kubernetes/pkg/kubelet/stats/host_stats_provider_test.go
Ciprian Hacman 0819451ea6 Clean up logic for deprecated flag --container-runtime in kubelet
Signed-off-by: Ciprian Hacman <ciprian@hakman.dev>
2022-02-10 13:26:59 +02:00

68 lines
1.9 KiB
Go

/*
Copyright 2021 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 stats
import (
"reflect"
"testing"
cadvisorapiv2 "github.com/google/cadvisor/info/v2"
kubecontainertest "k8s.io/kubernetes/pkg/kubelet/container/testing"
"k8s.io/apimachinery/pkg/types"
statsapi "k8s.io/kubelet/pkg/apis/stats/v1alpha1"
)
func Test_hostStatsProvider_getPodEtcHostsStats(t *testing.T) {
tests := []struct {
name string
podEtcHostsPathFunc PodEtcHostsPathFunc
podUID types.UID
rootFsInfo *cadvisorapiv2.FsInfo
want *statsapi.FsStats
wantErr bool
}{
{
name: "Should return nil for runtimes that do not support etc host file",
podEtcHostsPathFunc: func(podUID types.UID) string {
return ""
},
podUID: "fake0001",
rootFsInfo: nil,
want: nil,
wantErr: false,
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
h := hostStatsProvider{
osInterface: &kubecontainertest.FakeOS{},
podEtcHostsPathFunc: tt.podEtcHostsPathFunc,
}
got, err := h.getPodEtcHostsStats(tt.podUID, tt.rootFsInfo)
if (err != nil) != tt.wantErr {
t.Errorf("getPodEtcHostsStats() error = %v, wantErr %v", err, tt.wantErr)
return
}
if !reflect.DeepEqual(got, tt.want) {
t.Errorf("getPodEtcHostsStats() got = %v, want %v", got, tt.want)
}
})
}
}