public static void RemoveDefaultDiscriminator(
this MappingFragment entityTypeMappingFragment, EntitySetMapping entitySetMapping)
{
DebugCheck.NotNull(entityTypeMappingFragment);
var discriminatorColumn = entityTypeMappingFragment.RemoveDefaultDiscriminatorCondition();
if (discriminatorColumn != null)
{
var table = entityTypeMappingFragment.Table;
table.Properties
.Where(c => c.Name.Equals(discriminatorColumn.Name, StringComparison.Ordinal))
.ToList()
.Each(table.RemoveMember);
}
if (entitySetMapping != null
&& entityTypeMappingFragment.IsConditionOnlyFragment()
&&
!entityTypeMappingFragment.ColumnConditions.Any())
{
var entityTypeMapping =
entitySetMapping.EntityTypeMappings.Single(
etm => etm.MappingFragments.Contains(entityTypeMappingFragment));
entityTypeMapping.RemoveFragment(entityTypeMappingFragment);
if (entityTypeMapping.MappingFragments.Count == 0)
{
entitySetMapping.RemoveTypeMapping(entityTypeMapping);
}
}
}
public void Cannot_remove_type_mapping_when_read_only()
{
var entityContainerMapping = new EntityContainerMapping(new EntityContainer("C", DataSpace.CSpace));
var entitySetMapping = new EntitySetMapping(new EntitySet(), entityContainerMapping);
var entityTypeMapping = new EntityTypeMapping(entitySetMapping);
entitySetMapping.AddTypeMapping(entityTypeMapping);
entitySetMapping.SetReadOnly();
Assert.Equal(
Strings.OperationOnReadOnlyItem,
Assert.Throws <InvalidOperationException>(
() => entitySetMapping.RemoveTypeMapping(entityTypeMapping)).Message);
}
public void Can_add_remove_type_mapping()
{
var storageSetMapping
= new EntitySetMapping(
new EntitySet(),
new EntityContainerMapping(new EntityContainer("C", DataSpace.CSpace)));
Assert.Empty(storageSetMapping.TypeMappings);
var entityTypeMapping = new EntityTypeMapping(storageSetMapping);
storageSetMapping.AddTypeMapping(entityTypeMapping);
Assert.Same(entityTypeMapping, storageSetMapping.TypeMappings.Single());
storageSetMapping.RemoveTypeMapping(entityTypeMapping);
Assert.Empty(storageSetMapping.TypeMappings);
}
public void Can_add_remove_type_mapping()
{
var storageSetMapping
= new EntitySetMapping(
new EntitySet(),
new EntityContainerMapping(new EntityContainer("C", DataSpace.CSpace)));
Assert.Empty(storageSetMapping.TypeMappings);
var entityTypeMapping = new EntityTypeMapping(storageSetMapping);
storageSetMapping.AddTypeMapping(entityTypeMapping);
Assert.Same(entityTypeMapping, storageSetMapping.TypeMappings.Single());
storageSetMapping.RemoveTypeMapping(entityTypeMapping);
Assert.Empty(storageSetMapping.TypeMappings);
}
public void Cannot_remove_type_mapping_when_read_only()
{
var entityContainerMapping = new EntityContainerMapping(new EntityContainer("C", DataSpace.CSpace));
var entitySetMapping = new EntitySetMapping(new EntitySet(), entityContainerMapping);
var entityTypeMapping = new EntityTypeMapping(entitySetMapping);
entitySetMapping.AddTypeMapping(entityTypeMapping);
entitySetMapping.SetReadOnly();
Assert.Equal(
Strings.OperationOnReadOnlyItem,
Assert.Throws<InvalidOperationException>(
() => entitySetMapping.RemoveTypeMapping(entityTypeMapping)).Message);
}
