115 lines
3.8 KiB
Go
115 lines
3.8 KiB
Go
/*
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Copyright 2017 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 uploadconfig
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import (
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"testing"
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apierrors "k8s.io/apimachinery/pkg/api/errors"
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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"k8s.io/apimachinery/pkg/runtime"
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clientsetfake "k8s.io/client-go/kubernetes/fake"
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core "k8s.io/client-go/testing"
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kubeadmapi "k8s.io/kubernetes/cmd/kubeadm/app/apis/kubeadm"
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kubeadmapiext "k8s.io/kubernetes/cmd/kubeadm/app/apis/kubeadm/v1alpha1"
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kubeadmconstants "k8s.io/kubernetes/cmd/kubeadm/app/constants"
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"k8s.io/kubernetes/pkg/api"
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)
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func TestUploadConfiguration(t *testing.T) {
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tests := []struct {
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name string
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errOnCreate error
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errOnUpdate error
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updateExisting bool
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errExpected bool
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verifyResult bool
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}{
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{
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name: "basic validation with correct key",
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verifyResult: true,
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},
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{
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name: "update existing should report no error",
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updateExisting: true,
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verifyResult: true,
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},
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{
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name: "unexpected errors for create should be returned",
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errOnCreate: apierrors.NewUnauthorized(""),
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errExpected: true,
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},
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{
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name: "update existing show report error if unexpected error for update is returned",
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errOnUpdate: apierrors.NewUnauthorized(""),
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updateExisting: true,
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errExpected: true,
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},
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}
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for _, tt := range tests {
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t.Run(tt.name, func(t *testing.T) {
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cfg := &kubeadmapi.MasterConfiguration{
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KubernetesVersion: "1.7.3",
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}
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client := clientsetfake.NewSimpleClientset()
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if tt.errOnCreate != nil {
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client.PrependReactor("create", "configmaps", func(action core.Action) (bool, runtime.Object, error) {
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return true, nil, tt.errOnCreate
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})
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}
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// For idempotent test, we check the result of the second call.
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if err := UploadConfiguration(cfg, client); !tt.updateExisting && (err != nil) != tt.errExpected {
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t.Errorf("UploadConfiguration() error = %v, wantErr %v", err, tt.errExpected)
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}
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if tt.updateExisting {
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if tt.errOnUpdate != nil {
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client.PrependReactor("update", "configmaps", func(action core.Action) (bool, runtime.Object, error) {
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return true, nil, tt.errOnUpdate
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})
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}
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if err := UploadConfiguration(cfg, client); (err != nil) != tt.errExpected {
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t.Errorf("UploadConfiguration() error = %v", err)
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}
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}
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if tt.verifyResult {
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masterCfg, err := client.CoreV1().ConfigMaps(metav1.NamespaceSystem).Get(kubeadmconstants.MasterConfigurationConfigMap, metav1.GetOptions{})
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if err != nil {
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t.Errorf("Fail to query ConfigMap error = %v", err)
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}
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configData := masterCfg.Data[kubeadmconstants.MasterConfigurationConfigMapKey]
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if configData == "" {
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t.Errorf("Fail to find ConfigMap key")
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}
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decodedExtCfg := &kubeadmapiext.MasterConfiguration{}
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decodedCfg := &kubeadmapi.MasterConfiguration{}
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if err := runtime.DecodeInto(api.Codecs.UniversalDecoder(), []byte(configData), decodedExtCfg); err != nil {
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t.Errorf("unable to decode config from bytes: %v", err)
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}
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// Default and convert to the internal version
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api.Scheme.Default(decodedExtCfg)
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api.Scheme.Convert(decodedExtCfg, decodedCfg, nil)
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if decodedCfg.KubernetesVersion != cfg.KubernetesVersion {
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t.Errorf("Decoded value doesn't match, decoded = %#v, expected = %#v", decodedCfg.KubernetesVersion, cfg.KubernetesVersion)
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}
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}
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})
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}
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}
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