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export const tests = []
tests.push(async ({ eq, page }) => {
// check the initial class name of the eye left
const eyeLeft = await page.$eval('#eye-left', (node) => node.className)
eq(eyeLeft, 'eye')
// check that the text of the button says 'close'
const buttonText = await page.$eval('button', (node) => node.textContent)
eq(buttonText, 'Click to close the left eye')
})
tests.push(async ({ eq, page }) => {
// click the button to close the left eye
const button = await page.$('button')
button.click()
// check that the class has been added
await page.waitForSelector('#eye-left.eye.eye-closed', { timeout: 150 })
// check the background color has changed
await eq.$('#eye-left.eye.eye-closed', {
style: { backgroundColor: 'black' },
})
// check that the text of the button changed to 'open'
await eq.$('button', { textContent: 'Click to open the left eye' })
})
tests.push(async ({ eq, page }) => {
// click the button a second time to open the left eye
const button = await page.$('button')
button.click()
// check that the class has been removed
await page.waitForSelector('#eye-left.eye:not(.eye-closed)', { timeout: 150 })
// check the background color has changed
await eq.$('#eye-left.eye:not(.eye-closed)', {
style: { backgroundColor: 'red' },
})
// check that the text of the button changed to 'close'
await eq.$('button', { textContent: 'Click to close the left eye' })
})