/
define.test.ts
55 lines (46 loc) · 1.51 KB
/
define.test.ts
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import { afterAll, expect, test } from 'vitest'
declare let __DEFINE__: string
declare let __JSON__: any
declare let __MODE__: string
declare let SOME: {
VARIABLE: string
SOME: {
VARIABLE: string
}
}
// functions to test that they are not statically replaced
const get__DEFINE__ = () => __DEFINE__
const get__JSON__ = () => __JSON__
const get__MODE__ = () => __MODE__
const MODE = process.env.MODE
afterAll(() => {
process.env.MODE = MODE
})
test('process.env.HELLO_PROCESS is defined on "defined" but exists on process.env', () => {
expect('HELLO_PROCESS' in process.env).toBe(true)
expect(process.env.HELLO_PROCESS).toBe('hello process')
})
test('can redeclare standard define', () => {
expect(get__DEFINE__()).toBe('defined')
__DEFINE__ = 'new defined'
expect(get__DEFINE__()).toBe('new defined')
})
test('can redeclare json object', () => {
expect(get__JSON__()).toEqual({ hello: 'world' })
__JSON__ = { hello: 'test' }
const name = '__JSON__'
expect(get__JSON__()).toEqual({ hello: 'test' })
expect((globalThis as any)[name]).toEqual({ hello: 'test' })
})
test('reassigning __MODE__', () => {
const env = process.env.MODE
expect(get__MODE__()).toBe(env)
process.env.MODE = 'development'
expect(get__MODE__()).toBe('development')
})
test('dotted defines are processed by Vite, but cannot be reassigned', () => {
expect(SOME.VARIABLE).toBe('variable')
expect(SOME.SOME.VARIABLE).toBe('nested variable')
SOME.VARIABLE = 'new variable'
expect(SOME.VARIABLE).not.toBe('new variable')
})