func CPULoad(c redis.Client) (Metric, error) {
infoMap, err := c.Info()
if err != nil {
return Metric{}, err
}
value, err := strconv.ParseFloat(infoMap["used_cpu_sys"], 64)
if err != nil {
return Metric{}, err
}
return Metric{"cpu_load", value, "load"}, nil
}
})
Describe(".Info", func() {
var redis client.Client
BeforeEach(func() {
var err error
redis, err = client.Connect(
client.Host(host),
client.Port(port),
)
Expect(err).ToNot(HaveOccurred())
})
It("does not return an error", func() {
_, err := redis.Info()
Expect(err).ToNot(HaveOccurred())
})
It("returns a map with multiple entries", func() {
info, _ := redis.Info()
Expect(len(info)).To(BeNumerically(">", 1))
})
It("returns a map that contains expected entries", func() {
info, _ := redis.Info()
Expect(info["aof_enabled"]).To(Equal("0"))
})
})
Describe("querying info fields", func() {