88 lines
2.9 KiB
JavaScript
88 lines
2.9 KiB
JavaScript
/* eslint-env jest */
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import { join } from 'path'
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import loadConfig from 'next-server/next-config'
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import { PHASE_DEVELOPMENT_SERVER } from 'next-server/constants'
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const pathToConfig = join(__dirname, '_resolvedata', 'without-function')
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const pathToConfigFn = join(__dirname, '_resolvedata', 'with-function')
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describe('config', () => {
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it('Should get the configuration', () => {
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const config = loadConfig(PHASE_DEVELOPMENT_SERVER, pathToConfig)
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expect(config.customConfig).toBe(true)
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})
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it('Should pass the phase correctly', () => {
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const config = loadConfig(PHASE_DEVELOPMENT_SERVER, pathToConfigFn)
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expect(config.phase).toBe(PHASE_DEVELOPMENT_SERVER)
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})
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it('Should pass the defaultConfig correctly', () => {
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const config = loadConfig(PHASE_DEVELOPMENT_SERVER, pathToConfigFn)
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expect(config.defaultConfig).toBeDefined()
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})
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it('Should assign object defaults deeply to user config', () => {
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const config = loadConfig(PHASE_DEVELOPMENT_SERVER, pathToConfigFn)
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expect(config.distDir).toEqual('.next')
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expect(config.onDemandEntries.maxInactiveAge).toBeDefined()
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})
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it('Should pass the customConfig correctly', () => {
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const config = loadConfig(PHASE_DEVELOPMENT_SERVER, null, {
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customConfig: true
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})
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expect(config.customConfig).toBe(true)
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})
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it('Should not pass the customConfig when it is null', () => {
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const config = loadConfig(PHASE_DEVELOPMENT_SERVER, null, null)
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expect(config.webpack).toBe(null)
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})
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it('Should assign object defaults deeply to customConfig', () => {
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const config = loadConfig(PHASE_DEVELOPMENT_SERVER, null, {
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customConfig: true,
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onDemandEntries: { custom: true }
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})
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expect(config.customConfig).toBe(true)
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expect(config.onDemandEntries.maxInactiveAge).toBeDefined()
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})
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it('Should allow setting objects which do not have defaults', () => {
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const config = loadConfig(PHASE_DEVELOPMENT_SERVER, null, {
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bogusSetting: { custom: true }
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})
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expect(config.bogusSetting).toBeDefined()
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expect(config.bogusSetting.custom).toBe(true)
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})
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it('Should override defaults for arrays from user arrays', () => {
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const config = loadConfig(PHASE_DEVELOPMENT_SERVER, null, {
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pageExtensions: ['.bogus']
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})
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expect(config.pageExtensions).toEqual(['.bogus'])
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})
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it('Should throw when an invalid target is provided', () => {
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try {
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loadConfig(
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PHASE_DEVELOPMENT_SERVER,
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join(__dirname, '_resolvedata', 'invalid-target')
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)
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// makes sure we don't just pass if the loadConfig passes while it should fail
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throw new Error('failed')
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} catch (err) {
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expect(err.message).toMatch(/Specified target is invalid/)
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}
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})
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it('Should pass when a valid target is provided', () => {
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const config = loadConfig(
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PHASE_DEVELOPMENT_SERVER,
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join(__dirname, '_resolvedata', 'valid-target')
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)
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expect(config.target).toBe('serverless')
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})
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})
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