public void SimpleLookupWithDynamicObject(IConnectionManager connection)
{
//Arrange
TwoColumnsTableFixture source2Columns = new TwoColumnsTableFixture(connection, "SourceLookupDynamicObject");
source2Columns.InsertTestData();
FourColumnsTableFixture dest4Columns = new FourColumnsTableFixture(connection, "DestinationLookupDynamicObject", -1);
DbSource <ExpandoObject> source = new DbSource <ExpandoObject>(connection, "SourceLookupDynamicObject");
DbDestination <ExpandoObject> dest = new DbDestination <ExpandoObject>(connection, "DestinationLookupDynamicObject");
//Act
List <ExpandoObject> lookupList = new List <ExpandoObject>();
CsvSource <ExpandoObject> lookupSource = new CsvSource <ExpandoObject>("res/Lookup/LookupSource.csv");
var lookup = new ETLBox.DataFlow.LookupTransformation <ExpandoObject, ExpandoObject>(
lookupSource,
row =>
{
dynamic r = row as ExpandoObject;
r.Col3 = lookupList
.Where(lkupRow => { dynamic lk = lkupRow as dynamic; return(int.Parse(lk.Key) == r.Col1); })
.Select(lkupRow => { dynamic lk = lkupRow as dynamic;
return(lk.Column3 == string.Empty ? null : Int64.Parse(lk.Column3)); })
.FirstOrDefault();
r.Col4 = lookupList
.Where(lkupRow => { dynamic lk = lkupRow as dynamic; return(int.Parse(lk.Key) == r.Col1); })
.Select(lkupRow => { dynamic lk = lkupRow as dynamic; return(double.Parse(lk.Column4)); })
.FirstOrDefault();
return(row);
},
lookupList
);
source.LinkTo(lookup);
lookup.LinkTo(dest);
source.Execute();
dest.Wait();
//Assert
dest4Columns.AssertTestData();
}
public void InputTypeSameAsOutput(IConnectionManager connection)
{
//Arrange
FourColumnsTableFixture source4Columns = new FourColumnsTableFixture(connection, "SourceLookupSameType");
source4Columns.InsertTestData();
FourColumnsTableFixture dest4Columns = new FourColumnsTableFixture(connection, "DestinationLookupSameType");
FourColumnsTableFixture lookup4Columns = new FourColumnsTableFixture(connection, "LookupSameType");
lookup4Columns.InsertTestData();
DbSource <MyDataRow> source = new DbSource <MyDataRow>("SourceLookupSameType", connection);
DbSource <MyLookupRow> lookupSource = new DbSource <MyLookupRow>("LookupSameType", connection);
var lookup = new ETLBox.DataFlow.LookupTransformation <MyDataRow, MyLookupRow>();
lookup.TransformationFunc =
row =>
{
row.Col1 = row.Col1;
row.Col2 = row.Col2;
row.Col3 = lookup.LookupData.Where(ld => ld.Key == row.Col1).Select(ld => ld.LookupValue1).FirstOrDefault();
row.Col4 = lookup.LookupData.Where(ld => ld.Key == row.Col1).Select(ld => ld.LookupValue2).FirstOrDefault();
return(row);
};
lookup.Source = lookupSource;
DbDestination <MyDataRow> dest = new DbDestination <MyDataRow>("DestinationLookupSameType", connection);
source.LinkTo(lookup);
lookup.LinkTo(dest);
source.Execute();
dest.Wait();
//Assert
dest4Columns.AssertTestData();
}