rsnext/jest.config.js
Tobias Koppers 36a7aff6d6
use env var to switch next.js to turbopack mode (#51353)
### What?

this forces all tests to use turbopack independent of the way they invoke next dev

### Why?

some tests were not running turbopack

fixes WEB-1187
2023-06-21 13:52:14 +00:00

57 lines
1.7 KiB
JavaScript

const nextJest = require('next/jest')
const createJestConfig = nextJest()
// Any custom config you want to pass to Jest
/** @type {import('jest').Config} */
const customJestConfig = {
testMatch: ['**/*.test.js', '**/*.test.ts', '**/*.test.tsx'],
setupFilesAfterEnv: ['<rootDir>/jest-setup-after-env.ts'],
verbose: true,
rootDir: 'test',
roots: [
'<rootDir>',
'<rootDir>/../packages/next/src/',
'<rootDir>/../packages/font/src/',
],
modulePathIgnorePatterns: ['/\\.next/'],
modulePaths: ['<rootDir>/lib'],
transformIgnorePatterns: ['/next[/\\\\]dist/', '/\\.next/'],
globals: {
AbortSignal: global.AbortSignal,
},
moduleNameMapper: {
'@next/font/(.*)': '@next/font/$1',
},
}
// Check if the environment variable is set to enable test trace,
// Insert a reporter to generate a junit report to upload.
// This won't count for the retry to avoid duplicated test being reported twice
// - which means our test trace will report test results for the flaky test as failed without retry.
const shouldEnableTestTrace =
process.env.DATADOG_API_KEY &&
process.env.DATADOG_TRACE_NEXTJS_TEST &&
!process.env.IS_RETRY
if (shouldEnableTestTrace) {
if (!customJestConfig.reporters) {
customJestConfig.reporters = ['default']
}
const outputDirectory = process.env.TURBOPACK
? '<rootDir>/turbopack-test-junit-report'
: '<rootDir>/test-junit-report'
customJestConfig.reporters.push([
'jest-junit',
{
outputDirectory,
reportTestSuiteErrors: 'true',
uniqueOutputName: 'true',
outputName: 'nextjs-test-junit',
},
])
}
// createJestConfig is exported in this way to ensure that next/jest can load the Next.js config which is async
module.exports = createJestConfig(customJestConfig)