public Distinctions Compare <T1>(T1 expected, T1 actual, string propertyName)
{
var a = (T)(object)expected;
var b = (T)(object)actual;
return(CompareFunc.Compile()(a, b)
? Distinctions.None()
: Distinctions.Create(new[]
{
_display.GetDistinction(a, b, propertyName,
BodyExpression.Get(CompareFunc).ToString())
}));
}
public Distinctions Compare <T>(T expected, T actual, string propertyName)
{
if (expected != null && actual == null || expected == null && actual != null)
{
return(Distinctions.Create(new Distinction(typeof(T).Name, expected, actual)));
}
if (ReferenceEquals(expected, actual))
{
return(Distinctions.None());
}
var diff = Distinctions.Create();
var type = expected.GetType();
foreach (var mi in type.GetMembers(BindingFlags.Public | BindingFlags.Instance).Where(x =>
x.MemberType == MemberTypes.Property || x.MemberType == MemberTypes.Field))
{
var name = mi.Name;
var actualPropertyPath = MemberPathBuilder.BuildMemberPath(propertyName, mi);
if (Ignore(actualPropertyPath))
{
continue;
}
object firstValue = null;
object secondValue = null;
switch (mi.MemberType)
{
case MemberTypes.Field:
firstValue = type.GetField(name).GetValue(expected);
secondValue = type.GetField(name).GetValue(actual);
break;
case MemberTypes.Property:
firstValue = type.GetProperty(name)?.GetValue(expected);
secondValue = type.GetProperty(name)?.GetValue(actual);
break;
}
var diffRes = GetDistinctions(actualPropertyPath, firstValue, secondValue);
if (diffRes.IsNotEmpty())
{
diff.AddRange(diffRes);
}
}
return(diff);
}
public Distinctions GetDistinctions(string propertyName, dynamic expected, dynamic actual)
{
if (Strategies.IsNotEmpty() && Strategies.Any(x => x.Key == propertyName))
{
return(Strategies[propertyName].Compare(expected, actual, propertyName));
}
if (expected == null && actual != null)
{
return(Distinctions.Create(propertyName, "null", actual));
}
if (expected != null && actual == null)
{
return(Distinctions.Create(propertyName, expected, "null"));
}
return(expected == null
? Distinctions.None()
: (Distinctions)GetDifference(expected, actual, propertyName));
}