mirror of
https://github.com/optim-enterprises-bv/kubernetes.git
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106 lines
3.0 KiB
Go
106 lines
3.0 KiB
Go
/*
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Copyright 2016 The Kubernetes Authors.
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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 util
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import (
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"reflect"
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"testing"
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"k8s.io/kubernetes/pkg/api"
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"k8s.io/kubernetes/pkg/apis/extensions"
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)
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// TestVolumeSourceFSTypeDrift ensures that for every known type of volume source (by the fields on
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// a VolumeSource object that GetVolumeFSType is returning a good value. This ensures both that we're
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// returning an FSType for the VolumeSource field (protect the GetVolumeFSType method) and that we
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// haven't drifted (ensure new fields in VolumeSource are covered).
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func TestVolumeSourceFSTypeDrift(t *testing.T) {
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allFSTypes := GetAllFSTypesAsSet()
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val := reflect.ValueOf(api.VolumeSource{})
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for i := 0; i < val.NumField(); i++ {
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fieldVal := val.Type().Field(i)
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volumeSource := api.VolumeSource{}
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volumeSourceVolume := reflect.New(fieldVal.Type.Elem())
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reflect.ValueOf(&volumeSource).Elem().FieldByName(fieldVal.Name).Set(volumeSourceVolume)
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fsType, err := GetVolumeFSType(api.Volume{VolumeSource: volumeSource})
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if err != nil {
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t.Errorf("error getting fstype for field %s. This likely means that drift has occured between FSType and VolumeSource. Please update the api and getVolumeFSType", fieldVal.Name)
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}
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if !allFSTypes.Has(string(fsType)) {
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t.Errorf("%s was missing from GetFSTypesAsSet", fsType)
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}
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}
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}
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func TestPSPAllowsFSType(t *testing.T) {
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tests := map[string]struct {
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psp *extensions.PodSecurityPolicy
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fsType extensions.FSType
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allows bool
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}{
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"nil psp": {
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psp: nil,
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fsType: extensions.HostPath,
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allows: false,
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},
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"empty volumes": {
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psp: &extensions.PodSecurityPolicy{},
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fsType: extensions.HostPath,
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allows: false,
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},
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"non-matching": {
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psp: &extensions.PodSecurityPolicy{
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Spec: extensions.PodSecurityPolicySpec{
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Volumes: []extensions.FSType{extensions.AWSElasticBlockStore},
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},
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},
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fsType: extensions.HostPath,
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allows: false,
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},
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"match on FSTypeAll": {
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psp: &extensions.PodSecurityPolicy{
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Spec: extensions.PodSecurityPolicySpec{
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Volumes: []extensions.FSType{extensions.All},
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},
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},
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fsType: extensions.HostPath,
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allows: true,
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},
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"match on direct match": {
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psp: &extensions.PodSecurityPolicy{
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Spec: extensions.PodSecurityPolicySpec{
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Volumes: []extensions.FSType{extensions.HostPath},
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},
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},
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fsType: extensions.HostPath,
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allows: true,
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},
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}
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for k, v := range tests {
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allows := PSPAllowsFSType(v.psp, v.fsType)
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if v.allows != allows {
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t.Errorf("%s expected PSPAllowsFSType to return %t but got %t", k, v.allows, allows)
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}
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}
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}
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