private MemberTypeData GenerateInfo(Type memberType, string memberName)
{
MemberTypeData memberInfo = new MemberTypeData(memberType, memberName);
if (memberType.IsClass)
{
if (memberType != typeof(string))
{
if (FixtureGenerator.DoesItImplementInterface(memberType, typeof(IList)))
{
var itemType = memberType.GetGenericArguments()[0];
memberInfo.ItemType = GenerateInfo(itemType, "Item");
}
else if (FixtureGenerator.DoesItImplementInterface(memberType, typeof(IDictionary)))
{
var genericTypes = memberType.GetGenericArguments();
memberInfo.KeyType = GenerateInfo(genericTypes[0], "Key");
memberInfo.ItemType = GenerateInfo(genericTypes[1], "Item");
}
else
{
memberInfo.Children = BuildTree(memberType);
}
}
}
return(memberInfo);
}
private MemberTypeData GetCommonMemberData(MemberTypeData member1, MemberTypeData member2)
{
MemberTypeData common = member1.Clone();
if (member1.MemberType == member2.MemberType)
{
return(common);
}
else
{
if (member1.MemberType.IsClass && member2.MemberType.IsClass)
{
if (member1.MemberType != typeof(string) && member2.MemberType != typeof(string))
{
if (FixtureGenerator.DoesItImplementInterface(member1.MemberType, typeof(IList)) &&
FixtureGenerator.DoesItImplementInterface(member2.MemberType, typeof(IList)))
{
common.ItemType = GetCommonMemberData(member1.ItemType, member2.ItemType);
if (common.ItemType == null)
{
// list value types do not have common elements
return(null);
}
}
else if (FixtureGenerator.DoesItImplementInterface(member1.MemberType, typeof(IDictionary)) &&
FixtureGenerator.DoesItImplementInterface(member2.MemberType, typeof(IDictionary)))
{
if (member1.KeyType.MemberType != member1.KeyType.MemberType)
{
return(null); // keys MUST be of the same type, commmon members are not enough
}
common.ItemType = GetCommonMemberData(member1.ItemType, member2.ItemType);
if (common.ItemType == null)
{
// dictionary value types do not have common elements
return(null);
}
}
else
{
common.Children = GetCommonTree(member1.Children, member2.Children);
}
return(common);
}
return(null);
}
}
return(null);
}
public List <MemberTypeData> BuildTree(Type objectType)
{
List <MemberTypeData> tree = new List <MemberTypeData>();
foreach (PropertyInfo member in objectType.GetProperties())
{
Type memberType = member.PropertyType;
string memberName = member.Name;
MemberTypeData memberInfo = GenerateInfo(memberType, memberName);
tree.Add(memberInfo);
}
return(tree);
}