117 lines
2.8 KiB
Go
117 lines
2.8 KiB
Go
/*
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Copyright 2019 DigitalOcean
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package basic
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import (
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"testing"
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"github.com/digitalocean/clusterlint/checks"
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"github.com/digitalocean/clusterlint/kube"
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"github.com/stretchr/testify/assert"
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corev1 "k8s.io/api/core/v1"
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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)
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func TestUnusedPVCheckMeta(t *testing.T) {
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unusedPVCheck := unusedPVCheck{}
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assert.Equal(t, "unused-pv", unusedPVCheck.Name())
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assert.Equal(t, []string{"basic"}, unusedPVCheck.Groups())
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assert.NotEmpty(t, unusedPVCheck.Description())
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}
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func TestUnusedPVCheckRegistration(t *testing.T) {
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unusedPVCheck := &unusedPVCheck{}
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check, err := checks.Get("unused-pv")
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assert.NoError(t, err)
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assert.Equal(t, check, unusedPVCheck)
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}
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func TestUnusedPVWarning(t *testing.T) {
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unusedPVCheck := unusedPVCheck{}
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tests := []struct {
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name string
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objs *kube.Objects
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expected []checks.Diagnostic
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}{
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{
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name: "no pvs",
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objs: &kube.Objects{PersistentVolumes: &corev1.PersistentVolumeList{}},
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expected: nil,
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},
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{
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name: "bound pv",
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objs: bound(),
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expected: nil,
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},
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{
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name: "unused pv",
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objs: unused(),
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expected: []checks.Diagnostic{
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{
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Check: unusedPVCheck.Name(),
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Severity: checks.Warning,
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Message: "Unused Persistent Volume 'pv_foo'.",
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Kind: checks.PersistentVolume,
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Object: &metav1.ObjectMeta{Name: "pv_foo"},
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Owners: GetOwners(),
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},
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},
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},
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}
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for _, test := range tests {
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t.Run(test.name, func(t *testing.T) {
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d, err := unusedPVCheck.Run(test.objs)
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assert.NoError(t, err)
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assert.ElementsMatch(t, test.expected, d)
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})
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}
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}
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func initPV() *kube.Objects {
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objs := &kube.Objects{
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PersistentVolumes: &corev1.PersistentVolumeList{
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Items: []corev1.PersistentVolume{
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{
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TypeMeta: metav1.TypeMeta{Kind: "PersistentVolume", APIVersion: "v1"},
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ObjectMeta: metav1.ObjectMeta{Name: "pv_foo"},
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},
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},
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},
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}
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return objs
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}
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func bound() *kube.Objects {
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objs := initPV()
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objs.PersistentVolumes.Items[0].Spec = corev1.PersistentVolumeSpec{
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ClaimRef: &corev1.ObjectReference{
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Kind: "PersistentVolumeClaim",
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Name: "foo",
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Namespace: "k8s",
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},
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}
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return objs
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}
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func unused() *kube.Objects {
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objs := initPV()
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objs.PersistentVolumes.Items[0].Spec = corev1.PersistentVolumeSpec{}
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return objs
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}
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