/**
 * @jest-environment jsdom
 */

import YieldXyz from './yieldxyz'
import Mpc from '../../mpc'
import portalMock from '../../__mocks/portal/portal'
import { mockHost } from '../../__mocks/constants'

describe('YieldXyz getValidators', () => {
  let mpc: Mpc
  let yieldXyz: YieldXyz

  beforeEach(() => {
    jest.clearAllMocks()
    portalMock.host = mockHost
    mpc = new Mpc({ portal: portalMock })
    yieldXyz = new YieldXyz({ mpc })
  })

  it('returns validators from data.validators', async () => {
    const v = [{ address: '0x1', name: 'v1' }]
    jest.spyOn(mpc, 'getYieldXyzValidators').mockResolvedValue({
      data: { validators: v },
    })
    await expect(yieldXyz.getValidators('y1')).resolves.toEqual(v)
  })

  it('falls back to data.rawResponse.validators', async () => {
    const v = [{ address: '0x2' }]
    jest.spyOn(mpc, 'getYieldXyzValidators').mockResolvedValue({
      data: { rawResponse: { validators: v } },
    })
    await expect(yieldXyz.getValidators('y1')).resolves.toEqual(v)
  })

  it('falls back to data.rawResponse.items', async () => {
    const v = [{ address: '0x3' }]
    jest.spyOn(mpc, 'getYieldXyzValidators').mockResolvedValue({
      data: { rawResponse: { items: v, total: 1 } },
    })
    await expect(yieldXyz.getValidators('y1')).resolves.toEqual(v)
  })

  it('returns empty array when validators is empty (valid)', async () => {
    jest.spyOn(mpc, 'getYieldXyzValidators').mockResolvedValue({
      data: { validators: [] },
    })
    await expect(yieldXyz.getValidators('y1')).resolves.toEqual([])
  })

  it('throws on res.error', async () => {
    jest.spyOn(mpc, 'getYieldXyzValidators').mockResolvedValue({
      error: 'not found',
      data: { validators: [{ address: 'x' }] },
    })
    await expect(yieldXyz.getValidators('y1')).rejects.toThrow(
      '[YieldXyz] getValidators failed: not found',
    )
  })

  it('throws when no validators array in response', async () => {
    jest.spyOn(mpc, 'getYieldXyzValidators').mockResolvedValue({
      data: { rawResponse: {} },
    })
    await expect(yieldXyz.getValidators('y1')).rejects.toThrow(
      'No validators in response',
    )
  })
})