| import { nextTestSetup } from 'e2e-utils' |
| import { check } from 'next-test-utils' |
|
|
| describe('custom-app-hmr', () => { |
| const { next } = nextTestSetup({ |
| files: __dirname, |
| }) |
| it('should not do full reload when simply editing _app.js', async () => { |
| const customAppFilePath = 'pages/_app.js' |
| const browser = await next.browser('/') |
| await browser.eval('window.hmrConstantValue = "should-not-change"') |
|
|
| const customAppContent = await next.readFile(customAppFilePath) |
| const newCustomAppContent = customAppContent.replace( |
| 'hmr text origin', |
| 'hmr text changed' |
| ) |
| await next.patchFile(customAppFilePath, newCustomAppContent) |
|
|
| await check(async () => { |
| const pText = await browser.elementByCss('h1').text() |
| expect(pText).toBe('hmr text changed') |
|
|
| |
| const hmrConstantValue = await browser.eval('window.hmrConstantValue') |
| expect(hmrConstantValue).toBe('should-not-change') |
|
|
| return 'success' |
| }, 'success') |
|
|
| await next.patchFile(customAppFilePath, customAppContent) |
| await check(async () => { |
| const pText = await browser.elementByCss('h1').text() |
| expect(pText).toBe('hmr text origin') |
|
|
| |
| const hmrConstantValue = await browser.eval('window.hmrConstantValue') |
| expect(hmrConstantValue).toBe('should-not-change') |
|
|
| return 'success' |
| }, 'success') |
| }) |
| }) |
|
|
