public static SqlCommand MockInsert <TSource, TTarget>(this DbTable <TTarget> dbTable, int rowsAffected, DbSet <TSource> source, Action <ColumnMapper, TSource, TTarget> columnMapper)
where TSource : Model, new()
where TTarget : Model, new()
{
dbTable.Verify(source, nameof(source));
var columnMappings = dbTable.Verify(columnMapper, nameof(columnMapper), source._);
var result = dbTable.GetInsertCommand(dbTable.BuildInsertStatement(source, columnMappings));
dbTable.UpdateOrigin(source, rowsAffected);
return(result);
}