add unit test func TestToAuthenticationRequestHeaderConfig

Kubernetes-commit: 0da04d61ab4b70817083c8208af12397b818546a

pkg/server/options/authentication_test.go

@@ -0,0 +1,68 @@
+/*
+Copyright 2018 The Kubernetes Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+package options
+
+import (
+	"reflect"
+	"testing"
+
+	"k8s.io/apiserver/pkg/authentication/authenticatorfactory"
+)
+
+func TestToAuthenticationRequestHeaderConfig(t *testing.T) {
+	testCases := []struct {
+		name         string
+		testOptions  *RequestHeaderAuthenticationOptions
+		expectConfig *authenticatorfactory.RequestHeaderConfig
+	}{
+		{
+			name: "test when ClientCAFile is nil",
+			testOptions: &RequestHeaderAuthenticationOptions{
+				UsernameHeaders:     []string{"x-remote-user"},
+				GroupHeaders:        []string{"x-remote-group"},
+				ExtraHeaderPrefixes: []string{"x-remote-extra-"},
+				AllowedNames:        []string{"kube-aggregator"},
+			},
+		},
+		{
+			name: "test when ClientCAFile is not nil",
+			testOptions: &RequestHeaderAuthenticationOptions{
+				ClientCAFile:        "/testClientCAFile",
+				UsernameHeaders:     []string{"x-remote-user"},
+				GroupHeaders:        []string{"x-remote-group"},
+				ExtraHeaderPrefixes: []string{"x-remote-extra-"},
+				AllowedNames:        []string{"kube-aggregator"},
+			},
+			expectConfig: &authenticatorfactory.RequestHeaderConfig{
+				UsernameHeaders:     []string{"x-remote-user"},
+				GroupHeaders:        []string{"x-remote-group"},
+				ExtraHeaderPrefixes: []string{"x-remote-extra-"},
+				ClientCA:            "/testClientCAFile",
+				AllowedClientNames:  []string{"kube-aggregator"},
+			},
+		},
+	}
+
+	for _, testcase := range testCases {
+		t.Run(testcase.name, func(t *testing.T) {
+			resultConfig := testcase.testOptions.ToAuthenticationRequestHeaderConfig()
+			if !reflect.DeepEqual(resultConfig, testcase.expectConfig) {
+				t.Errorf("got RequestHeaderConfig: %#v, expected RequestHeaderConfig: %#v", resultConfig, testcase.expectConfig)
+			}
+		})
+	}
+}