public void AddAssociationSet_should_create_and_add_to_default_container()
{
var model = new EdmModel().Initialize();
var sourceEntityType = model.AddEntityType("Source");
var targetEntityType = model.AddEntityType("Target");
var associationType = model.AddAssociationType(
"Foo",
sourceEntityType, EdmAssociationEndKind.Required,
targetEntityType, EdmAssociationEndKind.Many);
var associationSet = model.AddAssociationSet("FooSet", associationType);
Assert.NotNull(associationSet);
Assert.Equal("FooSet", associationSet.Name);
Assert.Same(associationType, associationSet.ElementType);
Assert.True(model.Containers.Single().AssociationSets.Contains(associationSet));
}
public void GetAssociationSet_should_return_association_set()
{
var model = new EdmModel().Initialize();
var entityType = model.AddEntityType("Foo");
model.AddEntitySet("FooSet", entityType);
var associationType = new EdmAssociationType().Initialize();
associationType.SourceEnd.EntityType = entityType;
associationType.TargetEnd.EntityType = entityType;
model.AddAssociationSet("FooSet", associationType);
var associationSet = model.GetAssociationSet(associationType);
Assert.NotNull(associationSet);
Assert.Same(associationType, associationSet.ElementType);
}
public void RemoveAssociationType_should_remove_type_and_set()
{
var model = new EdmModel().Initialize();
var associationType = model.AddAssociationType(
"A",
new EdmEntityType(), EdmAssociationEndKind.Optional,
new EdmEntityType(), EdmAssociationEndKind.Many);
model.AddAssociationSet("FooSet", associationType);
model.RemoveAssociationType(associationType);
Assert.Equal(0, model.GetAssociationTypes().Count());
Assert.Equal(0, model.Containers.First().AssociationSets.Count());
}
public void Generate_can_map_independent_association_type()
{
var model = new EdmModel().Initialize();
var principalEntityType = model.AddEntityType("P");
principalEntityType.SetClrType(typeof(object));
var idProperty1 = principalEntityType.AddPrimitiveProperty("Id1");
idProperty1.PropertyType.EdmType = EdmPrimitiveType.Int32;
principalEntityType.DeclaredKeyProperties.Add(idProperty1);
var idProperty2 = principalEntityType.AddPrimitiveProperty("Id2");
idProperty2.PropertyType.EdmType = EdmPrimitiveType.String;
principalEntityType.DeclaredKeyProperties.Add(idProperty2);
var dependentEntityType = model.AddEntityType("D");
dependentEntityType.SetClrType(typeof(string));
model.AddEntitySet("PSet", principalEntityType);
model.AddEntitySet("DSet", dependentEntityType);
var associationType
= model.AddAssociationType("P_D",
principalEntityType, EdmAssociationEndKind.Required,
dependentEntityType, EdmAssociationEndKind.Many);
model.AddAssociationSet("P_DSet", associationType);
associationType.SourceEnd.DeleteAction = EdmOperationAction.Cascade;
var databaseMapping = new DatabaseMappingGenerator(ProviderRegistry.Sql2008_ProviderManifest).Generate(model);
var foreignKeyConstraint
= databaseMapping.GetEntityTypeMapping(dependentEntityType).TypeMappingFragments.Single().Table.ForeignKeyConstraints.Single();
Assert.Equal(2, foreignKeyConstraint.DependentColumns.Count);
Assert.Equal(associationType.Name, foreignKeyConstraint.Name);
Assert.Equal(1, databaseMapping.EntityContainerMappings.Single().AssociationSetMappings.Count());
Assert.Equal(DbOperationAction.Cascade, foreignKeyConstraint.DeleteAction);
var foreignKeyColumn = foreignKeyConstraint.DependentColumns.First();
Assert.False(foreignKeyColumn.IsNullable);
Assert.Equal("P_Id1", foreignKeyColumn.Name);
}
