mirror of https://github.com/go-redis/redis.git
80 lines
1.7 KiB
Go
80 lines
1.7 KiB
Go
package redis_test
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import (
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"github.com/go-redis/redis"
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. "github.com/onsi/ginkgo"
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. "github.com/onsi/gomega"
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)
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var _ = Describe("pipelining", func() {
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var client *redis.Client
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var pipe *redis.Pipeline
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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("supports block style", func() {
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var get *redis.StringCmd
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cmds, err := client.Pipelined(func(pipe redis.Pipeliner) error {
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get = pipe.Get("foo")
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return nil
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})
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Expect(err).To(Equal(redis.Nil))
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Expect(cmds).To(HaveLen(1))
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Expect(cmds[0]).To(Equal(get))
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Expect(get.Err()).To(Equal(redis.Nil))
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Expect(get.Val()).To(Equal(""))
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})
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assertPipeline := func() {
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It("returns an error when there are no commands", func() {
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_, err := pipe.Exec()
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Expect(err).To(MatchError("redis: pipeline is empty"))
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})
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It("discards queued commands", func() {
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pipe.Get("key")
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pipe.Discard()
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_, err := pipe.Exec()
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Expect(err).To(MatchError("redis: pipeline is empty"))
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})
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It("handles val/err", func() {
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err := client.Set("key", "value", 0).Err()
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Expect(err).NotTo(HaveOccurred())
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get := pipe.Get("key")
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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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val, err := get.Result()
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Expect(err).NotTo(HaveOccurred())
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Expect(val).To(Equal("value"))
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})
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}
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Describe("Pipeline", func() {
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BeforeEach(func() {
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pipe = client.Pipeline().(*redis.Pipeline)
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})
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assertPipeline()
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})
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Describe("TxPipeline", func() {
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BeforeEach(func() {
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pipe = client.TxPipeline()
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})
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assertPipeline()
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})
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})
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