Fixing formatting

.gitignore

@@ -0,0 +1 @@
+tags

go.mod

@@ -1,15 +1,13 @@
-module github.com/bit.games/rdb
+module git.bit5.ru/backend/rdb
 
 go 1.13
 
 require (
-	git.bit5.ru/backend/colog v1.0.0
+	git.bit5.ru/backend/redigo v1.0.1
+	git.bit5.ru/backend/redsync v1.0.1
 	git.bit5.ru/backend/res_tracker v1.0.0
-	github.com/garyburd/redigo v1.6.4
+	github.com/go-logr/logr v1.2.3
-	github.com/go-redsync/redsync/v4 v4.6.0 // indirect
+	github.com/go-logr/stdr v1.2.2
-	github.com/gocraft/dbr v0.0.0-20190714181702-8114670a83bd // indirect
-	github.com/google/uuid v1.1.1 // indirect
-	github.com/gorilla/websocket v1.4.2 // indirect
 	github.com/pkg/errors v0.9.1
-	github.com/stretchr/testify v1.5.1
+	github.com/stretchr/testify v1.7.0
 )

go.sum

@@ -1,171 +1,28 @@
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 git.bit5.ru/backend/res_tracker v1.0.0/go.mod h1:ffjnItxqkGc6rxOK9XgrQDirGhmIBwoqibmyLJ4TZtQ=
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-golang.org/x/net v0.0.0-20211015210444-4f30a5c0130f/go.mod h1:9nx3DQGgdP8bBQD5qxJ1jj9UTztislL4KSBs9R2vV5Y=
-golang.org/x/net v0.0.0-20220225172249-27dd8689420f/go.mod h1:CfG3xpIq0wQ8r1q4Su4UZFWDARRcnwPjda9FqA0JpMk=
-golang.org/x/net v0.0.0-20220425223048-2871e0cb64e4/go.mod h1:CfG3xpIq0wQ8r1q4Su4UZFWDARRcnwPjda9FqA0JpMk=
-golang.org/x/sync v0.0.0-20180314180146-1d60e4601c6f/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
-golang.org/x/sync v0.0.0-20190423024810-112230192c58/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
-golang.org/x/sync v0.0.0-20201020160332-67f06af15bc9/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
-golang.org/x/sync v0.0.0-20210220032951-036812b2e83c/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
-golang.org/x/sys v0.0.0-20180909124046-d0be0721c37e/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
-golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
-golang.org/x/sys v0.0.0-20190412213103-97732733099d/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
-golang.org/x/sys v0.0.0-20190904154756-749cb33beabd/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
-golang.org/x/sys v0.0.0-20191005200804-aed5e4c7ecf9/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
-golang.org/x/sys v0.0.0-20191010194322-b09406accb47/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
-golang.org/x/sys v0.0.0-20191120155948-bd437916bb0e/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
-golang.org/x/sys v0.0.0-20191204072324-ce4227a45e2e/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
-golang.org/x/sys v0.0.0-20200323222414-85ca7c5b95cd/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
-golang.org/x/sys v0.0.0-20200930185726-fdedc70b468f/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
-golang.org/x/sys v0.0.0-20201119102817-f84b799fce68/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
-golang.org/x/sys v0.0.0-20210112080510-489259a85091/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
-golang.org/x/sys v0.0.0-20210423082822-04245dca01da/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
-golang.org/x/sys v0.0.0-20210615035016-665e8c7367d1/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
-golang.org/x/sys v0.0.0-20211019181941-9d821ace8654/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
-golang.org/x/sys v0.0.0-20211216021012-1d35b9e2eb4e/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
-golang.org/x/sys v0.0.0-20220319134239-a9b59b0215f8/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
-golang.org/x/sys v0.0.0-20220422013727-9388b58f7150/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
-golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
-golang.org/x/term v0.0.0-20210927222741-03fcf44c2211/go.mod h1:jbD1KX2456YbFQfuXm/mYQcufACuNUgVhRMnK/tPxf8=
-golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
-golang.org/x/text v0.3.2/go.mod h1:bEr9sfX3Q8Zfm5fL9x+3itogRgK3+ptLWKqgva+5dAk=
-golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
-golang.org/x/text v0.3.6/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
-golang.org/x/text v0.3.7/go.mod h1:u+2+/6zg+i71rQMx5EYifcz6MCKuco9NR6JIITiCfzQ=
-golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
-golang.org/x/tools v0.0.0-20191119224855-298f0cb1881e/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
-golang.org/x/tools v0.0.0-20201224043029-2b0845dc783e/go.mod h1:emZCQorbCU4vsT4fOWvOPXz4eW1wZW4PmDk9uLelYpA=
-golang.org/x/tools v0.1.10/go.mod h1:Uh6Zz+xoGYZom868N8YTex3t7RhtHDBrE8Gzo9bV56E=
-golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
-golang.org/x/xerrors v0.0.0-20191011141410-1b5146add898/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
-golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
-golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
-google.golang.org/protobuf v0.0.0-20200109180630-ec00e32a8dfd/go.mod h1:DFci5gLYBciE7Vtevhsrf46CRTquxDuWsQurQQe4oz8=
-google.golang.org/protobuf v0.0.0-20200221191635-4d8936d0db64/go.mod h1:kwYJMbMJ01Woi6D6+Kah6886xMZcty6N08ah7+eCXa0=
-google.golang.org/protobuf v0.0.0-20200228230310-ab0ca4ff8a60/go.mod h1:cfTl7dwQJ+fmap5saPgwCLgHXTUD7jkjRqWcaiX5VyM=
-google.golang.org/protobuf v1.20.1-0.20200309200217-e05f789c0967/go.mod h1:A+miEFZTKqfCUM6K7xSMQL9OKL/b6hQv+e19PK+JZNE=
-google.golang.org/protobuf v1.21.0/go.mod h1:47Nbq4nVaFHyn7ilMalzfO3qCViNmqZ2kzikPIcrTAo=
-google.golang.org/protobuf v1.23.0/go.mod h1:EGpADcykh3NcUnDUJcl1+ZksZNG86OlYog2l/sGQquU=
-google.golang.org/protobuf v1.26.0-rc.1/go.mod h1:jlhhOSvTdKEhbULTjvd4ARK9grFBp09yW+WbY/TyQbw=
-google.golang.org/protobuf v1.26.0/go.mod h1:9q0QmTI4eRPtz6boOQmLYwt+qCgq0jsYwAQnmE0givc=
-google.golang.org/protobuf v1.28.0/go.mod h1:HV8QOd/L58Z+nl8r43ehVNZIU/HEI6OcFqwMG9pJV4I=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
-gopkg.in/check.v1 v1.0.0-20190902080502-41f04d3bba15/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
+gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c h1:dUUwHk2QECo/6vqA44rthZ8ie2QXMNeKRTHCNY2nXvo=
-gopkg.in/fsnotify.v1 v1.4.7/go.mod h1:Tz8NjZHkW78fSQdbUxIjBTcgA1z1m8ZHf0WmKUhAMys=
+gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
-gopkg.in/tomb.v1 v1.0.0-20141024135613-dd632973f1e7/go.mod h1:dt/ZhP58zS4L8KSrWDmTeBkI65Dw0HsyUHuEVlX15mw=
-gopkg.in/yaml.v2 v2.2.1/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
-gopkg.in/yaml.v2 v2.2.2 h1:ZCJp+EgiOT7lHqUV2J862kp8Qj64Jo6az82+3Td9dZw=
-gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
-gopkg.in/yaml.v2 v2.2.4/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
-gopkg.in/yaml.v2 v2.3.0/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
-gopkg.in/yaml.v2 v2.4.0 h1:D8xgwECY7CYvx+Y2n4sBz93Jn9JRvxdiyyo8CTfuKaY=
-gopkg.in/yaml.v2 v2.4.0/go.mod h1:RDklbk79AGWmwhnvt/jBztapEOGDOx6ZbXqjP6csGnQ=
-gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=

rdb.go

@@ -4,13 +4,13 @@ import (
 	"fmt"
 	"math"
 	"strconv"
-	"sync"
 	"time"
 
-	"git.bit5.ru/backend/colog"
+	"git.bit5.ru/backend/redigo/redis"
+	"git.bit5.ru/backend/redsync"
 	"git.bit5.ru/backend/res_tracker"
-	"github.com/garyburd/redigo/redis"
+
-	"github.com/hjr265/redsync"
+	"github.com/go-logr/logr"
 	"github.com/pkg/errors"
 )
 
@@ -18,24 +18,59 @@ const (
 	ExpireRDMutexSec = 30
 )
 
-var pools sync.Map
-
 type RdSettings struct {
 	Host, Prefix string
+	//will be shown in CLIENT LIST
+	ClientName     string
 	Port           int
 	Db             int
 	LogLevel       int
+	MaxIdle        int
+	IdleTimeoutSec int
 }
 
 func (s *RdSettings) ConnStr() string {
 	return s.Host + ":" + strconv.Itoa(s.Port)
 }
 
-// NOTE: redis connection logs all operations
+type Pool struct {
+	S  RdSettings
+	RP *redis.Pool
+}
+
+func OpenPool(s RdSettings, logger logr.Logger) *Pool {
+	p := &Pool{S: s, RP: newRedisPool(s, logger)}
+	return p
+}
+
+func (p *Pool) Close() {
+	p.RP.Close()
+}
+
+func (p *Pool) Get() redis.Conn {
+	conn := p.RP.Get()
+
+	if res_tracker.IsOn() {
+		//let's wrap our connection with the special tracked wrapper
+		conn = &tracked{conn}
+		res_tracker.Track(conn)
+	}
+
+	return conn
+}
+
+//NOTE: convenience method for 'one-shot' commands
+func (p *Pool) Do(cmd string, args ...interface{}) (interface{}, error) {
+	rc := p.Get()
+	defer rc.Close()
+	return rc.Do(cmd, args...)
+}
+
+//NOTE: redis connection logs all operations
 type rdb struct {
 	orig   redis.Conn
 	name   string
-	logger *colog.CoLog
+	logger logr.Logger
 	s      RdSettings
 }
 
@@ -58,7 +93,7 @@ func (rd *rdb) Do(command string, args ...interface{}) (interface{}, error) {
 			for i := 0; i < len(args); i++ {
 				s += fmt.Sprintf("%v ", args[i])
 			}
-			rd.logger.Output(colog.LDebug, 5, fmt.Sprintf("%s %s", command, s))
+			rd.logger.WithCallDepth(2).V(1).Info(command + " " + s)
 		}
 	} else if rd.s.LogLevel > 0 {
 		//for this level not logging too verbose commands
@@ -70,7 +105,7 @@ func (rd *rdb) Do(command string, args ...interface{}) (interface{}, error) {
 			if len(args) > 5 {
 				s += " ..."
 			}
-			rd.logger.Output(colog.LDebug, 5, fmt.Sprintf("%s %s", command, s))
+			rd.logger.WithCallDepth(2).V(1).Info(command + " " + s)
 		}
 	}
 	return rd.orig.Do(command, args...)
@@ -83,7 +118,7 @@ func (rd *rdb) Send(command string, args ...interface{}) error {
 			for i := 0; i < len(args); i++ {
 				s += fmt.Sprintf("%v ", args[i])
 			}
-			rd.logger.Output(colog.LDebug, 5, fmt.Sprintf("%s %s", command, s))
+			rd.logger.WithCallDepth(2).V(1).Info(command + " " + s)
 		}
 	}
 	return rd.orig.Send(command, args...)
@@ -93,44 +128,44 @@ func (rd *rdb) Receive() (interface{}, error) {
 	return rd.orig.Receive()
 }
 
-func redisPool(logger *colog.CoLog, s RdSettings, clientName string) *redis.Pool {
+func newRedisPool(s RdSettings, logger logr.Logger) *redis.Pool {
-	//TODO: why not simply using s as a key for pools.Load(..)?
+
-	key := s.Host + ":" + strconv.Itoa(s.Port) + ":" + strconv.Itoa(s.Db) + ":" + s.Prefix
+	maxIdle := s.MaxIdle
-	v, ok := pools.Load(key)
+	if maxIdle == 0 {
-	if ok {
+		maxIdle = 16
-		return v.(*redis.Pool)
-	} else {
-		rdpool := NewRedisPool(logger, s, clientName)
-		pools.Store(key, rdpool)
-		return rdpool
 	}
-}
 
-func NewRedisPool(logger *colog.CoLog, s RdSettings, clientName string) *redis.Pool {
+	idleTimeoutSec := s.IdleTimeoutSec
-	return NewRedisPoolEx(logger, s, 16, 240*time.Second, clientName)
+	if idleTimeoutSec == 0 {
-}
+		idleTimeoutSec = 240
+	}
+
+	connStr := s.ConnStr()
+
+	if len(s.Prefix) > 0 {
+		logger = logger.WithValues("rd", s.Prefix)
+	}
 
-func NewRedisPoolEx(logger *colog.CoLog, s RdSettings, maxIdle int, idleTimeout time.Duration, clientName string) *redis.Pool {
 	return &redis.Pool{
 		Wait:        false,
 		MaxIdle:     maxIdle,
-		IdleTimeout: idleTimeout,
+		IdleTimeout: time.Second * time.Duration(idleTimeoutSec),
 		Dial: func() (redis.Conn, error) {
-			orig, err := redis.Dial("tcp", s.ConnStr())
+			orig, err := redis.Dial("tcp", connStr)
 			if err != nil {
 				return nil, errors.WithStack(err)
 			}
 			c := &rdb{
 				orig:   orig,
 				name:   s.Prefix,
-				logger: logger.Clone().AddPrefix("[" + s.Prefix + "] "),
+				logger: logger,
 				s:      s,
 			}
 
 			// Сохраняем название клиента для диагностики соединений с помощью команды CLIENT LIST.
 			// https://redis.io/commands/client-list/
-			if len(clientName) > 0 {
+			if len(s.ClientName) > 0 {
-				_, err = c.Do("CLIENT", "SETNAME", clientName)
+				_, err = c.Do("CLIENT", "SETNAME", s.ClientName)
 				if err != nil {
 					return nil, errors.WithStack(err)
 				}
@@ -143,44 +178,34 @@ func NewRedisPoolEx(logger *colog.CoLog, s RdSettings, maxIdle int, idleTimeout
 
 			return c, err
 		},
-		TestOnBorrow: func(c redis.Conn, t time.Time) error {
+		TestOnBorrow: func(c redis.Conn, _ time.Time) error {
 			_, err := c.Do("PING")
 			return err
 		},
 	}
 }
 
-func GetRedisConn(logger *colog.CoLog, s RdSettings, clientName string) redis.Conn {
+func GetRedisMutex(pool *Pool, name string, ttlSec int) *redsync.Mutex {
-	conn := redisPool(logger, s, clientName).Get()
+	mx, _ := redsync.NewMutexWithPool(name, []*redis.Pool{pool.RP})
-
-	if res_tracker.IsOn() {
-		//let's wrap our connection with the special tracked wrapper
-		conn = tracked{conn}
-		res_tracker.Track(conn)
-	}
-
-	return conn
-}
-
-func GetRedisMutex(logger *colog.CoLog, s RdSettings, name string, ttlSec int) *redsync.Mutex {
-	mx, _ := redsync.NewMutexWithPool(name, []*redis.Pool{redisPool(logger, s, "")})
 	mx.Expiry = time.Duration(ttlSec) * time.Second
 	return mx
 }
 
-func GetRedisMutexAutoTTL(logger *colog.CoLog, s RdSettings, name string) *redsync.Mutex {
+func GetRedisMutexAutoTTL(pool *Pool, name string) *redsync.Mutex {
-	return GetRedisMutex(logger, s, name, ExpireRDMutexSec)
+	return GetRedisMutex(pool, name, ExpireRDMutexSec)
 }
 
-func RemoveRedisMutex(logger *colog.CoLog, s RdSettings, name string) error {
+func RemoveRedisMutex(pool *Pool, name string) error {
-	rd := redisPool(logger, s, "").Get()
+	rd := pool.Get()
+	defer rd.Close()
 
 	_, err := rd.Do("DEL", name)
 	return err
 }
 
-func ExistsRedisMutex(logger *colog.CoLog, s RdSettings, name string) (bool, error) {
+func ExistsRedisMutex(pool *Pool, name string) (bool, error) {
-	rd := redisPool(logger, s, "").Get()
+	rd := pool.Get()
+	defer rd.Close()
 
 	exists, err := redis.Bool(rd.Do("EXISTS", name))
 	if err != nil {
@@ -384,14 +409,14 @@ type tracked struct {
 	subj redis.Conn
 }
 
-func (t tracked) Close() error {
+func (t *tracked) Close() error {
 	res_tracker.Untrack(t)
 	return t.subj.Close()
 }
-func (t tracked) Do(cmd string, args ...interface{}) (interface{}, error) {
+func (t *tracked) Do(cmd string, args ...interface{}) (interface{}, error) {
 	return t.subj.Do(cmd, args...)
 }
-func (t tracked) Send(cmd string, args ...interface{}) error { return t.subj.Send(cmd, args...) }
+func (t *tracked) Send(cmd string, args ...interface{}) error { return t.subj.Send(cmd, args...) }
-func (t tracked) Err() error                                 { return t.subj.Err() }
+func (t *tracked) Err() error                                 { return t.subj.Err() }
-func (t tracked) Flush() error                               { return t.subj.Flush() }
+func (t *tracked) Flush() error                               { return t.subj.Flush() }
-func (t tracked) Receive() (interface{}, error)              { return t.subj.Receive() }
+func (t *tracked) Receive() (interface{}, error)              { return t.subj.Receive() }

rdb_test.go

@@ -1,30 +1,33 @@
 package rdb_test
 
 import (
+	"log"
 	"os"
 	"testing"
 
-	"git.bit5.ru/backend/colog"
 	"git.bit5.ru/backend/rdb"
-	"github.com/garyburd/redigo/redis"
 	"github.com/stretchr/testify/assert"
+
+	"github.com/go-logr/logr"
+	"github.com/go-logr/stdr"
 )
 
-func getPool() *redis.Pool {
+const verbosity = 0
-	pool := rdb.NewRedisPool(getLogger(), rdb.RdSettings{Host: "localhost", Port: 6379, Db: 10}, "test")
+
+func getPool() *rdb.Pool {
+	//TODO: use ENV settings as well
+	pool := rdb.OpenPool(rdb.RdSettings{Host: "localhost", Port: 6379, Db: 10, ClientName: "test", LogLevel: verbosity}, getLogger())
 	return pool
 }
 
-func getLogger() *colog.CoLog {
+func getLogger() logr.Logger {
-	tlog := colog.NewCoLog(os.Stderr, "", 0)
+	//TODO: use ENV settings as well
-	ft := &colog.StdFormatter{Flag: 0}
+	stdr.SetVerbosity(verbosity)
-	ft.ColorSupported(true)
+	return stdr.New(log.New(os.Stdout, "", log.Lshortfile))
-	tlog.SetFormatter(ft)
-	return tlog
 }
 
 func TestBadConnection(t *testing.T) {
-	pool := rdb.NewRedisPool(getLogger(), rdb.RdSettings{Host: "dummy", Port: 80}, "test")
+	pool := rdb.OpenPool(rdb.RdSettings{Host: "dummy", Port: 80, ClientName: "test"}, getLogger())
 	conn := pool.Get()
 	assert.NotNil(t, conn)
 	_, err := conn.Do("PING")
@@ -33,38 +36,56 @@ func TestBadConnection(t *testing.T) {
 
 func TestGetConn(t *testing.T) {
 	pool := getPool()
+	defer pool.Close()
 
 	conn := pool.Get()
 	defer conn.Close()
+
 	_, err := conn.Do("PING")
 	assert.Nil(t, err)
 }
 
 func TestCloseConn(t *testing.T) {
 	pool := getPool()
+	assert.EqualValues(t, 0, pool.RP.IdleCount())
+	defer pool.Close()
 
 	conn := pool.Get()
-	assert.EqualValues(t, 0, pool.IdleCount())
+	assert.EqualValues(t, 0, pool.RP.IdleCount())
 
 	_, err := conn.Do("PING")
 	assert.Nil(t, err)
 
 	conn.Close()
+	assert.EqualValues(t, 1, pool.RP.IdleCount())
+
 	_, err = conn.Do("PING")
 	assert.NotNil(t, err)
-	assert.EqualValues(t, 1, pool.IdleCount())
 }
 
 func TestDoubleCloseConnIsOk(t *testing.T) {
 	pool := getPool()
+	defer pool.Close()
 
 	conn := pool.Get()
+	assert.EqualValues(t, 0, pool.RP.IdleCount())
+
 	_, err := conn.Do("PING")
 	assert.Nil(t, err)
 
-	assert.EqualValues(t, 0, pool.IdleCount())
+	assert.EqualValues(t, 0, pool.RP.IdleCount())
 	conn.Close()
-	assert.EqualValues(t, 1, pool.IdleCount())
+	assert.EqualValues(t, 1, pool.RP.IdleCount())
 	conn.Close()
-	assert.EqualValues(t, 1, pool.IdleCount())
+	assert.EqualValues(t, 1, pool.RP.IdleCount())
+}
+
+func TestDoOnPool(t *testing.T) {
+	pool := getPool()
+	defer pool.Close()
+
+	assert.EqualValues(t, 0, pool.RP.IdleCount())
+	_, err := pool.Do("PING")
+	assert.EqualValues(t, 1, pool.RP.IdleCount())
+	assert.Nil(t, err)
 }