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commands_test.go
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package redis_test
import (
"encoding/json"
"fmt"
"reflect"
"time"
. "github.com/onsi/ginkgo"
. "github.com/onsi/gomega"
"github.com/go-redis/redis/v7"
"github.com/go-redis/redis/v7/internal/proto"
)
var _ = Describe("Commands", func() {
var client *redis.Client
BeforeEach(func() {
client = redis.NewClient(redisOptions())
Expect(client.FlushDB().Err()).NotTo(HaveOccurred())
})
AfterEach(func() {
Expect(client.Close()).NotTo(HaveOccurred())
})
Describe("server", func() {
It("should Auth", func() {
cmds, err := client.Pipelined(func(pipe redis.Pipeliner) error {
pipe.Auth("password")
pipe.Auth("")
return nil
})
Expect(err).To(MatchError("ERR Client sent AUTH, but no password is set"))
Expect(cmds[0].Err()).To(MatchError("ERR Client sent AUTH, but no password is set"))
Expect(cmds[1].Err()).To(MatchError("ERR Client sent AUTH, but no password is set"))
stats := client.PoolStats()
Expect(stats.Hits).To(Equal(uint32(1)))
Expect(stats.Misses).To(Equal(uint32(1)))
Expect(stats.Timeouts).To(Equal(uint32(0)))
Expect(stats.TotalConns).To(Equal(uint32(1)))
Expect(stats.IdleConns).To(Equal(uint32(1)))
})
It("should Echo", func() {
pipe := client.Pipeline()
echo := pipe.Echo("hello")
_, err := pipe.Exec()
Expect(err).NotTo(HaveOccurred())
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 Wait", func() {
const wait = 3 * time.Second
// assume testing on single redis instance
start := time.Now()
val, err := client.Wait(1, wait).Result()
Expect(err).NotTo(HaveOccurred())
Expect(val).To(Equal(int64(0)))
Expect(time.Now()).To(BeTemporally("~", start.Add(wait), 3*time.Second))
})
It("should Select", func() {
pipe := client.Pipeline()
sel := pipe.Select(1)
_, err := pipe.Exec()
Expect(err).NotTo(HaveOccurred())
Expect(sel.Err()).NotTo(HaveOccurred())
Expect(sel.Val()).To(Equal("OK"))
})
It("should SwapDB", func() {
pipe := client.Pipeline()
sel := pipe.SwapDB(1, 2)
_, err := pipe.Exec()
Expect(err).NotTo(HaveOccurred())
Expect(sel.Err()).NotTo(HaveOccurred())
Expect(sel.Val()).To(Equal("OK"))
})
It("should BgRewriteAOF", func() {
Skip("flaky test")
val, err := client.BgRewriteAOF().Result()
Expect(err).NotTo(HaveOccurred())
Expect(val).To(ContainSubstring("Background append only file rewriting"))
})
It("should BgSave", func() {
Skip("flaky test")
// workaround for "ERR Can't BGSAVE while AOF log rewriting is in progress"
Eventually(func() string {
return client.BgSave().Val()
}, "30s").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 ClientKillByFilter", func() {
r := client.ClientKillByFilter("TYPE", "test")
Expect(r.Err()).To(MatchError("ERR Unknown client type 'test'"))
Expect(r.Val()).To(Equal(int64(0)))
})
It("should ClientID", func() {
err := client.ClientID().Err()
Expect(err).NotTo(HaveOccurred())
Expect(client.ClientID().Val()).To(BeNumerically(">=", 0))
})
It("should ClientUnblock", func() {
id := client.ClientID().Val()
r, err := client.ClientUnblock(id).Result()
Expect(err).NotTo(HaveOccurred())
Expect(r).To(Equal(int64(0)))
})
It("should ClientUnblockWithError", func() {
id := client.ClientID().Val()
r, err := client.ClientUnblockWithError(id).Result()
Expect(err).NotTo(HaveOccurred())
Expect(r).To(Equal(int64(0)))
})
It("should ClientPause", func() {
err := client.ClientPause(time.Second).Err()
Expect(err).NotTo(HaveOccurred())
start := time.Now()
err = client.Ping().Err()
Expect(err).NotTo(HaveOccurred())
Expect(time.Now()).To(BeTemporally("~", start.Add(time.Second), 800*time.Millisecond))
})
It("should ClientSetName and ClientGetName", func() {
pipe := client.Pipeline()
set := pipe.ClientSetName("theclientname")
get := pipe.ClientGetName()
_, err := pipe.Exec()
Expect(err).NotTo(HaveOccurred())
Expect(set.Err()).NotTo(HaveOccurred())
Expect(set.Val()).To(BeTrue())
Expect(get.Err()).NotTo(HaveOccurred())
Expect(get.Val()).To(Equal("theclientname"))
})
It("should ConfigGet", func() {
val, err := client.ConfigGet("*").Result()
Expect(err).NotTo(HaveOccurred())
Expect(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 ConfigRewrite", func() {
configRewrite := client.ConfigRewrite()
Expect(configRewrite.Err()).NotTo(HaveOccurred())
Expect(configRewrite.Val()).To(Equal("OK"))
})
It("should DBSize", func() {
size, err := client.DBSize().Result()
Expect(err).NotTo(HaveOccurred())
Expect(size).To(Equal(int64(0)))
})
It("should Info", func() {
info := client.Info()
Expect(info.Err()).NotTo(HaveOccurred())
Expect(info.Val()).NotTo(Equal(""))
})
It("should Info cpu", func() {
info := client.Info("cpu")
Expect(info.Err()).NotTo(HaveOccurred())
Expect(info.Val()).NotTo(Equal(""))
Expect(info.Val()).To(ContainSubstring(`used_cpu_sys`))
})
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() {
tm, err := client.Time().Result()
Expect(err).NotTo(HaveOccurred())
Expect(tm).To(BeTemporally("~", time.Now(), 3*time.Second))
})
It("should Command", func() {
cmds, err := client.Command().Result()
Expect(err).NotTo(HaveOccurred())
Expect(len(cmds)).To(BeNumerically("~", 200, 20))
cmd := cmds["mget"]
Expect(cmd.Name).To(Equal("mget"))
Expect(cmd.Arity).To(Equal(int8(-2)))
Expect(cmd.Flags).To(ContainElement("readonly"))
Expect(cmd.FirstKeyPos).To(Equal(int8(1)))
Expect(cmd.LastKeyPos).To(Equal(int8(-1)))
Expect(cmd.StepCount).To(Equal(int8(1)))
cmd = cmds["ping"]
Expect(cmd.Name).To(Equal("ping"))
Expect(cmd.Arity).To(Equal(int8(-1)))
Expect(cmd.Flags).To(ContainElement("stale"))
Expect(cmd.Flags).To(ContainElement("fast"))
Expect(cmd.FirstKeyPos).To(Equal(int8(0)))
Expect(cmd.LastKeyPos).To(Equal(int8(0)))
Expect(cmd.StepCount).To(Equal(int8(0)))
})
})
Describe("debugging", func() {
It("should DebugObject", func() {
err := client.DebugObject("foo").Err()
Expect(err).To(MatchError("ERR no such key"))
err = client.Set("foo", "bar", 0).Err()
Expect(err).NotTo(HaveOccurred())
s, err := client.DebugObject("foo").Result()
Expect(err).NotTo(HaveOccurred())
Expect(s).To(ContainSubstring("serializedlength:4"))
})
It("should MemoryUsage", func() {
err := client.MemoryUsage("foo").Err()
Expect(err).To(Equal(redis.Nil))
err = client.Set("foo", "bar", 0).Err()
Expect(err).NotTo(HaveOccurred())
n, err := client.MemoryUsage("foo").Result()
Expect(err).NotTo(HaveOccurred())
Expect(n).To(Equal(int64(50)))
n, err = client.MemoryUsage("foo", 0).Result()
Expect(err).NotTo(HaveOccurred())
Expect(n).To(Equal(int64(50)))
})
})
Describe("keys", func() {
It("should Del", func() {
err := client.Set("key1", "Hello", 0).Err()
Expect(err).NotTo(HaveOccurred())
err = client.Set("key2", "World", 0).Err()
Expect(err).NotTo(HaveOccurred())
n, err := client.Del("key1", "key2", "key3").Result()
Expect(err).NotTo(HaveOccurred())
Expect(n).To(Equal(int64(2)))
})
It("should Unlink", func() {
err := client.Set("key1", "Hello", 0).Err()
Expect(err).NotTo(HaveOccurred())
err = client.Set("key2", "World", 0).Err()
Expect(err).NotTo(HaveOccurred())
n, err := client.Unlink("key1", "key2", "key3").Result()
Expect(err).NotTo(HaveOccurred())
Expect(n).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()).NotTo(BeEmpty())
})
It("should Exists", func() {
set := client.Set("key1", "Hello", 0)
Expect(set.Err()).NotTo(HaveOccurred())
Expect(set.Val()).To(Equal("OK"))
n, err := client.Exists("key1").Result()
Expect(err).NotTo(HaveOccurred())
Expect(n).To(Equal(int64(1)))
n, err = client.Exists("key2").Result()
Expect(err).NotTo(HaveOccurred())
Expect(n).To(Equal(int64(0)))
n, err = client.Exists("key1", "key2").Result()
Expect(err).NotTo(HaveOccurred())
Expect(n).To(Equal(int64(1)))
n, err = client.Exists("key1", "key1").Result()
Expect(err).NotTo(HaveOccurred())
Expect(n).To(Equal(int64(2)))
})
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()).To(Equal(time.Duration(-1)))
ttl = client.TTL("nonexistent_key")
Expect(ttl.Err()).NotTo(HaveOccurred())
Expect(ttl.Val()).To(Equal(time.Duration(-2)))
})
It("should ExpireAt", func() {
set := client.Set("key", "Hello", 0)
Expect(set.Err()).NotTo(HaveOccurred())
Expect(set.Val()).To(Equal("OK"))
n, err := client.Exists("key").Result()
Expect(err).NotTo(HaveOccurred())
Expect(n).To(Equal(int64(1)))
expireAt := client.ExpireAt("key", time.Now().Add(-time.Hour))
Expect(expireAt.Err()).NotTo(HaveOccurred())
Expect(expireAt.Val()).To(Equal(true))
n, err = client.Exists("key").Result()
Expect(err).NotTo(HaveOccurred())
Expect(n).To(Equal(int64(0)))
})
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", 2)
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", 2)
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(""))
pipe := client.Pipeline()
pipe.Select(2)
get = pipe.Get("key")
pipe.FlushDB()
_, err := pipe.Exec()
Expect(err).NotTo(HaveOccurred())
Expect(get.Val()).To(Equal("hello"))
})
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, 100*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, 100*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, 100*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() {
err := client.Set("key", "hello", 0).Err()
Expect(err).NotTo(HaveOccurred())
dump := client.Dump("key")
Expect(dump.Err()).NotTo(HaveOccurred())
err = client.Del("key").Err()
Expect(err).NotTo(HaveOccurred())
restore, err := client.Restore("key", 0, dump.Val()).Result()
Expect(err).NotTo(HaveOccurred())
Expect(restore).To(Equal("OK"))
type_, err := client.Type("key").Result()
Expect(err).NotTo(HaveOccurred())
Expect(type_).To(Equal("string"))
val, err := client.Get("key").Result()
Expect(err).NotTo(HaveOccurred())
Expect(val).To(Equal("hello"))
})
It("should RestoreReplace", func() {
err := client.Set("key", "hello", 0).Err()
Expect(err).NotTo(HaveOccurred())
dump := client.Dump("key")
Expect(dump.Err()).NotTo(HaveOccurred())
restore, err := client.RestoreReplace("key", 0, dump.Val()).Result()
Expect(err).NotTo(HaveOccurred())
Expect(restore).To(Equal("OK"))
type_, err := client.Type("key").Result()
Expect(err).NotTo(HaveOccurred())
Expect(type_).To(Equal("string"))
val, err := client.Get("key").Result()
Expect(err).NotTo(HaveOccurred())
Expect(val).To(Equal("hello"))
})
It("should Sort", func() {
size, err := client.LPush("list", "1").Result()
Expect(err).NotTo(HaveOccurred())
Expect(size).To(Equal(int64(1)))
size, err = client.LPush("list", "3").Result()
Expect(err).NotTo(HaveOccurred())
Expect(size).To(Equal(int64(2)))
size, err = client.LPush("list", "2").Result()
Expect(err).NotTo(HaveOccurred())
Expect(size).To(Equal(int64(3)))
els, err := client.Sort("list", &redis.Sort{
Offset: 0,
Count: 2,
Order: "ASC",
}).Result()
Expect(err).NotTo(HaveOccurred())
Expect(els).To(Equal([]string{"1", "2"}))
})
It("should Sort and Get", func() {
size, err := client.LPush("list", "1").Result()
Expect(err).NotTo(HaveOccurred())
Expect(size).To(Equal(int64(1)))
size, err = client.LPush("list", "3").Result()
Expect(err).NotTo(HaveOccurred())
Expect(size).To(Equal(int64(2)))
size, err = client.LPush("list", "2").Result()
Expect(err).NotTo(HaveOccurred())
Expect(size).To(Equal(int64(3)))
err = client.Set("object_2", "value2", 0).Err()
Expect(err).NotTo(HaveOccurred())
{
els, err := client.Sort("list", &redis.Sort{
Get: []string{"object_*"},
}).Result()
Expect(err).NotTo(HaveOccurred())
Expect(els).To(Equal([]string{"", "value2", ""}))
}
{
els, err := client.SortInterfaces("list", &redis.Sort{
Get: []string{"object_*"},
}).Result()
Expect(err).NotTo(HaveOccurred())
Expect(els).To(Equal([]interface{}{nil, "value2", nil}))
}
})
It("should Sort and Store", func() {
size, err := client.LPush("list", "1").Result()
Expect(err).NotTo(HaveOccurred())
Expect(size).To(Equal(int64(1)))
size, err = client.LPush("list", "3").Result()
Expect(err).NotTo(HaveOccurred())
Expect(size).To(Equal(int64(2)))
size, err = client.LPush("list", "2").Result()
Expect(err).NotTo(HaveOccurred())
Expect(size).To(Equal(int64(3)))
n, err := client.SortStore("list", "list2", &redis.Sort{
Offset: 0,
Count: 2,
Order: "ASC",
}).Result()
Expect(err).NotTo(HaveOccurred())
Expect(n).To(Equal(int64(2)))
els, err := client.LRange("list2", 0, -1).Result()
Expect(err).NotTo(HaveOccurred())
Expect(els).To(Equal([]string{"1", "2"}))
})
It("should Touch", func() {
set1 := client.Set("touch1", "hello", 0)
Expect(set1.Err()).NotTo(HaveOccurred())
Expect(set1.Val()).To(Equal("OK"))
set2 := client.Set("touch2", "hello", 0)
Expect(set2.Err()).NotTo(HaveOccurred())
Expect(set2.Val()).To(Equal("OK"))
touch := client.Touch("touch1", "touch2", "touch3")
Expect(touch.Err()).NotTo(HaveOccurred())
Expect(touch.Val()).To(Equal(int64(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())
}
keys, cursor, err := client.Scan(0, "", 0).Result()
Expect(err).NotTo(HaveOccurred())
Expect(keys).NotTo(BeEmpty())
Expect(cursor).NotTo(BeZero())
})
It("should SScan", func() {
for i := 0; i < 1000; i++ {
sadd := client.SAdd("myset", fmt.Sprintf("member%d", i))
Expect(sadd.Err()).NotTo(HaveOccurred())
}
keys, cursor, err := client.SScan("myset", 0, "", 0).Result()
Expect(err).NotTo(HaveOccurred())
Expect(keys).NotTo(BeEmpty())
Expect(cursor).NotTo(BeZero())
})
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())
}
keys, cursor, err := client.HScan("myhash", 0, "", 0).Result()
Expect(err).NotTo(HaveOccurred())
Expect(keys).NotTo(BeEmpty())
Expect(cursor).NotTo(BeZero())
})
It("should ZScan", func() {
for i := 0; i < 1000; i++ {
err := client.ZAdd("myset", &redis.Z{
Score: float64(i),
Member: fmt.Sprintf("member%d", i),
}).Err()
Expect(err).NotTo(HaveOccurred())
}
keys, cursor, err := client.ZScan("myset", 0, "", 0).Result()
Expect(err).NotTo(HaveOccurred())
Expect(keys).NotTo(BeEmpty())
Expect(cursor).NotTo(BeZero())
})
})
Describe("strings", func() {
It("should Append", func() {
n, err := client.Exists("key").Result()
Expect(err).NotTo(HaveOccurred())
Expect(n).To(Equal(int64(0)))
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{
Start: 0,
End: 0,
})
Expect(bitCount.Err()).NotTo(HaveOccurred())
Expect(bitCount.Val()).To(Equal(int64(4)))
bitCount = client.BitCount("key", &redis.BitCount{
Start: 1,
End: 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 BitField", func() {
nn, err := client.BitField("mykey", "INCRBY", "i5", 100, 1, "GET", "u4", 0).Result()
Expect(err).NotTo(HaveOccurred())
Expect(nn).To(Equal([]int64{1, 0}))
})
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)