public void ReadOnlyPropertiesWorkIfTheReferenceMatches()
{
var document = new OclDocument
{
new OclBlock("ReadOnlyPassengers")
{
new OclAttribute("Name", "Bob")
}
};
var expected = new Car();
expected.ReadOnlyPassengers.Add(new Person
{
Name = "Bob"
});
var context = new OclConversionContext(new OclSerializerOptions() ?? new OclSerializerOptions());
var result = context.FromElement(typeof(Car), document, null);
if (result == null)
{
throw new OclException("Document conversion resulted in null, which is not valid");
}
((Car)result)
.Should()
.BeEquivalentTo(expected);
}
public object?FromElement(OclConversionContext context, Type type, IOclElement element, object?currentValue)
{
var collectionType = GetElementType(type);
var collection = currentValue ?? CreateNewCollection(type, collectionType);
var elements = element is OclDocument root
? root.ToArray()
: new[] { element };
foreach (var item in elements.Select(e => context.FromElement(collectionType, e, null)))
{
if (collection is IList list)
{
list.Add(item);
}
else
{
var addMethod = collection.GetType().GetMethod("Add", new[] { collectionType });
if (addMethod == null)
{
throw new Exception("Only collections that implement an Add method are supported");
}
addMethod.Invoke(collection, new[] { item });
}
}
return(collection);
}
public void CollectionSingleItem()
{
var document = new OclDocument
{
new OclBlock("Passengers")
{
new OclAttribute("Name", "Bob")
}
};
var context = new OclConversionContext(new OclSerializerOptions() ?? new OclSerializerOptions());
var result = context.FromElement(typeof(Car), document, null);
if (result == null)
{
throw new OclException("Document conversion resulted in null, which is not valid");
}
((Car)result)
.Should()
.BeEquivalentTo(new Car
{
Passengers = new List <Person>
{
new Person
{
Name = "Bob"
}
}
});
}
public void Empty()
{
var document = new OclDocument();
var context = new OclConversionContext(new OclSerializerOptions());
var result = context.FromElement(typeof(Car), document, null);
if (result == null)
{
throw new OclException("Document conversion resulted in null, which is not valid");
}
((Car)result)
.Should()
.BeEquivalentTo(new Car());
}
public void StringAttribute()
{
var document = new OclDocument
{
new OclAttribute("Name", "Mystery Machine")
};
var context = new OclConversionContext(new OclSerializerOptions() ?? new OclSerializerOptions());
var result = context.FromElement(typeof(Car), document, null);
if (result == null)
{
throw new OclException("Document conversion resulted in null, which is not valid");
}
((Car)result)
.Should()
.BeEquivalentTo(new Car
{
Name = "Mystery Machine"
});
}
protected virtual IReadOnlyList <IOclElement> SetProperties(
OclConversionContext context,
IEnumerable <IOclElement> elements,
object target,
IReadOnlyList <PropertyInfo> properties)
{
var notFound = new List <IOclElement>();
foreach (var element in elements)
{
var name = element.Name?.Trim();
if (string.IsNullOrWhiteSpace(name))
{
throw new OclException("Encountered invalid child: " + element.GetType());
}
var propertyToSet = context.Namer.GetProperty(name, properties);
if (propertyToSet == null)
{
notFound.Add(element);
}
else
{
var currentValue = propertyToSet.GetValue(target);
var valueToSet = context.FromElement(propertyToSet.PropertyType, element, currentValue);
if (currentValue != valueToSet)
{
if (!propertyToSet.CanWrite)
{
throw new OclException($"The property '{propertyToSet.Name}' on '{target.GetType().Name}' does not have a setter");
}
propertyToSet.SetValue(target, CoerceValue(valueToSet, propertyToSet.PropertyType));
}
}
}
return(notFound);
}
public void ExceptionIsThrownIfPropertyCantBeSet()
{
var document = new OclDocument
{
new OclAttribute("ReadOnly", 1)
};
Action action = () =>
{
var context = new OclConversionContext(new OclSerializerOptions() ?? new OclSerializerOptions());
var result = context.FromElement(typeof(Car), document, null);
if (result == null)
{
throw new OclException("Document conversion resulted in null, which is not valid");
}
var temp = (Car)result;
};
action.Should()
.Throw <OclException>()
.WithMessage("*The property 'ReadOnly' on 'Car' does not have a setter*");
}
public void ExceptionIsThrownIfPropertyDoesNotExist()
{
var document = new OclDocument
{
new OclAttribute("Wings", 1)
};
Action action = () =>
{
var context = new OclConversionContext(new OclSerializerOptions() ?? new OclSerializerOptions());
var result = context.FromElement(typeof(Car), document, null);
if (result == null)
{
throw new OclException("Document conversion resulted in null, which is not valid");
}
var temp = (Car)result;
};
action.Should()
.Throw <OclException>()
.WithMessage("*The property 'Wings' was not found on 'Car'*");
}