kubernetes globalflags_test 源码
kubernetes globalflags_test 代码
文件路径：/cmd/kube-apiserver/app/options/globalflags_test.go
/*
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 (
"flag"
"reflect"
"sort"
"strings"
"testing"
"github.com/spf13/pflag"
cliflag "k8s.io/component-base/cli/flag"
"k8s.io/component-base/cli/globalflag"
"k8s.io/component-base/logs"
)
func TestAddCustomGlobalFlags(t *testing.T) {
namedFlagSets := &cliflag.NamedFlagSets{}
// Note that we will register all flags (including klog flags) into the same
// flag set. This allows us to test against all global flags from
// flags.CommandLine.
nfs := namedFlagSets.FlagSet("test")
nfs.SetNormalizeFunc(cliflag.WordSepNormalizeFunc)
globalflag.AddGlobalFlags(nfs, "test-cmd")
AddCustomGlobalFlags(nfs)
actualFlag := []string{}
nfs.VisitAll(func(flag *pflag.Flag) {
actualFlag = append(actualFlag, flag.Name)
})
// Get all flags from flags.CommandLine, except flag `test.*`.
wantedFlag := []string{"help"}
pflag.CommandLine.AddGoFlagSet(flag.CommandLine)
logs.AddFlags(pflag.CommandLine)
normalizeFunc := nfs.GetNormalizeFunc()
pflag.VisitAll(func(flag *pflag.Flag) {
if !strings.Contains(flag.Name, "test.") {
wantedFlag = append(wantedFlag, string(normalizeFunc(nfs, flag.Name)))
}
})
sort.Strings(wantedFlag)
if !reflect.DeepEqual(wantedFlag, actualFlag) {
t.Errorf("[Default]: expected %+v, got %+v", wantedFlag, actualFlag)
}
}
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