public static RecursiveObject <T> CreateOfDepth(int depth)
{
if (depth < 0)
{
throw new ArgumentOutOfRangeException("depth", "Must be non-negative");
}
RecursiveObject <T> topMostParent = new RecursiveObject <T>();
RecursiveObject <T> currentParent = topMostParent;
while (depth-- > 0)
{
currentParent.Inner = new RecursiveObject <T>();
currentParent = currentParent.Inner;
}
return(topMostParent);
}
public void GetUsedProperties_TestComplexExpressionTargets()
{
RecursiveObject <int> recInt = RecursiveObject <int> .CreateOfDepth(1);
RecursiveObject <string> recStr = RecursiveObject <string> .CreateOfDepth(2);
RecursiveObject <string> deepestInnerStr = recStr.Inner.Inner;
string suffix = "suffix";
recInt.Inner.FieldA = 3;
recStr.PropertyB = "B";
deepestInnerStr.PropertyA = "A";
GetUsedPropertyTargets(
() => deepestInnerStr.TrackFields().PropertyA.
PadLeft(recInt.TrackFields().PropertyA * 2, ' ') + suffix
).Should().BeEquivalentTo(new object[] { recInt, deepestInnerStr });
}