Add e2e tests

vendor/k8s.io/apiserver/pkg/authentication/authenticator/BUILD

@@ -8,6 +8,7 @@ load(
 go_library(
     name = "go_default_library",
     srcs = ["interfaces.go"],
+    importpath = "k8s.io/apiserver/pkg/authentication/authenticator",
     deps = ["//vendor/k8s.io/apiserver/pkg/authentication/user:go_default_library"],
 )
 

vendor/k8s.io/apiserver/pkg/authentication/serviceaccount/BUILD

@@ -9,12 +9,14 @@ load(
 go_test(
     name = "go_default_test",
     srcs = ["util_test.go"],
+    importpath = "k8s.io/apiserver/pkg/authentication/serviceaccount",
     library = ":go_default_library",
 )
 
 go_library(
     name = "go_default_library",
     srcs = ["util.go"],
+    importpath = "k8s.io/apiserver/pkg/authentication/serviceaccount",
     deps = ["//vendor/k8s.io/apimachinery/pkg/api/validation:go_default_library"],
 )
 

vendor/k8s.io/apiserver/pkg/authentication/user/BUILD

@@ -11,6 +11,7 @@ go_library(
         "doc.go",
         "user.go",
     ],
+    importpath = "k8s.io/apiserver/pkg/authentication/user",
 )
 
 filegroup(