diff --git a/pkg/kubelet/dockershim/libdocker/fake_client.go b/pkg/kubelet/dockershim/libdocker/fake_client.go
index eba29931afc..d75728d2e17 100644
--- a/pkg/kubelet/dockershim/libdocker/fake_client.go
+++ b/pkg/kubelet/dockershim/libdocker/fake_client.go
@@ -23,7 +23,6 @@ import (
 	"math/rand"
 	"os"
 	"reflect"
-	"sort"
 	"strconv"
 	"strings"
 	"sync"
@@ -270,13 +269,6 @@ func (f *FakeDockerClient) SetFakeContainers(containers []*FakeContainer) {
 	}
 }
 
-func (f *FakeDockerClient) SetFakeRunningContainers(containers []*FakeContainer) {
-	for _, c := range containers {
-		c.Running = true
-	}
-	f.SetFakeContainers(containers)
-}
-
 func (f *FakeDockerClient) AssertCalls(calls []string) (err error) {
 	f.Lock()
 	defer f.Unlock()
@@ -299,82 +291,6 @@ func (f *FakeDockerClient) AssertCallDetails(calls ...CalledDetail) (err error)
 	return
 }
 
-// idsToNames converts container ids into names. The caller must hold the lock.
-func (f *FakeDockerClient) idsToNames(ids []string) ([]string, error) {
-	names := []string{}
-	for _, id := range ids {
-		names = append(names, strings.TrimPrefix(f.ContainerMap[id].Name, dockerNamePrefix))
-	}
-	return names, nil
-}
-
-func (f *FakeDockerClient) AssertCreatedByNameWithOrder(created []string) error {
-	f.Lock()
-	defer f.Unlock()
-	actualCreated, err := f.idsToNames(f.Created)
-	if err != nil {
-		return err
-	}
-	if !reflect.DeepEqual(created, actualCreated) {
-		return fmt.Errorf("expected %#v, got %#v", created, actualCreated)
-	}
-	return nil
-}
-
-func (f *FakeDockerClient) AssertCreatedByName(created []string) error {
-	f.Lock()
-	defer f.Unlock()
-
-	actualCreated, err := f.idsToNames(f.Created)
-	if err != nil {
-		return err
-	}
-	return sortedStringSlicesEqual(created, actualCreated)
-}
-
-func (f *FakeDockerClient) AssertStoppedByName(stopped []string) error {
-	f.Lock()
-	defer f.Unlock()
-	actualStopped, err := f.idsToNames(f.Stopped)
-	if err != nil {
-		return err
-	}
-	return sortedStringSlicesEqual(stopped, actualStopped)
-}
-
-func (f *FakeDockerClient) AssertStopped(stopped []string) error {
-	f.Lock()
-	defer f.Unlock()
-	// Copy stopped to avoid modifying it.
-	actualStopped := append([]string{}, f.Stopped...)
-	return sortedStringSlicesEqual(stopped, actualStopped)
-}
-
-func (f *FakeDockerClient) AssertImagesPulled(pulled []string) error {
-	f.Lock()
-	defer f.Unlock()
-	// Copy pulled to avoid modifying it.
-	actualPulled := append([]string{}, f.ImagesPulled...)
-	return sortedStringSlicesEqual(pulled, actualPulled)
-}
-
-func (f *FakeDockerClient) AssertImagesPulledMsgs(expected []string) error {
-	f.Lock()
-	defer f.Unlock()
-	// Copy pulled to avoid modifying it.
-	actual := append([]string{}, f.pulled...)
-	return sortedStringSlicesEqual(expected, actual)
-}
-
-func sortedStringSlicesEqual(expected, actual []string) error {
-	sort.StringSlice(expected).Sort()
-	sort.StringSlice(actual).Sort()
-	if !reflect.DeepEqual(expected, actual) {
-		return fmt.Errorf("expected %#v, got %#v", expected, actual)
-	}
-	return nil
-}
-
 func (f *FakeDockerClient) popError(op string) error {
 	if f.Errors == nil {
 		return nil
@@ -398,7 +314,6 @@ func (f *FakeDockerClient) ListContainers(options dockertypes.ContainerListOptio
 	if options.All {
 		// Although the container is not sorted, but the container with the same name should be in order,
 		// that is enough for us now.
-		// TODO(random-liu): Is a fully sorted array needed?
 		containerList = append(containerList, f.ExitedContainerList...)
 	}
 	// Filters containers with id, only support 1 id.