talent-plan-tinykv/scheduler/pkg/etcdutil/etcdutil_test.go
Connor 5e089a2cd1 init course framework
Signed-off-by: Connor <zbk602423539@gmail.com>
Co-authored-by: Nick Cameron <nrc@ncameron.org>
Co-authored-by: linning <linningde25@gmail.com>
Co-authored-by: YangKeao <keao.yang@yahoo.com>
Co-authored-by: andylokandy <andylokandy@hotmail.com>
Co-authored-by: Iosmanthus Teng <myosmanthustree@gmail.com>
2020-04-30 15:25:07 +08:00

111 lines
2.9 KiB
Go

// Copyright 2016 PingCAP, Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// See the License for the specific language governing permissions and
// limitations under the License.
package etcdutil
import (
"context"
"fmt"
"io/ioutil"
"net/url"
"os"
"testing"
"github.com/pingcap-incubator/tinykv/scheduler/pkg/tempurl"
. "github.com/pingcap/check"
"go.etcd.io/etcd/clientv3"
"go.etcd.io/etcd/embed"
)
func Test(t *testing.T) {
TestingT(t)
}
var _ = Suite(&testEtcdutilSuite{})
type testEtcdutilSuite struct {
}
func newTestSingleConfig() *embed.Config {
cfg := embed.NewConfig()
cfg.Name = "test_etcd"
cfg.Dir, _ = ioutil.TempDir("/tmp", "test_etcd")
cfg.WalDir = ""
cfg.Logger = "zap"
cfg.LogOutputs = []string{"stdout"}
pu, _ := url.Parse(tempurl.Alloc())
cfg.LPUrls = []url.URL{*pu}
cfg.APUrls = cfg.LPUrls
cu, _ := url.Parse(tempurl.Alloc())
cfg.LCUrls = []url.URL{*cu}
cfg.ACUrls = cfg.LCUrls
cfg.StrictReconfigCheck = false
cfg.InitialCluster = fmt.Sprintf("%s=%s", cfg.Name, &cfg.LPUrls[0])
cfg.ClusterState = embed.ClusterStateFlagNew
return cfg
}
func cleanConfig(cfg *embed.Config) {
// Clean data directory
os.RemoveAll(cfg.Dir)
}
func (s *testEtcdutilSuite) TestEtcdKVGet(c *C) {
cfg := newTestSingleConfig()
etcd, err := embed.StartEtcd(cfg)
c.Assert(err, IsNil)
ep := cfg.LCUrls[0].String()
client, err := clientv3.New(clientv3.Config{
Endpoints: []string{ep},
})
c.Assert(err, IsNil)
<-etcd.Server.ReadyNotify()
keys := []string{"test/key1", "test/key2", "test/key3", "test/key4", "test/key5"}
vals := []string{"val1", "val2", "val3", "val4", "val5"}
kv := clientv3.NewKV(client)
for i := range keys {
_, err = kv.Put(context.TODO(), keys[i], vals[i])
c.Assert(err, IsNil)
}
// Test simple point get
resp, err := EtcdKVGet(client, "test/key1")
c.Assert(err, IsNil)
c.Assert(string(resp.Kvs[0].Value), Equals, "val1")
// Test range get
withRange := clientv3.WithRange("test/zzzz")
withLimit := clientv3.WithLimit(3)
resp, err = EtcdKVGet(client, "test/", withRange, withLimit, clientv3.WithSort(clientv3.SortByKey, clientv3.SortAscend))
c.Assert(err, IsNil)
c.Assert(len(resp.Kvs), Equals, 3)
for i := range resp.Kvs {
c.Assert(string(resp.Kvs[i].Key), Equals, keys[i])
c.Assert(string(resp.Kvs[i].Value), Equals, vals[i])
}
lastKey := string(resp.Kvs[len(resp.Kvs)-1].Key)
next := clientv3.GetPrefixRangeEnd(lastKey)
resp, err = EtcdKVGet(client, next, withRange, withLimit, clientv3.WithSort(clientv3.SortByKey, clientv3.SortAscend))
c.Assert(err, IsNil)
c.Assert(len(resp.Kvs), Equals, 2)
cleanConfig(cfg)
}