public HaymanVertex(VertexId id, RevisionId revisionId)
 {
     _id = id;
     _revisionId = revisionId;
     _outEdges = new Dictionary<EdgeId, IGenericEdge<VertexId, RevisionId, HaymanVertexData, EdgeId, RevisionId, HaymanEdgeData, HyperEdgeId, RevisionId, HaymanEdgeData>>();
     _inEdges = new Dictionary<EdgeId, IGenericEdge<VertexId, RevisionId, HaymanVertexData, EdgeId, RevisionId, HaymanEdgeData, HyperEdgeId, RevisionId, HaymanEdgeData>>();
 }

 public void VertexIdEmptyConstructorTest()
 {
     var _VertexId1 = new VertexId();
     var _VertexId2 = new VertexId();
     Assert.IsTrue(_VertexId1.Length > 0);
     Assert.IsTrue(_VertexId2.Length > 0);
     Assert.AreNotEqual(_VertexId1, _VertexId2);
 }

 public void op_Inequality_Null_Test2()
 {
     VertexId _VertexId1 = null;
     var      _VertexId2 = new VertexId();
     Assert.IsTrue(_VertexId1 != _VertexId2);
 }

 /// <summary>
 /// Return the vertex referenced by the given vertex identifier.
 /// If no vertex is referenced by that identifier, then return null.
 /// </summary>
 /// <param name="vertexId">The identifier of the vertex.</param>
 /// <returns>
 /// The vertex referenced by the provided identifier or null when no such edge exists.
 /// </returns>
 public IHaymanVertex GetVertex(VertexId vertexId)
 {
     IHaymanVertex vertex;
     _vertices.TryGetValue(vertexId, out vertex);
     return vertex;
 }

 IHaymanVertex IModelGraphAdapter.GetVertex(VertexId id)
 {
     return _graph.GetVertex(id);
 }

 public void op_BiggerOrEqual_Bigger2_Test()
 {
     var _VertexId1 = new VertexId(23);
     var _VertexId2 = new VertexId(5);
     Assert.IsTrue(_VertexId1 >= _VertexId2);
 }

 public void VertexIdUInt32ConstructorTest()
 {
     var _VertexId = new VertexId(23U);
     Assert.AreEqual("23", _VertexId.ToString());
     Assert.AreEqual(2,    _VertexId.Length);
 }

 public void op_BiggerOrEqual_Null_Test2()
 {
     VertexId _VertexId1 = null;
     var      _VertexId2 = new VertexId();
     Assert.IsTrue(_VertexId1 >= _VertexId2);
 }

 public void op_Bigger_Smaller2_Test()
 {
     var _VertexId1 = new VertexId(5);
     var _VertexId2 = new VertexId(23);
     Assert.IsFalse(_VertexId1 > _VertexId2);
 }

 public void op_Smaller_Smaller2_Test()
 {
     var _VertexId1 = new VertexId(5);
     var _VertexId2 = new VertexId(23);
     Assert.IsTrue(_VertexId1 < _VertexId2);
 }

 public void op_Smaller_Equals_Test()
 {
     var _VertexId1 = new VertexId(1);
     var _VertexId2 = new VertexId(1);
     Assert.IsFalse(_VertexId1 < _VertexId2);
 }

 public void op_Smaller_Null_Test2()
 {
     VertexId _VertexId1 = null;
     var      _VertexId2 = new VertexId();
     Assert.IsTrue(_VertexId1 < _VertexId2);
 }

 public void op_Inequality_NotEquals2_Test()
 {
     var _VertexId1 = new VertexId(5);
     var _VertexId2 = new VertexId(23);
     Assert.IsTrue(_VertexId1 != _VertexId2);
 }

 public void op_Inequality_Equals_Test()
 {
     var _VertexId1 = new VertexId(1);
     var _VertexId2 = new VertexId(1);
     Assert.IsFalse(_VertexId1 != _VertexId2);
 }

 public void op_Inequality_SameReference_Test()
 {
     var _VertexId1 = new VertexId();
     #pragma warning disable
     Assert.IsFalse(_VertexId1 != _VertexId1);
     #pragma warning restore
 }

 public void op_Bigger_Equals_Test()
 {
     var _VertexId1 = new VertexId(1);
     var _VertexId2 = new VertexId(1);
     Assert.IsFalse(_VertexId1 > _VertexId2);
 }

 public void VertexIdInt32ConstructorTest()
 {
     var _VertexId = new VertexId(5);
     Assert.AreEqual("5", _VertexId.ToString());
     Assert.AreEqual(1,   _VertexId.Length);
 }

 public void op_SmallerOrEqual_Null_Test1()
 {
     var      _VertexId1 = new VertexId();
     VertexId _VertexId2 = null;
     Assert.IsTrue(_VertexId1 <= _VertexId2);
 }

 public void op_Bigger_Bigger1_Test()
 {
     var _VertexId1 = new VertexId(2);
     var _VertexId2 = new VertexId(1);
     Assert.IsTrue(_VertexId1 > _VertexId2);
 }

 public void op_SmallerOrEqual_Equals_Test()
 {
     var _VertexId1 = new VertexId(1);
     var _VertexId2 = new VertexId(1);
     Assert.IsTrue(_VertexId1 <= _VertexId2);
 }