Simple test of mocha's before* and after* hooks with some nesting. No async.

mocha-hooks-sequencing.js

'use strict';
 
/** Drive this via mocha. Simple 101 explorations of the hooks in mocha.
  */
 
var expect = require('chai').expect;
 
/** So, just how complicated do the hooks get?
  * https://medium.com/@kanyang/hooks-in-mocha-87cb43baa91c
  * 
  * Ha, after writing this code, found almost identical stuff on stackoverflow:
  *   http://stackoverflow.com/questions/21418580/what-is-the-difference-between-before-and-beforeeach
  */
describe('moch-explorations.js', function(){
  before(function(){console.log('beforeA')});
  beforeEach(function(){console.log('beforeEachA');});
  it('should be happy to be aliveA.1',function(){
    console.log('itA.1');
    expect(true);
    });
  it('should be happy to be aliveA.2',function(){
    console.log('itA.2');
    expect(true);
    });
  describe('describeB', function(){
    before(function(){console.log('beforeB')});
    beforeEach(function(){console.log('beforeEachB');});
    it('should be happier to be alive',function(){
      console.log('itB');
      expect(true);
      });
    afterEach(function(){console.log('afterEachB');});
    after(function(){console.log('afterB');});
    });
  it('should be happy to be aliveA.3',function(){
    // This will happen before itB
    console.log('itA.3');
    expect(true);
    });
  afterEach(function(){console.log('afterEveryA');});
  after(function(){console.log('afterA');});
  });

I folded this into nodeio, my sandbox for node and io experiments.

https://github.com/JohnTigue/nodeio/blob/master/src/explorations/mocha/before-and-after-basics-no-async.js