package reader

//import (
//	"context"
//	"log"
//	"math"
//	"sync"
//	"testing"
//	"time"
//
//	"github.com/stretchr/testify/assert"
//	"github.com/zilliztech/milvus-distributed/internal/conf"
//	"github.com/zilliztech/milvus-distributed/internal/master/collection"
//	"github.com/zilliztech/milvus-distributed/internal/master/segment"
//	"github.com/zilliztech/milvus-distributed/internal/msgclient"
//	"github.com/zilliztech/milvus-distributed/internal/proto/schemapb"
//)
//
//func TestMeta_GetCollectionObjId(t *testing.T) {
//	conf.LoadConfig("config.yaml")
//
//	var key = "/collection/collection0"
//	var collectionObjID1 = GetCollectionObjID(key)
//
//	assert.Equal(t, collectionObjID1, "/collection/collection0")
//
//	key = "fakeKey"
//	var collectionObjID2 = GetCollectionObjID(key)
//
//	assert.Equal(t, collectionObjID2, "fakeKey")
//}
//
//func TestMeta_GetSegmentObjId(t *testing.T) {
//	conf.LoadConfig("config.yaml")
//
//	var key = "/segment/segment0"
//	var segmentObjID1 = GetSegmentObjID(key)
//
//	assert.Equal(t, segmentObjID1, "/segment/segment0")
//
//	key = "fakeKey"
//	var segmentObjID2 = GetSegmentObjID(key)
//
//	assert.Equal(t, segmentObjID2, "fakeKey")
//}
//
//func TestMeta_isCollectionObj(t *testing.T) {
//	conf.LoadConfig("config.yaml")
//
//	var key = "by-dev/collection/collection0"
//	var b1 = isCollectionObj(key)
//
//	assert.Equal(t, b1, true)
//
//	key = "by-dev/segment/segment0"
//	var b2 = isCollectionObj(key)
//
//	assert.Equal(t, b2, false)
//}
//
//func TestMeta_isSegmentObj(t *testing.T) {
//	conf.LoadConfig("config.yaml")
//
//	var key = "by-dev/segment/segment0"
//	var b1 = isSegmentObj(key)
//
//	assert.Equal(t, b1, true)
//
//	key = "by-dev/collection/collection0"
//	var b2 = isSegmentObj(key)
//
//	assert.Equal(t, b2, false)
//}
//
//func TestMeta_isSegmentChannelRangeInQueryNodeChannelRange(t *testing.T) {
//	conf.LoadConfig("config.yaml")
//
//	var s = segment.Segment{
//		SegmentID:      int64(0),
//		CollectionID:   int64(0),
//		PartitionTag:   "partition0",
//		ChannelStart:   0,
//		ChannelEnd:     128,
//		OpenTimeStamp:  uint64(0),
//		CloseTimeStamp: uint64(math.MaxUint64),
//		CollectionName: "collection0",
//		Rows:           int64(0),
//	}
//
//	var b = isSegmentChannelRangeInQueryNodeChannelRange(&s)
//	assert.Equal(t, b, true)
//
//	s = segment.Segment{
//		SegmentID:      int64(0),
//		CollectionID:   int64(0),
//		PartitionTag:   "partition0",
//		ChannelStart:   128,
//		ChannelEnd:     256,
//		OpenTimeStamp:  uint64(0),
//		CloseTimeStamp: uint64(math.MaxUint64),
//		CollectionName: "collection0",
//		Rows:           int64(0),
//	}
//
//	b = isSegmentChannelRangeInQueryNodeChannelRange(&s)
//	assert.Equal(t, b, false)
//}
//
//func TestMeta_PrintCollectionStruct(t *testing.T) {
//	var age = collection.FieldMeta{
//		FieldName: "age",
//		Type:      schemapb.DataType_INT32,
//		DIM:       int64(1),
//	}
//
//	var vec = collection.FieldMeta{
//		FieldName: "vec",
//		Type:      schemapb.DataType_VECTOR_FLOAT,
//		DIM:       int64(16),
//	}
//
//	var fieldMetas = []collection.FieldMeta{age, vec}
//
//	var c = collection.Collection{
//		ID:         int64(0),
//		Name:       "collection0",
//		CreateTime: uint64(0),
//		Schema:     fieldMetas,
//		SegmentIDs: []int64{
//			0, 1, 2,
//		},
//		PartitionTags: []string{
//			"partition0",
//		},
//		GrpcMarshalString: "",
//	}
//
//	printCollectionStruct(&c)
//}
//
//func TestMeta_PrintSegmentStruct(t *testing.T) {
//	var s = segment.Segment{
//		SegmentID:      int64(0),
//		CollectionID:   int64(0),
//		PartitionTag:   "partition0",
//		ChannelStart:   128,
//		ChannelEnd:     256,
//		OpenTimeStamp:  uint64(0),
//		CloseTimeStamp: uint64(math.MaxUint64),
//		CollectionName: "collection0",
//		Rows:           int64(0),
//	}
//
//	printSegmentStruct(&s)
//}
//
//func TestMeta_ProcessCollectionCreate(t *testing.T) {
//	conf.LoadConfig("config.yaml")
//
//	d := time.Now().Add(ctxTimeInMillisecond * time.Millisecond)
//	ctx, cancel := context.WithDeadline(context.Background(), d)
//	defer cancel()
//
//	mc := msgclient.ReaderMessageClient{}
//	node := CreateQueryNode(ctx, 0, 0, &mc)
//
//	id := "0"
//	value := "{\"id\":0,\"name\":\"test\",\"creat_time\":1603359905,\"schema\":" +
//		"[{\"field_name\":\"age\",\"type\":4,\"dimension\":1}," +
//		"{\"field_name\":\"field_vec\",\"type\":101,\"dimension\":512}]," +
//		"\"segment_ids\":[6886378356295345384],\"partition_tags\":[\"default\"]," +
//		"\"grpc_marshal_string\":\"id: 6886378356295345384\\nname: \\\"test\\\"\\nschema: \\u003c\\n  " +
//		"field_metas: \\u003c\\n    field_name: \\\"age\\\"\\n    type: INT32\\n    dim: 1\\n  \\u003e\\n  " +
//		"field_metas: \\u003c\\n    field_name: \\\"field_vec\\\"\\n    type: VECTOR_FLOAT\\n    " +
//		"dim: 512\\n  \\u003e\\n\\u003e\\ncreate_time: 1603359905\\nsegment_ids: " +
//		"6886378356295345384\\npartition_tags: \\\"default\\\"\\n\",\"index_param\":null}"
//
//	node.processCollectionCreate(id, value)
//	c := node.Collections[0]
//
//	assert.Equal(t, c.CollectionName, "test")
//	assert.Equal(t, c.CollectionID, uint64(0))
//}
//
//func TestMeta_ProcessSegmentCreate(t *testing.T) {
//	conf.LoadConfig("config.yaml")
//
//	d := time.Now().Add(ctxTimeInMillisecond * time.Millisecond)
//	ctx, cancel := context.WithDeadline(context.Background(), d)
//	defer cancel()
//
//	mc := msgclient.ReaderMessageClient{}
//	node := CreateQueryNode(ctx, 0, 0, &mc)
//
//	id := "0"
//	value := "{\"segment_id\":0,\"collection_id\":0," +
//		"\"partition_tag\":\"default\",\"channel_start\":0,\"channel_end\":128," +
//		"\"open_timestamp\":1603360439,\"close_timestamp\":70368744177663," +
//		"\"collection_name\":\"test\",\"segment_status\":0,\"rows\":0}"
//
//	c := node.newCollection(int64(0), "test", "")
//	c.newPartition("default")
//
//	node.processSegmentCreate(id, value)
//	s := node.SegmentsMap[int64(0)]
//
//	assert.Equal(t, s.SegmentID, int64(0))
//	assert.Equal(t, s.SegmentCloseTime, uint64(70368744177663))
//	assert.Equal(t, s.SegmentStatus, 0)
//}
//
//func TestMeta_ProcessCreate(t *testing.T) {
//	conf.LoadConfig("config.yaml")
//
//	d := time.Now().Add(ctxTimeInMillisecond * time.Millisecond)
//	ctx, cancel := context.WithDeadline(context.Background(), d)
//	defer cancel()
//
//	mc := msgclient.ReaderMessageClient{}
//	node := CreateQueryNode(ctx, 0, 0, &mc)
//
//	key1 := "by-dev/collection/0"
//	msg1 := "{\"id\":0,\"name\":\"test\",\"creat_time\":1603359905,\"schema\":" +
//		"[{\"field_name\":\"age\",\"type\":4,\"dimension\":1}," +
//		"{\"field_name\":\"field_vec\",\"type\":101,\"dimension\":512}]," +
//		"\"segment_ids\":[6886378356295345384],\"partition_tags\":[\"default\"]," +
//		"\"grpc_marshal_string\":\"id: 6886378356295345384\\nname: \\\"test\\\"\\nschema: \\u003c\\n  " +
//		"field_metas: \\u003c\\n    field_name: \\\"age\\\"\\n    type: INT32\\n    dim: 1\\n  \\u003e\\n  " +
//		"field_metas: \\u003c\\n    field_name: \\\"field_vec\\\"\\n    type: VECTOR_FLOAT\\n    " +
//		"dim: 512\\n  \\u003e\\n\\u003e\\ncreate_time: 1603359905\\nsegment_ids: " +
//		"6886378356295345384\\npartition_tags: \\\"default\\\"\\n\",\"index_param\":null}"
//
//	node.processCreate(key1, msg1)
//	c := node.Collections[0]
//
//	assert.Equal(t, c.CollectionName, "test")
//	assert.Equal(t, c.CollectionID, uint64(0))
//
//	key2 := "by-dev/segment/0"
//	msg2 := "{\"segment_id\":0,\"collection_id\":0," +
//		"\"partition_tag\":\"default\",\"channel_start\":0,\"channel_end\":128," +
//		"\"open_timestamp\":1603360439,\"close_timestamp\":70368744177663," +
//		"\"collection_name\":\"test\",\"segment_status\":0,\"rows\":0}"
//
//	node.processCreate(key2, msg2)
//	s := node.SegmentsMap[int64(0)]
//
//	assert.Equal(t, s.SegmentID, int64(0))
//	assert.Equal(t, s.SegmentCloseTime, uint64(70368744177663))
//	assert.Equal(t, s.SegmentStatus, 0)
//}
//
//func TestMeta_ProcessSegmentModify(t *testing.T) {
//	conf.LoadConfig("config.yaml")
//
//	d := time.Now().Add(ctxTimeInMillisecond * time.Millisecond)
//	ctx, cancel := context.WithDeadline(context.Background(), d)
//	defer cancel()
//
//	mc := msgclient.ReaderMessageClient{}
//	node := CreateQueryNode(ctx, 0, 0, &mc)
//
//	id := "0"
//	value := "{\"segment_id\":0,\"collection_id\":0," +
//		"\"partition_tag\":\"default\",\"channel_start\":0,\"channel_end\":128," +
//		"\"open_timestamp\":1603360439,\"close_timestamp\":70368744177663," +
//		"\"collection_name\":\"test\",\"segment_status\":0,\"rows\":0}"
//
//	var c = node.newCollection(int64(0), "test", "")
//	c.newPartition("default")
//
//	node.processSegmentCreate(id, value)
//	var s = node.SegmentsMap[int64(0)]
//
//	assert.Equal(t, s.SegmentID, int64(0))
//	assert.Equal(t, s.SegmentCloseTime, uint64(70368744177663))
//	assert.Equal(t, s.SegmentStatus, 0)
//
//	newValue := "{\"segment_id\":0,\"collection_id\":0," +
//		"\"partition_tag\":\"default\",\"channel_start\":0,\"channel_end\":128," +
//		"\"open_timestamp\":1603360439,\"close_timestamp\":70368744177888," +
//		"\"collection_name\":\"test\",\"segment_status\":0,\"rows\":0}"
//
//	node.processSegmentModify(id, newValue)
//	s = node.SegmentsMap[int64(0)]
//
//	assert.Equal(t, s.SegmentID, int64(0))
//	assert.Equal(t, s.SegmentCloseTime, uint64(70368744177888))
//	assert.Equal(t, s.SegmentStatus, 0)
//}
//
//func TestMeta_ProcessCollectionModify(t *testing.T) {
//	conf.LoadConfig("config.yaml")
//
//	d := time.Now().Add(ctxTimeInMillisecond * time.Millisecond)
//	ctx, cancel := context.WithDeadline(context.Background(), d)
//	defer cancel()
//
//	mc := msgclient.ReaderMessageClient{}
//	node := CreateQueryNode(ctx, 0, 0, &mc)
//
//	id := "0"
//	value := "{\"id\":0,\"name\":\"test\",\"creat_time\":1603359905,\"schema\":" +
//		"[{\"field_name\":\"age\",\"type\":4,\"dimension\":1}," +
//		"{\"field_name\":\"field_vec\",\"type\":101,\"dimension\":512}]," +
//		"\"segment_ids\":[6886378356295345384],\"partition_tags\":[\"default\"]," +
//		"\"grpc_marshal_string\":\"id: 6886378356295345384\\nname: \\\"test\\\"\\nschema: \\u003c\\n  " +
//		"field_metas: \\u003c\\n    field_name: \\\"age\\\"\\n    type: INT32\\n    dim: 1\\n  \\u003e\\n  " +
//		"field_metas: \\u003c\\n    field_name: \\\"field_vec\\\"\\n    type: VECTOR_FLOAT\\n    " +
//		"dim: 512\\n  \\u003e\\n\\u003e\\ncreate_time: 1603359905\\nsegment_ids: " +
//		"6886378356295345384\\npartition_tags: \\\"default\\\"\\n\",\"index_param\":null}"
//
//	node.processCollectionCreate(id, value)
//	var c = node.Collections[0]
//
//	assert.Equal(t, c.CollectionName, "test")
//	assert.Equal(t, c.CollectionID, uint64(0))
//
//	// TODO: use different index for testing processCollectionModify
//	newValue := "{\"id\":0,\"name\":\"test_new\",\"creat_time\":1603359905,\"schema\":" +
//		"[{\"field_name\":\"age\",\"type\":4,\"dimension\":1}," +
//		"{\"field_name\":\"field_vec\",\"type\":101,\"dimension\":512}]," +
//		"\"segment_ids\":[6886378356295345384],\"partition_tags\":[\"default\"]," +
//		"\"grpc_marshal_string\":\"id: 6886378356295345384\\nname: \\\"test\\\"\\nschema: \\u003c\\n  " +
//		"field_metas: \\u003c\\n    field_name: \\\"age\\\"\\n    type: INT32\\n    dim: 1\\n  \\u003e\\n  " +
//		"field_metas: \\u003c\\n    field_name: \\\"field_vec\\\"\\n    type: VECTOR_FLOAT\\n    " +
//		"dim: 512\\n  \\u003e\\n\\u003e\\ncreate_time: 1603359905\\nsegment_ids: " +
//		"6886378356295345384\\npartition_tags: \\\"default\\\"\\n\",\"index_param\":null}"
//
//	node.processCollectionModify(id, newValue)
//	c = node.Collections[0]
//
//	assert.Equal(t, c.CollectionName, "test")
//	assert.Equal(t, c.CollectionID, uint64(0))
//}
//
//func TestMeta_ProcessModify(t *testing.T) {
//	conf.LoadConfig("config.yaml")
//
//	d := time.Now().Add(ctxTimeInMillisecond * time.Millisecond)
//	ctx, cancel := context.WithDeadline(context.Background(), d)
//	defer cancel()
//
//	mc := msgclient.ReaderMessageClient{}
//	node := CreateQueryNode(ctx, 0, 0, &mc)
//
//	key1 := "by-dev/collection/0"
//	msg1 := "{\"id\":0,\"name\":\"test\",\"creat_time\":1603359905,\"schema\":" +
//		"[{\"field_name\":\"age\",\"type\":4,\"dimension\":1}," +
//		"{\"field_name\":\"field_vec\",\"type\":101,\"dimension\":512}]," +
//		"\"segment_ids\":[6886378356295345384],\"partition_tags\":[\"default\"]," +
//		"\"grpc_marshal_string\":\"id: 6886378356295345384\\nname: \\\"test\\\"\\nschema: \\u003c\\n  " +
//		"field_metas: \\u003c\\n    field_name: \\\"age\\\"\\n    type: INT32\\n    dim: 1\\n  \\u003e\\n  " +
//		"field_metas: \\u003c\\n    field_name: \\\"field_vec\\\"\\n    type: VECTOR_FLOAT\\n    " +
//		"dim: 512\\n  \\u003e\\n\\u003e\\ncreate_time: 1603359905\\nsegment_ids: " +
//		"6886378356295345384\\npartition_tags: \\\"default\\\"\\n\",\"index_param\":null}"
//
//	node.processCreate(key1, msg1)
//	c := node.Collections[0]
//
//	assert.Equal(t, c.CollectionName, "test")
//	assert.Equal(t, c.CollectionID, uint64(0))
//
//	key2 := "by-dev/segment/0"
//	msg2 := "{\"segment_id\":0,\"collection_id\":0," +
//		"\"partition_tag\":\"default\",\"channel_start\":0,\"channel_end\":128," +
//		"\"open_timestamp\":1603360439,\"close_timestamp\":70368744177663," +
//		"\"collection_name\":\"test\",\"segment_status\":0,\"rows\":0}"
//
//	node.processCreate(key2, msg2)
//	s := node.SegmentsMap[int64(0)]
//
//	assert.Equal(t, s.SegmentID, int64(0))
//	assert.Equal(t, s.SegmentCloseTime, uint64(70368744177663))
//	assert.Equal(t, s.SegmentStatus, 0)
//
//	// modify
//	// TODO: use different index for testing processCollectionModify
//	msg3 := "{\"id\":0,\"name\":\"test\",\"creat_time\":1603359905,\"schema\":" +
//		"[{\"field_name\":\"age\",\"type\":4,\"dimension\":1}," +
//		"{\"field_name\":\"field_vec\",\"type\":101,\"dimension\":512}]," +
//		"\"segment_ids\":[6886378356295345384],\"partition_tags\":[\"default\"]," +
//		"\"grpc_marshal_string\":\"id: 6886378356295345384\\nname: \\\"test\\\"\\nschema: \\u003c\\n  " +
//		"field_metas: \\u003c\\n    field_name: \\\"age\\\"\\n    type: INT32\\n    dim: 1\\n  \\u003e\\n  " +
//		"field_metas: \\u003c\\n    field_name: \\\"field_vec\\\"\\n    type: VECTOR_FLOAT\\n    " +
//		"dim: 512\\n  \\u003e\\n\\u003e\\ncreate_time: 1603359905\\nsegment_ids: " +
//		"6886378356295345384\\npartition_tags: \\\"default\\\"\\n\",\"index_param\":null}"
//
//	node.processModify(key1, msg3)
//	c = node.Collections[0]
//
//	assert.Equal(t, c.CollectionName, "test")
//	assert.Equal(t, c.CollectionID, uint64(0))
//
//	msg4 := "{\"segment_id\":0,\"collection_id\":0," +
//		"\"partition_tag\":\"default\",\"channel_start\":0,\"channel_end\":128," +
//		"\"open_timestamp\":1603360439,\"close_timestamp\":70368744177888," +
//		"\"collection_name\":\"test\",\"segment_status\":0,\"rows\":0}"
//
//	node.processModify(key2, msg4)
//	s = node.SegmentsMap[int64(0)]
//
//	assert.Equal(t, s.SegmentID, int64(0))
//	assert.Equal(t, s.SegmentCloseTime, uint64(70368744177888))
//	assert.Equal(t, s.SegmentStatus, 0)
//}
//
//func TestMeta_ProcessSegmentDelete(t *testing.T) {
//	conf.LoadConfig("config.yaml")
//
//	d := time.Now().Add(ctxTimeInMillisecond * time.Millisecond)
//	ctx, cancel := context.WithDeadline(context.Background(), d)
//	defer cancel()
//
//	mc := msgclient.ReaderMessageClient{}
//	node := CreateQueryNode(ctx, 0, 0, &mc)
//
//	id := "0"
//	value := "{\"segment_id\":0,\"collection_id\":0," +
//		"\"partition_tag\":\"default\",\"channel_start\":0,\"channel_end\":128," +
//		"\"open_timestamp\":1603360439,\"close_timestamp\":70368744177663," +
//		"\"collection_name\":\"test\",\"segment_status\":0,\"rows\":0}"
//
//	c := node.newCollection(int64(0), "test", "")
//	c.newPartition("default")
//
//	node.processSegmentCreate(id, value)
//	s := node.SegmentsMap[int64(0)]
//
//	assert.Equal(t, s.SegmentID, int64(0))
//	assert.Equal(t, s.SegmentCloseTime, uint64(70368744177663))
//	assert.Equal(t, s.SegmentStatus, 0)
//
//	node.processSegmentDelete("0")
//	mapSize := len(node.SegmentsMap)
//
//	assert.Equal(t, mapSize, 0)
//}
//
//func TestMeta_ProcessCollectionDelete(t *testing.T) {
//	conf.LoadConfig("config.yaml")
//
//	d := time.Now().Add(ctxTimeInMillisecond * time.Millisecond)
//	ctx, cancel := context.WithDeadline(context.Background(), d)
//	defer cancel()
//
//	mc := msgclient.ReaderMessageClient{}
//	node := CreateQueryNode(ctx, 0, 0, &mc)
//
//	id := "0"
//	value := "{\"id\":0,\"name\":\"test\",\"creat_time\":1603359905,\"schema\":" +
//		"[{\"field_name\":\"age\",\"type\":4,\"dimension\":1}," +
//		"{\"field_name\":\"field_vec\",\"type\":101,\"dimension\":512}]," +
//		"\"segment_ids\":[6886378356295345384],\"partition_tags\":[\"default\"]," +
//		"\"grpc_marshal_string\":\"id: 6886378356295345384\\nname: \\\"test\\\"\\nschema: \\u003c\\n  " +
//		"field_metas: \\u003c\\n    field_name: \\\"age\\\"\\n    type: INT32\\n    dim: 1\\n  \\u003e\\n  " +
//		"field_metas: \\u003c\\n    field_name: \\\"field_vec\\\"\\n    type: VECTOR_FLOAT\\n    " +
//		"dim: 512\\n  \\u003e\\n\\u003e\\ncreate_time: 1603359905\\nsegment_ids: " +
//		"6886378356295345384\\npartition_tags: \\\"default\\\"\\n\",\"index_param\":null}"
//
//	node.processCollectionCreate(id, value)
//	c := node.Collections[0]
//
//	assert.Equal(t, c.CollectionName, "test")
//	assert.Equal(t, c.CollectionID, uint64(0))
//
//	node.processCollectionDelete(id)
//	collectionsSize := len(node.Collections)
//
//	assert.Equal(t, collectionsSize, 0)
//}
//
//func TestMeta_ProcessDelete(t *testing.T) {
//	conf.LoadConfig("config.yaml")
//
//	d := time.Now().Add(ctxTimeInMillisecond * time.Millisecond)
//	ctx, cancel := context.WithDeadline(context.Background(), d)
//	defer cancel()
//
//	mc := msgclient.ReaderMessageClient{}
//	node := CreateQueryNode(ctx, 0, 0, &mc)
//
//	key1 := "by-dev/collection/0"
//	msg1 := "{\"id\":0,\"name\":\"test\",\"creat_time\":1603359905,\"schema\":" +
//		"[{\"field_name\":\"age\",\"type\":4,\"dimension\":1}," +
//		"{\"field_name\":\"field_vec\",\"type\":101,\"dimension\":512}]," +
//		"\"segment_ids\":[6886378356295345384],\"partition_tags\":[\"default\"]," +
//		"\"grpc_marshal_string\":\"id: 6886378356295345384\\nname: \\\"test\\\"\\nschema: \\u003c\\n  " +
//		"field_metas: \\u003c\\n    field_name: \\\"age\\\"\\n    type: INT32\\n    dim: 1\\n  \\u003e\\n  " +
//		"field_metas: \\u003c\\n    field_name: \\\"field_vec\\\"\\n    type: VECTOR_FLOAT\\n    " +
//		"dim: 512\\n  \\u003e\\n\\u003e\\ncreate_time: 1603359905\\nsegment_ids: " +
//		"6886378356295345384\\npartition_tags: \\\"default\\\"\\n\",\"index_param\":null}"
//
//	node.processCreate(key1, msg1)
//	c := node.Collections[0]
//
//	assert.Equal(t, c.CollectionName, "test")
//	assert.Equal(t, c.CollectionID, uint64(0))
//
//	key2 := "by-dev/segment/0"
//	msg2 := "{\"segment_id\":0,\"collection_id\":0," +
//		"\"partition_tag\":\"default\",\"channel_start\":0,\"channel_end\":128," +
//		"\"open_timestamp\":1603360439,\"close_timestamp\":70368744177663," +
//		"\"collection_name\":\"test\",\"segment_status\":0,\"rows\":0}"
//
//	node.processCreate(key2, msg2)
//	s := node.SegmentsMap[int64(0)]
//
//	assert.Equal(t, s.SegmentID, int64(0))
//	assert.Equal(t, s.SegmentCloseTime, uint64(70368744177663))
//	assert.Equal(t, s.SegmentStatus, 0)
//
//	node.processDelete(key1)
//	collectionsSize := len(node.Collections)
//
//	assert.Equal(t, collectionsSize, 0)
//
//	mapSize := len(node.SegmentsMap)
//
//	assert.Equal(t, mapSize, 0)
//}
//
//func TestMeta_ProcessResp(t *testing.T) {
//	conf.LoadConfig("config.yaml")
//
//	d := time.Now().Add(ctxTimeInMillisecond * time.Millisecond)
//	ctx, cancel := context.WithDeadline(context.Background(), d)
//	defer cancel()
//
//	mc := msgclient.ReaderMessageClient{}
//	node := CreateQueryNode(ctx, 0, 0, &mc)
//
//	err := node.InitFromMeta()
//	assert.Nil(t, err)
//
//	metaChan := node.kvBase.WatchWithPrefix("")
//
//	select {
//	case <-node.ctx.Done():
//		return
//	case resp := <-metaChan:
//		_ = node.processResp(resp)
//	}
//}
//
//func TestMeta_LoadCollections(t *testing.T) {
//	conf.LoadConfig("config.yaml")
//
//	d := time.Now().Add(ctxTimeInMillisecond * time.Millisecond)
//	ctx, cancel := context.WithDeadline(context.Background(), d)
//	defer cancel()
//
//	mc := msgclient.ReaderMessageClient{}
//	node := CreateQueryNode(ctx, 0, 0, &mc)
//
//	err := node.InitFromMeta()
//	assert.Nil(t, err)
//
//	err2 := node.loadCollections()
//	assert.Nil(t, err2)
//}
//
//func TestMeta_LoadSegments(t *testing.T) {
//	conf.LoadConfig("config.yaml")
//
//	d := time.Now().Add(ctxTimeInMillisecond * time.Millisecond)
//	ctx, cancel := context.WithDeadline(context.Background(), d)
//	defer cancel()
//
//	mc := msgclient.ReaderMessageClient{}
//	node := CreateQueryNode(ctx, 0, 0, &mc)
//
//	err := node.InitFromMeta()
//	assert.Nil(t, err)
//
//	err2 := node.loadSegments()
//	assert.Nil(t, err2)
//}
//
//func TestMeta_InitFromMeta(t *testing.T) {
//	conf.LoadConfig("config.yaml")
//
//	d := time.Now().Add(ctxTimeInMillisecond * time.Millisecond)
//	ctx, cancel := context.WithDeadline(context.Background(), d)
//	defer cancel()
//
//	mc := msgclient.ReaderMessageClient{}
//	node := CreateQueryNode(ctx, 0, 0, &mc)
//
//	err := node.InitFromMeta()
//	assert.Nil(t, err)
//}
//
//func TestMeta_RunMetaService(t *testing.T) {
//	conf.LoadConfig("config.yaml")
//
//	d := time.Now().Add(ctxTimeInMillisecond * time.Millisecond)
//	ctx, cancel := context.WithDeadline(context.Background(), d)
//	defer cancel()
//
//	node := CreateQueryNode(ctx, 0, 0, nil)
//
//	wg := sync.WaitGroup{}
//	err := node.InitFromMeta()
//
//	if err != nil {
//		log.Printf("Init query node from meta failed")
//		return
//	}
//
//	wg.Add(1)
//	go node.RunMetaService(&wg)
//	wg.Wait()
//
//	node.Close()
//}