ConsumerMBCT

import { Matchers, MessageConsumerPact } from '@pact-foundation/pact'
import type { SetCurrentPagePayload } from 'src/events/types/event-payloads'

import { DFEventTarget, EventTypes } from '../exposed/DynamicForms'
import {
  PACT_DIR,
  PACT_UI_CONSUMER,
  PACT_UI_PROVIDER,
  TEST_INSTANCE_ID,
} from './constants'

const { like } = Matchers

describe('setCurrentPage Message Consumer Pact', () => {
  let messageConsumer: MessageConsumerPact
  let eventTarget: DFEventTarget

  beforeEach(() => {
    eventTarget = new DFEventTarget(TEST_INSTANCE_ID)

    messageConsumer = new MessageConsumerPact({
      consumer: PACT_UI_CONSUMER,
      provider: PACT_UI_PROVIDER,
      dir: PACT_DIR,
    })
  })

  it('handles setCurrentPage event with valid pageId', () => {
    return messageConsumer
      .expectsToReceive('a setCurrentPage event with valid pageId')
      .withContent({
        pageId: like('page1'),
      })
      .verify((message) => {
        return new Promise<void>((resolve) => {
          const event = new CustomEvent(EventTypes.SetCurrentPage, {
            detail: { payload: message.contents },
          })
          eventTarget.dispatchEvent(event)

          const typedMessage =
            message.contents as unknown as SetCurrentPagePayload
          expect(typedMessage.pageId).toBe('page1')
          resolve()
        })
      })
  })

  it('handles setCurrentPage event with null pageId', () => {
    return messageConsumer
      .expectsToReceive('a setCurrentPage event with null pageId')
      .withContent({
        pageId: null,
      })
      .verify((message) => {
        return new Promise<void>((resolve) => {
          const event = new CustomEvent(EventTypes.SetCurrentPage, {
            detail: { payload: message.contents },
          })
          eventTarget.dispatchEvent(event)

          const typedMessage =
            message.contents as unknown as SetCurrentPagePayload
          expect(typedMessage.pageId).toBeNull()
          resolve()
        })
      })
  })

  it('handles setCurrentPage event with empty pageId', () => {
    return messageConsumer
      .expectsToReceive('a setCurrentPage event with empty pageId')
      .withContent({
        pageId: '',
      })
      .verify((message) => {
        return new Promise<void>((resolve) => {
          const event = new CustomEvent(EventTypes.SetCurrentPage, {
            detail: { payload: message.contents },
          })
          eventTarget.dispatchEvent(event)

          const typedMessage =
            message.contents as unknown as SetCurrentPagePayload
          expect(typedMessage.pageId).toBe('')
          resolve()
        })
      })
  })
})