import sinon, { SinonMock } from 'sinon';

import ResendActivationState from 'app/services/authFlow/ResendActivationState';
import ActivationState from 'app/services/authFlow/ActivationState';
import RegisterState from 'app/services/authFlow/RegisterState';

import {
  bootstrap,
  expectState,
  expectNavigate,
  expectRun,
  MockedAuthContext,
} from './helpers';

describe('ResendActivationState', () => {
  let state: ResendActivationState;
  let context: MockedAuthContext;
  let mock: SinonMock;

  beforeEach(() => {
    state = new ResendActivationState();

    const data = bootstrap();
    context = data.context;
    mock = data.mock;
  });

  afterEach(() => {
    mock.verify();
  });

  describe('#enter', () => {
    it('should navigate to /resend-activation', () => {
      context.getState.returns({
        user: {
          isActive: false,
        },
      });

      expectNavigate(mock, '/resend-activation');

      state.enter(context);
    });

    it('should navigate to /resend-activation for guests', () => {
      context.getState.returns({
        user: {
          isGuest: true,
          isActive: false,
        },
      });

      expectNavigate(mock, '/resend-activation');

      state.enter(context);
    });
  });

  describe('#resolve', () => {
    it('should call resendActivation with payload', () => {
      const payload = { email: 'foo@bar.com' };

      expectRun(mock, 'resendActivation', sinon.match.same(payload)).returns(
        new Promise(() => {}),
      );

      state.resolve(context, payload);
    });

    it('should transition to complete state on success', () => {
      const promise = Promise.resolve();

      mock.expects('run').returns(promise);
      expectState(mock, ActivationState);

      state.resolve(context, {});

      return promise;
    });

    it('should NOT transition to complete state on fail', () => {
      const promise = Promise.reject();

      mock.expects('run').returns(promise);
      mock.expects('setState').never();

      state.resolve(context, {});

      return promise.catch(mock.verify.bind(mock));
    });
  });

  describe('#reject', () => {
    it('should transition to activate state on reject', () => {
      expectState(mock, ActivationState);

      state.reject(context);
    });
  });

  describe('#goBack', () => {
    it('should transition to activation', () => {
      expectState(mock, ActivationState);

      state.goBack(context);
    });

    it('should transition to register if it was active previousely', () => {
      expectState(mock, RegisterState);

      context.prevState = new RegisterState();
      state.goBack(context);
    });
  });
});