A nested describe test block with multiple it blocks. Each it block only handles 1 assert.

describeMultipelIts.js

describe('Testing  Mycreated fail cases:', async function () {
  let result = ''
  it('should fail to create an event because eventName is not a string', async function () {
    result = await this.Contract.createEvent(123456, _eventDescription, _eventWebsite, _eventDate, _location, { from: mainAccount })
    assert.equal(result.receipt.status, hex.fail, 'TX status should fail')
  })
  
  it('should have Mycreatd list be empty', async function () {
    let CreatedList = await this.Contract.getMyCreatedEvents.call(4, 1)
    assert.deepEqual(convertBigNumArr(CreatedList), ['0', '0', '0', '0'])
  })
 
  it('should not update getAllEvents', async function () {
    let EventList = await this.Contract.getAllEvents.call(4, 1)
    assert.deepEqual(convertBigNumArr(EventList), ['0', '0', '0', '0'])
  })
})