public void ModelFuncExpressionVisitor_Property()
{
Expression <Func <Route, bool> > test = r => r.Entry != null && r.Entry.Signal == Signal.GO;
var visitor = new ModelFuncExpressionVisitor();
var visited = visitor.Visit(test.Body);
Assert.AreEqual(0, visitor.ExtractParameters.Count);
ParameterAssertions.AssertOnlyParameters(visited, test.Parameters[0]);
}
public void ModelFuncExpressionVisitor_NonModelProperty()
{
Expression <Func <Route, int> > test = r => r.AbsoluteUri.AbsoluteUri.Length;
var visitor = new ModelFuncExpressionVisitor();
var visited = visitor.Visit(test.Body);
Assert.AreEqual(0, visitor.ExtractParameters.Count);
ParameterAssertions.AssertOnlyParameters(visited, test.Parameters[0]);
}
public void ModelFuncExpressionVisitor_ModelMethod()
{
Expression <Func <Route, bool> > test = r => GetEntry(r) != null && GetEntry(r).Signal == Signal.GO;
var visitor = new ModelFuncExpressionVisitor();
var visited = visitor.Visit(test.Body);
Assert.AreSame(test.Body, visited);
Assert.AreEqual(0, visitor.ExtractParameters.Count);
ParameterAssertions.AssertOnlyParameters(visited, test.Parameters[0]);
}
public void ModelFuncExpressionVisitor_KeepParameterWhenNeeded()
{
Expression <Func <TestTuple, bool> > test = t => t.Route.Entry != null && t.Route.Entry.Signal == Signal.GO && t.Severity > 0;
var visitor = new ModelFuncExpressionVisitor();
var visited = visitor.Visit(test.Body);
Assert.AreNotSame(test.Body, visited);
Assert.AreEqual(1, visitor.ExtractParameters.Count);
ParameterAssertions.AssertOnlyParameters(visited, test.Parameters[0], visitor.ExtractParameters.Single().Parameter);
Assert.AreEqual("t.Route", visitor.ExtractParameters.Single().Value.ToString());
}
public void ModelFuncExpressionVisitor_InnerStruct()
{
Expression <Func <TestTuple2, bool> > test = t => t.Inner.Route.Entry != null && t.Inner.Route.Entry.Signal == Signal.GO;
var visitor = new ModelFuncExpressionVisitor();
var visited = visitor.Visit(test.Body);
Assert.AreNotSame(test.Body, visited);
Assert.AreEqual(1, visitor.ExtractParameters.Count);
ParameterAssertions.AssertOnlyParameters(visited, visitor.ExtractParameters.Single().Parameter);
Assert.AreEqual("t.Inner.Route", visitor.ExtractParameters.Single().Value.ToString());
}
public void ModelFuncExpressionVisitor_ModelNonModelMethod()
{
Expression <Func <TestTuple, bool> > test = t => GetEntry(GetRoute(t)) != null && GetEntry(GetRoute(t)).Signal == Signal.GO;
var visitor = new ModelFuncExpressionVisitor();
var visited = visitor.Visit(test.Body);
Assert.AreNotSame(visited, test.Body);
Assert.AreEqual(1, visitor.ExtractParameters.Count);
ParameterAssertions.AssertOnlyParameters(visited, visitor.ExtractParameters.Single().Parameter);
Assert.AreEqual("GetRoute(t)", visitor.ExtractParameters.Single().Value.ToString());
}
public void PromotionExpressionVisitor_CheckEntrySemaphore()
{
Expression <Func <Route, bool> > test = r => r.Entry != null && r.Entry.Signal == Signal.GO;
var visitor = new PromotionExpressionVisitor();
var visited = visitor.Visit(test);
var collectedParameters = visitor.CollectParameterInfos();
Assert.AreEqual(1, visitor.ExtractParameters.Count);
ParameterAssertions.AssertOnlyParameters(visited, visitor.ExtractParameters.Single().Parameter);
Assert.AreEqual(1, collectedParameters.Count);
Assert.AreEqual("Signal", collectedParameters.Single().Value.Properties.Single());
}
public void PromotionExpressionVisitor_CheckSwitchPositionSensor()
{
Expression <Func <Route, SwitchPosition, bool> > test = (r, swP) => swP.Switch.Sensor != null && !r.DefinedBy.Contains(swP.Switch.Sensor);
var visitor = new PromotionExpressionVisitor();
var visited = visitor.Visit(test);
var collectedParameters = visitor.CollectParameterInfos();
Assert.AreEqual(1, visitor.ExtractParameters.Count);
ParameterAssertions.AssertOnlyParameters(visited, test.Parameters[0], visitor.ExtractParameters.Single().Parameter);
Assert.AreEqual(2, collectedParameters.Count);
Assert.AreEqual("DefinedBy", collectedParameters[test.Parameters[0]].Properties.Single());
Assert.AreEqual("Sensor", collectedParameters[visitor.ExtractParameters.Single().Parameter].Properties.Single());
}
public void PromotionExpressionVisitor_CheckSwitchPosition()
{
Expression <Func <SwitchPosition, bool> > test = swP => swP.Switch.CurrentPosition == swP.Position;
var visitor = new PromotionExpressionVisitor();
var visited = visitor.Visit(test);
var collectedParameters = visitor.CollectParameterInfos();
Assert.AreEqual(1, visitor.ExtractParameters.Count);
ParameterAssertions.AssertOnlyParameters(visited, test.Parameters[0], visitor.ExtractParameters.Single().Parameter);
Assert.AreEqual(2, collectedParameters.Count);
Assert.AreEqual("Position", collectedParameters[test.Parameters.Single()].Properties.Single());
Assert.AreEqual("CurrentPosition", collectedParameters[visitor.ExtractParameters.Single().Parameter].Properties.Single());
}