ = await get$('/error')
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expect($('pre').text()).toMatch(/This is an expected error/)
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})
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test('asPath', async () => {
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const $ = await get$('/nav/as-path', { aa: 10 })
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expect($('.as-path-content').text()).toBe('/nav/as-path?aa=10')
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})
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test('error 404', async () => {
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const $ = await get$('/non-existent')
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expect($('h1').text()).toBe('404')
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expect($('h2').text()).toBe('This page could not be found.')
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})
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})
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}
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