forked from mirror/redis
133 lines
3.1 KiB
Go
133 lines
3.1 KiB
Go
package redis_test
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import (
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"sync"
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. "github.com/onsi/ginkgo"
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. "github.com/onsi/gomega"
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"gopkg.in/redis.v2"
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)
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var _ = Describe("Pool", func() {
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var client *redis.Client
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var perform = func(n int, cb func()) {
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wg := &sync.WaitGroup{}
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for i := 0; i < n; i++ {
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wg.Add(1)
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go func() {
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defer wg.Done()
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cb()
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}()
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}
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wg.Wait()
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}
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BeforeEach(func() {
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client = redis.NewTCPClient(&redis.Options{
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Addr: redisAddr,
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})
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})
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AfterEach(func() {
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client.FlushDb()
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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() {
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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.Size()).To(BeNumerically("<=", 10))
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Expect(pool.Len()).To(BeNumerically("<=", 10))
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Expect(pool.Size()).To(Equal(pool.Len()))
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})
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It("should respect max on multi", func() {
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perform(1000, func() {
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var ping *redis.StatusCmd
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multi := client.Multi()
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cmds, err := multi.Exec(func() error {
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ping = multi.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(multi.Close()).NotTo(HaveOccurred())
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})
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pool := client.Pool()
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Expect(pool.Size()).To(BeNumerically("<=", 10))
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Expect(pool.Len()).To(BeNumerically("<=", 10))
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Expect(pool.Size()).To(Equal(pool.Len()))
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})
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It("should respect max on pipelines", func() {
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perform(1000, func() {
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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.Size()).To(BeNumerically("<=", 10))
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Expect(pool.Len()).To(BeNumerically("<=", 10))
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Expect(pool.Size()).To(Equal(pool.Len()))
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})
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It("should respect max on pubsub", func() {
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perform(10, func() {
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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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pool := client.Pool()
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Expect(pool.Size()).To(Equal(0))
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Expect(pool.Len()).To(Equal(0))
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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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Expect(cn.Close()).NotTo(HaveOccurred())
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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(HaveOccurred())
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Expect(err.Error()).To(Equal("use of closed network 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.Size()).To(Equal(1))
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Expect(pool.Len()).To(Equal(1))
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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.Size()).To(Equal(1))
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Expect(pool.Len()).To(Equal(1))
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})
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})
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