forked from mirror/redis
134 lines
3.4 KiB
Go
134 lines
3.4 KiB
Go
package redis_test
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import (
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. "github.com/onsi/ginkgo"
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. "github.com/onsi/gomega"
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"gopkg.in/redis.v3"
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"gopkg.in/redis.v3/internal/pool"
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)
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var _ = Describe("pool", func() {
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var client *redis.Client
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BeforeEach(func() {
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client = redis.NewClient(redisOptions())
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Expect(client.FlushDb().Err()).NotTo(HaveOccurred())
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})
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AfterEach(func() {
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Expect(client.Close()).NotTo(HaveOccurred())
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})
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It("should respect max size", func() {
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perform(1000, func(id int) {
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val, err := client.Ping().Result()
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Expect(err).NotTo(HaveOccurred())
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Expect(val).To(Equal("PONG"))
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})
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pool := client.Pool()
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Expect(pool.Len()).To(BeNumerically("<=", 10))
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Expect(pool.FreeLen()).To(BeNumerically("<=", 10))
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Expect(pool.Len()).To(Equal(pool.FreeLen()))
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})
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It("should respect max on multi", func() {
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perform(1000, func(id int) {
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var ping *redis.StatusCmd
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tx, err := client.Watch()
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Expect(err).NotTo(HaveOccurred())
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cmds, err := tx.Exec(func() error {
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ping = tx.Ping()
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return nil
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})
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Expect(err).NotTo(HaveOccurred())
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Expect(cmds).To(HaveLen(1))
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Expect(ping.Err()).NotTo(HaveOccurred())
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Expect(ping.Val()).To(Equal("PONG"))
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Expect(tx.Close()).NotTo(HaveOccurred())
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})
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pool := client.Pool()
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Expect(pool.Len()).To(BeNumerically("<=", 10))
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Expect(pool.FreeLen()).To(BeNumerically("<=", 10))
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Expect(pool.Len()).To(Equal(pool.FreeLen()))
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})
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It("should respect max on pipelines", func() {
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perform(1000, func(id int) {
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pipe := client.Pipeline()
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ping := pipe.Ping()
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cmds, err := pipe.Exec()
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Expect(err).NotTo(HaveOccurred())
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Expect(cmds).To(HaveLen(1))
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Expect(ping.Err()).NotTo(HaveOccurred())
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Expect(ping.Val()).To(Equal("PONG"))
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Expect(pipe.Close()).NotTo(HaveOccurred())
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})
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pool := client.Pool()
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Expect(pool.Len()).To(BeNumerically("<=", 10))
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Expect(pool.FreeLen()).To(BeNumerically("<=", 10))
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Expect(pool.Len()).To(Equal(pool.FreeLen()))
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})
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It("should respect max on pubsub", func() {
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connPool := client.Pool()
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connPool.(*pool.ConnPool).DialLimiter = nil
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perform(1000, func(id int) {
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pubsub := client.PubSub()
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Expect(pubsub.Subscribe()).NotTo(HaveOccurred())
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Expect(pubsub.Close()).NotTo(HaveOccurred())
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})
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Expect(connPool.Len()).To(Equal(connPool.FreeLen()))
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Expect(connPool.Len()).To(BeNumerically("<=", 10))
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})
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It("should remove broken connections", func() {
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cn, err := client.Pool().Get()
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Expect(err).NotTo(HaveOccurred())
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cn.NetConn = &badConn{}
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Expect(client.Pool().Put(cn)).NotTo(HaveOccurred())
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err = client.Ping().Err()
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Expect(err).To(MatchError("bad connection"))
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val, err := client.Ping().Result()
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Expect(err).NotTo(HaveOccurred())
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Expect(val).To(Equal("PONG"))
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pool := client.Pool()
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Expect(pool.Len()).To(Equal(1))
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Expect(pool.FreeLen()).To(Equal(1))
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stats := pool.Stats()
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Expect(stats.Requests).To(Equal(uint32(4)))
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Expect(stats.Hits).To(Equal(uint32(2)))
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Expect(stats.Waits).To(Equal(uint32(0)))
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Expect(stats.Timeouts).To(Equal(uint32(0)))
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})
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It("should reuse connections", func() {
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for i := 0; i < 100; i++ {
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val, err := client.Ping().Result()
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Expect(err).NotTo(HaveOccurred())
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Expect(val).To(Equal("PONG"))
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}
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pool := client.Pool()
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Expect(pool.Len()).To(Equal(1))
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Expect(pool.FreeLen()).To(Equal(1))
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stats := pool.Stats()
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Expect(stats.Requests).To(Equal(uint32(101)))
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Expect(stats.Hits).To(Equal(uint32(100)))
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Expect(stats.Waits).To(Equal(uint32(0)))
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Expect(stats.Timeouts).To(Equal(uint32(0)))
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})
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})
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