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flake_test.go
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227 lines (196 loc) · 4.12 KB
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package main
import (
"log"
"sync"
"testing"
"time"
"github.com/cnwinds/flake/client"
)
// verify that the generated uuid is duplicated
type verify struct {
storeMap map[int64]int
dupMap map[int64]int
verifyQueue chan int64
done sync.WaitGroup
}
func (v *verify) Start() {
v.storeMap = make(map[int64]int, 10000)
v.dupMap = make(map[int64]int, 10000)
v.verifyQueue = make(chan int64, 100000)
f := func() {
for true {
value := <-v.verifyQueue
if value > 0 {
s, ok := v.storeMap[value]
if ok == true {
v.storeMap[value] = s + 1
v.dupMap[value] = s + 1
} else {
v.storeMap[value] = 1
}
} else {
v.done.Done()
break
}
}
}
v.done.Add(1)
go f()
}
func (v *verify) Verify(value int64) {
v.verifyQueue <- value
}
func (v *verify) Stop() {
v.verifyQueue <- -1
v.done.Wait()
}
func (v *verify) HasError() (bool, map[int64]int) {
if len(v.dupMap) > 0 {
return true, v.dupMap
}
return false, nil
}
func TestNormal(t *testing.T) {
// t.SkipNow()
cfg := &client.Config{Endpoint: "127.0.0.1:31000", IsPrefetch: true}
c, err := client.NewClient(cfg)
if err != nil {
t.Fatal(err)
}
defer c.Close()
ve := new(verify)
ve.Start()
key := "TestNormal"
c.SetNeedCount(key, 1000)
for i := 0; i < 100000; i++ {
v, err := c.GenUUID(key)
if err != nil {
t.Fatal(err)
}
ve.Verify(v)
if i%10000 == 0 {
log.Printf("TestNormal: Complete count: %v, uuid value: %v", i, v)
}
}
ve.Stop()
r, dupMap := ve.HasError()
if r == true {
log.Fatalf("%v", dupMap)
}
}
func TestPreFetchEffect(t *testing.T) {
// t.SkipNow()
// the service call speed is very fast, and the advantages are not obvious.
t1 := time.Now()
{
cfg := &client.Config{Endpoint: "127.0.0.1:31000", IsPrefetch: true}
c, err := client.NewClient(cfg)
if err != nil {
t.Fatal(err)
}
defer c.Close()
key := "TestPreFetchEffect"
c.SetNeedCount(key, 10000)
for i := 0; i < 1000000; i++ {
_, err := c.GenUUID(key)
if err != nil {
t.Fatal(err)
}
}
}
log.Printf("have prefetch cost time: %v", time.Since(t1))
t2 := time.Now()
{
cfg := &client.Config{Endpoint: "127.0.0.1:31000", IsPrefetch: false}
c, err := client.NewClient(cfg)
if err != nil {
t.Fatal(err)
}
defer c.Close()
key := "TestPreFetchEffect"
c.SetNeedCount(key, 10000)
for i := 0; i < 1000000; i++ {
_, err := c.GenUUID(key)
if err != nil {
t.Fatal(err)
}
}
}
log.Printf("no prefetch cost time: %v", time.Since(t2))
}
func TestOverSegment(t *testing.T) {
t.SkipNow()
// important:
// change "MaxOfSequence = 1 << 10" to "MaxOfSequence = 1 << 10" in "uuid_server.go" file, and complete the test
cfg := &client.Config{Endpoint: "127.0.0.1:31000", IsPrefetch: true}
c, err := client.NewClient(cfg)
if err != nil {
t.Fatal(err)
}
defer c.Close()
key := "TestOverSegment"
c.SetNeedCount(key, 2049)
for i := 0; i < 65535; i++ {
v, err := c.GenUUID(key)
if err != nil {
t.Fatal(err)
}
if i%5000 == 0 {
log.Printf("Complete count: %v, uuid value: %v", i, v)
}
}
}
func TestParallel1(t *testing.T) {
// t.SkipNow()
cfg := &client.Config{Endpoint: "127.0.0.1:31000", IsPrefetch: false}
c, err := client.NewClient(cfg)
if err != nil {
t.Fatal(err)
}
defer c.Close()
key := "TestParallel"
c.SetNeedCount(key, 10000)
var w sync.WaitGroup
f := func(index int) {
for i := 0; i < 1000000; i++ {
_, err := c.GenUUID(key)
if err != nil {
t.Fatal(err)
}
}
w.Done()
}
w.Add(4)
go f(1)
go f(2)
go f(3)
go f(4)
w.Wait()
}
func TestParallel2(t *testing.T) {
// t.SkipNow()
cfg := &client.Config{Endpoint: "127.0.0.1:31000", IsPrefetch: true}
c, err := client.NewClient(cfg)
if err != nil {
t.Fatal(err)
}
defer c.Close()
var w sync.WaitGroup
f := func(key string) {
for i := 0; i < 1000000; i++ {
_, err := c.GenUUID(key)
if err != nil {
t.Fatal(err)
}
}
w.Done()
}
keys := []string{"TestParallel1", "TestParallel2", "TestParallel3", "TestParallel4"}
needCounts := []int{10000, 10000, 10000, 10000}
w.Add(len(keys))
for i := 0; i < len(keys); i++ {
c.SetNeedCount(keys[i], needCounts[i])
go f(keys[i])
}
w.Wait()
}