func (manager *impl) RemoveCheckpoint(checkpointKey string) error {
	manager.mutex.Lock()
	defer manager.mutex.Unlock()
	return manager.store.Delete(checkpointKey)
}

// ListCheckpoints returns the list of existing checkpoints.
func (manager *impl) ListCheckpoints() ([]string, error) {
	manager.mutex.Lock()
	defer manager.mutex.Unlock()
	keys, err := manager.store.List()
	if err != nil {

	assert.NoError(t, err)
	testStore.Write("key1", blob)
	err = manager.GetCheckpoint("key1", checkpoint1)
	assert.EqualError(t, err, "checkpoint is corrupted")

	// Test ListCheckpoints
	keys, err := manager.ListCheckpoints()
	assert.NoError(t, err)
	sort.Strings(keys)
	assert.Equal(t, keys, []string{"key1", "key2"})

	// Test RemoveCheckpoints
	err = manager.RemoveCheckpoint("key1")

// has been recreated.
func (m *ManagerImpl) ShouldResetExtendedResourceCapacity() bool {
	checkpoints, err := m.checkpointManager.ListCheckpoints()
	if err != nil {
		return false
	}
	return len(checkpoints) == 0
}

func (m *ManagerImpl) setPodPendingAdmission(pod *v1.Pod) {
	m.mutex.Lock()
	defer m.mutex.Unlock()

	err = testManager.writeCheckpoint()
	as.Nil(err)

	as.False(testManager.ShouldResetExtendedResourceCapacity())

	// checkpoint is absent, representing node recreation
	ckpts, err := ckm.ListCheckpoints()
	as.Nil(err)
	for _, ckpt := range ckpts {
		err = ckm.RemoveCheckpoint(ckpt)
		as.Nil(err)
	}
	as.True(testManager.ShouldResetExtendedResourceCapacity())
}