func TestStoreWatchCompareAndSwap(t *testing.T) {
	s := newStore()
	var eidx uint64 = 1
	s.Create("/foo", false, "bar", false, TTLOptionSet{ExpireTime: Permanent})
	w, _ := s.Watch("/foo", false, false, 0)
	testutil.AssertEqual(t, w.StartIndex(), eidx)
	eidx = 2
	s.CompareAndSwap("/foo", "bar", 0, "baz", TTLOptionSet{ExpireTime: Permanent})
	e := nbselect(w.EventChan())
	testutil.AssertEqual(t, e.EtcdIndex, eidx)
	testutil.AssertEqual(t, e.Action, "compareAndSwap")
	testutil.AssertEqual(t, e.Node.Key, "/foo")
}
Ensure that the store can watch for CAS updates.
package store
import (
	"testing"
	"time"
	etcdErr "github.com/coreos/etcd/error"
	"github.com/coreos/etcd/pkg/testutil"
	"github.com/jonboulle/clockwork"
)
func TestNewStoreWithNamespaces(t *testing.T) {
	s := newStore("/0", "/1")
	_, err := s.Get("/0", false, false)
	testutil.AssertNil(t, err)
	_, err = s.Get("/1", false, false)
	testutil.AssertNil(t, err)
}
func TestStoreGetValue(t *testing.T) {
	s := newStore()
	s.Create("/foo", false, "bar", false, TTLOptionSet{ExpireTime: Permanent})
	var eidx uint64 = 1
	e, err := s.Get("/foo", false, false)
	testutil.AssertNil(t, err)
	testutil.AssertEqual(t, e.EtcdIndex, eidx)
	testutil.AssertEqual(t, e.Action, "get")
	testutil.AssertEqual(t, e.Node.Key, "/foo")
	testutil.AssertEqual(t, *e.Node.Value, "bar")
}
func TestMinExpireTime(t *testing.T) {
	s := newStore()
	fc := clockwork.NewFakeClock()
	s.clock = fc
	testutil.AssertTrue(t, minExpireTime.After(fc.Now()), "minExpireTime should be ahead of FakeClock!")
	s.Create("/foo", false, "Y", false, TTLOptionSet{ExpireTime: fc.Now().Add(3 * time.Second)})
	fc.Advance(5 * time.Second)
	s.DeleteExpiredKeys(fc.Now())
	var eidx uint64 = 1
	e, err := s.Get("/foo", true, false)
	testutil.AssertNil(t, err)
	testutil.AssertEqual(t, e.EtcdIndex, eidx)
	testutil.AssertEqual(t, e.Action, "get")
	testutil.AssertEqual(t, e.Node.Key, "/foo")
	testutil.AssertEqual(t, e.Node.TTL, int64(0))
}
func TestStoreGetDirectory(t *testing.T) {
	s := newStore()
	fc := newFakeClock()
	s.clock = fc
	s.Create("/foo", true, "", false, TTLOptionSet{ExpireTime: Permanent})
	s.Create("/foo/bar", false, "X", false, TTLOptionSet{ExpireTime: Permanent})
	s.Create("/foo/_hidden", false, "*", false, TTLOptionSet{ExpireTime: Permanent})
	s.Create("/foo/baz", true, "", false, TTLOptionSet{ExpireTime: Permanent})
	s.Create("/foo/baz/bat", false, "Y", false, TTLOptionSet{ExpireTime: Permanent})
	s.Create("/foo/baz/_hidden", false, "*", false, TTLOptionSet{ExpireTime: Permanent})
	s.Create("/foo/baz/ttl", false, "Y", false, TTLOptionSet{ExpireTime: fc.Now().Add(time.Second * 3)})
	var eidx uint64 = 7
	e, err := s.Get("/foo", true, false)
	testutil.AssertNil(t, err)
	testutil.AssertEqual(t, e.EtcdIndex, eidx)
	testutil.AssertEqual(t, e.Action, "get")
	testutil.AssertEqual(t, e.Node.Key, "/foo")
	testutil.AssertEqual(t, len(e.Node.Nodes), 2)
	var bazNodes NodeExterns
	for _, node := range e.Node.Nodes {
		switch node.Key {
		case "/foo/bar":
			testutil.AssertEqual(t, *node.Value, "X")
			testutil.AssertEqual(t, node.Dir, false)
		case "/foo/baz":
			testutil.AssertEqual(t, node.Dir, true)
			testutil.AssertEqual(t, len(node.Nodes), 2)
			bazNodes = node.Nodes
		default:
			t.Errorf("key = %s, not matched", node.Key)
		}
	}
	for _, node := range bazNodes {
		switch node.Key {
		case "/foo/baz/bat":
			testutil.AssertEqual(t, *node.Value, "Y")
			testutil.AssertEqual(t, node.Dir, false)
		case "/foo/baz/ttl":
			testutil.AssertEqual(t, *node.Value, "Y")
			testutil.AssertEqual(t, node.Dir, false)
			testutil.AssertEqual(t, node.TTL, int64(3))
		default:
			t.Errorf("key = %s, not matched", node.Key)
		}
	}
}
func TestStoreGetSorted(t *testing.T) {
	s := newStore()
	s.Create("/foo", true, "", false, TTLOptionSet{ExpireTime: Permanent})
	s.Create("/foo/x", false, "0", false, TTLOptionSet{ExpireTime: Permanent})
	s.Create("/foo/z", false, "0", false, TTLOptionSet{ExpireTime: Permanent})
	s.Create("/foo/y", true, "", false, TTLOptionSet{ExpireTime: Permanent})
	s.Create("/foo/y/a", false, "0", false, TTLOptionSet{ExpireTime: Permanent})
	s.Create("/foo/y/b", false, "0", false, TTLOptionSet{ExpireTime: Permanent})
	var eidx uint64 = 6
	e, err := s.Get("/foo", true, true)
	testutil.AssertNil(t, err)
	testutil.AssertEqual(t, e.EtcdIndex, eidx)
	var yNodes NodeExterns
	sortedStrings := []string{"/foo/x", "/foo/y", "/foo/z"}
	for i := range e.Node.Nodes {
		node := e.Node.Nodes[i]
		if node.Key != sortedStrings[i] {
			t.Errorf("expect key = %s, got key = %s", sortedStrings[i], node.Key)
		}
		if node.Key == "/foo/y" {
			yNodes = node.Nodes
		}
	}
	sortedStrings = []string{"/foo/y/a", "/foo/y/b"}
	for i := range yNodes {
		node := yNodes[i]
		if node.Key != sortedStrings[i] {
			t.Errorf("expect key = %s, got key = %s", sortedStrings[i], node.Key)
		}
	}
}
func TestSet(t *testing.T) {
	s := newStore()
	var eidx uint64 = 1
	e, err := s.Set("/foo", false, "", TTLOptionSet{ExpireTime: Permanent})
	testutil.AssertNil(t, err)
	testutil.AssertEqual(t, e.EtcdIndex, eidx)
	testutil.AssertEqual(t, e.Action, "set")
	testutil.AssertEqual(t, e.Node.Key, "/foo")
	testutil.AssertFalse(t, e.Node.Dir)
	testutil.AssertEqual(t, *e.Node.Value, "")
	testutil.AssertNil(t, e.Node.Nodes)
	testutil.AssertNil(t, e.Node.Expiration)
	testutil.AssertEqual(t, e.Node.TTL, int64(0))
	testutil.AssertEqual(t, e.Node.ModifiedIndex, uint64(1))
	eidx = 2
	e, err = s.Set("/foo", false, "bar", TTLOptionSet{ExpireTime: Permanent})
	testutil.AssertNil(t, err)
	testutil.AssertEqual(t, e.EtcdIndex, eidx)
	testutil.AssertEqual(t, e.Action, "set")
	testutil.AssertEqual(t, e.Node.Key, "/foo")
	testutil.AssertFalse(t, e.Node.Dir)
	testutil.AssertEqual(t, *e.Node.Value, "bar")
	testutil.AssertNil(t, e.Node.Nodes)
	testutil.AssertNil(t, e.Node.Expiration)
	testutil.AssertEqual(t, e.Node.TTL, int64(0))
	testutil.AssertEqual(t, e.Node.ModifiedIndex, uint64(2))
	testutil.AssertNotNil(t, e.PrevNode)
	testutil.AssertEqual(t, e.PrevNode.Key, "/foo")
	testutil.AssertEqual(t, *e.PrevNode.Value, "")
	testutil.AssertEqual(t, e.PrevNode.ModifiedIndex, uint64(1))
	eidx = 3
	e, err = s.Set("/foo", false, "baz", TTLOptionSet{ExpireTime: Permanent})
	testutil.AssertNil(t, err)
	testutil.AssertEqual(t, e.EtcdIndex, eidx)
	testutil.AssertEqual(t, e.Action, "set")
	testutil.AssertEqual(t, e.Node.Key, "/foo")
	testutil.AssertFalse(t, e.Node.Dir)
	testutil.AssertEqual(t, *e.Node.Value, "baz")
	testutil.AssertNil(t, e.Node.Nodes)
	testutil.AssertNil(t, e.Node.Expiration)
	testutil.AssertEqual(t, e.Node.TTL, int64(0))
	testutil.AssertEqual(t, e.Node.ModifiedIndex, uint64(3))
	testutil.AssertNotNil(t, e.PrevNode)
	testutil.AssertEqual(t, e.PrevNode.Key, "/foo")
	testutil.AssertEqual(t, *e.PrevNode.Value, "bar")
	testutil.AssertEqual(t, e.PrevNode.ModifiedIndex, uint64(2))
	eidx = 4
	e, err = s.Set("/dir", true, "", TTLOptionSet{ExpireTime: Permanent})
	testutil.AssertNil(t, err)
	testutil.AssertEqual(t, e.EtcdIndex, eidx)
	testutil.AssertEqual(t, e.Action, "set")
	testutil.AssertEqual(t, e.Node.Key, "/dir")
	testutil.AssertTrue(t, e.Node.Dir)
	testutil.AssertNil(t, e.Node.Value)
	testutil.AssertNil(t, e.Node.Nodes)
	testutil.AssertNil(t, e.Node.Expiration)
	testutil.AssertEqual(t, e.Node.TTL, int64(0))
	testutil.AssertEqual(t, e.Node.ModifiedIndex, uint64(4))
}
func TestStoreCreateValue(t *testing.T) {
	s := newStore()
	var eidx uint64 = 1
	e, err := s.Create("/foo", false, "bar", false, TTLOptionSet{ExpireTime: Permanent})
	testutil.AssertNil(t, err)
	testutil.AssertEqual(t, e.EtcdIndex, eidx)
	testutil.AssertEqual(t, e.Action, "create")
	testutil.AssertEqual(t, e.Node.Key, "/foo")
	testutil.AssertFalse(t, e.Node.Dir)
	testutil.AssertEqual(t, *e.Node.Value, "bar")
	testutil.AssertNil(t, e.Node.Nodes)
	testutil.AssertNil(t, e.Node.Expiration)
	testutil.AssertEqual(t, e.Node.TTL, int64(0))
	testutil.AssertEqual(t, e.Node.ModifiedIndex, uint64(1))
	eidx = 2
	e, err = s.Create("/empty", false, "", false, TTLOptionSet{ExpireTime: Permanent})
	testutil.AssertNil(t, err)
	testutil.AssertEqual(t, e.EtcdIndex, eidx)
	testutil.AssertEqual(t, e.Action, "create")
	testutil.AssertEqual(t, e.Node.Key, "/empty")
	testutil.AssertFalse(t, e.Node.Dir)
	testutil.AssertEqual(t, *e.Node.Value, "")
	testutil.AssertNil(t, e.Node.Nodes)
	testutil.AssertNil(t, e.Node.Expiration)
	testutil.AssertEqual(t, e.Node.TTL, int64(0))
	testutil.AssertEqual(t, e.Node.ModifiedIndex, uint64(2))
}
func TestStoreCreateDirectory(t *testing.T) {
	s := newStore()
	var eidx uint64 = 1
	e, err := s.Create("/foo", true, "", false, TTLOptionSet{ExpireTime: Permanent})
	testutil.AssertNil(t, err)
	testutil.AssertEqual(t, e.EtcdIndex, eidx)
	testutil.AssertEqual(t, e.Action, "create")
	testutil.AssertEqual(t, e.Node.Key, "/foo")
	testutil.AssertTrue(t, e.Node.Dir)
}
func TestStoreCreateFailsIfExists(t *testing.T) {
	s := newStore()
	s.Create("/foo", true, "", false, TTLOptionSet{ExpireTime: Permanent})
	e, _err := s.Create("/foo", true, "", false, TTLOptionSet{ExpireTime: Permanent})
	err := _err.(*etcdErr.Error)
	testutil.AssertEqual(t, err.ErrorCode, etcdErr.EcodeNodeExist)
	testutil.AssertEqual(t, err.Message, "Key already exists")
	testutil.AssertEqual(t, err.Cause, "/foo")
	testutil.AssertEqual(t, err.Index, uint64(1))
	testutil.AssertNil(t, e)
}
func TestStoreUpdateValue(t *testing.T) {
	s := newStore()
	s.Create("/foo", false, "bar", false, TTLOptionSet{ExpireTime: Permanent})
	var eidx uint64 = 2
	e, err := s.Update("/foo", "baz", TTLOptionSet{ExpireTime: Permanent})
	testutil.AssertNil(t, err)
	testutil.AssertEqual(t, e.EtcdIndex, eidx)
	testutil.AssertEqual(t, e.Action, "update")
	testutil.AssertEqual(t, e.Node.Key, "/foo")
	testutil.AssertFalse(t, e.Node.Dir)
	testutil.AssertEqual(t, *e.Node.Value, "baz")
	testutil.AssertEqual(t, e.Node.TTL, int64(0))
	testutil.AssertEqual(t, e.Node.ModifiedIndex, uint64(2))
	testutil.AssertEqual(t, e.PrevNode.Key, "/foo")
	testutil.AssertEqual(t, *e.PrevNode.Value, "bar")
	testutil.AssertEqual(t, e.PrevNode.TTL, int64(0))
	testutil.AssertEqual(t, e.PrevNode.ModifiedIndex, uint64(1))
	e, _ = s.Get("/foo", false, false)
	testutil.AssertEqual(t, *e.Node.Value, "baz")
	testutil.AssertEqual(t, e.EtcdIndex, eidx)
	eidx = 3
	e, err = s.Update("/foo", "", TTLOptionSet{ExpireTime: Permanent})
	testutil.AssertNil(t, err)
	testutil.AssertEqual(t, e.EtcdIndex, eidx)
	testutil.AssertEqual(t, e.Action, "update")
	testutil.AssertEqual(t, e.Node.Key, "/foo")
	testutil.AssertFalse(t, e.Node.Dir)
	testutil.AssertEqual(t, *e.Node.Value, "")
	testutil.AssertEqual(t, e.Node.TTL, int64(0))
	testutil.AssertEqual(t, e.Node.ModifiedIndex, uint64(3))
	testutil.AssertEqual(t, e.PrevNode.Key, "/foo")
	testutil.AssertEqual(t, *e.PrevNode.Value, "baz")
	testutil.AssertEqual(t, e.PrevNode.TTL, int64(0))
	testutil.AssertEqual(t, e.PrevNode.ModifiedIndex, uint64(2))
	e, _ = s.Get("/foo", false, false)
	testutil.AssertEqual(t, e.EtcdIndex, eidx)
	testutil.AssertEqual(t, *e.Node.Value, "")
}
func TestStoreUpdateFailsIfDirectory(t *testing.T) {
	s := newStore()
	s.Create("/foo", true, "", false, TTLOptionSet{ExpireTime: Permanent})
	e, _err := s.Update("/foo", "baz", TTLOptionSet{ExpireTime: Permanent})
	err := _err.(*etcdErr.Error)
	testutil.AssertEqual(t, err.ErrorCode, etcdErr.EcodeNotFile)
	testutil.AssertEqual(t, err.Message, "Not a file")
	testutil.AssertEqual(t, err.Cause, "/foo")
	testutil.AssertNil(t, e)
}
func TestStoreUpdateValueTTL(t *testing.T) {
	s := newStore()
	fc := newFakeClock()
	s.clock = fc
	var eidx uint64 = 2
	s.Create("/foo", false, "bar", false, TTLOptionSet{ExpireTime: Permanent})
	_, err := s.Update("/foo", "baz", TTLOptionSet{ExpireTime: fc.Now().Add(500 * time.Millisecond)})
	testutil.AssertNil(t, err)
	e, _ := s.Get("/foo", false, false)
	testutil.AssertEqual(t, *e.Node.Value, "baz")
	testutil.AssertEqual(t, e.EtcdIndex, eidx)
	fc.Advance(600 * time.Millisecond)
	s.DeleteExpiredKeys(fc.Now())
	e, err = s.Get("/foo", false, false)
	testutil.AssertNil(t, e)
	testutil.AssertEqual(t, err.(*etcdErr.Error).ErrorCode, etcdErr.EcodeKeyNotFound)
}
func TestStoreUpdateDirTTL(t *testing.T) {
	s := newStore()
	fc := newFakeClock()
	s.clock = fc
	var eidx uint64 = 3
	s.Create("/foo", true, "", false, TTLOptionSet{ExpireTime: Permanent})
	s.Create("/foo/bar", false, "baz", false, TTLOptionSet{ExpireTime: Permanent})
	e, err := s.Update("/foo", "", TTLOptionSet{ExpireTime: fc.Now().Add(500 * time.Millisecond)})
	testutil.AssertNil(t, err)
	testutil.AssertEqual(t, e.Node.Dir, true)
	testutil.AssertEqual(t, e.EtcdIndex, eidx)
	e, _ = s.Get("/foo/bar", false, false)
	testutil.AssertEqual(t, *e.Node.Value, "baz")
	testutil.AssertEqual(t, e.EtcdIndex, eidx)
	fc.Advance(600 * time.Millisecond)
	s.DeleteExpiredKeys(fc.Now())
	e, err = s.Get("/foo/bar", false, false)
	testutil.AssertNil(t, e)
	testutil.AssertEqual(t, err.(*etcdErr.Error).ErrorCode, etcdErr.EcodeKeyNotFound)
}
func TestStoreDeleteValue(t *testing.T) {
	s := newStore()
	var eidx uint64 = 2
	s.Create("/foo", false, "bar", false, TTLOptionSet{ExpireTime: Permanent})
	e, err := s.Delete("/foo", false, false)
	testutil.AssertNil(t, err)
	testutil.AssertEqual(t, e.EtcdIndex, eidx)
	testutil.AssertEqual(t, e.Action, "delete")
	testutil.AssertNotNil(t, e.PrevNode)
	testutil.AssertEqual(t, e.PrevNode.Key, "/foo")
	testutil.AssertEqual(t, *e.PrevNode.Value, "bar")
}
func TestStoreDeleteDiretory(t *testing.T) {
	s := newStore()
	var eidx uint64 = 2
	s.Create("/foo", true, "", false, TTLOptionSet{ExpireTime: Permanent})
	e, err := s.Delete("/foo", true, false)
	testutil.AssertNil(t, err)
	testutil.AssertEqual(t, e.EtcdIndex, eidx)
	testutil.AssertEqual(t, e.Action, "delete")
	testutil.AssertNotNil(t, e.PrevNode)
	testutil.AssertEqual(t, e.PrevNode.Key, "/foo")
	testutil.AssertEqual(t, e.PrevNode.Dir, true)
	s.Create("/foo/bar", true, "", false, TTLOptionSet{ExpireTime: Permanent})
	_, err = s.Delete("/foo", true, false)
	testutil.AssertNotNil(t, err)
	e, err = s.Delete("/foo", false, true)
	testutil.AssertNil(t, err)
	testutil.AssertEqual(t, e.Action, "delete")
}
func TestStoreDeleteDiretoryFailsIfNonRecursiveAndDir(t *testing.T) {
	s := newStore()
	s.Create("/foo", true, "", false, TTLOptionSet{ExpireTime: Permanent})
	e, _err := s.Delete("/foo", false, false)
	err := _err.(*etcdErr.Error)
	testutil.AssertEqual(t, err.ErrorCode, etcdErr.EcodeNotFile)
	testutil.AssertEqual(t, err.Message, "Not a file")
	testutil.AssertNil(t, e)
}
func TestRootRdOnly(t *testing.T) {
	s := newStore("/0")
	for _, tt := range []string{"/", "/0"} {
		_, err := s.Set(tt, true, "", TTLOptionSet{ExpireTime: Permanent})
		testutil.AssertNotNil(t, err)
		_, err = s.Delete(tt, true, true)
		testutil.AssertNotNil(t, err)
		_, err = s.Create(tt, true, "", false, TTLOptionSet{ExpireTime: Permanent})
		testutil.AssertNotNil(t, err)
		_, err = s.Update(tt, "", TTLOptionSet{ExpireTime: Permanent})
		testutil.AssertNotNil(t, err)
		_, err = s.CompareAndSwap(tt, "", 0, "", TTLOptionSet{ExpireTime: Permanent})
		testutil.AssertNotNil(t, err)
	}
}
func TestStoreCompareAndDeletePrevValue(t *testing.T) {
	s := newStore()
	var eidx uint64 = 2
	s.Create("/foo", false, "bar", false, TTLOptionSet{ExpireTime: Permanent})
	e, err := s.CompareAndDelete("/foo", "bar", 0)
	testutil.AssertNil(t, err)
	testutil.AssertEqual(t, e.EtcdIndex, eidx)
	testutil.AssertEqual(t, e.Action, "compareAndDelete")
	testutil.AssertEqual(t, e.Node.Key, "/foo")
	testutil.AssertNotNil(t, e.PrevNode)
	testutil.AssertEqual(t, e.PrevNode.Key, "/foo")
	testutil.AssertEqual(t, *e.PrevNode.Value, "bar")
	testutil.AssertEqual(t, e.PrevNode.ModifiedIndex, uint64(1))
	testutil.AssertEqual(t, e.PrevNode.CreatedIndex, uint64(1))
}
func TestStoreCompareAndDeletePrevValueFailsIfNotMatch(t *testing.T) {
	s := newStore()
	var eidx uint64 = 1
	s.Create("/foo", false, "bar", false, TTLOptionSet{ExpireTime: Permanent})
	e, _err := s.CompareAndDelete("/foo", "baz", 0)
	err := _err.(*etcdErr.Error)
	testutil.AssertEqual(t, err.ErrorCode, etcdErr.EcodeTestFailed)
	testutil.AssertEqual(t, err.Message, "Compare failed")
	testutil.AssertNil(t, e)
	e, _ = s.Get("/foo", false, false)
	testutil.AssertEqual(t, e.EtcdIndex, eidx)
	testutil.AssertEqual(t, *e.Node.Value, "bar")
}
func TestStoreCompareAndDeletePrevIndex(t *testing.T) {
	s := newStore()
	var eidx uint64 = 2
	s.Create("/foo", false, "bar", false, TTLOptionSet{ExpireTime: Permanent})
	e, err := s.CompareAndDelete("/foo", "", 1)
	testutil.AssertNil(t, err)
	testutil.AssertEqual(t, e.EtcdIndex, eidx)
	testutil.AssertEqual(t, e.Action, "compareAndDelete")
	testutil.AssertNotNil(t, e.PrevNode)
	testutil.AssertEqual(t, e.PrevNode.Key, "/foo")
	testutil.AssertEqual(t, *e.PrevNode.Value, "bar")
	testutil.AssertEqual(t, e.PrevNode.ModifiedIndex, uint64(1))
	testutil.AssertEqual(t, e.PrevNode.CreatedIndex, uint64(1))
}
func TestStoreCompareAndDeletePrevIndexFailsIfNotMatch(t *testing.T) {
	s := newStore()
	var eidx uint64 = 1
	s.Create("/foo", false, "bar", false, TTLOptionSet{ExpireTime: Permanent})
	e, _err := s.CompareAndDelete("/foo", "", 100)
	testutil.AssertNotNil(t, _err)
	err := _err.(*etcdErr.Error)
	testutil.AssertEqual(t, err.ErrorCode, etcdErr.EcodeTestFailed)
	testutil.AssertEqual(t, err.Message, "Compare failed")
	testutil.AssertNil(t, e)
	e, _ = s.Get("/foo", false, false)
	testutil.AssertEqual(t, e.EtcdIndex, eidx)
	testutil.AssertEqual(t, *e.Node.Value, "bar")
}
func TestStoreCompareAndDeleteDiretoryFail(t *testing.T) {
	s := newStore()
	s.Create("/foo", true, "", false, TTLOptionSet{ExpireTime: Permanent})
	_, _err := s.CompareAndDelete("/foo", "", 0)
	testutil.AssertNotNil(t, _err)
	err := _err.(*etcdErr.Error)
	testutil.AssertEqual(t, err.ErrorCode, etcdErr.EcodeNotFile)
}
func TestStoreCompareAndSwapPrevValue(t *testing.T) {
	s := newStore()
	var eidx uint64 = 2
	s.Create("/foo", false, "bar", false, TTLOptionSet{ExpireTime: Permanent})
	e, err := s.CompareAndSwap("/foo", "bar", 0, "baz", TTLOptionSet{ExpireTime: Permanent})
	testutil.AssertNil(t, err)
	testutil.AssertEqual(t, e.EtcdIndex, eidx)
	testutil.AssertEqual(t, e.Action, "compareAndSwap")
	testutil.AssertEqual(t, *e.Node.Value, "baz")
	testutil.AssertNotNil(t, e.PrevNode)
	testutil.AssertEqual(t, e.PrevNode.Key, "/foo")
	testutil.AssertEqual(t, *e.PrevNode.Value, "bar")
	testutil.AssertEqual(t, e.PrevNode.ModifiedIndex, uint64(1))
	testutil.AssertEqual(t, e.PrevNode.CreatedIndex, uint64(1))
	e, _ = s.Get("/foo", false, false)
	testutil.AssertEqual(t, *e.Node.Value, "baz")
}
func TestStoreCompareAndSwapPrevValueFailsIfNotMatch(t *testing.T) {
	s := newStore()
	var eidx uint64 = 1
	s.Create("/foo", false, "bar", false, TTLOptionSet{ExpireTime: Permanent})
	e, _err := s.CompareAndSwap("/foo", "wrong_value", 0, "baz", TTLOptionSet{ExpireTime: Permanent})
	err := _err.(*etcdErr.Error)
	testutil.AssertEqual(t, err.ErrorCode, etcdErr.EcodeTestFailed)
	testutil.AssertEqual(t, err.Message, "Compare failed")
	testutil.AssertNil(t, e)
	e, _ = s.Get("/foo", false, false)
	testutil.AssertEqual(t, *e.Node.Value, "bar")
	testutil.AssertEqual(t, e.EtcdIndex, eidx)
}
func TestStoreCompareAndSwapPrevIndex(t *testing.T) {
	s := newStore()
	var eidx uint64 = 2
	s.Create("/foo", false, "bar", false, TTLOptionSet{ExpireTime: Permanent})
	e, err := s.CompareAndSwap("/foo", "", 1, "baz", TTLOptionSet{ExpireTime: Permanent})
	testutil.AssertNil(t, err)
	testutil.AssertEqual(t, e.EtcdIndex, eidx)
	testutil.AssertEqual(t, e.Action, "compareAndSwap")
	testutil.AssertEqual(t, *e.Node.Value, "baz")
	testutil.AssertNotNil(t, e.PrevNode)
	testutil.AssertEqual(t, e.PrevNode.Key, "/foo")
	testutil.AssertEqual(t, *e.PrevNode.Value, "bar")
	testutil.AssertEqual(t, e.PrevNode.ModifiedIndex, uint64(1))
	testutil.AssertEqual(t, e.PrevNode.CreatedIndex, uint64(1))
	e, _ = s.Get("/foo", false, false)
	testutil.AssertEqual(t, *e.Node.Value, "baz")
	testutil.AssertEqual(t, e.EtcdIndex, eidx)
}
func TestStoreCompareAndSwapPrevIndexFailsIfNotMatch(t *testing.T) {
	s := newStore()
	var eidx uint64 = 1
	s.Create("/foo", false, "bar", false, TTLOptionSet{ExpireTime: Permanent})
	e, _err := s.CompareAndSwap("/foo", "", 100, "baz", TTLOptionSet{ExpireTime: Permanent})
	err := _err.(*etcdErr.Error)
	testutil.AssertEqual(t, err.ErrorCode, etcdErr.EcodeTestFailed)
	testutil.AssertEqual(t, err.Message, "Compare failed")
	testutil.AssertNil(t, e)
	e, _ = s.Get("/foo", false, false)
	testutil.AssertEqual(t, e.EtcdIndex, eidx)
	testutil.AssertEqual(t, *e.Node.Value, "bar")
}
func TestStoreWatchCreate(t *testing.T) {
	s := newStore()
	var eidx uint64 = 0
	w, _ := s.Watch("/foo", false, false, 0)
	c := w.EventChan()
	testutil.AssertEqual(t, w.StartIndex(), eidx)
	s.Create("/foo", false, "bar", false, TTLOptionSet{ExpireTime: Permanent})
	eidx = 1
	e := nbselect(c)
	testutil.AssertEqual(t, e.EtcdIndex, eidx)
	testutil.AssertEqual(t, e.Action, "create")
	testutil.AssertEqual(t, e.Node.Key, "/foo")
	e = nbselect(c)
	testutil.AssertNil(t, e)
}
func TestStoreWatchRecursiveCreate(t *testing.T) {
	s := newStore()
	var eidx uint64 = 0
	w, _ := s.Watch("/foo", true, false, 0)
	testutil.AssertEqual(t, w.StartIndex(), eidx)
	eidx = 1
	s.Create("/foo/bar", false, "baz", false, TTLOptionSet{ExpireTime: Permanent})
	e := nbselect(w.EventChan())
	testutil.AssertEqual(t, e.EtcdIndex, eidx)
	testutil.AssertEqual(t, e.Action, "create")
	testutil.AssertEqual(t, e.Node.Key, "/foo/bar")
}
func TestStoreWatchUpdate(t *testing.T) {
	s := newStore()
	var eidx uint64 = 1
	s.Create("/foo", false, "bar", false, TTLOptionSet{ExpireTime: Permanent})
	w, _ := s.Watch("/foo", false, false, 0)
	testutil.AssertEqual(t, w.StartIndex(), eidx)
	eidx = 2
	s.Update("/foo", "baz", TTLOptionSet{ExpireTime: Permanent})
	e := nbselect(w.EventChan())
	testutil.AssertEqual(t, e.EtcdIndex, eidx)
	testutil.AssertEqual(t, e.Action, "update")
	testutil.AssertEqual(t, e.Node.Key, "/foo")
}
func TestStoreWatchRecursiveUpdate(t *testing.T) {
	s := newStore()
	var eidx uint64 = 1
	s.Create("/foo/bar", false, "baz", false, TTLOptionSet{ExpireTime: Permanent})
	w, _ := s.Watch("/foo", true, false, 0)
	testutil.AssertEqual(t, w.StartIndex(), eidx)
	eidx = 2
	s.Update("/foo/bar", "baz", TTLOptionSet{ExpireTime: Permanent})
	e := nbselect(w.EventChan())
	testutil.AssertEqual(t, e.EtcdIndex, eidx)
	testutil.AssertEqual(t, e.Action, "update")
	testutil.AssertEqual(t, e.Node.Key, "/foo/bar")
}
func TestStoreWatchDelete(t *testing.T) {
	s := newStore()
	var eidx uint64 = 1
	s.Create("/foo", false, "bar", false, TTLOptionSet{ExpireTime: Permanent})
	w, _ := s.Watch("/foo", false, false, 0)
	testutil.AssertEqual(t, w.StartIndex(), eidx)
	eidx = 2
	s.Delete("/foo", false, false)
	e := nbselect(w.EventChan())
	testutil.AssertEqual(t, e.EtcdIndex, eidx)
	testutil.AssertEqual(t, e.Action, "delete")
	testutil.AssertEqual(t, e.Node.Key, "/foo")
}
func TestStoreWatchRecursiveDelete(t *testing.T) {
	s := newStore()
	var eidx uint64 = 1
	s.Create("/foo/bar", false, "baz", false, TTLOptionSet{ExpireTime: Permanent})
	w, _ := s.Watch("/foo", true, false, 0)
	testutil.AssertEqual(t, w.StartIndex(), eidx)
	eidx = 2
	s.Delete("/foo/bar", false, false)
	e := nbselect(w.EventChan())
	testutil.AssertEqual(t, e.EtcdIndex, eidx)
	testutil.AssertEqual(t, e.Action, "delete")
	testutil.AssertEqual(t, e.Node.Key, "/foo/bar")
}