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commands_test.go
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commands_test.go
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package redis_test
import (
"fmt"
"strconv"
"sync"
"testing"
"time"
. "github.com/onsi/ginkgo"
. "github.com/onsi/gomega"
"gopkg.in/redis.v3"
)
var _ = Describe("Commands", func() {
var client *redis.Client
BeforeEach(func() {
client = redis.NewClient(&redis.Options{
Addr: redisAddr,
ReadTimeout: 500 * time.Millisecond,
WriteTimeout: 500 * time.Millisecond,
PoolTimeout: 30 * time.Second,
})
})
AfterEach(func() {
Expect(client.FlushDb().Err()).NotTo(HaveOccurred())
Expect(client.Close()).NotTo(HaveOccurred())
})
//------------------------------------------------------------------------------
Describe("server", func() {
It("should Auth", func() {
auth := client.Auth("password")
Expect(auth.Err()).To(MatchError("ERR Client sent AUTH, but no password is set"))
Expect(auth.Val()).To(Equal(""))
})
It("should Echo", func() {
echo := client.Echo("hello")
Expect(echo.Err()).NotTo(HaveOccurred())
Expect(echo.Val()).To(Equal("hello"))
})
It("should Ping", func() {
ping := client.Ping()
Expect(ping.Err()).NotTo(HaveOccurred())
Expect(ping.Val()).To(Equal("PONG"))
})
It("should Select", func() {
sel := client.Select(1)
Expect(sel.Err()).NotTo(HaveOccurred())
Expect(sel.Val()).To(Equal("OK"))
})
It("should BgRewriteAOF", func() {
r := client.BgRewriteAOF()
Expect(r.Err()).NotTo(HaveOccurred())
Expect(r.Val()).To(ContainSubstring("Background append only file rewriting"))
})
It("should BgSave", func() {
// workaround for "ERR Can't BGSAVE while AOF log rewriting is in progress"
Eventually(func() string {
return client.BgSave().Val()
}, "10s").Should(Equal("Background saving started"))
})
It("should ClientKill", func() {
r := client.ClientKill("1.1.1.1:1111")
Expect(r.Err()).To(MatchError("ERR No such client"))
Expect(r.Val()).To(Equal(""))
})
It("should ClientPause", func() {
err := client.ClientPause(time.Second).Err()
Expect(err).NotTo(HaveOccurred())
Consistently(func() error {
return client.Ping().Err()
}, "400ms").Should(HaveOccurred()) // pause time - read timeout
Eventually(func() error {
return client.Ping().Err()
}, "1s").ShouldNot(HaveOccurred())
})
It("should ConfigGet", func() {
r := client.ConfigGet("*")
Expect(r.Err()).NotTo(HaveOccurred())
Expect(r.Val()).NotTo(BeEmpty())
})
It("should ConfigResetStat", func() {
r := client.ConfigResetStat()
Expect(r.Err()).NotTo(HaveOccurred())
Expect(r.Val()).To(Equal("OK"))
})
It("should ConfigSet", func() {
configGet := client.ConfigGet("maxmemory")
Expect(configGet.Err()).NotTo(HaveOccurred())
Expect(configGet.Val()).To(HaveLen(2))
Expect(configGet.Val()[0]).To(Equal("maxmemory"))
configSet := client.ConfigSet("maxmemory", configGet.Val()[1].(string))
Expect(configSet.Err()).NotTo(HaveOccurred())
Expect(configSet.Val()).To(Equal("OK"))
})
It("should DbSize", func() {
dbSize := client.DbSize()
Expect(dbSize.Err()).NotTo(HaveOccurred())
Expect(dbSize.Val()).To(Equal(int64(0)))
})
It("should Info", func() {
info := client.Info()
Expect(info.Err()).NotTo(HaveOccurred())
Expect(info.Val()).NotTo(Equal(""))
})
It("should LastSave", func() {
lastSave := client.LastSave()
Expect(lastSave.Err()).NotTo(HaveOccurred())
Expect(lastSave.Val()).NotTo(Equal(0))
})
It("should Save", func() {
// workaround for "ERR Background save already in progress"
Eventually(func() string {
return client.Save().Val()
}, "10s").Should(Equal("OK"))
})
It("should SlaveOf", func() {
slaveOf := client.SlaveOf("localhost", "8888")
Expect(slaveOf.Err()).NotTo(HaveOccurred())
Expect(slaveOf.Val()).To(Equal("OK"))
slaveOf = client.SlaveOf("NO", "ONE")
Expect(slaveOf.Err()).NotTo(HaveOccurred())
Expect(slaveOf.Val()).To(Equal("OK"))
})
It("should Time", func() {
time := client.Time()
Expect(time.Err()).NotTo(HaveOccurred())
Expect(time.Val()).To(HaveLen(2))
})
})
//------------------------------------------------------------------------------
Describe("debugging", func() {
It("should DebugObject", func() {
debug := client.DebugObject("foo")
Expect(debug.Err()).To(HaveOccurred())
Expect(debug.Err().Error()).To(Equal("ERR no such key"))
client.Set("foo", "bar", 0)
debug = client.DebugObject("foo")
Expect(debug.Err()).NotTo(HaveOccurred())
Expect(debug.Val()).To(ContainSubstring(`serializedlength:4`))
})
})
//------------------------------------------------------------------------------
Describe("keys", func() {
It("should Del", func() {
set := client.Set("key1", "Hello", 0)
Expect(set.Err()).NotTo(HaveOccurred())
Expect(set.Val()).To(Equal("OK"))
set = client.Set("key2", "World", 0)
Expect(set.Err()).NotTo(HaveOccurred())
Expect(set.Val()).To(Equal("OK"))
del := client.Del("key1", "key2", "key3")
Expect(del.Err()).NotTo(HaveOccurred())
Expect(del.Val()).To(Equal(int64(2)))
})
It("should Dump", func() {
set := client.Set("key", "hello", 0)
Expect(set.Err()).NotTo(HaveOccurred())
Expect(set.Val()).To(Equal("OK"))
dump := client.Dump("key")
Expect(dump.Err()).NotTo(HaveOccurred())
Expect(dump.Val()).To(Equal("\x00\x05hello\x06\x00\xf5\x9f\xb7\xf6\x90a\x1c\x99"))
})
It("should Exists", func() {
set := client.Set("key1", "Hello", 0)
Expect(set.Err()).NotTo(HaveOccurred())
Expect(set.Val()).To(Equal("OK"))
exists := client.Exists("key1")
Expect(exists.Err()).NotTo(HaveOccurred())
Expect(exists.Val()).To(Equal(true))
exists = client.Exists("key2")
Expect(exists.Err()).NotTo(HaveOccurred())
Expect(exists.Val()).To(Equal(false))
})
It("should Expire", func() {
set := client.Set("key", "Hello", 0)
Expect(set.Err()).NotTo(HaveOccurred())
Expect(set.Val()).To(Equal("OK"))
expire := client.Expire("key", 10*time.Second)
Expect(expire.Err()).NotTo(HaveOccurred())
Expect(expire.Val()).To(Equal(true))
ttl := client.TTL("key")
Expect(ttl.Err()).NotTo(HaveOccurred())
Expect(ttl.Val()).To(Equal(10 * time.Second))
set = client.Set("key", "Hello World", 0)
Expect(set.Err()).NotTo(HaveOccurred())
Expect(set.Val()).To(Equal("OK"))
ttl = client.TTL("key")
Expect(ttl.Err()).NotTo(HaveOccurred())
Expect(ttl.Val() < 0).To(Equal(true))
})
It("should ExpireAt", func() {
set := client.Set("key", "Hello", 0)
Expect(set.Err()).NotTo(HaveOccurred())
Expect(set.Val()).To(Equal("OK"))
exists := client.Exists("key")
Expect(exists.Err()).NotTo(HaveOccurred())
Expect(exists.Val()).To(Equal(true))
expireAt := client.ExpireAt("key", time.Now().Add(-time.Hour))
Expect(expireAt.Err()).NotTo(HaveOccurred())
Expect(expireAt.Val()).To(Equal(true))
exists = client.Exists("key")
Expect(exists.Err()).NotTo(HaveOccurred())
Expect(exists.Val()).To(Equal(false))
})
It("should Keys", func() {
mset := client.MSet("one", "1", "two", "2", "three", "3", "four", "4")
Expect(mset.Err()).NotTo(HaveOccurred())
Expect(mset.Val()).To(Equal("OK"))
keys := client.Keys("*o*")
Expect(keys.Err()).NotTo(HaveOccurred())
Expect(keys.Val()).To(ConsistOf([]string{"four", "one", "two"}))
keys = client.Keys("t??")
Expect(keys.Err()).NotTo(HaveOccurred())
Expect(keys.Val()).To(Equal([]string{"two"}))
keys = client.Keys("*")
Expect(keys.Err()).NotTo(HaveOccurred())
Expect(keys.Val()).To(ConsistOf([]string{"four", "one", "three", "two"}))
})
It("should Migrate", func() {
migrate := client.Migrate("localhost", redisSecondaryPort, "key", 0, 0)
Expect(migrate.Err()).NotTo(HaveOccurred())
Expect(migrate.Val()).To(Equal("NOKEY"))
set := client.Set("key", "hello", 0)
Expect(set.Err()).NotTo(HaveOccurred())
Expect(set.Val()).To(Equal("OK"))
migrate = client.Migrate("localhost", redisSecondaryPort, "key", 0, 0)
Expect(migrate.Err()).To(MatchError("IOERR error or timeout writing to target instance"))
Expect(migrate.Val()).To(Equal(""))
})
It("should Move", func() {
move := client.Move("key", 1)
Expect(move.Err()).NotTo(HaveOccurred())
Expect(move.Val()).To(Equal(false))
set := client.Set("key", "hello", 0)
Expect(set.Err()).NotTo(HaveOccurred())
Expect(set.Val()).To(Equal("OK"))
move = client.Move("key", 1)
Expect(move.Err()).NotTo(HaveOccurred())
Expect(move.Val()).To(Equal(true))
get := client.Get("key")
Expect(get.Err()).To(Equal(redis.Nil))
Expect(get.Val()).To(Equal(""))
sel := client.Select(1)
Expect(sel.Err()).NotTo(HaveOccurred())
Expect(sel.Val()).To(Equal("OK"))
get = client.Get("key")
Expect(get.Err()).NotTo(HaveOccurred())
Expect(get.Val()).To(Equal("hello"))
Expect(client.FlushDb().Err()).NotTo(HaveOccurred())
Expect(client.Select(0).Err()).NotTo(HaveOccurred())
})
It("should Object", func() {
set := client.Set("key", "hello", 0)
Expect(set.Err()).NotTo(HaveOccurred())
Expect(set.Val()).To(Equal("OK"))
refCount := client.ObjectRefCount("key")
Expect(refCount.Err()).NotTo(HaveOccurred())
Expect(refCount.Val()).To(Equal(int64(1)))
err := client.ObjectEncoding("key").Err()
Expect(err).NotTo(HaveOccurred())
idleTime := client.ObjectIdleTime("key")
Expect(idleTime.Err()).NotTo(HaveOccurred())
Expect(idleTime.Val()).To(Equal(time.Duration(0)))
})
It("should Persist", func() {
set := client.Set("key", "Hello", 0)
Expect(set.Err()).NotTo(HaveOccurred())
Expect(set.Val()).To(Equal("OK"))
expire := client.Expire("key", 10*time.Second)
Expect(expire.Err()).NotTo(HaveOccurred())
Expect(expire.Val()).To(Equal(true))
ttl := client.TTL("key")
Expect(ttl.Err()).NotTo(HaveOccurred())
Expect(ttl.Val()).To(Equal(10 * time.Second))
persist := client.Persist("key")
Expect(persist.Err()).NotTo(HaveOccurred())
Expect(persist.Val()).To(Equal(true))
ttl = client.TTL("key")
Expect(ttl.Err()).NotTo(HaveOccurred())
Expect(ttl.Val() < 0).To(Equal(true))
})
It("should PExpire", func() {
set := client.Set("key", "Hello", 0)
Expect(set.Err()).NotTo(HaveOccurred())
Expect(set.Val()).To(Equal("OK"))
expiration := 900 * time.Millisecond
pexpire := client.PExpire("key", expiration)
Expect(pexpire.Err()).NotTo(HaveOccurred())
Expect(pexpire.Val()).To(Equal(true))
ttl := client.TTL("key")
Expect(ttl.Err()).NotTo(HaveOccurred())
Expect(ttl.Val()).To(Equal(time.Second))
pttl := client.PTTL("key")
Expect(pttl.Err()).NotTo(HaveOccurred())
Expect(pttl.Val()).To(BeNumerically("~", expiration, 10*time.Millisecond))
})
It("should PExpireAt", func() {
set := client.Set("key", "Hello", 0)
Expect(set.Err()).NotTo(HaveOccurred())
Expect(set.Val()).To(Equal("OK"))
expiration := 900 * time.Millisecond
pexpireat := client.PExpireAt("key", time.Now().Add(expiration))
Expect(pexpireat.Err()).NotTo(HaveOccurred())
Expect(pexpireat.Val()).To(Equal(true))
ttl := client.TTL("key")
Expect(ttl.Err()).NotTo(HaveOccurred())
Expect(ttl.Val()).To(Equal(time.Second))
pttl := client.PTTL("key")
Expect(pttl.Err()).NotTo(HaveOccurred())
Expect(pttl.Val()).To(BeNumerically("~", expiration, 10*time.Millisecond))
})
It("should PTTL", func() {
set := client.Set("key", "Hello", 0)
Expect(set.Err()).NotTo(HaveOccurred())
Expect(set.Val()).To(Equal("OK"))
expiration := time.Second
expire := client.Expire("key", expiration)
Expect(expire.Err()).NotTo(HaveOccurred())
Expect(set.Val()).To(Equal("OK"))
pttl := client.PTTL("key")
Expect(pttl.Err()).NotTo(HaveOccurred())
Expect(pttl.Val()).To(BeNumerically("~", expiration, 10*time.Millisecond))
})
It("should RandomKey", func() {
randomKey := client.RandomKey()
Expect(randomKey.Err()).To(Equal(redis.Nil))
Expect(randomKey.Val()).To(Equal(""))
set := client.Set("key", "hello", 0)
Expect(set.Err()).NotTo(HaveOccurred())
Expect(set.Val()).To(Equal("OK"))
randomKey = client.RandomKey()
Expect(randomKey.Err()).NotTo(HaveOccurred())
Expect(randomKey.Val()).To(Equal("key"))
})
It("should Rename", func() {
set := client.Set("key", "hello", 0)
Expect(set.Err()).NotTo(HaveOccurred())
Expect(set.Val()).To(Equal("OK"))
status := client.Rename("key", "key1")
Expect(status.Err()).NotTo(HaveOccurred())
Expect(status.Val()).To(Equal("OK"))
get := client.Get("key1")
Expect(get.Err()).NotTo(HaveOccurred())
Expect(get.Val()).To(Equal("hello"))
})
It("should RenameNX", func() {
set := client.Set("key", "hello", 0)
Expect(set.Err()).NotTo(HaveOccurred())
Expect(set.Val()).To(Equal("OK"))
renameNX := client.RenameNX("key", "key1")
Expect(renameNX.Err()).NotTo(HaveOccurred())
Expect(renameNX.Val()).To(Equal(true))
get := client.Get("key1")
Expect(get.Err()).NotTo(HaveOccurred())
Expect(get.Val()).To(Equal("hello"))
})
It("should Restore", func() {
set := client.Set("key", "hello", 0)
Expect(set.Err()).NotTo(HaveOccurred())
Expect(set.Val()).To(Equal("OK"))
dump := client.Dump("key")
Expect(dump.Err()).NotTo(HaveOccurred())
del := client.Del("key")
Expect(del.Err()).NotTo(HaveOccurred())
restore := client.Restore("key", 0, dump.Val())
Expect(restore.Err()).NotTo(HaveOccurred())
Expect(restore.Val()).To(Equal("OK"))
type_ := client.Type("key")
Expect(type_.Err()).NotTo(HaveOccurred())
Expect(type_.Val()).To(Equal("string"))
lRange := client.Get("key")
Expect(lRange.Err()).NotTo(HaveOccurred())
Expect(lRange.Val()).To(Equal("hello"))
})
It("should Sort", func() {
lPush := client.LPush("list", "1")
Expect(lPush.Err()).NotTo(HaveOccurred())
Expect(lPush.Val()).To(Equal(int64(1)))
lPush = client.LPush("list", "3")
Expect(lPush.Err()).NotTo(HaveOccurred())
Expect(lPush.Val()).To(Equal(int64(2)))
lPush = client.LPush("list", "2")
Expect(lPush.Err()).NotTo(HaveOccurred())
Expect(lPush.Val()).To(Equal(int64(3)))
sort := client.Sort("list", redis.Sort{Offset: 0, Count: 2, Order: "ASC"})
Expect(sort.Err()).NotTo(HaveOccurred())
Expect(sort.Val()).To(Equal([]string{"1", "2"}))
})
It("should TTL", func() {
ttl := client.TTL("key")
Expect(ttl.Err()).NotTo(HaveOccurred())
Expect(ttl.Val() < 0).To(Equal(true))
set := client.Set("key", "hello", 0)
Expect(set.Err()).NotTo(HaveOccurred())
Expect(set.Val()).To(Equal("OK"))
expire := client.Expire("key", 60*time.Second)
Expect(expire.Err()).NotTo(HaveOccurred())
Expect(expire.Val()).To(Equal(true))
ttl = client.TTL("key")
Expect(ttl.Err()).NotTo(HaveOccurred())
Expect(ttl.Val()).To(Equal(60 * time.Second))
})
It("should Type", func() {
set := client.Set("key", "hello", 0)
Expect(set.Err()).NotTo(HaveOccurred())
Expect(set.Val()).To(Equal("OK"))
type_ := client.Type("key")
Expect(type_.Err()).NotTo(HaveOccurred())
Expect(type_.Val()).To(Equal("string"))
})
})
//------------------------------------------------------------------------------
Describe("scanning", func() {
It("should Scan", func() {
for i := 0; i < 1000; i++ {
set := client.Set(fmt.Sprintf("key%d", i), "hello", 0)
Expect(set.Err()).NotTo(HaveOccurred())
}
cursor, keys, err := client.Scan(0, "", 0).Result()
Expect(err).NotTo(HaveOccurred())
Expect(cursor > 0).To(Equal(true))
Expect(len(keys) > 0).To(Equal(true))
})
It("should SScan", func() {
for i := 0; i < 1000; i++ {
sadd := client.SAdd("myset", fmt.Sprintf("member%d", i))
Expect(sadd.Err()).NotTo(HaveOccurred())
}
cursor, keys, err := client.SScan("myset", 0, "", 0).Result()
Expect(err).NotTo(HaveOccurred())
Expect(cursor > 0).To(Equal(true))
Expect(len(keys) > 0).To(Equal(true))
})
It("should HScan", func() {
for i := 0; i < 1000; i++ {
sadd := client.HSet("myhash", fmt.Sprintf("key%d", i), "hello")
Expect(sadd.Err()).NotTo(HaveOccurred())
}
cursor, keys, err := client.HScan("myhash", 0, "", 0).Result()
Expect(err).NotTo(HaveOccurred())
Expect(cursor > 0).To(Equal(true))
Expect(len(keys) > 0).To(Equal(true))
})
It("should ZScan", func() {
for i := 0; i < 1000; i++ {
sadd := client.ZAdd("myset", redis.Z{float64(i), fmt.Sprintf("member%d", i)})
Expect(sadd.Err()).NotTo(HaveOccurred())
}
cursor, keys, err := client.ZScan("myset", 0, "", 0).Result()
Expect(err).NotTo(HaveOccurred())
Expect(cursor > 0).To(Equal(true))
Expect(len(keys) > 0).To(Equal(true))
})
})
//------------------------------------------------------------------------------
Describe("strings", func() {
It("should Append", func() {
exists := client.Exists("key")
Expect(exists.Err()).NotTo(HaveOccurred())
Expect(exists.Val()).To(Equal(false))
append := client.Append("key", "Hello")
Expect(append.Err()).NotTo(HaveOccurred())
Expect(append.Val()).To(Equal(int64(5)))
append = client.Append("key", " World")
Expect(append.Err()).NotTo(HaveOccurred())
Expect(append.Val()).To(Equal(int64(11)))
get := client.Get("key")
Expect(get.Err()).NotTo(HaveOccurred())
Expect(get.Val()).To(Equal("Hello World"))
})
It("should BitCount", func() {
set := client.Set("key", "foobar", 0)
Expect(set.Err()).NotTo(HaveOccurred())
Expect(set.Val()).To(Equal("OK"))
bitCount := client.BitCount("key", nil)
Expect(bitCount.Err()).NotTo(HaveOccurred())
Expect(bitCount.Val()).To(Equal(int64(26)))
bitCount = client.BitCount("key", &redis.BitCount{0, 0})
Expect(bitCount.Err()).NotTo(HaveOccurred())
Expect(bitCount.Val()).To(Equal(int64(4)))
bitCount = client.BitCount("key", &redis.BitCount{1, 1})
Expect(bitCount.Err()).NotTo(HaveOccurred())
Expect(bitCount.Val()).To(Equal(int64(6)))
})
It("should BitOpAnd", func() {
set := client.Set("key1", "1", 0)
Expect(set.Err()).NotTo(HaveOccurred())
Expect(set.Val()).To(Equal("OK"))
set = client.Set("key2", "0", 0)
Expect(set.Err()).NotTo(HaveOccurred())
Expect(set.Val()).To(Equal("OK"))
bitOpAnd := client.BitOpAnd("dest", "key1", "key2")
Expect(bitOpAnd.Err()).NotTo(HaveOccurred())
Expect(bitOpAnd.Val()).To(Equal(int64(1)))
get := client.Get("dest")
Expect(get.Err()).NotTo(HaveOccurred())
Expect(get.Val()).To(Equal("0"))
})
It("should BitOpOr", func() {
set := client.Set("key1", "1", 0)
Expect(set.Err()).NotTo(HaveOccurred())
Expect(set.Val()).To(Equal("OK"))
set = client.Set("key2", "0", 0)
Expect(set.Err()).NotTo(HaveOccurred())
Expect(set.Val()).To(Equal("OK"))
bitOpOr := client.BitOpOr("dest", "key1", "key2")
Expect(bitOpOr.Err()).NotTo(HaveOccurred())
Expect(bitOpOr.Val()).To(Equal(int64(1)))
get := client.Get("dest")
Expect(get.Err()).NotTo(HaveOccurred())
Expect(get.Val()).To(Equal("1"))
})
It("should BitOpXor", func() {
set := client.Set("key1", "\xff", 0)
Expect(set.Err()).NotTo(HaveOccurred())
Expect(set.Val()).To(Equal("OK"))
set = client.Set("key2", "\x0f", 0)
Expect(set.Err()).NotTo(HaveOccurred())
Expect(set.Val()).To(Equal("OK"))
bitOpXor := client.BitOpXor("dest", "key1", "key2")
Expect(bitOpXor.Err()).NotTo(HaveOccurred())
Expect(bitOpXor.Val()).To(Equal(int64(1)))
get := client.Get("dest")
Expect(get.Err()).NotTo(HaveOccurred())
Expect(get.Val()).To(Equal("\xf0"))
})
It("should BitOpNot", func() {
set := client.Set("key1", "\x00", 0)
Expect(set.Err()).NotTo(HaveOccurred())
Expect(set.Val()).To(Equal("OK"))
bitOpNot := client.BitOpNot("dest", "key1")
Expect(bitOpNot.Err()).NotTo(HaveOccurred())
Expect(bitOpNot.Val()).To(Equal(int64(1)))
get := client.Get("dest")
Expect(get.Err()).NotTo(HaveOccurred())
Expect(get.Val()).To(Equal("\xff"))
})
It("should BitPos", func() {
err := client.Set("mykey", "\xff\xf0\x00", 0).Err()
Expect(err).NotTo(HaveOccurred())
pos, err := client.BitPos("mykey", 0).Result()
Expect(err).NotTo(HaveOccurred())
Expect(pos).To(Equal(int64(12)))
pos, err = client.BitPos("mykey", 1).Result()
Expect(err).NotTo(HaveOccurred())
Expect(pos).To(Equal(int64(0)))
pos, err = client.BitPos("mykey", 0, 2).Result()
Expect(err).NotTo(HaveOccurred())
Expect(pos).To(Equal(int64(16)))
pos, err = client.BitPos("mykey", 1, 2).Result()
Expect(err).NotTo(HaveOccurred())
Expect(pos).To(Equal(int64(-1)))
pos, err = client.BitPos("mykey", 0, -1).Result()
Expect(err).NotTo(HaveOccurred())
Expect(pos).To(Equal(int64(16)))
pos, err = client.BitPos("mykey", 1, -1).Result()
Expect(err).NotTo(HaveOccurred())
Expect(pos).To(Equal(int64(-1)))
pos, err = client.BitPos("mykey", 0, 2, 1).Result()
Expect(err).NotTo(HaveOccurred())
Expect(pos).To(Equal(int64(-1)))
pos, err = client.BitPos("mykey", 0, 0, -3).Result()
Expect(err).NotTo(HaveOccurred())
Expect(pos).To(Equal(int64(-1)))
pos, err = client.BitPos("mykey", 0, 0, 0).Result()
Expect(err).NotTo(HaveOccurred())
Expect(pos).To(Equal(int64(-1)))
})
It("should Decr", func() {
set := client.Set("key", "10", 0)
Expect(set.Err()).NotTo(HaveOccurred())
Expect(set.Val()).To(Equal("OK"))
decr := client.Decr("key")
Expect(decr.Err()).NotTo(HaveOccurred())
Expect(decr.Val()).To(Equal(int64(9)))
set = client.Set("key", "234293482390480948029348230948", 0)
Expect(set.Err()).NotTo(HaveOccurred())
Expect(set.Val()).To(Equal("OK"))
decr = client.Decr("key")
Expect(decr.Err()).To(MatchError("ERR value is not an integer or out of range"))
Expect(decr.Val()).To(Equal(int64(0)))
})
It("should DecrBy", func() {
set := client.Set("key", "10", 0)
Expect(set.Err()).NotTo(HaveOccurred())
Expect(set.Val()).To(Equal("OK"))
decrBy := client.DecrBy("key", 5)
Expect(decrBy.Err()).NotTo(HaveOccurred())
Expect(decrBy.Val()).To(Equal(int64(5)))
})
It("should Get", func() {
get := client.Get("_")
Expect(get.Err()).To(Equal(redis.Nil))
Expect(get.Val()).To(Equal(""))
set := client.Set("key", "hello", 0)
Expect(set.Err()).NotTo(HaveOccurred())
Expect(set.Val()).To(Equal("OK"))
get = client.Get("key")
Expect(get.Err()).NotTo(HaveOccurred())
Expect(get.Val()).To(Equal("hello"))
})
It("should GetBit", func() {
setBit := client.SetBit("key", 7, 1)
Expect(setBit.Err()).NotTo(HaveOccurred())
Expect(setBit.Val()).To(Equal(int64(0)))
getBit := client.GetBit("key", 0)
Expect(getBit.Err()).NotTo(HaveOccurred())
Expect(getBit.Val()).To(Equal(int64(0)))
getBit = client.GetBit("key", 7)
Expect(getBit.Err()).NotTo(HaveOccurred())
Expect(getBit.Val()).To(Equal(int64(1)))
getBit = client.GetBit("key", 100)
Expect(getBit.Err()).NotTo(HaveOccurred())
Expect(getBit.Val()).To(Equal(int64(0)))
})
It("should GetRange", func() {
set := client.Set("key", "This is a string", 0)
Expect(set.Err()).NotTo(HaveOccurred())
Expect(set.Val()).To(Equal("OK"))
getRange := client.GetRange("key", 0, 3)
Expect(getRange.Err()).NotTo(HaveOccurred())
Expect(getRange.Val()).To(Equal("This"))
getRange = client.GetRange("key", -3, -1)
Expect(getRange.Err()).NotTo(HaveOccurred())
Expect(getRange.Val()).To(Equal("ing"))
getRange = client.GetRange("key", 0, -1)
Expect(getRange.Err()).NotTo(HaveOccurred())
Expect(getRange.Val()).To(Equal("This is a string"))
getRange = client.GetRange("key", 10, 100)
Expect(getRange.Err()).NotTo(HaveOccurred())
Expect(getRange.Val()).To(Equal("string"))
})
It("should GetSet", func() {
incr := client.Incr("key")
Expect(incr.Err()).NotTo(HaveOccurred())
Expect(incr.Val()).To(Equal(int64(1)))
getSet := client.GetSet("key", "0")
Expect(getSet.Err()).NotTo(HaveOccurred())
Expect(getSet.Val()).To(Equal("1"))
get := client.Get("key")
Expect(get.Err()).NotTo(HaveOccurred())
Expect(get.Val()).To(Equal("0"))
})
It("should Incr", func() {
set := client.Set("key", "10", 0)
Expect(set.Err()).NotTo(HaveOccurred())
Expect(set.Val()).To(Equal("OK"))
incr := client.Incr("key")
Expect(incr.Err()).NotTo(HaveOccurred())
Expect(incr.Val()).To(Equal(int64(11)))
get := client.Get("key")
Expect(get.Err()).NotTo(HaveOccurred())
Expect(get.Val()).To(Equal("11"))
})
It("should IncrBy", func() {
set := client.Set("key", "10", 0)
Expect(set.Err()).NotTo(HaveOccurred())
Expect(set.Val()).To(Equal("OK"))
incrBy := client.IncrBy("key", 5)
Expect(incrBy.Err()).NotTo(HaveOccurred())
Expect(incrBy.Val()).To(Equal(int64(15)))
})
It("should IncrByFloat", func() {
set := client.Set("key", "10.50", 0)
Expect(set.Err()).NotTo(HaveOccurred())
Expect(set.Val()).To(Equal("OK"))
incrByFloat := client.IncrByFloat("key", 0.1)
Expect(incrByFloat.Err()).NotTo(HaveOccurred())
Expect(incrByFloat.Val()).To(Equal(10.6))
set = client.Set("key", "5.0e3", 0)
Expect(set.Err()).NotTo(HaveOccurred())
Expect(set.Val()).To(Equal("OK"))
incrByFloat = client.IncrByFloat("key", 2.0e2)
Expect(incrByFloat.Err()).NotTo(HaveOccurred())
Expect(incrByFloat.Val()).To(Equal(float64(5200)))
})
It("should IncrByFloatOverflow", func() {
incrByFloat := client.IncrByFloat("key", 996945661)
Expect(incrByFloat.Err()).NotTo(HaveOccurred())
Expect(incrByFloat.Val()).To(Equal(float64(996945661)))
})
It("should MSetMGet", func() {
mSet := client.MSet("key1", "hello1", "key2", "hello2")
Expect(mSet.Err()).NotTo(HaveOccurred())
Expect(mSet.Val()).To(Equal("OK"))
mGet := client.MGet("key1", "key2", "_")
Expect(mGet.Err()).NotTo(HaveOccurred())
Expect(mGet.Val()).To(Equal([]interface{}{"hello1", "hello2", nil}))
})
It("should MSetNX", func() {
mSetNX := client.MSetNX("key1", "hello1", "key2", "hello2")
Expect(mSetNX.Err()).NotTo(HaveOccurred())
Expect(mSetNX.Val()).To(Equal(true))
mSetNX = client.MSetNX("key2", "hello1", "key3", "hello2")
Expect(mSetNX.Err()).NotTo(HaveOccurred())
Expect(mSetNX.Val()).To(Equal(false))
})
It("should Set with expiration", func() {
err := client.Set("key", "hello", 100*time.Millisecond).Err()
Expect(err).NotTo(HaveOccurred())
val, err := client.Get("key").Result()
Expect(err).NotTo(HaveOccurred())
Expect(val).To(Equal("hello"))
Eventually(func() error {
return client.Get("foo").Err()
}, "1s", "100ms").Should(Equal(redis.Nil))
})
It("should SetGet", func() {
set := client.Set("key", "hello", 0)
Expect(set.Err()).NotTo(HaveOccurred())
Expect(set.Val()).To(Equal("OK"))
get := client.Get("key")
Expect(get.Err()).NotTo(HaveOccurred())
Expect(get.Val()).To(Equal("hello"))
})
It("should SetNX", func() {
setNX := client.SetNX("key", "hello", 0)
Expect(setNX.Err()).NotTo(HaveOccurred())
Expect(setNX.Val()).To(Equal(true))
setNX = client.SetNX("key", "hello2", 0)
Expect(setNX.Err()).NotTo(HaveOccurred())
Expect(setNX.Val()).To(Equal(false))
get := client.Get("key")
Expect(get.Err()).NotTo(HaveOccurred())
Expect(get.Val()).To(Equal("hello"))
})
It("should SetNX with expiration", func() {
isSet, err := client.SetNX("key", "hello", time.Second).Result()
Expect(err).NotTo(HaveOccurred())
Expect(isSet).To(Equal(true))
isSet, err = client.SetNX("key", "hello2", time.Second).Result()
Expect(err).NotTo(HaveOccurred())
Expect(isSet).To(Equal(false))
val, err := client.Get("key").Result()
Expect(err).NotTo(HaveOccurred())
Expect(val).To(Equal("hello"))
})
It("should SetXX", func() {
isSet, err := client.SetXX("key", "hello2", time.Second).Result()
Expect(err).NotTo(HaveOccurred())
Expect(isSet).To(Equal(false))
err = client.Set("key", "hello", time.Second).Err()
Expect(err).NotTo(HaveOccurred())
isSet, err = client.SetXX("key", "hello2", time.Second).Result()
Expect(err).NotTo(HaveOccurred())
Expect(isSet).To(Equal(true))
val, err := client.Get("key").Result()
Expect(err).NotTo(HaveOccurred())
Expect(val).To(Equal("hello2"))
})
It("should SetRange", func() {
set := client.Set("key", "Hello World", 0)
Expect(set.Err()).NotTo(HaveOccurred())
Expect(set.Val()).To(Equal("OK"))
range_ := client.SetRange("key", 6, "Redis")
Expect(range_.Err()).NotTo(HaveOccurred())
Expect(range_.Val()).To(Equal(int64(11)))
get := client.Get("key")
Expect(get.Err()).NotTo(HaveOccurred())
Expect(get.Val()).To(Equal("Hello Redis"))
})
It("should StrLen", func() {
set := client.Set("key", "hello", 0)
Expect(set.Err()).NotTo(HaveOccurred())
Expect(set.Val()).To(Equal("OK"))
strLen := client.StrLen("key")
Expect(strLen.Err()).NotTo(HaveOccurred())
Expect(strLen.Val()).To(Equal(int64(5)))
strLen = client.StrLen("_")
Expect(strLen.Err()).NotTo(HaveOccurred())
Expect(strLen.Val()).To(Equal(int64(0)))
})
})
//------------------------------------------------------------------------------
Describe("hashes", func() {
It("should HDel", func() {
hSet := client.HSet("hash", "key", "hello")
Expect(hSet.Err()).NotTo(HaveOccurred())
hDel := client.HDel("hash", "key")
Expect(hDel.Err()).NotTo(HaveOccurred())
Expect(hDel.Val()).To(Equal(int64(1)))
hDel = client.HDel("hash", "key")
Expect(hDel.Err()).NotTo(HaveOccurred())
Expect(hDel.Val()).To(Equal(int64(0)))