Golang assert.Equal函數代碼示例

// Ensure that the store can delete a directory if recursive is specified.
func TestStoreDeleteDiretory(t *testing.T) {
	s := newStore()
	// create directory /foo
	var eidx uint64 = 2
	s.Create("/foo", true, "", false, Permanent)
	// delete /foo with dir = true and recursive = false
	// this should succeed, since the directory is empty
	e, err := s.Delete("/foo", true, false)
	assert.Nil(t, err, "")
	assert.Equal(t, e.EtcdIndex, eidx, "")
	assert.Equal(t, e.Action, "delete", "")
	// check prevNode
	assert.NotNil(t, e.PrevNode, "")
	assert.Equal(t, e.PrevNode.Key, "/foo", "")
	assert.Equal(t, e.PrevNode.Dir, true, "")

	// create directory /foo and directory /foo/bar
	s.Create("/foo/bar", true, "", false, Permanent)
	// delete /foo with dir = true and recursive = false
	// this should fail, since the directory is not empty
	_, err = s.Delete("/foo", true, false)
	assert.NotNil(t, err, "")

	// delete /foo with dir=false and recursive = true
	// this should succeed, since recursive implies dir=true
	// and recursively delete should be able to delete all
	// items under the given directory
	e, err = s.Delete("/foo", false, true)
	assert.Nil(t, err, "")
	assert.Equal(t, e.Action, "delete", "")

}

// Ensure that the store can recover from a previously saved state that includes an expiring key.
func TestStoreRecoverWithExpiration(t *testing.T) {
	s := newStore()
	s.clock = newFakeClock()

	fc := newFakeClock()

	var eidx uint64 = 4
	s.Create("/foo", true, "", false, Permanent)
	s.Create("/foo/x", false, "bar", false, Permanent)
	s.Create("/foo/y", false, "baz", false, fc.Now().Add(5*time.Millisecond))
	b, err := s.Save()

	time.Sleep(10 * time.Millisecond)

	s2 := newStore()
	s2.clock = fc

	s2.Recovery(b)

	fc.Advance(600 * time.Millisecond)
	s.DeleteExpiredKeys(fc.Now())

	e, err := s.Get("/foo/x", false, false)
	assert.Nil(t, err, "")
	assert.Equal(t, e.EtcdIndex, eidx, "")
	assert.Equal(t, *e.Node.Value, "bar", "")

	e, err = s.Get("/foo/y", false, false)
	assert.NotNil(t, err, "")
	assert.Nil(t, e, "")
}

// Ensure that the store cannot delete a directory if both of recursive
// and dir are not specified.
func TestStoreDeleteDiretoryFailsIfNonRecursiveAndDir(t *testing.T) {
	s := newStore()
	s.Create("/foo", true, "", false, Permanent)
	e, _err := s.Delete("/foo", false, false)
	err := _err.(*etcdErr.Error)
	assert.Equal(t, err.ErrorCode, etcdErr.EcodeNotFile, "")
	assert.Equal(t, err.Message, "Not a file", "")
	assert.Nil(t, e, "")
}

// Ensure that the store cannot update a directory.
func TestStoreUpdateFailsIfDirectory(t *testing.T) {
	s := newStore()
	s.Create("/foo", true, "", false, Permanent)
	e, _err := s.Update("/foo", "baz", Permanent)
	err := _err.(*etcdErr.Error)
	assert.Equal(t, err.ErrorCode, etcdErr.EcodeNotFile, "")
	assert.Equal(t, err.Message, "Not a file", "")
	assert.Equal(t, err.Cause, "/foo", "")
	assert.Nil(t, e, "")
}

// Ensure that the store can create a new directory if it doesn't already exist.
func TestStoreCreateDirectory(t *testing.T) {
	s := newStore()
	var eidx uint64 = 1
	e, err := s.Create("/foo", true, "", false, Permanent)
	assert.Nil(t, err, "")
	assert.Equal(t, e.EtcdIndex, eidx, "")
	assert.Equal(t, e.Action, "create", "")
	assert.Equal(t, e.Node.Key, "/foo", "")
	assert.True(t, e.Node.Dir, "")
}

//Ensure that the number of expirations is recorded in the stats.
func TestStoreStatsExpireCount(t *testing.T) {
	s := newStore()
	fc := newFakeClock()
	s.clock = fc

	s.Create("/foo", false, "bar", false, TTLOptionSet{ExpireTime: fc.Now().Add(500 * time.Millisecond)})
	assert.Equal(t, uint64(0), s.Stats.ExpireCount, "")
	fc.Advance(600 * time.Millisecond)
	s.DeleteExpiredKeys(fc.Now())
	assert.Equal(t, uint64(1), s.Stats.ExpireCount, "")
}

// Ensure that the store doesn't see hidden key updates.
func TestStoreWatchUpdateWithHiddenKey(t *testing.T) {
	s := newStore()
	s.Create("/_foo", false, "bar", false, Permanent)
	w, _ := s.Watch("/_foo", false, false, 0)
	s.Update("/_foo", "baz", Permanent)
	e := nbselect(w.EventChan())
	assert.Equal(t, e.Action, "update", "")
	assert.Equal(t, e.Node.Key, "/_foo", "")
	e = nbselect(w.EventChan())
	assert.Nil(t, e, "")
}

// Ensure that the store can retrieve an existing value.
func TestStoreGetValue(t *testing.T) {
	s := newStore()
	s.Create("/foo", false, "bar", false, Permanent)
	var eidx uint64 = 1
	e, err := s.Get("/foo", false, false)
	assert.Nil(t, err, "")
	assert.Equal(t, e.EtcdIndex, eidx, "")
	assert.Equal(t, e.Action, "get", "")
	assert.Equal(t, e.Node.Key, "/foo", "")
	assert.Equal(t, *e.Node.Value, "bar", "")
}

// Ensure that the store can watch for recursive key creation.
func TestStoreWatchRecursiveCreate(t *testing.T) {
	s := newStore()
	var eidx uint64 = 0
	w, _ := s.Watch("/foo", true, false, 0)
	assert.Equal(t, w.StartIndex(), eidx, "")
	eidx = 1
	s.Create("/foo/bar", false, "baz", false, Permanent)
	e := nbselect(w.EventChan())
	assert.Equal(t, e.EtcdIndex, eidx, "")
	assert.Equal(t, e.Action, "create", "")
	assert.Equal(t, e.Node.Key, "/foo/bar", "")
}

// Ensure that the store does see hidden key creates if watching deeper than a hidden key in recursive mode.
func TestStoreWatchRecursiveCreateDeeperThanHiddenKey(t *testing.T) {
	s := newStore()
	var eidx uint64 = 1
	w, _ := s.Watch("/_foo/bar", true, false, 0)
	s.Create("/_foo/bar/baz", false, "baz", false, Permanent)

	e := nbselect(w.EventChan())
	assert.NotNil(t, e, "")
	assert.Equal(t, e.EtcdIndex, eidx, "")
	assert.Equal(t, e.Action, "create", "")
	assert.Equal(t, e.Node.Key, "/_foo/bar/baz", "")
}

// Ensure that the store can watch for hidden keys as long as it's an exact path match.
func TestStoreWatchCreateWithHiddenKey(t *testing.T) {
	s := newStore()
	var eidx uint64 = 1
	w, _ := s.Watch("/_foo", false, false, 0)
	s.Create("/_foo", false, "bar", false, Permanent)
	e := nbselect(w.EventChan())
	assert.Equal(t, e.EtcdIndex, eidx, "")
	assert.Equal(t, e.Action, "create", "")
	assert.Equal(t, e.Node.Key, "/_foo", "")
	e = nbselect(w.EventChan())
	assert.Nil(t, e, "")
}

// Ensure that the store can watch for key deletions.
func TestStoreWatchDeleteWithHiddenKey(t *testing.T) {
	s := newStore()
	var eidx uint64 = 2
	s.Create("/_foo", false, "bar", false, TTLOptionSet{ExpireTime: Permanent})
	w, _ := s.Watch("/_foo", false, false, 0)
	s.Delete("/_foo", false, false)
	e := nbselect(w.EventChan())
	assert.Equal(t, e.EtcdIndex, eidx, "")
	assert.Equal(t, e.Action, "delete", "")
	assert.Equal(t, e.Node.Key, "/_foo", "")
	e = nbselect(w.EventChan())
	assert.Nil(t, e, "")
}

// Ensure that the store cannot conditionally update a key if it has the wrong previous index.
func TestStoreCompareAndSwapPrevIndexFailsIfNotMatch(t *testing.T) {
	s := newStore()
	var eidx uint64 = 1
	s.Create("/foo", false, "bar", false, Permanent)
	e, _err := s.CompareAndSwap("/foo", "", 100, "baz", Permanent)
	err := _err.(*etcdErr.Error)
	assert.Equal(t, err.ErrorCode, etcdErr.EcodeTestFailed, "")
	assert.Equal(t, err.Message, "Compare failed", "")
	assert.Nil(t, e, "")
	e, _ = s.Get("/foo", false, false)
	assert.Equal(t, e.EtcdIndex, eidx, "")
	assert.Equal(t, *e.Node.Value, "bar", "")
}

// Ensure that the store can watch for key updates.
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)
	assert.Equal(t, w.StartIndex(), eidx, "")
	eidx = 2
	s.Update("/foo", "baz", TTLOptionSet{ExpireTime: Permanent})
	e := nbselect(w.EventChan())
	assert.Equal(t, e.EtcdIndex, eidx, "")
	assert.Equal(t, e.Action, "update", "")
	assert.Equal(t, e.Node.Key, "/foo", "")
}

// Ensure that the store can watch for CAS updates.
func TestStoreWatchCompareAndSwap(t *testing.T) {
	s := newStore()
	var eidx uint64 = 1
	s.Create("/foo", false, "bar", false, Permanent)
	w, _ := s.Watch("/foo", false, false, 0)
	assert.Equal(t, w.StartIndex(), eidx, "")
	eidx = 2
	s.CompareAndSwap("/foo", "bar", 0, "baz", Permanent)
	e := nbselect(w.EventChan())
	assert.Equal(t, e.EtcdIndex, eidx, "")
	assert.Equal(t, e.Action, "compareAndSwap", "")
	assert.Equal(t, e.Node.Key, "/foo", "")
}