enhance: Add back unit test for compactor and fix some TODOs (#31829)

This PR adds back compactor "Unhandled" data type unit test and fixes
some TODOs behvaior

Signed-off-by: Congqi Xia <congqi.xia@zilliz.com>

internal/datanode/compactor.go

@@ -719,15 +719,12 @@ func interface2FieldData(schemaDataType schemapb.DataType, content []interface{}
 			Data: make([]*schemapb.ScalarField, 0, len(content)),
 		}
 
-		if len(content) > 0 {
-			data.ElementType = content[0].(*schemapb.ScalarField).GetArrayData().GetElementType()
-		}
-
 		for _, c := range content {
 			r, ok := c.(*schemapb.ScalarField)
 			if !ok {
 				return nil, errTransferType
 			}
+			data.ElementType = r.GetArrayData().GetElementType()
 			data.Data = append(data.Data, r)
 		}
 		rst = data

internal/datanode/compactor_test.go

@@ -116,17 +116,16 @@ func TestCompactionTaskInnerMethods(t *testing.T) {
 		}
 
 		// make sure all new data types missed to handle would throw unexpected error
-		// todo(yah01): enable this after the BF16 vector type ready
-		// for typeName, typeValue := range schemapb.DataType_value {
-		// 	tests = append(tests, struct {
-		// 		isvalid bool
+		for typeName, typeValue := range schemapb.DataType_value {
+			tests = append(tests, struct {
+				isvalid bool
 
-		// 		tp      schemapb.DataType
-		// 		content []interface{}
+				tp      schemapb.DataType
+				content []interface{}
 
-		// 		description string
-		// 	}{false, schemapb.DataType(typeValue), []interface{}{nil, nil}, "invalid " + typeName})
-		// }
+				description string
+			}{false, schemapb.DataType(typeValue), []interface{}{nil, nil}, "invalid " + typeName})
+		}
 
 		for _, test := range tests {
 			t.Run(test.description, func(t *testing.T) {
@@ -136,7 +135,7 @@ func TestCompactionTaskInnerMethods(t *testing.T) {
 					assert.Equal(t, 2, fd.RowNum())
 				} else {
 					fd, err := interface2FieldData(test.tp, test.content, 2)
-					assert.ErrorIs(t, err, errTransferType)
+					assert.True(t, errors.Is(err, errTransferType) || errors.Is(err, errUnknownDataType))
 					assert.Nil(t, fd)
 				}
 			})

internal/querycoordv2/utils/meta.go

@@ -17,7 +17,6 @@
 package utils
 
 import (
-	"fmt"
 	"math/rand"
 	"sort"
 
@@ -62,8 +61,7 @@ func GetPartitions(collectionMgr *meta.CollectionManager, collectionID int64) ([
 		}
 	}
 
-	// todo(yah01): replace this error with a defined error
-	return nil, fmt.Errorf("collection/partition not loaded")
+	return nil, merr.WrapErrCollectionNotLoaded(collectionID)
 }
 
 // GroupNodesByReplica groups nodes by replica,

internal/querynodev2/segments/segment_l0.go

@@ -1,8 +1,10 @@
-// Copyright 2023 yah01
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
+// Licensed to the LF AI & Data foundation under one
+// or more contributor license agreements. See the NOTICE file
+// distributed with this work for additional information
+// regarding copyright ownership. The ASF licenses this file
+// to you under the Apache License, Version 2.0 (the
+// "License"); you may not use this file except in compliance
+// with the License. You may obtain a copy of the License at
 //
 //     http://www.apache.org/licenses/LICENSE-2.0
 //