import { nextBuild } from 'next-test-utils' import path from 'path' describe('Exported runtimes value validation', () => { test('fails to build on malformed input', async () => { const result = await nextBuild( path.resolve(__dirname, './invalid-runtime/app'), undefined, { stdout: true, stderr: true } ) expect(result).toMatchObject({ code: 1, stderr: expect.stringContaining( `Invalid enum value. Expected 'edge' | 'experimental-edge' | 'nodejs', received 'something-odd'` ), }) }) test('fails the build on invalid middleware matcher', async () => { const result = await nextBuild( path.resolve(__dirname, './invalid-middleware'), undefined, { stdout: true, stderr: true } ) // The build should fail to prevent unexpected behavior expect(result.code).toBe(1) // TODO: Turbopack matches the error message but omits the routing & error information if (process.env.IS_TURBOPACK_TEST) { expect(result.stderr).toEqual( expect.stringContaining( "Next.js can't recognize the exported `config` field in route" ) ) } else { expect(result.stderr).toEqual( expect.stringContaining( 'Next.js can\'t recognize the exported `config` field in route "/middleware"' ) ) expect(result.stderr).toEqual( expect.stringContaining( 'Unknown identifier "dynamicPath" at "config.matcher[1]"' ) ) } }) test('fails the build on unrecognized runtimes value', async () => { const result = await nextBuild( path.resolve(__dirname, './unsupported-syntax/app'), undefined, { stdout: true, stderr: true } ) // The build should fail to prevent unexpected behavior expect(result.code).toBe(1) // Template Literal with Expressions if (process.env.IS_TURBOPACK_TEST) { expect(result.stderr).toEqual( expect.stringContaining( "Next.js can't recognize the exported `config` field in route" ) ) // TODO: Turbopack has this information in issue.detail but it's not logged to the user. // expect(result.stderr).toEqual( // expect.stringContaining( // 'Unsupported template literal with expressions at "config.runtime".' // ) // ) } else { expect(result.stderr).toEqual( expect.stringContaining( 'Next.js can\'t recognize the exported `config` field in route "/template-literal-with-expressions"' ) ) expect(result.stderr).toEqual( expect.stringContaining( 'Unsupported template literal with expressions at "config.runtime".' ) ) } // Binary Expression if (process.env.IS_TURBOPACK_TEST) { expect(result.stderr).toEqual( expect.stringContaining( "Next.js can't recognize the exported `config` field in route" ) ) // TODO: Turbopack has this information in issue.detail but it's not logged to the user. // expect(result.stderr).toEqual( // expect.stringContaining( // 'Unsupported node type "BinaryExpression" at "config.runtime"' // ) // ) } else { expect(result.stderr).toEqual( expect.stringContaining( 'Next.js can\'t recognize the exported `config` field in route "/binary-expression"' ) ) expect(result.stderr).toEqual( expect.stringContaining( 'Unsupported node type "BinaryExpression" at "config.runtime"' ) ) } // Spread Operator within Object Expression if (process.env.IS_TURBOPACK_TEST) { expect(result.stderr).toEqual( expect.stringContaining( "Next.js can't recognize the exported `config` field in route" ) ) // TODO: Turbopack has this information in issue.detail but it's not logged to the user. // expect(result.stderr).toEqual( // expect.stringContaining( // 'Unsupported spread operator in the Object Expression at "config.runtime"' // ) // ) } else { expect(result.stderr).toEqual( expect.stringContaining( 'Next.js can\'t recognize the exported `config` field in route "/object-spread-operator"' ) ) expect(result.stderr).toEqual( expect.stringContaining( 'Unsupported spread operator in the Object Expression at "config.runtime"' ) ) } // Spread Operator within Array Expression if (process.env.IS_TURBOPACK_TEST) { expect(result.stderr).toEqual( expect.stringContaining( "Next.js can't recognize the exported `config` field in route" ) ) // ensure only 1 occurrence of the log expect(result.stderr.match(/\/array-spread-operator/g)?.length).toBe(1) // TODO: Turbopack has this information in issue.detail but it's not logged to the user. // expect(result.stderr).toEqual( // expect.stringContaining( // 'Unsupported spread operator in the Array Expression at "config.runtime"' // ) // ) } else { expect(result.stderr).toEqual( expect.stringContaining( 'Next.js can\'t recognize the exported `config` field in route "/array-spread-operator"' ) ) // ensure only 1 occurrence of the log expect( result.stderr.match(/field in route "\/array-spread-operator"/g)?.length ).toBe(1) expect(result.stderr).toEqual( expect.stringContaining( 'Unsupported spread operator in the Array Expression at "config.runtime"' ) ) } // Unknown Identifier if (process.env.IS_TURBOPACK_TEST) { expect(result.stderr).toEqual( expect.stringContaining( "Next.js can't recognize the exported `config` field in route" ) ) // TODO: Turbopack has this information in issue.detail but it's not logged to the user. // expect(result.stderr).toEqual( // expect.stringContaining( // 'Unknown identifier "runtime" at "config.runtime".' // ) // ) } else { expect(result.stderr).toEqual( expect.stringContaining( 'Next.js can\'t recognize the exported `config` field in route "/invalid-identifier"' ) ) expect(result.stderr).toEqual( expect.stringContaining( 'Unknown identifier "runtime" at "config.runtime".' ) ) } // Unknown Expression Type if (process.env.IS_TURBOPACK_TEST) { expect(result.stderr).toEqual( expect.stringContaining( "Next.js can't recognize the exported `config` field in route" ) ) // TODO: Turbopack has this information in issue.detail but it's not logged to the user. // expect(result.stderr).toEqual( // expect.stringContaining( // 'Unsupported node type "CallExpression" at "config.runtime"' // ) // ) } else { expect(result.stderr).toEqual( expect.stringContaining( 'Next.js can\'t recognize the exported `config` field in route "/unsupported-value-type"' ) ) expect(result.stderr).toEqual( expect.stringContaining( 'Unsupported node type "CallExpression" at "config.runtime"' ) ) } // Unknown Object Key if (process.env.IS_TURBOPACK_TEST) { expect(result.stderr).toEqual( expect.stringContaining( "Next.js can't recognize the exported `config` field in route" ) ) // TODO: Turbopack has this information in issue.detail but it's not logged to the user. // expect(result.stderr).toEqual( // expect.stringContaining( // 'Unsupported key type "Computed" in the Object Expression at "config.runtime"' // ) // ) } else { expect(result.stderr).toEqual( expect.stringContaining( 'Next.js can\'t recognize the exported `config` field in route "/unsupported-object-key"' ) ) expect(result.stderr).toEqual( expect.stringContaining( 'Unsupported key type "Computed" in the Object Expression at "config.runtime"' ) ) } }) })