// Copyright 2017 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 core

import (
	"sync"
	"time"

	"github.com/pingcap-incubator/tinykv/proto/pkg/metapb"
	. "github.com/pingcap/check"
)

var _ = Suite(&testConcurrencySuite{})

type testConcurrencySuite struct{}

func (s *testConcurrencySuite) TestCloneStore(c *C) {
	meta := &metapb.Store{Id: 1, Address: "mock://tikv-1"}
	store := NewStoreInfo(meta)
	start := time.Now()
	wg := sync.WaitGroup{}
	wg.Add(2)
	go func() {
		defer wg.Done()
		for {
			if time.Since(start) > time.Second {
				break
			}
			store.GetMeta().GetState()
		}
	}()
	go func() {
		defer wg.Done()
		for {
			if time.Since(start) > time.Second {
				break
			}
			store.Clone(
				SetStoreState(metapb.StoreState_Up),
				SetLastHeartbeatTS(time.Now()),
			)
		}
	}()
	wg.Wait()
}