rename test file and remove unused code

staging/src/k8s.io/apiserver/pkg/authorization/authorizerfactory/BUILD

@@ -8,7 +8,7 @@ load(
 
 go_test(
     name = "go_default_test",
-    srcs = ["authz_test.go"],
+    srcs = ["builtin_test.go"],
     importpath = "k8s.io/apiserver/pkg/authorization/authorizerfactory",
     library = ":go_default_library",
     deps = [

staging/src/k8s.io/apiserver/pkg/authorization/authorizerfactory/builtin.go

@@ -68,19 +68,6 @@ func NewAlwaysDenyAuthorizer() *alwaysDenyAuthorizer {
 	return new(alwaysDenyAuthorizer)
 }
 
-// alwaysFailAuthorizer is an implementation of authorizer.Attributes
-// which always says no to an authorization request.
-// It is useful in unit tests to force an operation to fail with error.
-type alwaysFailAuthorizer struct{}
-
-func (alwaysFailAuthorizer) Authorize(a authorizer.Attributes) (authorized authorizer.Decision, reason string, err error) {
-	return authorizer.DecisionNoOpinion, "", errors.New("Authorization failure.")
-}
-
-func NewAlwaysFailAuthorizer() authorizer.Authorizer {
-	return new(alwaysFailAuthorizer)
-}
-
 type privilegedGroupAuthorizer struct {
 	groups []string
 }

staging/src/k8s.io/apiserver/pkg/authorization/authorizerfactory/authz_test.go → staging/src/k8s.io/apiserver/pkg/authorization/authorizerfactory/builtin_test.go

@@ -23,8 +23,6 @@ import (
 	"k8s.io/apiserver/pkg/authorization/authorizer"
 )
 
-// NewAlwaysAllowAuthorizer must return a struct which implements authorizer.Authorizer
-// and always return nil.
 func TestNewAlwaysAllowAuthorizer(t *testing.T) {
 	aaa := NewAlwaysAllowAuthorizer()
 	if decision, _, _ := aaa.Authorize(nil); decision != authorizer.DecisionAllow {
@@ -32,8 +30,6 @@ func TestNewAlwaysAllowAuthorizer(t *testing.T) {
 	}
 }
 
-// NewAlwaysDenyAuthorizer must return a struct which implements authorizer.Authorizer
-// and always return an error as everything is forbidden.
 func TestNewAlwaysDenyAuthorizer(t *testing.T) {
 	ada := NewAlwaysDenyAuthorizer()
 	if decision, _, _ := ada.Authorize(nil); decision == authorizer.DecisionAllow {