import { test, expect, Page } from '@playwright/test'
test.setTimeout(60 * 1000)
test.describe('code highlighting', () => {
test.beforeEach(async ({ page }) => {
page.goto('http://localhost:3000/examples/code-highlighting')
})
for (const testCase of getTestCases()) {
const { language, content, highlights } = testCase
test(`code highlighting ${language}`, async ({ page }) => {
await setText(page, content, language)
const tokens = await page
.locator('[data-slate-editor] [data-slate-string]')
.all()
for (const [index, token] of tokens.entries()) {
const highlight = highlights[index]
const textContent = await token.textContent()
await expect(textContent).toEqual(highlight[0])
await expect(token).toHaveCSS('color', highlight[1])
}
})
}
})
// it also tests if select and code block button works the right way
async function setText(page: Page, text: string, language: string) {
await page.locator('[data-slate-editor]').selectText()
await page.keyboard.press('Backspace') // clear editor
await page.getByTestId('code-block-button').click() // convert first and the only one paragraph to code block
await page.getByTestId('language-select').selectOption({ value: language }) // select the language option
await page.keyboard.type(text) // type text
}
function getTestCases() {
const testCases: {
language: string
content: string
highlights: [string, string][]
}[] = [
{
language: 'css',
content: `body {
background-color: lightblue;
}`,
highlights: [
['body', 'rgb(102, 153, 0)'],
[' ', 'rgb(0, 0, 0)'],
['{', 'rgb(153, 153, 153)'],
[' ', 'rgb(0, 0, 0)'],
['background-color', 'rgb(153, 0, 85)'],
[':', 'rgb(153, 153, 153)'],
[' lightblue', 'rgb(0, 0, 0)'],
[';', 'rgb(153, 153, 153)'],
['}', 'rgb(153, 153, 153)'],
],
},
{
language: 'html',
content: `
Testing html
`,
highlights: [
['<', 'rgb(153, 0, 85)'],
['body', 'rgb(153, 0, 85)'],
['>', 'rgb(153, 0, 85)'],
[' ', 'rgb(0, 0, 0)'],
['<', 'rgb(153, 0, 85)'],
['h1', 'rgb(153, 0, 85)'],
[' ', 'rgb(153, 0, 85)'],
['class', 'rgb(102, 153, 0)'],
['=', 'rgb(0, 119, 170)'],
['"', 'rgb(0, 119, 170)'],
['title', 'rgb(0, 119, 170)'],
['"', 'rgb(0, 119, 170)'],
['>', 'rgb(153, 0, 85)'],
['Testing html', 'rgb(0, 0, 0)'],
['', 'rgb(153, 0, 85)'],
['', 'rgb(153, 0, 85)'],
],
},
{
language: 'jsx',
content: ` <Icon />} />`,
highlights: [
['<', 'rgb(153, 0, 85)'],
['Title', 'rgb(221, 74, 104)'],
[' ', 'rgb(153, 0, 85)'],
['title', 'rgb(102, 153, 0)'],
['=', 'rgb(0, 119, 170)'],
['"', 'rgb(0, 119, 170)'],
['title', 'rgb(0, 119, 170)'],
['"', 'rgb(0, 119, 170)'],
[' ', 'rgb(153, 0, 85)'],
['renderIcon', 'rgb(102, 153, 0)'],
['=', 'rgb(153, 0, 85)'],
['{', 'rgb(153, 0, 85)'],
['(', 'rgb(153, 0, 85)'],
[')', 'rgb(153, 0, 85)'],
[' ', 'rgb(153, 0, 85)'],
['=>', 'rgb(154, 110, 58)'],
[' ', 'rgb(153, 0, 85)'],
['<', 'rgb(153, 0, 85)'],
['Icon', 'rgb(221, 74, 104)'],
[' ', 'rgb(153, 0, 85)'],
['/>', 'rgb(153, 0, 85)'],
['}', 'rgb(153, 0, 85)'],
[' ', 'rgb(153, 0, 85)'],
['/>', 'rgb(153, 0, 85)'],
],
},
]
return testCases
}