Remove unnecessary tests

This reverts commit 2cc123d34f.

pkg/modules/rawdataexport/implrawdataexport/handler.go

@@ -114,6 +114,10 @@ func validateAndApplyDefaultExportLimits(queries []qbtypes.QueryEnvelope) error
 			return errors.NewInvalidInputf(errors.CodeInvalidInput, "limit cannot be more than %d", MaxExportRowCountLimit)
 		}
 		queries[idx].SetLimit(limit)
+
+		if queries[idx].GetOffset() < 0 {
+			return errors.NewInvalidInputf(errors.CodeInvalidInput, "offset must be non-negative")
+		}
 	}
 	return nil
 }

pkg/modules/rawdataexport/implrawdataexport/module.go

@@ -70,12 +70,13 @@ func exportRawDataForSingleQuery(querier querier.Querier, ctx context.Context, o
 
 	queries := rangeRequest.CompositeQuery.Queries
 	rowCountLimit := queries[queryIndex].GetLimit()
+	startingOffset := queries[queryIndex].GetOffset()
 	rowCount := 0
 
 	for rowCount < rowCountLimit {
 		chunkSize := min(ChunkSize, rowCountLimit-rowCount)
 		queries[queryIndex].SetLimit(chunkSize)
-		queries[queryIndex].SetOffset(rowCount)
+		queries[queryIndex].SetOffset(startingOffset + rowCount)
 
 		response, err := querier.QueryRange(ctx, orgID, rangeRequest)
 		if err != nil {