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import { parseHostHeader } from './action-handler'
describe('parseHostHeader', () => {
it('should return correct host', () => {
expect(parseHostHeader({})).toBe(undefined)
expect(
parseHostHeader({
host: 'www.foo.com',
})
).toEqual({ type: 'host', value: 'www.foo.com' })
expect(
parseHostHeader({
host: undefined,
'x-forwarded-host': 'www.foo.com',
})
).toEqual({ type: 'x-forwarded-host', value: 'www.foo.com' })
expect(
parseHostHeader({
host: 'www.foo.com',
'x-forwarded-host': undefined,
})
).toEqual({ type: 'host', value: 'www.foo.com' })
})
it('should return x-forwarded-host over host header', () => {
expect(
parseHostHeader({
host: 'www.foo.com',
'x-forwarded-host': 'www.bar.com',
})
).toEqual({ type: 'x-forwarded-host', value: 'www.bar.com' })
})
it('should return correct x-forwarded-host when provided in array', () => {
expect(
parseHostHeader({
host: 'www.foo.com',
'x-forwarded-host': ['www.bar.com', 'www.baz.com'],
})
).toEqual({ type: 'x-forwarded-host', value: 'www.bar.com' })
expect(
parseHostHeader({
host: 'www.foo.com',
'x-forwarded-host': [],
})
).toEqual({ type: 'host', value: 'www.foo.com' })
expect(
parseHostHeader({
host: 'www.foo.com',
'x-forwarded-host': 'www.bar.com, www.baz.com',
})
).toEqual({ type: 'x-forwarded-host', value: 'www.bar.com' })
})
it('should return whichever matches provided origin', () => {
expect(
parseHostHeader(
{
host: 'www.foo.com',
'x-forwarded-host': ['www.bar.com', 'www.baz.com'],
},
'www.foo.com'
)
).toEqual({ type: 'host', value: 'www.foo.com' })
expect(
parseHostHeader(
{
host: 'www.foo.com',
'x-forwarded-host': ['www.bar.com'],
},
'www.bar.com'
)
).toEqual({ type: 'x-forwarded-host', value: 'www.bar.com' })
expect(
parseHostHeader(
{
host: 'www.foo.com',
'x-forwarded-host': 'www.bar.com, www.baz.com',
},
'www.bar.com'
)
).toEqual({ type: 'x-forwarded-host', value: 'www.bar.com' })
})
})
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