         expect(@compiled.scene.correctResponsePattern).to.be.undefined
 
       it 'should compile the collection', ->
+        @compiled.scene.definition.choices.length.should.equal 2
         @compiled.scene.definition.choices[0].should.equal 'Jump out the window'
         @compiled.scene.definition.choices[1].should.equal 'Stay inside and play xBox'
 

      @Extended.my_extension 'new-value'
      @Base.definition('extension').defaultValue.should.equal 'original-value'

  describe 'compilation', ->
    Activity = require '../lib/activity'


        expect(@compiled.scene.emptyMap).to.be.undefined

      it 'should compile the map', ->
        expect(@compiled.scene.definition.extensions['urn:tenant-id']).to.be.undefined
        @compiled.scene.definition.extensions['urn:organisation-id'].should.equal '4321-8765-dcba'
        @compiled.scene.definition.extensions['urn:nothing'].should.equal 'nowhere'
