public void HasKeyOnDerivedTypes_Throws_IfCallDerivedFromFirst_ThenHasKey()
{
// Arrange
ODataModelBuilder builder = new ODataModelBuilder();
builder.EntityType <Vehicle>().Abstract();
builder.EntityType <Motorcycle>().DerivesFrom <Vehicle>().HasKey(m => m.ID);
EntityTypeConfiguration <SportBike> sportBikeType = builder.EntityType <SportBike>();
// Act & Assert
ExceptionAssert.Throws <InvalidOperationException>(() => sportBikeType.DerivesFrom <Motorcycle>().HasKey(s => s.SportBikeProperty_NotVisible),
"Cannot define keys on type 'Microsoft.AspNet.OData.Test.Builder.TestModels.SportBike' deriving from 'Microsoft.AspNet.OData.Test.Builder.TestModels.Motorcycle'. " +
"The base type in the entity inheritance hierarchy already contains keys.");
}
static EntitySetConfiguration CreateEntitySet(XPClassInfo classInfo, ODataModelBuilder builder)
{
EntitySetConfiguration entitySetConfig = builder.EntitySets.FirstOrDefault(t => t.EntityType.ClrType == classInfo.ClassType);
if (entitySetConfig != null)
{
return(entitySetConfig);
}
EntityTypeConfiguration entityTypeConfig = builder.AddEntityType(classInfo.ClassType);
entitySetConfig = builder.AddEntitySet(classInfo.ClassType.Name, entityTypeConfig);
if (classInfo.PersistentBaseClass != null)
{
EntitySetConfiguration baseClassEntitySetConfig = CreateEntitySet(classInfo.PersistentBaseClass, builder);
entityTypeConfig.DerivesFrom(baseClassEntitySetConfig.EntityType);
}
else
{
if (classInfo.KeyProperty is ReflectionFieldInfo)
{
foreach (XPMemberInfo mi in classInfo.Members)
{
if (mi.IsAliased)
{
string aliasedExpr = ((PersistentAliasAttribute)mi.GetAttributeInfo(typeof(PersistentAliasAttribute))).AliasExpression;
var aliasedCriteria = CriteriaOperator.Parse(aliasedExpr) as OperandProperty;
if (!ReferenceEquals(null, aliasedCriteria) && aliasedCriteria.PropertyName == classInfo.KeyProperty.Name)
{
entityTypeConfig.HasKey(classInfo.ClassType.GetProperty(mi.Name));
break;
}
}
}
}
else
{
entityTypeConfig.HasKey(classInfo.ClassType.GetProperty(classInfo.KeyProperty.Name));
}
}
return(entitySetConfig);
}
static EntitySetConfiguration CreateEntitySet(XPClassInfo classInfo, ODataModelBuilder builder)
{
EntitySetConfiguration entitySetConfig = builder.EntitySets.FirstOrDefault(t => t.EntityType.ClrType == classInfo.ClassType);
if (entitySetConfig != null)
{
return(entitySetConfig);
}
EntityTypeConfiguration entityTypeConfig = builder.AddEntityType(classInfo.ClassType);
entitySetConfig = builder.AddEntitySet(classInfo.ClassType.Name, entityTypeConfig);
if (classInfo.PersistentBaseClass != null)
{
EntitySetConfiguration baseClassEntitySetConfig = CreateEntitySet(classInfo.PersistentBaseClass, builder);
entityTypeConfig.DerivesFrom(baseClassEntitySetConfig.EntityType);
}
else
{
entityTypeConfig.HasKey(classInfo.ClassType.GetProperty(classInfo.KeyProperty.Name));
}
return(entitySetConfig);
}
