---
"Internal version":

 - do:
      index:
          index:   test_1
          type:    test
          id:      1
          body:    { foo: bar }

 - match:   { _version: 1}

 - do:
      catch:       conflict
      delete:
          index:   test_1
          type:    test
          id:      1
          version: 2

 - do:
      delete:
          index:   test_1
          type:    test
          id:      1
          version: 1

 - match: { _version: 2 }