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kratos/pkg/sync/pipeline/pipeline_test.go

132 lines
2.5 KiB

package pipeline
import (
"context"
"reflect"
"strconv"
"testing"
"time"
"github.com/bilibili/kratos/pkg/net/metadata"
xtime "github.com/bilibili/kratos/pkg/time"
)
func TestPipeline(t *testing.T) {
conf := &Config{
MaxSize: 3,
Interval: xtime.Duration(time.Millisecond * 20),
Buffer: 3,
Worker: 10,
}
type recv struct {
mirror string
ch int
values map[string][]interface{}
}
var runs []recv
do := func(c context.Context, ch int, values map[string][]interface{}) {
runs = append(runs, recv{
mirror: metadata.String(c, metadata.Mirror),
values: values,
ch: ch,
})
}
split := func(s string) int {
n, _ := strconv.Atoi(s)
return n
}
p := NewPipeline(conf)
p.Do = do
p.Split = split
p.Start()
p.Add(context.Background(), "1", 1)
p.Add(context.Background(), "1", 2)
p.Add(context.Background(), "11", 3)
p.Add(context.Background(), "2", 3)
time.Sleep(time.Millisecond * 60)
mirrorCtx := metadata.NewContext(context.Background(), metadata.MD{metadata.Mirror: "1"})
p.Add(mirrorCtx, "2", 3)
time.Sleep(time.Millisecond * 60)
p.SyncAdd(mirrorCtx, "5", 5)
time.Sleep(time.Millisecond * 60)
p.Close()
expt := []recv{
{
mirror: "",
ch: 1,
values: map[string][]interface{}{
"1": {1, 2},
"11": {3},
},
},
{
mirror: "",
ch: 2,
values: map[string][]interface{}{
"2": {3},
},
},
{
mirror: "1",
ch: 2,
values: map[string][]interface{}{
"2": {3},
},
},
{
mirror: "1",
ch: 5,
values: map[string][]interface{}{
"5": {5},
},
},
}
if !reflect.DeepEqual(runs, expt) {
t.Errorf("expect get %+v,\n got: %+v", expt, runs)
}
}
func TestPipelineSmooth(t *testing.T) {
conf := &Config{
MaxSize: 100,
Interval: xtime.Duration(time.Second),
Buffer: 100,
Worker: 10,
Smooth: true,
}
type result struct {
index int
ts time.Time
}
var results []result
do := func(c context.Context, index int, values map[string][]interface{}) {
results = append(results, result{
index: index,
ts: time.Now(),
})
}
split := func(s string) int {
n, _ := strconv.Atoi(s)
return n
}
p := NewPipeline(conf)
p.Do = do
p.Split = split
p.Start()
for i := 0; i < 10; i++ {
p.Add(context.Background(), strconv.Itoa(i), 1)
}
time.Sleep(time.Millisecond * 1500)
if len(results) != conf.Worker {
t.Errorf("expect results equal worker")
t.FailNow()
}
for i, r := range results {
if i > 0 {
if r.ts.Sub(results[i-1].ts) < time.Millisecond*20 {
t.Errorf("expect runs be smooth")
t.FailNow()
}
}
}
}