gramps-web/test/unit/api.test.js

import {describe, it, expect, beforeEach, afterEach, vi} from 'vitest'
import {
  apiGet,
  apiGetTokens,
  apiRegisterUser,
  apiResetPassword,
  apiGetOIDCConfig,
  updateTaskStatus,
} from '../../src/api.js'

describe('apiGet authentication', () => {
  beforeEach(() => {
    vi.stubGlobal(
      'fetch',
      vi.fn().mockResolvedValue({
        status: 200,
        ok: true,
        json: () => Promise.resolve({}),
        headers: {get: () => null},
      })
    )
  })

  afterEach(() => {
    vi.unstubAllGlobals()
  })

  it('includes Authorization header when auth is provided', async () => {
    const mockAuth = {
      getValidAccessToken: vi.fn().mockResolvedValue('test-token'),
    }

    await apiGet(mockAuth, '/api/tasks/test-123')

    expect(fetch).toHaveBeenCalled()
    const [, options] = fetch.mock.calls[0]
    expect(options.headers).to.have.property(
      'Authorization',
      'Bearer test-token'
    )
  })

  it('returns an error when auth is undefined and backend returns 401', async () => {
    vi.stubGlobal(
      'fetch',
      vi.fn().mockResolvedValue({
        status: 401,
        ok: false,
        statusText: 'Unauthorized',
        json: () => Promise.resolve({error: {message: 'Unauthorized'}}),
        headers: {get: () => null},
      })
    )

    const result = await apiGet(undefined, '/api/tasks/test-123')

    expect(result.error).toBeDefined()
    expect(result.error).to.be.a('string')
  })
})

describe('apiGetTokens error handling', () => {
  afterEach(() => {
    vi.unstubAllGlobals()
  })

  it('returns error.message from JSON body on non-200 response', async () => {
    vi.stubGlobal(
      'fetch',
      vi.fn().mockResolvedValue({
        status: 422,
        statusText: 'UNPROCESSABLE ENTITY',
        json: () =>
          Promise.resolve({
            error: {
              message: 'username: Missing data for required field.',
            },
          }),
      })
    )

    const result = await apiGetTokens('', '')
    expect(result.error).toBe('username: Missing data for required field.')
  })

  it('falls back to statusText when JSON body has no error.message', async () => {
    vi.stubGlobal(
      'fetch',
      vi.fn().mockResolvedValue({
        status: 503,
        statusText: 'Service Unavailable',
        json: () => Promise.resolve({}),
      })
    )

    const result = await apiGetTokens('user', 'pass')
    expect(result.error).toBe('Service Unavailable')
  })

  it('falls back to Error <status> when JSON parse fails', async () => {
    vi.stubGlobal(
      'fetch',
      vi.fn().mockResolvedValue({
        status: 503,
        statusText: '',
        json: () => Promise.reject(new SyntaxError('Unexpected token')),
      })
    )

    const result = await apiGetTokens('user', 'pass')
    expect(result.error).toBe('Error 503')
  })

  it('surfaces JSON parse failure on 200 response as an error', async () => {
    vi.stubGlobal(
      'fetch',
      vi.fn().mockResolvedValue({
        status: 200,
        statusText: 'OK',
        json: () => Promise.reject(new SyntaxError('Unexpected token')),
      })
    )

    const result = await apiGetTokens('user', 'pass')
    expect(result.error).toBeDefined()
    expect(result.error).not.toBe('Access token missing in response')
  })
})

describe('apiResetPassword error handling', () => {
  afterEach(() => {
    vi.unstubAllGlobals()
  })

  it('returns error.message from JSON body on unexpected status', async () => {
    vi.stubGlobal(
      'fetch',
      vi.fn().mockResolvedValue({
        status: 422,
        statusText: 'UNPROCESSABLE ENTITY',
        json: () =>
          Promise.resolve({error: {message: 'username: Missing field.'}}),
      })
    )

    const result = await apiResetPassword('user')
    expect(result.error).toBe('username: Missing field.')
  })

  it('falls back to statusText when response body is not JSON', async () => {
    vi.stubGlobal(
      'fetch',
      vi.fn().mockResolvedValue({
        status: 400,
        statusText: 'Bad Request',
        json: () => Promise.reject(new SyntaxError('Unexpected token')),
      })
    )

    const result = await apiResetPassword('user')
    expect(result.error).toBe('Bad Request')
  })
})

describe('apiRegisterUser error handling', () => {
  afterEach(() => {
    vi.unstubAllGlobals()
  })

  it('returns error.message from JSON body on non-201 response', async () => {
    vi.stubGlobal(
      'fetch',
      vi.fn().mockResolvedValue({
        status: 422,
        statusText: 'UNPROCESSABLE ENTITY',
        json: () =>
          Promise.resolve({error: {message: 'password: Missing field.'}}),
      })
    )

    const result = await apiRegisterUser('user', 'pass', '', '', '')
    expect(result.error).toBe('password: Missing field.')
  })

  it('falls back to statusText when JSON body has no error.message', async () => {
    vi.stubGlobal(
      'fetch',
      vi.fn().mockResolvedValue({
        status: 500,
        statusText: 'Internal Server Error',
        json: () => Promise.resolve({}),
      })
    )

    const result = await apiRegisterUser('user', 'pass', '', '', '')
    expect(result.error).toBe('Internal Server Error')
  })
})

describe('apiGetOIDCConfig error handling', () => {
  afterEach(() => {
    vi.unstubAllGlobals()
  })

  it('returns error.message from JSON body on error response', async () => {
    vi.stubGlobal(
      'fetch',
      vi.fn().mockResolvedValue({
        ok: false,
        status: 500,
        statusText: 'Internal Server Error',
        json: () =>
          Promise.resolve({error: {message: 'OIDC provider misconfigured.'}}),
      })
    )

    const result = await apiGetOIDCConfig()
    expect(result.error).toBe('OIDC provider misconfigured.')
  })

  it('falls back to statusText on error response with non-JSON body', async () => {
    vi.stubGlobal(
      'fetch',
      vi.fn().mockResolvedValue({
        ok: false,
        status: 502,
        statusText: 'Bad Gateway',
        json: () => Promise.reject(new SyntaxError('Unexpected token')),
      })
    )

    const result = await apiGetOIDCConfig()
    expect(result.error).toBe('Bad Gateway')
  })

  it('surfaces JSON parse failure on ok response as an error', async () => {
    vi.stubGlobal(
      'fetch',
      vi.fn().mockResolvedValue({
        ok: true,
        status: 200,
        json: () => Promise.reject(new SyntaxError('Unexpected token')),
      })
    )

    const result = await apiGetOIDCConfig()
    expect(result.error).toBeDefined()
  })
})

describe('updateTaskStatus cleanup behavior', () => {
  afterEach(() => {
    vi.useRealTimers()
    vi.unstubAllGlobals()
  })

  it('stops polling when shouldContinue becomes false', async () => {
    vi.useFakeTimers()
    let keepPolling = true
    vi.stubGlobal(
      'fetch',
      vi.fn().mockResolvedValue({
        status: 200,
        ok: true,
        json: () =>
          Promise.resolve({state: 'PENDING', result_object: {progress: 0.25}}),
        headers: {get: () => null},
      })
    )

    const callback = vi.fn(() => {
      keepPolling = false
    })

    const promise = updateTaskStatus(
      {getValidAccessToken: vi.fn().mockResolvedValue('test-token')},
      'task-1',
      callback,
      1000,
      Infinity,
      () => keepPolling
    )

    await Promise.resolve()
    await vi.runAllTimersAsync()
    await promise

    expect(fetch).toHaveBeenCalledTimes(1)
    expect(callback).toHaveBeenCalledTimes(1)
  })

  it('does not schedule another wait after a terminal task state', async () => {
    vi.useFakeTimers()
    const timeoutSpy = vi.spyOn(globalThis, 'setTimeout')
    vi.stubGlobal(
      'fetch',
      vi.fn().mockResolvedValue({
        status: 200,
        ok: true,
        json: () => Promise.resolve({state: 'SUCCESS'}),
        headers: {get: () => null},
      })
    )

    await updateTaskStatus(
      {getValidAccessToken: vi.fn().mockResolvedValue('test-token')},
      'task-2',
      vi.fn(),
      1000
    )

    expect(fetch).toHaveBeenCalledTimes(1)
    expect(timeoutSpy).not.toHaveBeenCalled()
  })
})