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Created the test for `where do we go`. (#616)

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MarieMalarme 4 years ago committed by GitHub
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  1. 174
      dom/where-do-we-go_test.js

174
dom/where-do-we-go_test.js

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import { places } from './subjects/where-do-we-go/data.js'
export const tests = []
const random = (min, max) => {
if (!max) {
max = min
min = 0
}
min = Math.ceil(min)
max = Math.floor(max)
return Math.floor(Math.random() * (max - min + 1)) + min
}
const getDegree = coordinates => {
const north = coordinates.includes('N')
const degree = coordinates.split("'")[0].replace('°', '.')
return north ? degree : -degree
}
export const setup = async ({ page }) => {
return {
getDirection: async () =>
await page.$eval('.direction', direction => direction.textContent),
}
}
const sortedPlaces = places.sort(
(a, b) => getDegree(b.coordinates) - getDegree(a.coordinates),
)
const dataNames = sortedPlaces.map(({ name }) =>
name
.split(',')[0]
.toLowerCase()
.split(' ')
.join('-'),
)
tests.push(async ({ page, eq }) => {
const { width, height } = await page.evaluate(() => ({
width: document.documentElement.clientWidth,
height: document.documentElement.clientHeight,
}))
const sections = await page.$$eval('section', sections =>
sections.map(section => {
return [
section.getBoundingClientRect().width,
section.getBoundingClientRect().height,
]
}),
)
console.log(`Must contain ${places.length} places`)
// check that the correct amount of sections has been generated
eq(sections.length, places.length)
// check that all the sections are fullscreen-size
eq([...new Set(...sections)], [width, height])
})
tests.push(async ({ page, eq }) => {
// check that the sections have been generated with the correponding images as background,
// and sorted in the right order (from the Northest to the Southest)
const imageNames = await page.$$eval('section', sections =>
sections.map(section => {
const test = section.style.background.split('.jpg')[0].split('/')
return test[test.length - 1]
}),
)
console.log(`Must be sorted from North to South`)
console.log(`Must have the right images in background`)
eq(imageNames, dataNames)
})
tests.push(async ({ page, eq }) => {
// check that the location indicator is updating according to the image displayed
let step = 1
while (step < 6) {
await page.evaluate(() => {
window.scrollBy(0, window.innerHeight + 200)
})
await page.waitFor(150)
const location = await page.$eval('.location', location => [
...location.textContent.split('\n'),
location.style.color,
])
const currentLocationIndex = await page.evaluate(() =>
Math.round(window.scrollY / window.innerHeight),
)
const currentLocation = sortedPlaces[currentLocationIndex]
const { name, coordinates, color } = currentLocation
const expectedLocation = [name, coordinates, color]
// check that the location indicator and the displayed location contents are matching
console.log(`Scroll #${step}: displaying ${location[0]}`)
eq(location, expectedLocation)
step++
}
})
tests.push(async ({ page, eq, getDirection }) => {
// check that the compass is pointing 'S' when scrolling down
await page.evaluate(() => {
window.scrollBy(0, window.innerHeight)
})
await page.waitFor(100)
const direction = (await getDirection()).includes('S')
? 'S'
: await getDirection()
console.log('Scroll down: pointing', direction)
eq(direction, 'S')
})
tests.push(async ({ page, eq, getDirection }) => {
// check that the compass is pointing 'N' when scrolling up
await page.evaluate(() => {
window.scrollBy(0, -100)
})
await page.waitFor(100)
const direction = (await getDirection()).includes('N')
? 'N'
: await getDirection()
console.log('Scroll up: pointing', direction)
eq(direction, 'N')
})
tests.push(async ({ page, eq }) => {
// check that the location target attribute is set to '_blank' to open a new tab
const locationTarget = await page.$eval('.location', ({ target }) => target)
console.log(
`Location <a> tag target attribute ${
locationTarget === '_blank' ? '' : 'not '
}set to open a new tab`,
)
eq(locationTarget, '_blank')
})
tests.push(async ({ page, eq }) => {
// check that the location href is valid
const location = await page.$eval('.location', ({ href, textContent }) => ({
href,
textContent,
}))
const isValidUrl = location.href.includes('google.com/maps')
const coords = location.textContent.split('\n')[1]
const convertedUrl = location.href
.split('%C2%B0')
.join('°')
.split('%22')
.join('"')
.split('%20')
.join(' ')
const isValidCoordinates = convertedUrl.includes(coords)
console.log('URL', location.href, isValidUrl ? 'valid' : 'invalid')
eq(isValidUrl, true)
console.log(
`Matching coordinates ${coords} ${
isValidCoordinates ? '' : 'not '
}found in URL`,
)
eq(isValidCoordinates, true)
})
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