A test for the workspace usage epic

tally-workspace-usage.spec.js

import { rxSandbox } from 'rx-sandbox';
import { tallyWorkspaceUsageEpic } from '../epics/tally-workspace-usage';

describe('tallyWorkspaceUsageEpic', () => {

  it('should accumulate time until the app is quit', () => {
    const { hot, flush, getMessages, e } = rxSandbox.create();
    
    const w = { type: WORKSPACE.SELECTION_CHANGED, payload: 'Hiro' };
    const x = { type: WORKSPACE.SELECTION_CHANGED, payload: 'Fiona' };
    const y = { type: WORKSPACE.SELECTION_CHANGED, payload: 'Da5id' };
    const z = { type: APP.QUIT };
    
    const usageAction = {
      type: WORKSPACE.UPDATE_USAGE,
      payload: { 'Hiro': 60, 'Fiona': 40, 'Da5id': 20 }
    };
    
    const action$ = hot('w-----x---y-z', { w, x, y, z });
    const expected = e( '------------(x|)', { x: usageAction });
    
    const result = getMessages(
      tallyWorkspaceUsageEpic(action$, store)
    );
    
    flush();
    expect(result).to.deep.equal(expected);
  });
});