58 lines
1.6 KiB
TypeScript
58 lines
1.6 KiB
TypeScript
import { afterEach, describe, expect, it, vi } from 'vitest'
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import { api } from './api'
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describe('api helper', () => {
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afterEach(() => {
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vi.restoreAllMocks()
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})
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it('returns parsed json when content-type is json', async () => {
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const fetchMock = vi.spyOn(globalThis, 'fetch').mockResolvedValue(
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new Response(JSON.stringify({ ok: true }), {
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status: 200,
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headers: { 'content-type': 'application/json' },
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}),
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)
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const res = await api<{ ok: boolean }>('/api/healthz')
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expect(res.ok).toBe(true)
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expect(fetchMock).toHaveBeenCalledWith('/api/healthz', { credentials: 'include' })
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})
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it('parses json from text payload when response header is not json', async () => {
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vi.spyOn(globalThis, 'fetch').mockResolvedValue(
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new Response('{"value":42}', {
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status: 200,
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headers: { 'content-type': 'text/plain' },
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}),
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)
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const res = await api<{ value: number }>('/api/text-json')
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expect(res.value).toBe(42)
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})
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it('returns raw text when text is not json', async () => {
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vi.spyOn(globalThis, 'fetch').mockResolvedValue(
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new Response('hello', {
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status: 200,
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headers: { 'content-type': 'text/plain' },
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}),
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)
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const res = await api<string>('/api/text')
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expect(res).toBe('hello')
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})
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it('throws server message when response is not ok', async () => {
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vi.spyOn(globalThis, 'fetch').mockResolvedValue(
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new Response('invalid credentials', {
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status: 401,
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headers: { 'content-type': 'text/plain' },
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}),
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)
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await expect(api('/api/login')).rejects.toThrow('invalid credentials')
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})
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})
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