public void Can_get_and_set_configuration_facet()
{
var navigationProperty = new EdmNavigationProperty();
navigationProperty.SetConfiguration(42);
Assert.Equal(42, navigationProperty.GetConfiguration());
}
public void Configure_should_set_configuration_annotations()
{
var navigationPropertyConfiguration = new NavigationPropertyConfiguration(new MockPropertyInfo());
var navigationProperty = new EdmNavigationProperty { Association = new EdmAssociationType().Initialize() };
navigationPropertyConfiguration.Configure(navigationProperty, new EdmModel(), new EntityTypeConfiguration(typeof(object)));
Assert.NotNull(navigationProperty.GetConfiguration());
Assert.NotNull(navigationProperty.Association.GetConfiguration());
}
public void Apply_is_noop_when_no_fk_annotation()
{
var navigationProperty = new EdmNavigationProperty
{
Association = new EdmAssociationType()
};
((IEdmConvention<EdmNavigationProperty>)new ForeignKeyNavigationPropertyAttributeConvention())
.Apply(navigationProperty, new EdmModel());
Assert.Null(navigationProperty.Association.Constraint);
}
public void Apply_is_noop_when_unknown_dependent()
{
var model = new EdmModel().Initialize();
var associationType = new EdmAssociationType().Initialize();
var navigationProperty = new EdmNavigationProperty { Association = associationType };
var foreignKeyAnnotation = new ForeignKeyAttribute("AId");
navigationProperty.Annotations.SetClrAttributes(new[] { foreignKeyAnnotation });
((IEdmConvention<EdmNavigationProperty>)new ForeignKeyNavigationPropertyAttributeConvention())
.Apply(navigationProperty, model);
Assert.Null(associationType.Constraint);
}
public void Apply_is_noop_when_existing_constraint()
{
var associationConstraint = new EdmAssociationConstraint();
var navigationProperty = new EdmNavigationProperty
{
Association = new EdmAssociationType
{
Constraint = associationConstraint
}
};
((IEdmConvention<EdmNavigationProperty>)new ForeignKeyNavigationPropertyAttributeConvention())
.Apply(navigationProperty, new EdmModel());
Assert.Same(associationConstraint, navigationProperty.Association.Constraint);
}
internal void Configure(
EdmNavigationProperty navigationProperty, EdmModel model, EntityTypeConfiguration entityTypeConfiguration)
{
//Contract.Requires(navigationProperty != null);
//Contract.Requires(model != null);
//Contract.Requires(entityTypeConfiguration != null);
navigationProperty.SetConfiguration(this);
var associationType = navigationProperty.Association;
var configuration = associationType.GetConfiguration() as NavigationPropertyConfiguration;
if (configuration == null)
{
associationType.SetConfiguration(this);
}
else
{
ValidateConsistency(configuration);
}
ConfigureInverse(associationType, model);
ConfigureEndKinds(associationType, configuration);
ConfigureDependentBehavior(associationType, model, entityTypeConfiguration);
}
public static EdmNavigationProperty AddNavigationProperty(
this EdmEntityType entityType, string name, EdmAssociationType associationType)
{
//Contract.Requires(entityType != null);
//Contract.Requires(!string.IsNullOrWhiteSpace(name));
//Contract.Requires(associationType != null);
var navigationProperty = new EdmNavigationProperty
{
Name = name,
Association = associationType,
ResultEnd = associationType.TargetEnd
};
entityType.DeclaredNavigationProperties.Add(navigationProperty);
return navigationProperty;
}
private void GenerateIndependentForeignKeyColumns(
EdmEntityType principalEntityType,
EdmEntityType dependentEntityType,
DbAssociationSetMapping associationSetMapping,
DbAssociationEndMapping associationEndMapping,
DbTableMetadata dependentTable,
DbForeignKeyConstraintMetadata foreignKeyConstraint,
bool isPrimaryKeyColumn,
EdmNavigationProperty principalNavigationProperty)
{
//Contract.Requires(principalEntityType != null);
//Contract.Requires(associationEndMapping != null);
//Contract.Requires(dependentTable != null);
//Contract.Requires(foreignKeyConstraint != null);
foreach (var property in principalEntityType.KeyProperties())
{
var foreignKeyColumn
= dependentTable.AddColumn(
((principalNavigationProperty != null)
? principalNavigationProperty.Name
: principalEntityType.Name)
+ "_" + property.Name);
MapTableColumn(property, foreignKeyColumn, false, isPrimaryKeyColumn);
foreignKeyColumn.IsNullable = (associationEndMapping.AssociationEnd.IsOptional()
||
(associationEndMapping.AssociationEnd.IsRequired()
&& dependentEntityType.BaseType != null));
foreignKeyColumn.StoreGeneratedPattern = DbStoreGeneratedPattern.None;
foreignKeyConstraint.DependentColumns.Add(foreignKeyColumn);
associationEndMapping.PropertyMappings.Add(
new DbEdmPropertyMapping
{
Column = foreignKeyColumn,
PropertyPath = new[] { property }
});
if (foreignKeyColumn.IsNullable)
{
associationSetMapping.ColumnConditions.Add(
new DbColumnCondition
{
Column = foreignKeyColumn,
IsNull = false
});
}
}
}
