Exemple #1
0
        public void Index()
        {
            var index  = 10;
            var vertex = new EndVertex(index);

            Assert.AreEqual(index, vertex.Index);
        }
        public void Create()
        {
            IScheduleVertex source = new StartVertex(10);
            IScheduleVertex target = new EndVertex(11);

            var condition = new ScheduleElementId();
            var edge = new ScheduleEdge(source, target, condition);

            Assert.AreSame(source, edge.Source);
            Assert.AreSame(target, edge.Target);
            Assert.AreSame(condition, edge.TraversingCondition);
        }
        public void CycleWithNoEdgesFromStart()
        {
            var knownSchedules = new Mock<IStoreSchedules>();
            var verifier = new ScheduleVerifier(knownSchedules.Object);

            var graph = new BidirectionalGraph<IScheduleVertex, ScheduleEdge>();

            var start = new StartVertex(1);
            graph.AddVertex(start);

            var end = new EndVertex(2);
            graph.AddVertex(end);

            var vertex1 = new InsertVertex(3);
            graph.AddVertex(vertex1);

            var vertex2 = new InsertVertex(4);
            graph.AddVertex(vertex2);

            var vertex3 = new InsertVertex(5);
            graph.AddVertex(vertex3);

            graph.AddEdge(new ScheduleEdge(start, end));
            graph.AddEdge(new ScheduleEdge(vertex1, end));
            graph.AddEdge(new ScheduleEdge(vertex1, vertex2));
            graph.AddEdge(new ScheduleEdge(vertex2, vertex3));
            graph.AddEdge(new ScheduleEdge(vertex3, vertex1));

            var schedule = new Schedule(graph, start, end);

            var id = new ScheduleId();
            var failures = new List<Tuple<ScheduleIntegrityFailureType, IScheduleVertex>>();
            var result = verifier.IsValid(
                id,
                schedule,
                (f, v) => failures.Add(new Tuple<ScheduleIntegrityFailureType, IScheduleVertex>(f, v)));

            Assert.IsFalse(result);
            Assert.AreEqual(3, failures.Count);
            Assert.AreEqual(ScheduleIntegrityFailureType.ScheduleVertexIsNotReachableFromStart, failures[0].Item1);
            Assert.AreSame(vertex1, failures[0].Item2);

            Assert.AreEqual(ScheduleIntegrityFailureType.ScheduleVertexIsNotReachableFromStart, failures[1].Item1);
            Assert.AreSame(vertex2, failures[1].Item2);

            Assert.AreEqual(ScheduleIntegrityFailureType.ScheduleVertexIsNotReachableFromStart, failures[2].Item1);
            Assert.AreSame(vertex3, failures[2].Item2);
        }
        public void Create()
        {
            var graph = new BidirectionalGraph<IScheduleVertex, ScheduleEdge>();

            var start = new StartVertex(1);
            graph.AddVertex(start);

            var end = new EndVertex(2);
            graph.AddVertex(end);
            graph.AddEdge(new ScheduleEdge(start, end));

            var schedule = new Schedule(graph, start, end);

            Assert.AreSame(start, schedule.Start);
            Assert.AreSame(end, schedule.End);
            Assert.That(schedule.Vertices, Is.EquivalentTo(new IScheduleVertex[] { start, end }));
            Assert.AreEqual(1, schedule.NumberOfOutboundConnections(start));
            Assert.AreEqual(1, schedule.NumberOfInboundConnections(end));
        }
        private static ISchedule BuildThreeVertexSchedule(IScheduleVertex middle)
        {
            var graph = new BidirectionalGraph<IScheduleVertex, ScheduleEdge>();
            var start = new StartVertex(1);
            graph.AddVertex(start);

            var end = new EndVertex(2);
            graph.AddVertex(end);

            graph.AddVertex(middle);
            graph.AddEdge(new ScheduleEdge(start, middle));
            graph.AddEdge(new ScheduleEdge(middle, end));

            return new Schedule(graph, start, end);
        }
        public void RunWithNonPassableEdgeSet()
        {
            var condition = new Mock<IScheduleCondition>();
            {
                condition.Setup(c => c.CanTraverse(It.IsAny<CancellationToken>()))
                    .Returns(false);
            }

            var conditionStorage = ScheduleConditionStorage.CreateInstanceWithoutTimeline();
            var conditionInfo = conditionStorage.Add(condition.Object, "a", "b");

            Schedule schedule;
            {
                var graph = new BidirectionalGraph<IScheduleVertex, ScheduleEdge>();
                var start = new StartVertex(1);
                graph.AddVertex(start);

                var end = new EndVertex(2);
                graph.AddVertex(end);

                var middle1 = new InsertVertex(3);
                graph.AddVertex(middle1);

                var middle2 = new InsertVertex(4);
                graph.AddVertex(middle2);

                graph.AddEdge(new ScheduleEdge(start, middle1, conditionInfo.Id));
                graph.AddEdge(new ScheduleEdge(start, middle2, conditionInfo.Id));

                graph.AddEdge(new ScheduleEdge(middle1, end));
                graph.AddEdge(new ScheduleEdge(middle2, end));

                schedule = new Schedule(graph, start, end);
            }

            using (var info = new ScheduleExecutionInfo(new CurrentThreadTaskScheduler()))
            {
                using (var executor = new ScheduleExecutor(
                    new List<IProcesExecutableScheduleVertices>
                    {
                        new StartVertexProcessor(),
                        new EndVertexProcessor(),
                        new InsertVertexProcessor(),
                    },
                    conditionStorage,
                    schedule,
                    new ScheduleId(),
                    info))
                {
                    var state = ScheduleExecutionState.None;
                    executor.OnFinish += (s, e) => { state = e.State; };

                    executor.Start();
                    Assert.AreEqual(ScheduleExecutionState.NoTraversableEdgeFound, state);
                }
            }
        }
        public void RunWithLoop()
        {
            bool passThrough = false;
            var condition = new Mock<IScheduleCondition>();
            {
                condition.Setup(c => c.CanTraverse(It.IsAny<CancellationToken>()))
                    .Returns(() => passThrough);
            }

            var conditionStorage = ScheduleConditionStorage.CreateInstanceWithoutTimeline();
            var conditionInfo = conditionStorage.Add(condition.Object, "a", "b");

            var action = new Mock<IScheduleAction>();
            {
                action.Setup(a => a.Execute(It.IsAny<CancellationToken>()))
                    .Callback(() => passThrough = true);
            }

            var collection = ScheduleActionStorage.CreateInstanceWithoutTimeline();
            var info = collection.Add(
                action.Object,
                "a",
                "b");

            // Making a schedule that looks like:
            // start -> node1 --> node2 -> end
            //            ^           |
            //            |-- node3 <-|
            Schedule schedule;
            {
                var graph = new BidirectionalGraph<IScheduleVertex, ScheduleEdge>();
                var start = new StartVertex(1);
                graph.AddVertex(start);

                var end = new EndVertex(2);
                graph.AddVertex(end);

                var vertex1 = new InsertVertex(3);
                graph.AddVertex(vertex1);

                var vertex2 = new InsertVertex(4);
                graph.AddVertex(vertex2);

                var vertex3 = new ExecutingActionVertex(5, info.Id);
                graph.AddVertex(vertex3);

                graph.AddEdge(new ScheduleEdge(start, vertex1));
                graph.AddEdge(new ScheduleEdge(vertex1, vertex2));

                graph.AddEdge(new ScheduleEdge(vertex2, end, conditionInfo.Id));
                graph.AddEdge(new ScheduleEdge(vertex2, vertex3));

                graph.AddEdge(new ScheduleEdge(vertex3, vertex1));

                schedule = new Schedule(graph, start, end);
            }

            using (var executionInfo = new ScheduleExecutionInfo(new CurrentThreadTaskScheduler()))
            {
                using (var executor = new ScheduleExecutor(
                    new List<IProcesExecutableScheduleVertices>
                        {
                            new StartVertexProcessor(),
                            new EndVertexProcessor(),
                            new InsertVertexProcessor(),
                            new ActionVertexProcessor(collection),
                        },
                    conditionStorage,
                    schedule,
                    new ScheduleId(),
                    executionInfo))
                {
                    var executionOrder = new List<int>();
                    executor.OnVertexProcess += (s, e) => executionOrder.Add(e.Vertex);

                    executor.Start();
                    Assert.That(executionOrder, Is.EquivalentTo(new[] { 1, 3, 4, 5, 3, 4, 2 }));
                }
            }
        }
        public void Register()
        {
            var graph = new BidirectionalGraph<IScheduleVertex, ScheduleEdge>();

            var start = new StartVertex(1);
            graph.AddVertex(start);

            var end = new EndVertex(2);
            graph.AddVertex(end);
            graph.AddEdge(new ScheduleEdge(start, end));

            var schedule = new Schedule(graph, start, end);
            var scheduleBuilder = new Mock<IBuildFixedSchedules>();
            {
                scheduleBuilder.Setup(s => s.Build())
                    .Returns(schedule);
                scheduleBuilder.Setup(s => s.AddExecutingAction(It.IsAny<ScheduleElementId>()))
                    .Returns<ScheduleElementId>(s => new ExecutingActionVertex(0, s));
            }

            var actionId = new ScheduleActionRegistrationId(typeof(string), 0, "a");
            var conditionId = new ScheduleConditionRegistrationId(typeof(string), 0, "a");
            var owner = new Mock<IOwnScheduleDefinitions>();
            {
                owner.Setup(
                    o => o.StoreSchedule(
                        It.IsAny<ISchedule>(),
                        It.IsAny<Dictionary<ScheduleActionRegistrationId, ScheduleElementId>>(),
                        It.IsAny<Dictionary<ScheduleConditionRegistrationId, ScheduleElementId>>()))
                    .Callback<ISchedule, Dictionary<ScheduleActionRegistrationId, ScheduleElementId>, Dictionary<ScheduleConditionRegistrationId, ScheduleElementId>>(
                        (s, a, c) =>
                        {
                            Assert.That(a.Keys, Is.EquivalentTo(new List<ScheduleActionRegistrationId> { actionId }));
                            Assert.That(c.Keys, Is.EquivalentTo(new List<ScheduleConditionRegistrationId> { conditionId }));
                        });
            }

            var builder = new ScheduleDefinitionBuilder(owner.Object, scheduleBuilder.Object);
            var vertex = builder.AddExecutingAction(actionId);
            builder.LinkToEnd(vertex, conditionId);
            builder.Register();
        }
        public void RoundtripSerialize()
        {
            // Making a schedule that looks like:
            // start -> node1 --> node2 -> end
            //            ^           |
            //            |-- node3 <-|
            //                ^  |
            //         node5--|  |->  node4
            //           ^              |
            //           |--------------|
            Schedule schedule;
            {
                var graph = new BidirectionalGraph<IScheduleVertex, ScheduleEdge>();

                var start = new StartVertex(1);
                graph.AddVertex(start);

                var end = new EndVertex(2);
                graph.AddVertex(end);

                var vertex1 = new InsertVertex(3);
                graph.AddVertex(vertex1);

                var vertex2 = new InsertVertex(4);
                graph.AddVertex(vertex2);

                var vertex3 = new InsertVertex(5);
                graph.AddVertex(vertex3);

                var vertex4 = new InsertVertex(6);
                graph.AddVertex(vertex4);

                var vertex5 = new InsertVertex(7);
                graph.AddVertex(vertex5);

                graph.AddEdge(new ScheduleEdge(start, vertex1));
                graph.AddEdge(new ScheduleEdge(vertex1, vertex2));

                graph.AddEdge(new ScheduleEdge(vertex2, end));
                graph.AddEdge(new ScheduleEdge(vertex2, vertex3));

                graph.AddEdge(new ScheduleEdge(vertex3, vertex1));
                graph.AddEdge(new ScheduleEdge(vertex3, vertex4));

                graph.AddEdge(new ScheduleEdge(vertex4, vertex5));
                graph.AddEdge(new ScheduleEdge(vertex5, vertex3));

                schedule = new Schedule(graph, start, end);
            }

            var otherSchedule = AssertExtensions.RoundTripSerialize(schedule);
            var vertices = new List<int>();
            otherSchedule.TraverseAllScheduleVertices(
                otherSchedule.Start,
                (vertex, edges) =>
                {
                    vertices.Add(vertex.Index);
                    return true;
                });

            Assert.That(vertices, Is.EquivalentTo(new[] { 1, 3, 4, 2, 5, 6, 7 }));
        }
        public void TraverseScheduleWithLoop()
        {
            // Making a schedule that looks like:
            // start -> node1 --> node2 -> end
            //            ^           |
            //            |-- node3 <-|
            Schedule schedule;
            {
                var graph = new BidirectionalGraph<IScheduleVertex, ScheduleEdge>();

                var start = new StartVertex(1);
                graph.AddVertex(start);

                var end = new EndVertex(2);
                graph.AddVertex(end);

                var vertex1 = new InsertVertex(3);
                graph.AddVertex(vertex1);

                var vertex2 = new InsertVertex(4);
                graph.AddVertex(vertex2);

                var vertex3 = new InsertVertex(5);
                graph.AddVertex(vertex3);

                graph.AddEdge(new ScheduleEdge(start, vertex1));
                graph.AddEdge(new ScheduleEdge(vertex1, vertex2));

                graph.AddEdge(new ScheduleEdge(vertex2, end));
                graph.AddEdge(new ScheduleEdge(vertex2, vertex3));

                graph.AddEdge(new ScheduleEdge(vertex3, vertex1));

                schedule = new Schedule(graph, start, end);
            }

            var vertices = new List<int>();
            schedule.TraverseAllScheduleVertices(
                schedule.Start,
                (vertex, edges) =>
                {
                    vertices.Add(vertex.Index);
                    return true;
                });

            Assert.That(vertices, Is.EquivalentTo(new[] { 1, 3, 4, 2, 5 }));
        }
        public void TraverseSchedulePartially()
        {
            Schedule schedule;
            {
                var graph = new BidirectionalGraph<IScheduleVertex, ScheduleEdge>();

                var start = new StartVertex(1);
                graph.AddVertex(start);

                var end = new EndVertex(2);
                graph.AddVertex(end);

                var vertex1 = new InsertVertex(3);
                graph.AddVertex(vertex1);

                var vertex2 = new InsertVertex(4);
                graph.AddVertex(vertex2);

                graph.AddEdge(new ScheduleEdge(start, vertex1));
                graph.AddEdge(new ScheduleEdge(vertex1, vertex2));
                graph.AddEdge(new ScheduleEdge(vertex2, end));

                schedule = new Schedule(graph, start, end);
            }

            var vertices = new List<int>();
            schedule.TraverseAllScheduleVertices(
                schedule.Start,
                (vertex, edges) =>
                {
                    vertices.Add(vertex.Index);
                    return vertex.Index != 3;
                });

            Assert.That(vertices, Is.EquivalentTo(new[] { 1, 3 }));
        }
        public void VertexWithMultipleEdgesInOneDirection()
        {
            var knownSchedules = new Mock<IStoreSchedules>();
            var verifier = new ScheduleVerifier(knownSchedules.Object);

            var graph = new BidirectionalGraph<IScheduleVertex, ScheduleEdge>();

            var start = new StartVertex(1);
            graph.AddVertex(start);

            var end = new EndVertex(2);
            graph.AddVertex(end);

            var vertex1 = new InsertVertex(3);
            graph.AddVertex(vertex1);

            graph.AddEdge(new ScheduleEdge(start, vertex1));
            graph.AddEdge(new ScheduleEdge(vertex1, end));
            graph.AddEdge(new ScheduleEdge(vertex1, end));

            var schedule = new Schedule(graph, start, end);

            var id = new ScheduleId();
            var failures = new List<Tuple<ScheduleIntegrityFailureType, IScheduleVertex>>();
            var result = verifier.IsValid(
                id,
                schedule,
                (f, v) => failures.Add(new Tuple<ScheduleIntegrityFailureType, IScheduleVertex>(f, v)));

            Assert.IsFalse(result);
            Assert.AreEqual(1, failures.Count);
            Assert.AreEqual(ScheduleIntegrityFailureType.VertexLinksToOtherVertexInMultipleWays, failures[0].Item1);
            Assert.AreSame(vertex1, failures[0].Item2);
        }
        public void SubScheduleWithLinkBackToParent()
        {
            var id = new ScheduleId();

            var subScheduleId = new ScheduleId();
            ISchedule subSchedule;
            {
                var subGraph = new BidirectionalGraph<IScheduleVertex, ScheduleEdge>();
                var start = new StartVertex(1);
                var end = new EndVertex(2);
                var vertex1 = new SubScheduleVertex(3, id);
                subGraph.AddVertex(start);
                subGraph.AddVertex(end);
                subGraph.AddVertex(vertex1);
                subGraph.AddEdge(new ScheduleEdge(start, vertex1));
                subGraph.AddEdge(new ScheduleEdge(vertex1, end));
                subSchedule = new Schedule(subGraph, start, end);
            }

            IScheduleVertex errorVertex;
            Schedule schedule;
            {
                var graph = new BidirectionalGraph<IScheduleVertex, ScheduleEdge>();
                var start = new StartVertex(1);
                var end = new EndVertex(2);
                var vertex1 = new SubScheduleVertex(3, subScheduleId);
                graph.AddVertex(start);
                graph.AddVertex(end);
                graph.AddVertex(vertex1);
                graph.AddEdge(new ScheduleEdge(start, vertex1));
                graph.AddEdge(new ScheduleEdge(vertex1, end));
                schedule = new Schedule(graph, start, end);

                errorVertex = vertex1;
            }

            var knownSchedules = new Mock<IStoreSchedules>();
            {
                knownSchedules.Setup(s => s.Contains(It.IsAny<ScheduleId>()))
                    .Returns<ScheduleId>(subScheduleId.Equals);
                knownSchedules.Setup(s => s.Schedule(It.IsAny<ScheduleId>()))
                    .Returns<ScheduleId>(scheduleId => subSchedule);
            }

            var failures = new List<Tuple<ScheduleIntegrityFailureType, IScheduleVertex>>();

            var verifier = new ScheduleVerifier(knownSchedules.Object);
            var result = verifier.IsValid(
                id,
                schedule,
                (f, v) => failures.Add(new Tuple<ScheduleIntegrityFailureType, IScheduleVertex>(f, v)));

            Assert.IsFalse(result);
            Assert.AreEqual(1, failures.Count);
            Assert.AreEqual(ScheduleIntegrityFailureType.SubScheduleLinksBackToParentSchedule, failures[0].Item1);
            Assert.AreSame(errorVertex, failures[0].Item2);
        }
        public void StartVertexWithInboundEdges()
        {
            var knownSchedules = new Mock<IStoreSchedules>();
            var verifier = new ScheduleVerifier(knownSchedules.Object);

            Schedule schedule;
            {
                var graph = new BidirectionalGraph<IScheduleVertex, ScheduleEdge>();

                var start = new StartVertex(1);
                graph.AddVertex(start);

                var end = new EndVertex(2);
                graph.AddVertex(end);

                var vertex1 = new InsertVertex(3);
                graph.AddVertex(vertex1);

                var vertex2 = new InsertVertex(4);
                graph.AddVertex(vertex2);

                graph.AddEdge(new ScheduleEdge(start, vertex1));
                graph.AddEdge(new ScheduleEdge(vertex1, vertex2));
                graph.AddEdge(new ScheduleEdge(vertex2, start));
                graph.AddEdge(new ScheduleEdge(vertex2, end));

                schedule = new Schedule(graph, start, end);
            }

            var id = new ScheduleId();
            var failures = new List<Tuple<ScheduleIntegrityFailureType, IScheduleVertex>>();
            var result = verifier.IsValid(
                id,
                schedule,
                (f, v) => failures.Add(new Tuple<ScheduleIntegrityFailureType, IScheduleVertex>(f, v)));

            Assert.IsFalse(result);
            Assert.AreEqual(1, failures.Count);
            Assert.AreEqual(ScheduleIntegrityFailureType.ScheduleIsMissingStart, failures[0].Item1);
            Assert.AreSame(schedule.Start, failures[0].Item2);
        }
        private static Schedule CreateScheduleGraphWithOuterAndInnerLoop(
            ScheduleConditionInformation outerLoopConditionInfo,
            ScheduleConditionInformation innerLoopConditionInfo,
            ScheduleActionInformation outerLoopInfo,
            ScheduleActionInformation innerLoopInfo)
        {
            var graph = new BidirectionalGraph<IScheduleVertex, ScheduleEdge>();
            var start = new StartVertex(1);
            graph.AddVertex(start);

            var end = new EndVertex(2);
            graph.AddVertex(end);

            var vertex1 = new InsertVertex(3);
            graph.AddVertex(vertex1);

            var vertex2 = new InsertVertex(4);
            graph.AddVertex(vertex2);

            var vertex3 = new ExecutingActionVertex(5, outerLoopInfo.Id);
            graph.AddVertex(vertex3);

            var vertex4 = new InsertVertex(6);
            graph.AddVertex(vertex4);

            var vertex5 = new ExecutingActionVertex(7, innerLoopInfo.Id);
            graph.AddVertex(vertex5);

            graph.AddEdge(new ScheduleEdge(start, vertex1));
            graph.AddEdge(new ScheduleEdge(vertex1, vertex2));

            graph.AddEdge(new ScheduleEdge(vertex2, end, outerLoopConditionInfo.Id));
            graph.AddEdge(new ScheduleEdge(vertex2, vertex3));

            graph.AddEdge(new ScheduleEdge(vertex3, vertex1, innerLoopConditionInfo.Id));
            graph.AddEdge(new ScheduleEdge(vertex3, vertex4));

            graph.AddEdge(new ScheduleEdge(vertex4, vertex5));
            graph.AddEdge(new ScheduleEdge(vertex5, vertex3));

            return new Schedule(graph, start, end);
        }
        public void RunWithBlockingConditionOnFirstEdge()
        {
            var condition = new Mock<IScheduleCondition>();
            {
                condition.Setup(c => c.CanTraverse(It.IsAny<CancellationToken>()))
                    .Returns(false);
            }

            var conditionStorage = ScheduleConditionStorage.CreateInstanceWithoutTimeline();
            var conditionInfo = conditionStorage.Add(condition.Object, "a", "b");

            Schedule schedule;
            {
                var graph = new BidirectionalGraph<IScheduleVertex, ScheduleEdge>();
                var start = new StartVertex(1);
                graph.AddVertex(start);

                var end = new EndVertex(2);
                graph.AddVertex(end);

                var middle1 = new InsertVertex(3);
                graph.AddVertex(middle1);

                var middle2 = new InsertVertex(4);
                graph.AddVertex(middle2);

                graph.AddEdge(new ScheduleEdge(start, middle1, conditionInfo.Id));
                graph.AddEdge(new ScheduleEdge(start, middle2));

                graph.AddEdge(new ScheduleEdge(middle1, end));
                graph.AddEdge(new ScheduleEdge(middle2, end));

                schedule = new Schedule(graph, start, end);
            }

            using (var info = new ScheduleExecutionInfo(new CurrentThreadTaskScheduler()))
            {
                using (var executor = new ScheduleExecutor(
                    new List<IProcesExecutableScheduleVertices>
                        {
                            new StartVertexProcessor(),
                            new EndVertexProcessor(),
                            new InsertVertexProcessor(),
                        },
                    conditionStorage,
                    schedule,
                    new ScheduleId(),
                    info))
                {
                    var executionOrder = new List<int>();
                    executor.OnVertexProcess += (s, e) => executionOrder.Add(e.Vertex);

                    executor.Start();
                    Assert.That(executionOrder, Is.EquivalentTo(new[] { 1, 4, 2 }));
                }
            }
        }
        private static Schedule BuildSchedule(
            ScheduleElementId action1,
            ScheduleElementId action2,
            ScheduleId scheduleId,
            ScheduleElementId exitCondition,
            ScheduleElementId passThroughCondition)
        {
            var variable = new Mock<IScheduleVariable>();

            // Making a schedule that looks like:
            // start --> node1 -----------------------> node2 -> end
            //            ^                              |
            //            |-- node5 <-- node4 <-- node3<-|
            //                           ^  |
            //                    node7--|  |->  node6
            //                      ^              |
            //                      |--------------|
            Schedule schedule = null;
            {
                var graph = new BidirectionalGraph<IScheduleVertex, ScheduleEdge>();

                var start = new StartVertex(1);
                graph.AddVertex(start);

                var end = new EndVertex(2);
                graph.AddVertex(end);

                var vertex1 = new ExecutingActionVertex(3, action1);
                graph.AddVertex(vertex1);

                var vertex2 = new ExecutingActionVertex(4, action2);
                graph.AddVertex(vertex2);

                var vertex3 = new SynchronizationStartVertex(5, new IScheduleVariable[] { variable.Object });
                graph.AddVertex(vertex3);

                var vertex4 = new ExecutingActionVertex(6, action2);
                graph.AddVertex(vertex4);

                var vertex5 = new SynchronizationEndVertex(7);
                graph.AddVertex(vertex5);

                var vertex6 = new SubScheduleVertex(8, scheduleId);
                graph.AddVertex(vertex6);

                var vertex7 = new InsertVertex(9);
                graph.AddVertex(vertex7);

                graph.AddEdge(new ScheduleEdge(start, vertex1));
                graph.AddEdge(new ScheduleEdge(vertex1, vertex2));

                graph.AddEdge(new ScheduleEdge(vertex2, end, exitCondition));
                graph.AddEdge(new ScheduleEdge(vertex2, vertex3));

                graph.AddEdge(new ScheduleEdge(vertex3, vertex4));

                graph.AddEdge(new ScheduleEdge(vertex4, vertex5, passThroughCondition));
                graph.AddEdge(new ScheduleEdge(vertex4, vertex6));

                graph.AddEdge(new ScheduleEdge(vertex5, vertex1));
                graph.AddEdge(new ScheduleEdge(vertex6, vertex7));
                graph.AddEdge(new ScheduleEdge(vertex7, vertex4));

                schedule = new Schedule(graph, start, end);
            }

            return schedule;
        }