/// <summary>
/// Checks if the property return types in the DbSets are valid as a columntype. They either have to be able to be mapped by the TypeMapper
/// or be of type of another DbSet or be an enum.
/// </summary>
/// <param name="columnTypes">Types to check</param>
/// <param name="tableTypes">Types of other DbSets</param>
/// <returns>true when valid, false when not</returns>
private static bool ValidColumnTypes(IEnumerable <Type> columnTypes, IEnumerable <Type> tableTypes, ITypeMapper typeMapper)
{
return(columnTypes
.Select(cType => cType.IsNonStringEnumerable() ? cType.GetGenericArguments()[0] : cType)
.Where(columnType => string.IsNullOrEmpty(typeMapper.GetDbType(columnType)) && !columnType.IsEnum)
.All(tableTypes.Contains));
}
private static OrmDbType DbType(Type t, List <Type> tableTypes, HashSet <Constraint> constraints, ITypeMapper typeMapper)
{
var ddlType = typeMapper.GetDbType(t);
var pstmtType = PreparedStatementTypeMapper.Map(t);
if (tableTypes.Any(tType => tType == t))
{
ddlType = typeMapper.GetForeignKeyType();
pstmtType = PreparedStatementTypeMapper.GetForeignKeyType();
}
if (constraints.Any(c => c.GetType() == typeof(Pk)))
{
ddlType = typeMapper.GetPrimaryKeyType();
}
// because we always want to enforce enums to be text
if (t.IsEnum)
{
ddlType = typeMapper.GetEnumType();
}
return(new OrmDbType(
ddlType,
pstmtType
));
}
public void TestNonExistent()
{
var e = new TestEntity();
Assert.AreEqual(null, _typeMapper.GetDbType(e.GetType()));
}