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match-remote-pattern.test.ts
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match-remote-pattern.test.ts
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/* eslint-env jest */
import {
matchRemotePattern as m,
hasMatch,
} from 'next/dist/shared/lib/match-remote-pattern'
describe('matchRemotePattern', () => {
it('should match literal hostname', () => {
const p = { hostname: 'example.com' } as const
expect(m(p, new URL('https://example.com'))).toBe(true)
expect(m(p, new URL('https://example.com.uk'))).toBe(false)
expect(m(p, new URL('https://example.net'))).toBe(false)
expect(m(p, new URL('https://sub.example.com'))).toBe(false)
expect(m(p, new URL('https://com'))).toBe(false)
expect(m(p, new URL('https://example.com/path'))).toBe(true)
expect(m(p, new URL('https://example.com/path/to'))).toBe(true)
expect(m(p, new URL('https://example.com/path/to/file'))).toBe(true)
expect(m(p, new URL('https://example.com:81/path/to/file'))).toBe(true)
expect(m(p, new URL('https://example.com:81/path/to/file?q=1'))).toBe(true)
expect(m(p, new URL('http://example.com:81/path/to/file'))).toBe(true)
})
it('should match literal protocol and hostname', () => {
const p = { protocol: 'https', hostname: 'example.com' } as const
expect(m(p, new URL('https://example.com'))).toBe(true)
expect(m(p, new URL('https://example.com.uk'))).toBe(false)
expect(m(p, new URL('https://sub.example.com'))).toBe(false)
expect(m(p, new URL('https://com'))).toBe(false)
expect(m(p, new URL('https://example.com/path/to'))).toBe(true)
expect(m(p, new URL('https://example.com/path/to/file'))).toBe(true)
expect(m(p, new URL('https://example.com/path/to/file'))).toBe(true)
expect(m(p, new URL('https://example.com:81/path/to/file'))).toBe(true)
expect(m(p, new URL('https://example.com:81/path/to/file?q=1'))).toBe(true)
expect(m(p, new URL('http://example.com:81/path/to/file'))).toBe(false)
expect(m(p, new URL('ftp://example.com:81/path/to/file'))).toBe(false)
})
it('should match literal protocol, hostname, no port', () => {
const p = { protocol: 'https', hostname: 'example.com', port: '' } as const
expect(m(p, new URL('https://example.com'))).toBe(true)
expect(m(p, new URL('https://example.com.uk'))).toBe(false)
expect(m(p, new URL('https://sub.example.com'))).toBe(false)
expect(m(p, new URL('https://com'))).toBe(false)
expect(m(p, new URL('https://example.com/path/to/file'))).toBe(true)
expect(m(p, new URL('https://example.com/path/to/file?q=1'))).toBe(true)
expect(m(p, new URL('http://example.com/path/to/file'))).toBe(false)
expect(m(p, new URL('ftp://example.com/path/to/file'))).toBe(false)
expect(m(p, new URL('https://example.com:81/path/to/file'))).toBe(false)
expect(m(p, new URL('https://example.com:81/path/to/file?q=1'))).toBe(false)
expect(m(p, new URL('http://example.com:81/path/to/file'))).toBe(false)
})
it('should match literal protocol, hostname, port 42', () => {
const p = {
protocol: 'https',
hostname: 'example.com',
port: '42',
} as const
expect(m(p, new URL('https://example.com:42'))).toBe(true)
expect(m(p, new URL('https://example.com.uk:42'))).toBe(false)
expect(m(p, new URL('https://sub.example.com:42'))).toBe(false)
expect(m(p, new URL('https://com:42'))).toBe(false)
expect(m(p, new URL('https://example.com:42/path/to/file'))).toBe(true)
expect(m(p, new URL('https://example.com:42/path/to/file?q=1'))).toBe(true)
expect(m(p, new URL('http://example.com:42/path/to/file'))).toBe(false)
expect(m(p, new URL('ftp://example.com:42/path/to/file'))).toBe(false)
expect(m(p, new URL('https://example.com'))).toBe(false)
expect(m(p, new URL('https://example.com.uk'))).toBe(false)
expect(m(p, new URL('https://sub.example.com'))).toBe(false)
expect(m(p, new URL('https://com'))).toBe(false)
expect(m(p, new URL('https://example.com/path/to/file'))).toBe(false)
expect(m(p, new URL('https://example.com/path/to/file?q=1'))).toBe(false)
expect(m(p, new URL('http://example.com/path/to/file'))).toBe(false)
expect(m(p, new URL('ftp://example.com/path/to/file'))).toBe(false)
})
it('should match literal protocol, hostname, port, pathname', () => {
const p = {
protocol: 'https',
hostname: 'example.com',
port: '42',
pathname: '/path/to/file',
} as const
expect(m(p, new URL('https://example.com:42'))).toBe(false)
expect(m(p, new URL('https://example.com.uk:42'))).toBe(false)
expect(m(p, new URL('https://sub.example.com:42'))).toBe(false)
expect(m(p, new URL('https://example.com:42/path'))).toBe(false)
expect(m(p, new URL('https://example.com:42/path/to'))).toBe(false)
expect(m(p, new URL('https://example.com:42/file'))).toBe(false)
expect(m(p, new URL('https://example.com:42/path/to/file'))).toBe(true)
expect(m(p, new URL('https://example.com:42/path/to/file?q=1'))).toBe(true)
expect(m(p, new URL('http://example.com:42/path/to/file'))).toBe(false)
expect(m(p, new URL('ftp://example.com:42/path/to/file'))).toBe(false)
expect(m(p, new URL('https://example.com'))).toBe(false)
expect(m(p, new URL('https://example.com.uk'))).toBe(false)
expect(m(p, new URL('https://sub.example.com'))).toBe(false)
expect(m(p, new URL('https://example.com/path'))).toBe(false)
expect(m(p, new URL('https://example.com/path/to'))).toBe(false)
expect(m(p, new URL('https://example.com/path/to/file'))).toBe(false)
expect(m(p, new URL('https://example.com/path/to/file?q=1'))).toBe(false)
expect(m(p, new URL('http://example.com/path/to/file'))).toBe(false)
expect(m(p, new URL('ftp://example.com/path/to/file'))).toBe(false)
})
it('should match hostname pattern with single asterisk', () => {
const p = { hostname: 'avatars.*.example.com' } as const
expect(m(p, new URL('https://com'))).toBe(false)
expect(m(p, new URL('https://example.com'))).toBe(false)
expect(m(p, new URL('https://sub.example.com'))).toBe(false)
expect(m(p, new URL('https://example.com.uk'))).toBe(false)
expect(m(p, new URL('https://sub.example.com.uk'))).toBe(false)
expect(m(p, new URL('https://avatars.example.com'))).toBe(false)
expect(m(p, new URL('https://avatars.sfo1.example.com'))).toBe(true)
expect(m(p, new URL('https://avatars.iad1.example.com'))).toBe(true)
expect(m(p, new URL('https://more.avatars.iad1.example.com'))).toBe(false)
})
it('should match hostname pattern with double asterisk', () => {
const p = { hostname: '**.example.com' } as const
expect(m(p, new URL('https://com'))).toBe(false)
expect(m(p, new URL('https://example.com'))).toBe(false)
expect(m(p, new URL('https://sub.example.com'))).toBe(true)
expect(m(p, new URL('https://deep.sub.example.com'))).toBe(true)
expect(m(p, new URL('https://example.com.uk'))).toBe(false)
expect(m(p, new URL('https://sub.example.com.uk'))).toBe(false)
expect(m(p, new URL('https://avatars.example.com'))).toBe(true)
expect(m(p, new URL('https://avatars.sfo1.example.com'))).toBe(true)
expect(m(p, new URL('https://avatars.iad1.example.com'))).toBe(true)
expect(m(p, new URL('https://more.avatars.iad1.example.com'))).toBe(true)
})
it('should match pathname pattern with single asterisk', () => {
const p = {
hostname: 'example.com',
pathname: '/act123/*/pic.jpg',
} as const
expect(m(p, new URL('https://com'))).toBe(false)
expect(m(p, new URL('https://example.com'))).toBe(false)
expect(m(p, new URL('https://sub.example.com'))).toBe(false)
expect(m(p, new URL('https://example.com.uk'))).toBe(false)
expect(m(p, new URL('https://example.com/act123'))).toBe(false)
expect(m(p, new URL('https://example.com/act123/usr4'))).toBe(false)
expect(m(p, new URL('https://example.com/act123/usr4/pic'))).toBe(false)
expect(m(p, new URL('https://example.com/act123/usr4/picsjpg'))).toBe(false)
expect(m(p, new URL('https://example.com/act123/usr4/pic.jpg'))).toBe(true)
expect(m(p, new URL('https://example.com/act123/usr5/pic.jpg'))).toBe(true)
expect(m(p, new URL('https://example.com/act123/usr6/pic.jpg'))).toBe(true)
expect(m(p, new URL('https://example.com/act123/team/pic.jpg'))).toBe(true)
expect(m(p, new URL('https://example.com/act456/team/pic.jpg'))).toBe(false)
expect(m(p, new URL('https://example.com/team/pic.jpg'))).toBe(false)
})
it('should match pathname pattern with double asterisk', () => {
const p = { hostname: 'example.com', pathname: '/act123/**' } as const
expect(m(p, new URL('https://com'))).toBe(false)
expect(m(p, new URL('https://example.com'))).toBe(false)
expect(m(p, new URL('https://sub.example.com'))).toBe(false)
expect(m(p, new URL('https://example.com.uk'))).toBe(false)
expect(m(p, new URL('https://example.com/act123'))).toBe(false)
expect(m(p, new URL('https://example.com/act123/usr4'))).toBe(true)
expect(m(p, new URL('https://example.com/act123/usr4/pic'))).toBe(true)
expect(m(p, new URL('https://example.com/act123/usr4/picsjpg'))).toBe(true)
expect(m(p, new URL('https://example.com/act123/usr4/pic.jpg'))).toBe(true)
expect(m(p, new URL('https://example.com/act123/usr5/pic.jpg'))).toBe(true)
expect(m(p, new URL('https://example.com/act123/usr6/pic.jpg'))).toBe(true)
expect(m(p, new URL('https://example.com/act123/team/pic.jpg'))).toBe(true)
expect(m(p, new URL('https://example.com/act456/team/pic.jpg'))).toBe(false)
expect(m(p, new URL('https://example.com/team/pic.jpg'))).toBe(false)
})
it('should throw when hostname is missing', () => {
const p = { protocol: 'https' } as const
// @ts-ignore testing invalid input
expect(() => m(p, new URL('https://example.com'))).toThrow(
'Pattern should define hostname but found\n{"protocol":"https"}'
)
})
it('should throw when hostname has double asterisk in the middle', () => {
const p = { hostname: 'example.**.com' } as const
expect(() => m(p, new URL('https://example.com'))).toThrow(
'Pattern can only contain ** at start of hostname but found "example.**.com"'
)
})
it('should throw when pathname has double asterisk in the middle', () => {
const p = { hostname: 'example.com', pathname: '/**/img' } as const
expect(() => m(p, new URL('https://example.com'))).toThrow(
'Pattern can only contain ** at end of pathname but found "/**/img"'
)
})
it('should properly work with hasMatch', () => {
const url = new URL('https://example.com')
expect(hasMatch([], [], url)).toBe(false)
expect(hasMatch(['foo.com'], [], url)).toBe(false)
expect(hasMatch(['example.com'], [], url)).toBe(true)
expect(hasMatch(['**.example.com'], [], url)).toBe(false)
expect(hasMatch(['*.example.com'], [], url)).toBe(false)
expect(hasMatch(['*.example.com'], [], url)).toBe(false)
expect(hasMatch([], [{ hostname: 'foo.com' }], url)).toBe(false)
expect(
hasMatch([], [{ hostname: 'foo.com' }, { hostname: 'example.com' }], url)
).toBe(true)
expect(
hasMatch([], [{ hostname: 'example.com', pathname: '/act123/**' }], url)
).toBe(false)
expect(
hasMatch(
['example.com'],
[{ hostname: 'example.com', pathname: '/act123/**' }],
url
)
).toBe(true)
expect(
hasMatch([], [{ protocol: 'https', hostname: 'example.com' }], url)
).toBe(true)
expect(
hasMatch([], [{ protocol: 'http', hostname: 'example.com' }], url)
).toBe(false)
expect(
hasMatch(
['example.com'],
[{ protocol: 'http', hostname: 'example.com' }],
url
)
).toBe(true)
expect(
hasMatch(
['foo.com'],
[{ protocol: 'http', hostname: 'example.com' }],
url
)
).toBe(false)
})
})