     it 'merges configs where both the level thang and thang type have one, giving priority to the level thang', ->
       cComp = _.find tharinThangComponents, {original:'c'}
       expect(_.isEqual(cComp.config, {i: 1, ii: 2, nest: {iii: 3, iv: 4}})).toBeTruthy()
-      
+
     it 'adds components from the thang type that do not exist in the level thang', ->
       dComp = _.find tharinThangComponents, {original:'d'}
-      expect(_.isEqual(dComp.config, {i: 1})).toBeTruthy()+      expect(dComp).toBeTruthy()
+      expect(_.isEqual(dComp?.config, {i: 1})).toBeTruthy()

          ]
        }
      ]
    })

    thangType = new ThangType({

        {"original": "d", "majorVersion": 0, "config": {i: 1}}
      ]
    })

    supermodel = new SuperModel()
    supermodel.registerModel(thangType)

    result = level.denormalize(supermodel)
    tharinThangComponents = result.thangs[0].components

    it 'adds default configs to thangs without any config', ->
      aComp = _.find tharinThangComponents, {original:'a'}
      expect(_.isEqual(aComp.config, {i:1})).toBeTruthy()

    it 'leaves alone configs for components the level thang has but the thang type does not', ->
      bComp = _.find tharinThangComponents, {original:'b'}
      expect(_.isEqual(bComp.config, {i:2})).toBeTruthy()
