cadence-web/client/containers/cluster/mutations.spec.js

Cadence Web UI

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import mutations from './mutations';
import {
  CLUSTER_FETCH_FAILED,
  CLUSTER_FETCH_START,
  CLUSTER_FETCH_SUCCESS,
} from './mutation-types';

jest.mock('moment', () => () =>
  jest.requireActual('moment')('2020-01-01T00:00:00.000Z')
);

describe('cluster mutations', () => {
  describe('CLUSTER_FETCH_FAILED', () => {
    const state = {
      cluster: {
        error: null,
      },
    };

    it('should set state.cluster.error = payload.', () => {
      const payload = 'an error message';

      mutations[CLUSTER_FETCH_FAILED](state, payload);
      expect(state.cluster.error).toEqual('an error message');
    });
  });

  describe('CLUSTER_FETCH_START', () => {
    const state = {
      cluster: {
        error: 'an error message',
      },
    };

    it('should set state.cluster.error = null.', () => {
      mutations[CLUSTER_FETCH_START](state);
      expect(state.cluster.error).toEqual(null);
    });
  });

  describe('CLUSTER_FETCH_SUCCESS', () => {
    const state = {
      cluster: {
        data: null,
        expiryDateTime: null,
      },
    };

    it('should set state.cluster.data = payload and state.cluster.expiryDateTime = Date() + CLUSTER_FETCH_EXPIRY_TTL', () => {
      const payload = {};

      mutations[CLUSTER_FETCH_SUCCESS](state, payload);
      expect(state.cluster).toEqual({
        data: {},
        expiryDateTime: '2020-01-01T01:00:00.000Z',
      });
    });
  });
});