objects_component_test.spec.js

describe('Objects component', () => {
  describe('Methods', () => {
    it('getObjects - should return true and set the data.currentObjects if getObjects retrieves an array of objects', done => {
      const mockedObjects = [
        { id: 1 },
        { id: 2 }
      ]
      
      const wrapper = mount(ObjectsComponent) 
      const getObjectsStub = sinon.stub(wrapper.vm, 'getObjects').returns(mockedObjects)
      
      const result =  wrapper.vm.getObjects()
      
      expect(result).to.be.true
      expect(wrapper.data().currentObjects).to.be.deep.equal(mockedObjects)

      getObjectsStub.restore()
      done()
    })

    it('getObjects - should return false and set the data.hasError to true if getObjects retrieves an empty array', done => {
      const mockedObjects = []
      
      const wrapper = mount(ObjectsComponent) 
      const getObjectsStub = sinon.stub(wrapper.vm, 'getObjects').returns(mockedObjects)
      
      const result =  wrapper.vm.getObjects()
      
      expect(result).to.be.false
      expect(wrapper.data().hasError).to.be.true

      getObjectsStub.restore()
      done()
    })
  })
})