public void CanGetChangedPropertyNames()
{
dynamic delta = new Delta <AddressEntity>();
IDelta idelta = delta as IDelta;
// modify in the way we expect the formatter too.
idelta.TrySetPropertyValue("City", "Sammamish");
Assert.Single(idelta.GetChangedPropertyNames());
Assert.Equal("City", idelta.GetChangedPropertyNames().Single());
Assert.Equal(4, idelta.GetUnchangedPropertyNames().Count());
// read the property back
object city;
Assert.True(idelta.TryGetPropertyValue("City", out city));
Assert.Equal("Sammamish", city);
// modify the way people will through custom code
delta.StreetAddress = "23213 NE 15th Ct";
string[] mods = idelta.GetChangedPropertyNames().ToArray();
Assert.Equal(2, mods.Count());
Assert.Contains("StreetAddress", mods);
Assert.Contains("City", mods);
Assert.Equal("23213 NE 15th Ct", delta.StreetAddress);
Assert.Equal(3, idelta.GetUnchangedPropertyNames().Count());
}
public void CannotGetChangedNestedDeltaPropertyNames()
{
dynamic deltaCustomer = new Delta <CustomerEntity>();
IDelta ideltaCustomer = deltaCustomer as IDelta;
AddressEntity address = new AddressEntity();
// modify
address.City = "Sammamish";
address.StreetAddress = "23213 NE 15th Ct";
// modify the nested property
ideltaCustomer.TrySetPropertyValue("Address", address);
Assert.Single(ideltaCustomer.GetChangedPropertyNames());
Assert.Equal("Address", ideltaCustomer.GetChangedPropertyNames().Single());
Assert.Equal(3, ideltaCustomer.GetUnchangedPropertyNames().Count());
// read the not nested property back using legacy API
Assert.True(ideltaCustomer.TryGetPropertyValue("Address", out dynamic deltaAddressEntity));
Assert.IsAssignableFrom <AddressEntity>(deltaAddressEntity);
AddressEntity addressEntity = deltaAddressEntity as AddressEntity;
Assert.Equal("23213 NE 15th Ct", addressEntity.StreetAddress);
Assert.Equal("Sammamish", addressEntity.City);
// read the not nested property back using nested API
Assert.False(deltaCustomer.TryGetNestedPropertyValue("Address", out dynamic deltaNestedAddress));
}
public void CanGetChangedNestedPropertyNames()
{
dynamic deltaCustomer = new Delta <CustomerEntity>();
IDelta ideltaCustomer = deltaCustomer as IDelta;
AddressEntity Address = new AddressEntity();
Address.ID = 42;
Address.StreetAddress = "23213 NE 15th Ct";
Address.City = "Sammamish";
Address.State = "WA";
Address.ZipCode = 98074;
// modify in the way we expect the formatter too.
ideltaCustomer.TrySetPropertyValue("Address", Address);
Assert.Single(ideltaCustomer.GetChangedPropertyNames());
Assert.Equal("Address", ideltaCustomer.GetChangedPropertyNames().Single());
Assert.Equal(3, ideltaCustomer.GetUnchangedPropertyNames().Count());
// read the property back
Assert.True(ideltaCustomer.TryGetPropertyValue("Address", out object address));
Assert.Equal(Address, address);
// read the instance
CustomerEntity instance = deltaCustomer.GetInstance();
Assert.Equal(Address, instance.Address);
}
public void CanClear()
{
dynamic delta = new Delta <AddressEntity>();
delta.StreetAddress = "Test";
IDelta idelta = delta as IDelta;
Assert.Single(idelta.GetChangedPropertyNames());
idelta.Clear();
Assert.Empty(idelta.GetChangedPropertyNames());
}
public void Patch_DoesNotSet_ChangedUpdatableProperties()
{
AddressEntity original = new AddressEntity {
ID = 1, City = "Redmond", State = "WA", StreetAddress = "21110 NE 44th St", ZipCode = 98074
};
dynamic delta = new Delta <AddressEntity>();
delta.City = "Sammamish";
delta.StreetAddress = "23213 NE 15th Ct";
IDelta idelta = delta as IDelta;
string[] mods = idelta.GetChangedPropertyNames().ToArray();
Assert.Equal(2, mods.Count());
Assert.Contains("StreetAddress", mods);
Assert.Contains("City", mods);
delta.UpdatableProperties.Clear();
delta.UpdatableProperties.Add("City");
delta.Patch(original);
// unchanged
Assert.Equal(1, original.ID);
Assert.Equal("WA", original.State);
Assert.Equal("21110 NE 44th St", original.StreetAddress);
Assert.Equal(98074, original.ZipCode);
// changed
Assert.Equal("Sammamish", original.City);
Assert.Equal(delta.GetChangedPropertyNames(), new[] { "City" });
}
private IEnumerable <ODataProperty> CreateStructuralPropertyBag(
IEnumerable <IEdmStructuralProperty> structuralProperties, EntityInstanceContext entityInstanceContext)
{
Contract.Assert(structuralProperties != null);
Contract.Assert(entityInstanceContext != null);
List <ODataProperty> properties = new List <ODataProperty>();
if (null != entityInstanceContext.EdmObject && entityInstanceContext.EdmObject.IsDeltaResource())
{
IDelta deltaObject = entityInstanceContext.EdmObject as IDelta;
Contract.Assert(deltaObject != null);
IEnumerable <string> changedProperties = deltaObject.GetChangedPropertyNames();
structuralProperties = structuralProperties.Where(p => changedProperties.Contains(p.Name));
}
foreach (IEdmStructuralProperty structuralProperty in structuralProperties)
{
ODataProperty property = CreateStructuralProperty(structuralProperty, entityInstanceContext);
if (property != null)
{
properties.Add(property);
}
}
return(properties);
}
public void CannotSetNestedDeltaPropertyNameTwice()
{
dynamic deltaCustomer = new Delta <CustomerEntity>();
IDelta ideltaCustomer = deltaCustomer as IDelta;
dynamic deltaAddress = new Delta <AddressEntity>();
IDelta ideltaAddress = deltaAddress as IDelta;
// modify the nested property
ideltaCustomer.TrySetPropertyValue("Address", ideltaAddress);
Assert.Single(ideltaCustomer.GetChangedPropertyNames());
Assert.Equal("Address", ideltaCustomer.GetChangedPropertyNames().Single());
Assert.Equal(3, ideltaCustomer.GetUnchangedPropertyNames().Count());
// modify again
Assert.False(ideltaCustomer.TrySetPropertyValue("Address", ideltaAddress));
}
private ODataResourceValue CreateODataResourceValue(object graph, IEdmStructuredTypeReference expectedType, ODataSerializerContext writeContext)
{
List <ODataProperty> properties = new List <ODataProperty>();
ODataResourceValue resourceValue = new ODataResourceValue {
TypeName = writeContext.GetEdmType(graph, graph.GetType()).FullName()
};
IDelta delta = graph as IDelta;
if (delta != null)
{
foreach (string propertyName in delta.GetChangedPropertyNames())
{
SetDeltaPropertyValue(writeContext, properties, delta, propertyName);
}
foreach (string propertyName in delta.GetUnchangedPropertyNames())
{
SetDeltaPropertyValue(writeContext, properties, delta, propertyName);
}
}
else
{
HashSet <string> structuralPropertyNames = new HashSet <string>();
foreach (IEdmStructuralProperty structuralProperty in expectedType.DeclaredStructuralProperties())
{
structuralPropertyNames.Add(structuralProperty.Name);
}
foreach (PropertyInfo property in graph.GetType().GetProperties())
{
if (structuralPropertyNames.Contains(property.Name))
{
object propertyValue = property.GetValue(graph);
IEdmStructuredTypeReference expectedPropType = null;
if (propertyValue == null)
{
expectedPropType = writeContext.GetEdmType(propertyValue, property.PropertyType) as IEdmStructuredTypeReference;
}
SetPropertyValue(writeContext, properties, expectedPropType, property.Name, propertyValue);
}
}
}
resourceValue.Properties = properties;
return(resourceValue);
}
public void CanGetChangedNestedDeltaPropertyNames()
{
dynamic deltaCustomer = new Delta <CustomerEntity>();
IDelta ideltaCustomer = deltaCustomer as IDelta;
dynamic deltaAddress = new Delta <AddressEntity>();
IDelta ideltaAddress = deltaAddress as IDelta;
// modify
ideltaAddress.TrySetPropertyValue("City", "Sammamish");
ideltaAddress.TrySetPropertyValue("StreetAddress", "23213 NE 15th Ct");
Assert.Equal(3, ideltaAddress.GetUnchangedPropertyNames().Count());
string[] mods = ideltaAddress.GetChangedPropertyNames().ToArray();
Assert.Equal(2, mods.Length);
Assert.Contains("StreetAddress", mods);
Assert.Contains("City", mods);
Assert.Equal("23213 NE 15th Ct", deltaAddress.StreetAddress);
Assert.Equal("Sammamish", deltaAddress.City);
// read the property back
Assert.True(ideltaAddress.TryGetPropertyValue("City", out var city));
Assert.Equal("Sammamish", city);
Assert.True(ideltaAddress.TryGetPropertyValue("StreetAddress", out var streetAddress));
Assert.Equal("23213 NE 15th Ct", streetAddress);
// modify the nested property
ideltaCustomer.TrySetPropertyValue("Address", ideltaAddress);
Assert.Single(ideltaCustomer.GetChangedPropertyNames());
Assert.Equal("Address", ideltaCustomer.GetChangedPropertyNames().Single());
Assert.Equal(3, ideltaCustomer.GetUnchangedPropertyNames().Count());
// read the nested property back
Assert.True(ideltaCustomer.TryGetPropertyValue("Address", out dynamic nestedAddress));
Assert.IsAssignableFrom <Delta <AddressEntity> >(nestedAddress);
Assert.Equal("Sammamish", nestedAddress.City);
Assert.Equal("23213 NE 15th Ct", nestedAddress.StreetAddress);
}
public void CanGetChangedPropertyNamesButOnlyUpdatable()
{
dynamic delta = new Delta <AddressEntity>();
IDelta idelta = delta as IDelta;
// modify in the way we expect the formatter too.
idelta.TrySetPropertyValue("City", "Sammamish");
Assert.Single(idelta.GetChangedPropertyNames());
Assert.Equal("City", idelta.GetChangedPropertyNames().Single());
Assert.Equal(4, idelta.GetUnchangedPropertyNames().Count());
// read the property back
object city;
Assert.True(idelta.TryGetPropertyValue("City", out city));
Assert.Equal("Sammamish", city);
// limit updatable properties
delta.UpdatableProperties.Clear();
delta.UpdatableProperties.Add("City");
delta.UpdatableProperties.Add("StreetAddress");
// modify the way people will through custom code
delta.StreetAddress = "23213 NE 15th Ct";
string[] mods = idelta.GetChangedPropertyNames().ToArray();
Assert.Equal(2, mods.Count());
Assert.Contains("StreetAddress", mods);
Assert.Contains("City", mods);
Assert.Equal("23213 NE 15th Ct", delta.StreetAddress);
Assert.Empty(idelta.GetUnchangedPropertyNames());
// try to modify an un-updatable property
idelta.TrySetPropertyValue("State", "IA");
mods = idelta.GetChangedPropertyNames().ToArray();
Assert.Equal(2, mods.Count());
Assert.Contains("StreetAddress", mods);
Assert.Contains("City", mods);
Assert.Null(delta.State);
Assert.Empty(idelta.GetUnchangedPropertyNames());
// limit a property that has been updated
delta.UpdatableProperties.Remove("StreetAddress");
mods = idelta.GetChangedPropertyNames().ToArray();
Assert.Single(mods);
Assert.Contains("City", mods);
Assert.Null(delta.State);
Assert.Empty(idelta.GetUnchangedPropertyNames());
// enable a property that has not been updated
delta.UpdatableProperties.Add("State");
mods = idelta.GetChangedPropertyNames().ToArray();
Assert.Single(mods);
Assert.Contains("City", mods);
Assert.Null(delta.State);
Assert.Single(idelta.GetUnchangedPropertyNames());
Assert.Equal("State", idelta.GetUnchangedPropertyNames().Single());
// enable a property that doesn't exist
delta.UpdatableProperties.Add("Bogus");
mods = idelta.GetChangedPropertyNames().ToArray();
Assert.Single(mods);
Assert.Contains("City", mods);
Assert.Null(delta.State);
Assert.Single(idelta.GetUnchangedPropertyNames());
Assert.Equal("State", idelta.GetUnchangedPropertyNames().Single());
// set a property that doesn't exist
Assert.False(delta.TrySetPropertyValue("Bogus", "Bad"));
mods = idelta.GetChangedPropertyNames().ToArray();
Assert.Single(mods);
Assert.Contains("City", mods);
Assert.Null(delta.State);
Assert.Single(idelta.GetUnchangedPropertyNames());
Assert.Equal("State", idelta.GetUnchangedPropertyNames().Single());
}
/// <summary>
/// Creates an <see cref="ODataComplexValue"/> for the object represented by <paramref name="graph"/>.
/// </summary>
/// <param name="graph">The value of the <see cref="ODataComplexValue"/> to be created.</param>
/// <param name="complexType">The EDM complex type of the object.</param>
/// <param name="writeContext">The serializer context.</param>
/// <returns>The created <see cref="ODataComplexValue"/>.</returns>
public virtual ODataComplexValue CreateODataComplexValue(object graph, IEdmComplexTypeReference complexType,
ODataSerializerContext writeContext)
{
if (writeContext == null)
{
throw Error.ArgumentNull("writeContext");
}
if (graph == null || graph is NullEdmComplexObject)
{
return(null);
}
IEdmComplexObject complexObject = graph as IEdmComplexObject ?? new TypedEdmComplexObject(graph, complexType, writeContext.Model);
List <IEdmProperty> settableProperties = new List <IEdmProperty>(complexType.ComplexDefinition().Properties());
if (complexObject.IsDeltaResource())
{
IDelta deltaProperty = graph as IDelta;
Contract.Assert(deltaProperty != null);
IEnumerable <string> changedProperties = deltaProperty.GetChangedPropertyNames();
settableProperties = settableProperties.Where(p => changedProperties.Contains(p.Name)).ToList();
}
List <ODataProperty> propertyCollection = new List <ODataProperty>();
foreach (IEdmProperty property in settableProperties)
{
IEdmTypeReference propertyType = property.Type;
ODataEdmTypeSerializer propertySerializer = SerializerProvider.GetEdmTypeSerializer(propertyType);
if (propertySerializer == null)
{
throw Error.NotSupported(SRResources.TypeCannotBeSerialized, propertyType.FullName(), typeof(ODataMediaTypeFormatter).Name);
}
object propertyValue;
if (complexObject.TryGetPropertyValue(property.Name, out propertyValue))
{
if (propertyValue != null && propertyType != null && propertyType.IsComplex())
{
IEdmTypeReference actualType = writeContext.GetEdmType(propertyValue, propertyValue.GetType());
if (actualType != null && propertyType != actualType)
{
propertyType = actualType;
}
}
var odataProperty = propertySerializer.CreateProperty(propertyValue, propertyType, property.Name,
writeContext);
if (odataProperty != null)
{
propertyCollection.Add(odataProperty);
}
}
}
// Try to add the dynamic properties if the complex type is open.
if (complexType.ComplexDefinition().IsOpen)
{
List <ODataProperty> dynamicProperties =
AppendDynamicProperties(complexObject, complexType, writeContext, propertyCollection, new string[0]);
if (dynamicProperties != null)
{
propertyCollection.AddRange(dynamicProperties);
}
}
string typeName = complexType.FullName();
ODataComplexValue value = new ODataComplexValue()
{
Properties = propertyCollection,
TypeName = typeName
};
AddTypeNameAnnotationAsNeeded(value, writeContext.MetadataLevel);
return(value);
}
