milvus/tests/go_client/testcases/search_iterator_test.go
ThreadDao d1e4243e0b
test: new cases for goclient nullable and default value (#43879)
issue: #33419

Signed-off-by: ThreadDao <yufen.zong@zilliz.com>
2025-08-16 17:23:44 +08:00

503 lines
22 KiB
Go

package testcases
import (
"fmt"
"io"
"testing"
"time"
"github.com/stretchr/testify/require"
"go.uber.org/zap"
"github.com/milvus-io/milvus/client/v2/column"
"github.com/milvus-io/milvus/client/v2/entity"
client "github.com/milvus-io/milvus/client/v2/milvusclient"
"github.com/milvus-io/milvus/pkg/v2/log"
"github.com/milvus-io/milvus/tests/go_client/common"
hp "github.com/milvus-io/milvus/tests/go_client/testcases/helper"
)
func TestSearchIteratorDefault(t *testing.T) {
ctx := hp.CreateContext(t, time.Second*common.DefaultTimeout)
mc := hp.CreateDefaultMilvusClient(ctx, t)
// create -> insert -> flush -> index -> load
prepare, schema := hp.CollPrepare.CreateCollection(ctx, t, mc, hp.NewCreateCollectionParams(hp.Int64Vec), hp.TNewFieldsOption(), hp.TNewSchemaOption(),
hp.TWithConsistencyLevel(entity.ClStrong))
prepare.InsertData(ctx, t, mc, hp.NewInsertParams(schema), hp.TNewDataOption().TWithNb(common.DefaultNb*2))
prepare.FlushData(ctx, t, mc, schema.CollectionName)
prepare.CreateIndex(ctx, t, mc, hp.TNewIndexParams(schema))
prepare.Load(ctx, t, mc, hp.NewLoadParams(schema.CollectionName))
vector := entity.FloatVector(common.GenFloatVector(common.DefaultDim))
// search iterator default
itr, err := mc.SearchIterator(ctx, client.NewSearchIteratorOption(schema.CollectionName, vector))
common.CheckErr(t, err, true)
actualLimit := 0
for {
rs, err := itr.Next(ctx)
if err != nil {
if err == io.EOF {
break
} else {
log.Error("SearchIterator next gets error", zap.Error(err))
break
}
}
actualLimit = actualLimit + rs.ResultCount
}
require.LessOrEqual(t, actualLimit, common.DefaultNb*2)
// search iterator with limit
limit := 2000
itr, err = mc.SearchIterator(ctx, client.NewSearchIteratorOption(schema.CollectionName, vector).WithIteratorLimit(int64(limit)))
common.CheckErr(t, err, true)
common.CheckSearchIteratorResult(ctx, t, itr, limit, common.WithExpBatchSize(hp.GenBatchSizes(limit, common.DefaultBatchSize)))
}
func TestSearchIteratorGrowing(t *testing.T) {
ctx := hp.CreateContext(t, time.Second*common.DefaultTimeout)
mc := hp.CreateDefaultMilvusClient(ctx, t)
// create -> insert -> flush -> index -> load
prepare, schema := hp.CollPrepare.CreateCollection(ctx, t, mc, hp.NewCreateCollectionParams(hp.Int64Vec), hp.TNewFieldsOption(), hp.TNewSchemaOption(),
hp.TWithConsistencyLevel(entity.ClStrong))
prepare.CreateIndex(ctx, t, mc, hp.TNewIndexParams(schema))
prepare.Load(ctx, t, mc, hp.NewLoadParams(schema.CollectionName))
prepare.InsertData(ctx, t, mc, hp.NewInsertParams(schema), hp.TNewDataOption().TWithNb(common.DefaultNb*2))
// search iterator growing
vector := entity.FloatVector(common.GenFloatVector(common.DefaultDim))
// wait limit support
limit := 1000
itr, err := mc.SearchIterator(ctx, client.NewSearchIteratorOption(schema.CollectionName, vector).WithIteratorLimit(int64(limit)).WithBatchSize(100))
common.CheckErr(t, err, true)
common.CheckSearchIteratorResult(ctx, t, itr, limit, common.WithExpBatchSize(hp.GenBatchSizes(limit, 100)))
}
func TestSearchIteratorHitEmpty(t *testing.T) {
ctx := hp.CreateContext(t, time.Second*common.DefaultTimeout)
mc := hp.CreateDefaultMilvusClient(ctx, t)
// create -> insert -> flush -> index -> load
prepare, schema := hp.CollPrepare.CreateCollection(ctx, t, mc, hp.NewCreateCollectionParams(hp.Int64Vec), hp.TNewFieldsOption(), hp.TNewSchemaOption(),
hp.TWithConsistencyLevel(entity.ClStrong))
prepare.CreateIndex(ctx, t, mc, hp.TNewIndexParams(schema))
prepare.Load(ctx, t, mc, hp.NewLoadParams(schema.CollectionName))
// search
vector := entity.FloatVector(common.GenFloatVector(common.DefaultDim))
itr, err := mc.SearchIterator(ctx, client.NewSearchIteratorOption(schema.CollectionName, vector))
common.CheckErr(t, err, true)
common.CheckSearchIteratorResult(ctx, t, itr, 0, common.WithExpBatchSize(hp.GenBatchSizes(0, common.DefaultBatchSize)))
}
func TestSearchIteratorBatchSize(t *testing.T) {
ctx := hp.CreateContext(t, time.Second*common.DefaultTimeout)
mc := hp.CreateDefaultMilvusClient(ctx, t)
// create -> insert -> flush -> index -> load
prepare, schema := hp.CollPrepare.CreateCollection(ctx, t, mc, hp.NewCreateCollectionParams(hp.Int64Vec), hp.TNewFieldsOption(), hp.TNewSchemaOption(),
hp.TWithConsistencyLevel(entity.ClStrong))
prepare.InsertData(ctx, t, mc, hp.NewInsertParams(schema), hp.TNewDataOption().TWithNb(common.DefaultNb))
prepare.FlushData(ctx, t, mc, schema.CollectionName)
prepare.CreateIndex(ctx, t, mc, hp.TNewIndexParams(schema))
prepare.Load(ctx, t, mc, hp.NewLoadParams(schema.CollectionName))
// search iterator with special limit: 0, -1, -2
vector := entity.FloatVector(common.GenFloatVector(common.DefaultDim))
itr, err := mc.SearchIterator(ctx, client.NewSearchIteratorOption(schema.CollectionName, vector).WithIteratorLimit(0))
common.CheckErr(t, err, true)
common.CheckSearchIteratorResult(ctx, t, itr, 0, common.WithExpBatchSize(hp.GenBatchSizes(0, common.DefaultBatchSize)))
for _, _limit := range []int64{-1, -2} {
itr, err = mc.SearchIterator(ctx, client.NewSearchIteratorOption(schema.CollectionName, vector).WithIteratorLimit(_limit))
common.CheckErr(t, err, true)
actualLimit := 0
for {
rs, err := itr.Next(ctx)
if err != nil {
if err == io.EOF {
break
}
log.Error("SearchIterator next gets error", zap.Error(err))
break
}
actualLimit = actualLimit + rs.ResultCount
require.LessOrEqual(t, rs.ResultCount, common.DefaultBatchSize)
}
require.LessOrEqual(t, actualLimit, common.DefaultNb)
}
// search iterator
type batchStruct struct {
batch int
expBatchSize []int
}
limit := 201
batchStructs := []batchStruct{
{batch: limit / 2, expBatchSize: hp.GenBatchSizes(limit, limit/2)},
{batch: limit, expBatchSize: hp.GenBatchSizes(limit, limit)},
{batch: limit + 1, expBatchSize: hp.GenBatchSizes(limit, limit+1)},
}
for _, _batchStruct := range batchStructs {
vector := entity.FloatVector(common.GenFloatVector(common.DefaultDim))
itr, err := mc.SearchIterator(ctx, client.NewSearchIteratorOption(schema.CollectionName, vector).WithIteratorLimit(int64(limit)).WithBatchSize(_batchStruct.batch))
common.CheckErr(t, err, true)
common.CheckSearchIteratorResult(ctx, t, itr, limit, common.WithExpBatchSize(_batchStruct.expBatchSize))
}
}
func TestSearchIteratorOutputAllFields(t *testing.T) {
t.Parallel()
for _, dynamic := range [2]bool{false, true} {
ctx := hp.CreateContext(t, time.Second*common.DefaultTimeout)
mc := hp.CreateDefaultMilvusClient(ctx, t)
prepare, schema := hp.CollPrepare.CreateCollection(ctx, t, mc, hp.NewCreateCollectionParams(hp.AllFields), hp.TNewFieldsOption(),
hp.TNewSchemaOption().TWithEnableDynamicField(dynamic), hp.TWithConsistencyLevel(entity.ClStrong))
prepare.InsertData(ctx, t, mc, hp.NewInsertParams(schema), hp.TNewDataOption())
prepare.FlushData(ctx, t, mc, schema.CollectionName)
prepare.CreateIndex(ctx, t, mc, hp.TNewIndexParams(schema))
prepare.Load(ctx, t, mc, hp.NewLoadParams(schema.CollectionName))
var allFieldsName []string
for _, field := range schema.Fields {
allFieldsName = append(allFieldsName, field.Name)
}
if dynamic {
allFieldsName = append(allFieldsName, common.DefaultDynamicFieldName)
}
vector := entity.FloatVector(common.GenFloatVector(common.DefaultDim))
itr, err := mc.SearchIterator(ctx, client.NewSearchIteratorOption(schema.CollectionName, vector).WithANNSField(common.DefaultFloatVecFieldName).
WithOutputFields("*").WithIteratorLimit(100).WithBatchSize(12))
common.CheckErr(t, err, true)
common.CheckSearchIteratorResult(ctx, t, itr, 100, common.WithExpBatchSize(hp.GenBatchSizes(100, 12)), common.WithExpOutputFields(allFieldsName))
}
}
func TestQueryIteratorOutputSparseFieldsRows(t *testing.T) {
t.Parallel()
// connect
for _, withRows := range [2]bool{true, false} {
ctx := hp.CreateContext(t, time.Second*common.DefaultTimeout)
mc := hp.CreateDefaultMilvusClient(ctx, t)
prepare, schema := hp.CollPrepare.CreateCollection(ctx, t, mc, hp.NewCreateCollectionParams(hp.Int64VarcharSparseVec), hp.TNewFieldsOption(),
hp.TNewSchemaOption().TWithEnableDynamicField(true), hp.TWithConsistencyLevel(entity.ClStrong))
prepare.InsertData(ctx, t, mc, hp.NewInsertParams(schema).TWithIsRows(withRows), hp.TNewDataOption())
prepare.FlushData(ctx, t, mc, schema.CollectionName)
prepare.CreateIndex(ctx, t, mc, hp.TNewIndexParams(schema))
prepare.Load(ctx, t, mc, hp.NewLoadParams(schema.CollectionName))
fieldsName := []string{common.DefaultDynamicFieldName}
for _, field := range schema.Fields {
fieldsName = append(fieldsName, field.Name)
}
// output * fields
vector := common.GenSparseVector(common.DefaultDim)
itr, err := mc.SearchIterator(ctx, client.NewSearchIteratorOption(schema.CollectionName, vector).WithOutputFields("*").WithIteratorLimit(200).WithBatchSize(120))
common.CheckErr(t, err, true)
common.CheckSearchIteratorResult(ctx, t, itr, 200, common.WithExpBatchSize(hp.GenBatchSizes(200, 120)), common.WithExpOutputFields(fieldsName))
}
}
func TestSearchIteratorInvalid(t *testing.T) {
nb := 201
ctx := hp.CreateContext(t, time.Second*common.DefaultTimeout)
mc := hp.CreateDefaultMilvusClient(ctx, t)
// create -> insert -> flush -> index -> load
prepare, schema := hp.CollPrepare.CreateCollection(ctx, t, mc, hp.NewCreateCollectionParams(hp.Int64Vec), hp.TNewFieldsOption(), hp.TNewSchemaOption(),
hp.TWithConsistencyLevel(entity.ClStrong))
prepare.InsertData(ctx, t, mc, hp.NewInsertParams(schema), hp.TNewDataOption().TWithNb(nb))
prepare.FlushData(ctx, t, mc, schema.CollectionName)
prepare.CreateIndex(ctx, t, mc, hp.TNewIndexParams(schema))
prepare.Load(ctx, t, mc, hp.NewLoadParams(schema.CollectionName))
// search iterator with not exist collection name
vector := entity.FloatVector(common.GenFloatVector(common.DefaultDim))
_, err := mc.SearchIterator(ctx, client.NewSearchIteratorOption(common.GenRandomString("c", 5), vector))
common.CheckErr(t, err, false, "collection not found")
// search iterator with not exist partition name
_, err = mc.SearchIterator(ctx, client.NewSearchIteratorOption(schema.CollectionName, vector).WithPartitions(common.GenRandomString("p", 5)))
common.CheckErr(t, err, false, "not found")
_, err = mc.SearchIterator(ctx, client.NewSearchIteratorOption(schema.CollectionName, vector).WithPartitions(common.DefaultPartition, common.GenRandomString("p", 5)))
common.CheckErr(t, err, false, "not found")
// search iterator with not exist vector field name
_, err = mc.SearchIterator(ctx, client.NewSearchIteratorOption(schema.CollectionName, vector).WithANNSField(common.GenRandomString("f", 5)))
common.CheckErr(t, err, false, "failed to get field schema by name")
// search iterator with count(*)
_, err = mc.SearchIterator(ctx, client.NewSearchIteratorOption(schema.CollectionName, vector).WithOutputFields(common.QueryCountFieldName))
common.CheckErr(t, err, false, "field count(*) not exist")
// search iterator with invalid batch size
for _, batch := range []int{-1, 0, -2} {
_, err := mc.SearchIterator(ctx, client.NewSearchIteratorOption(schema.CollectionName, vector).WithBatchSize(batch))
common.CheckErr(t, err, false, "batch size must be greater than 0")
}
itr, err2 := mc.SearchIterator(ctx, client.NewSearchIteratorOption(schema.CollectionName, vector).WithBatchSize(common.MaxTopK+1))
common.CheckErr(t, err2, true)
_, err2 = itr.Next(ctx)
common.CheckErr(t, err2, false, "batch size is invalid, it should be in range [1, 16384]")
// search iterator with invalid offset
for _, offset := range []int{-2, -1, common.MaxTopK + 1} {
_, err := mc.SearchIterator(ctx, client.NewSearchIteratorOption(schema.CollectionName, vector).WithOffset(offset))
common.CheckErr(t, err, false, "it should be in range [1, 16384]")
}
}
func TestSearchIteratorWithInvalidExpr(t *testing.T) {
ctx := hp.CreateContext(t, time.Second*common.DefaultTimeout)
mc := hp.CreateDefaultMilvusClient(ctx, t)
// create -> insert -> flush -> index -> load
prepare, schema := hp.CollPrepare.CreateCollection(ctx, t, mc, hp.NewCreateCollectionParams(hp.Int64VecJSON), hp.TNewFieldsOption(), hp.TNewSchemaOption().TWithEnableDynamicField(true),
hp.TWithConsistencyLevel(entity.ClStrong))
prepare.InsertData(ctx, t, mc, hp.NewInsertParams(schema), hp.TNewDataOption().TWithNb(common.DefaultNb))
prepare.FlushData(ctx, t, mc, schema.CollectionName)
prepare.CreateIndex(ctx, t, mc, hp.TNewIndexParams(schema))
prepare.Load(ctx, t, mc, hp.NewLoadParams(schema.CollectionName))
vector := entity.FloatVector(common.GenFloatVector(common.DefaultDim))
for _, _invalidExprs := range common.InvalidExpressions {
t.Log(_invalidExprs)
_, err := mc.SearchIterator(ctx, client.NewSearchIteratorOption(schema.CollectionName, vector).WithFilter(_invalidExprs.Expr))
common.CheckErr(t, err, _invalidExprs.ErrNil, _invalidExprs.ErrMsg, "")
}
}
func TestSearchIteratorTemplateKey(t *testing.T) {
ctx := hp.CreateContext(t, time.Second*common.DefaultTimeout)
mc := hp.CreateDefaultMilvusClient(ctx, t)
// create -> insert -> flush -> index -> load
prepare, schema := hp.CollPrepare.CreateCollection(ctx, t, mc, hp.NewCreateCollectionParams(hp.Int64Vec), hp.TNewFieldsOption(), hp.TNewSchemaOption(),
hp.TWithConsistencyLevel(entity.ClStrong))
prepare.InsertData(ctx, t, mc, hp.NewInsertParams(schema), hp.TNewDataOption().TWithNb(common.DefaultNb*2))
prepare.FlushData(ctx, t, mc, schema.CollectionName)
prepare.CreateIndex(ctx, t, mc, hp.TNewIndexParams(schema))
prepare.Load(ctx, t, mc, hp.NewLoadParams(schema.CollectionName))
vector := entity.FloatVector(common.GenFloatVector(common.DefaultDim))
// search iterator default
value := 2000
itr, err := mc.SearchIterator(ctx, client.NewSearchIteratorOption(schema.CollectionName, vector).WithIteratorLimit(100).WithBatchSize(10).
WithFilter(fmt.Sprintf("%s < {key}", common.DefaultInt64FieldName)).WithTemplateParam("key", value))
common.CheckErr(t, err, true)
actualLimit := 0
for {
rs, err := itr.Next(ctx)
if err != nil {
if err == io.EOF {
break
}
log.Error("SearchIterator next gets error", zap.Error(err))
break
}
actualLimit = actualLimit + rs.ResultCount
require.Equal(t, 10, rs.ResultCount)
// check result ids < value
for _, id := range rs.IDs.(*column.ColumnInt64).Data() {
require.Less(t, id, int64(value))
}
}
require.LessOrEqual(t, actualLimit, 100)
}
func TestSearchIteratorGroupBy(t *testing.T) {
ctx := hp.CreateContext(t, time.Second*common.DefaultTimeout)
mc := hp.CreateDefaultMilvusClient(ctx, t)
// create -> insert -> flush -> index -> load
prepare, schema := hp.CollPrepare.CreateCollection(ctx, t, mc, hp.NewCreateCollectionParams(hp.Int64Vec), hp.TNewFieldsOption(), hp.TNewSchemaOption(),
hp.TWithConsistencyLevel(entity.ClStrong))
prepare.InsertData(ctx, t, mc, hp.NewInsertParams(schema), hp.TNewDataOption().TWithNb(common.DefaultNb))
prepare.FlushData(ctx, t, mc, schema.CollectionName)
prepare.CreateIndex(ctx, t, mc, hp.TNewIndexParams(schema))
prepare.Load(ctx, t, mc, hp.NewLoadParams(schema.CollectionName))
vector := entity.FloatVector(common.GenFloatVector(common.DefaultDim))
_, err := mc.SearchIterator(ctx, client.NewSearchIteratorOption(schema.CollectionName, vector).WithGroupByField(common.DefaultInt64FieldName).
WithIteratorLimit(500).WithBatchSize(100))
common.CheckErr(t, err, false, "Not allowed to do groupBy when doing iteration")
}
func TestSearchIteratorIgnoreGrowing(t *testing.T) {
ctx := hp.CreateContext(t, time.Second*common.DefaultTimeout)
mc := hp.CreateDefaultMilvusClient(ctx, t)
// create -> insert -> flush -> index -> load
prepare, schema := hp.CollPrepare.CreateCollection(ctx, t, mc, hp.NewCreateCollectionParams(hp.Int64Vec), hp.TNewFieldsOption(), hp.TNewSchemaOption(),
hp.TWithConsistencyLevel(entity.ClStrong))
prepare.InsertData(ctx, t, mc, hp.NewInsertParams(schema), hp.TNewDataOption().TWithNb(common.DefaultNb))
prepare.FlushData(ctx, t, mc, schema.CollectionName)
prepare.CreateIndex(ctx, t, mc, hp.TNewIndexParams(schema))
prepare.Load(ctx, t, mc, hp.NewLoadParams(schema.CollectionName))
// growing pk [DefaultNb, DefaultNb*2]
prepare.InsertData(ctx, t, mc, hp.NewInsertParams(schema), hp.TNewDataOption().TWithNb(common.DefaultNb).TWithStart(common.DefaultNb))
// search iterator growing
vector := entity.FloatVector(common.GenFloatVector(common.DefaultDim))
itr, err := mc.SearchIterator(ctx, client.NewSearchIteratorOption(schema.CollectionName, vector).WithIgnoreGrowing(true).WithIteratorLimit(100).WithBatchSize(10))
common.CheckErr(t, err, true)
actualLimit := 0
for {
rs, err := itr.Next(ctx)
if err != nil {
if err == io.EOF {
break
}
log.Error("SearchIterator next gets error", zap.Error(err))
break
}
actualLimit = actualLimit + rs.ResultCount
for _, id := range rs.IDs.(*column.ColumnInt64).Data() {
require.Less(t, id, int64(common.DefaultNb))
}
}
require.LessOrEqual(t, actualLimit, 100)
}
func TestSearchIteratorNull(t *testing.T) {
ctx := hp.CreateContext(t, time.Second*common.DefaultTimeout)
mc := hp.CreateDefaultMilvusClient(ctx, t)
pkField := entity.NewField().WithName(common.DefaultInt64FieldName).WithDataType(entity.FieldTypeInt64).WithIsPrimaryKey(true)
vecField := entity.NewField().WithName(common.DefaultFloatVecFieldName).WithDataType(entity.FieldTypeFloatVector).WithDim(common.DefaultDim)
int32NullField := entity.NewField().WithName(common.DefaultInt32FieldName).WithDataType(entity.FieldTypeInt32).WithNullable(true)
schema := entity.NewSchema().WithName(common.GenRandomString("null_int32", 10)).WithField(pkField).WithField(vecField).WithField(int32NullField)
errCreate := mc.CreateCollection(ctx, client.NewCreateCollectionOption(schema.CollectionName, schema).WithConsistencyLevel(entity.ClStrong))
common.CheckErr(t, errCreate, true)
prepare := hp.CollPrepare.CreateIndex(ctx, t, mc, hp.TNewIndexParams(schema))
prepare.Load(ctx, t, mc, hp.NewLoadParams(schema.CollectionName))
// Generate test data with boundary values
nb := common.DefaultNb * 3
pkColumn := hp.GenColumnData(nb, entity.FieldTypeInt64, *hp.TNewDataOption())
vecColumn := hp.GenColumnData(nb, entity.FieldTypeFloatVector, *hp.TNewDataOption())
int32Values := make([]int32, 0, nb)
validData := make([]bool, 0, nb)
// Generate JSON documents
for i := 0; i < nb; i++ {
_mod := i % 2
if _mod == 0 {
validData = append(validData, false)
} else {
int32Values = append(int32Values, int32(i))
validData = append(validData, true)
}
}
nullColumn, err := column.NewNullableColumnInt32(common.DefaultInt32FieldName, int32Values, validData)
common.CheckErr(t, err, true)
_, err = mc.Insert(ctx, client.NewColumnBasedInsertOption(schema.CollectionName, pkColumn, vecColumn, nullColumn))
common.CheckErr(t, err, true)
// search iterator with null expr
expr := fmt.Sprintf("%s is null", common.DefaultInt32FieldName)
vector := entity.FloatVector(common.GenFloatVector(common.DefaultDim))
itr, err2 := mc.SearchIterator(ctx, client.NewSearchIteratorOption(schema.CollectionName, vector).WithFilter(expr).WithIteratorLimit(100).WithBatchSize(10).WithOutputFields(common.DefaultInt32FieldName))
common.CheckErr(t, err2, true)
actualLimit := 0
for {
rs, err := itr.Next(ctx)
if err != nil {
if err == io.EOF {
break
}
log.Error("SearchIterator next gets error", zap.Error(err))
break
}
actualLimit = actualLimit + rs.ResultCount
require.Equal(t, 10, rs.ResultCount)
for _, field := range rs.Fields {
if field.Name() == common.DefaultInt32FieldName {
for i := 0; i < field.Len(); i++ {
isNull, err := field.IsNull(i)
common.CheckErr(t, err, true)
require.True(t, isNull)
}
}
}
}
require.LessOrEqual(t, actualLimit, 100)
}
func TestSearchIteratorDefaultValue(t *testing.T) {
ctx := hp.CreateContext(t, time.Second*common.DefaultTimeout)
mc := hp.CreateDefaultMilvusClient(ctx, t)
pkField := entity.NewField().WithName(common.DefaultInt64FieldName).WithDataType(entity.FieldTypeInt64).WithIsPrimaryKey(true)
vecField := entity.NewField().WithName(common.DefaultFloatVecFieldName).WithDataType(entity.FieldTypeFloatVector).WithDim(common.DefaultDim)
int32NullField := entity.NewField().WithName(common.DefaultInt32FieldName).WithDataType(entity.FieldTypeInt32).WithDefaultValueInt(100)
schema := entity.NewSchema().WithName(common.GenRandomString("null_int32", 10)).WithField(pkField).WithField(vecField).WithField(int32NullField)
errCreate := mc.CreateCollection(ctx, client.NewCreateCollectionOption(schema.CollectionName, schema).WithConsistencyLevel(entity.ClStrong))
common.CheckErr(t, errCreate, true)
prepare := hp.CollPrepare.CreateIndex(ctx, t, mc, hp.TNewIndexParams(schema))
prepare.Load(ctx, t, mc, hp.NewLoadParams(schema.CollectionName))
// Generate test data with boundary values
nb := common.DefaultNb * 3
pkColumn := hp.GenColumnData(nb, entity.FieldTypeInt64, *hp.TNewDataOption())
vecColumn := hp.GenColumnData(nb, entity.FieldTypeFloatVector, *hp.TNewDataOption())
int32Values := make([]int32, 0, nb)
validData := make([]bool, 0, nb)
// Generate JSON documents
for i := 0; i < nb; i++ {
_mod := i % 2
if _mod == 0 {
validData = append(validData, false)
} else {
int32Values = append(int32Values, int32(i))
validData = append(validData, true)
}
}
nullColumn, err := column.NewNullableColumnInt32(common.DefaultInt32FieldName, int32Values, validData)
common.CheckErr(t, err, true)
_, err = mc.Insert(ctx, client.NewColumnBasedInsertOption(schema.CollectionName, pkColumn, vecColumn, nullColumn))
common.CheckErr(t, err, true)
// search iterator with null expr
expr := fmt.Sprintf("%s == 100", common.DefaultInt32FieldName)
vector := entity.FloatVector(common.GenFloatVector(common.DefaultDim))
itr, err2 := mc.SearchIterator(ctx, client.NewSearchIteratorOption(schema.CollectionName, vector).WithFilter(expr).WithIteratorLimit(100).WithBatchSize(10).WithOutputFields(common.DefaultInt32FieldName))
common.CheckErr(t, err2, true)
actualLimit := 0
for {
rs, err := itr.Next(ctx)
if err != nil {
if err == io.EOF {
break
}
log.Error("SearchIterator next gets error", zap.Error(err))
break
}
actualLimit = actualLimit + rs.ResultCount
require.Equal(t, 10, rs.ResultCount)
for _, field := range rs.Fields {
if field.Name() == common.DefaultInt32FieldName {
for i := 0; i < field.Len(); i++ {
fieldData, _ := field.Get(i)
require.EqualValues(t, 100, fieldData)
}
}
}
}
require.LessOrEqual(t, actualLimit, 100)
}