k8s.io/kubernetes@v1.31.0-alpha.0.0.20240520171757-56147500dadc/cmd/kubeadm/app/componentconfigs/configset_test.go (about)

     1  /*
     2  Copyright 2019 The Kubernetes Authors.
     3  
     4  Licensed under the Apache License, Version 2.0 (the "License");
     5  you may not use this file except in compliance with the License.
     6  You may obtain a copy of the License at
     7  
     8      http://www.apache.org/licenses/LICENSE-2.0
     9  
    10  Unless required by applicable law or agreed to in writing, software
    11  distributed under the License is distributed on an "AS IS" BASIS,
    12  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    13  See the License for the specific language governing permissions and
    14  limitations under the License.
    15  */
    16  
    17  package componentconfigs
    18  
    19  import (
    20  	"testing"
    21  
    22  	"github.com/lithammer/dedent"
    23  
    24  	"k8s.io/apimachinery/pkg/runtime"
    25  	clientsetfake "k8s.io/client-go/kubernetes/fake"
    26  
    27  	kubeadmapi "k8s.io/kubernetes/cmd/kubeadm/app/apis/kubeadm"
    28  	"k8s.io/kubernetes/cmd/kubeadm/app/constants"
    29  	kubeadmutil "k8s.io/kubernetes/cmd/kubeadm/app/util"
    30  )
    31  
    32  func testClusterCfg() *kubeadmapi.ClusterConfiguration {
    33  	return &kubeadmapi.ClusterConfiguration{
    34  		KubernetesVersion: constants.CurrentKubernetesVersion.String(),
    35  	}
    36  }
    37  
    38  func TestDefault(t *testing.T) {
    39  	clusterCfg := testClusterCfg()
    40  	localAPIEndpoint := &kubeadmapi.APIEndpoint{}
    41  	nodeRegOps := &kubeadmapi.NodeRegistrationOptions{}
    42  
    43  	Default(clusterCfg, localAPIEndpoint, nodeRegOps)
    44  
    45  	if len(clusterCfg.ComponentConfigs) != len(known) {
    46  		t.Errorf("mismatch between supported and defaulted type numbers:\n\tgot: %d\n\texpected: %d", len(clusterCfg.ComponentConfigs), len(known))
    47  	}
    48  }
    49  
    50  func TestFromCluster(t *testing.T) {
    51  	objects := []runtime.Object{
    52  		testKubeProxyConfigMap(`
    53  			apiVersion: kubeproxy.config.k8s.io/v1alpha1
    54  			kind: KubeProxyConfiguration
    55  		`),
    56  		testKubeletConfigMap(`
    57  			apiVersion: kubelet.config.k8s.io/v1beta1
    58  			kind: KubeletConfiguration
    59  		`),
    60  	}
    61  	client := clientsetfake.NewSimpleClientset(objects...)
    62  	clusterCfg := testClusterCfg()
    63  
    64  	if err := FetchFromCluster(clusterCfg, client); err != nil {
    65  		t.Fatalf("FetchFromCluster failed: %v", err)
    66  	}
    67  
    68  	if len(clusterCfg.ComponentConfigs) != len(objects) {
    69  		t.Fatalf("mismatch between supplied and loaded type numbers:\n\tgot: %d\n\texpected: %d", len(clusterCfg.ComponentConfigs), len(objects))
    70  	}
    71  }
    72  
    73  func TestFetchFromDocumentMap(t *testing.T) {
    74  	test := dedent.Dedent(`
    75  	apiVersion: kubeproxy.config.k8s.io/v1alpha1
    76  	kind: KubeProxyConfiguration
    77  	---
    78  	apiVersion: kubelet.config.k8s.io/v1beta1
    79  	kind: KubeletConfiguration
    80  	`)
    81  	gvkmap, err := kubeadmutil.SplitYAMLDocuments([]byte(test))
    82  	if err != nil {
    83  		t.Fatalf("unexpected failure of SplitYAMLDocuments: %v", err)
    84  	}
    85  
    86  	clusterCfg := testClusterCfg()
    87  	if err = FetchFromDocumentMap(clusterCfg, gvkmap); err != nil {
    88  		t.Fatalf("FetchFromDocumentMap failed: %v", err)
    89  	}
    90  
    91  	if len(clusterCfg.ComponentConfigs) != len(gvkmap) {
    92  		t.Fatalf("mismatch between supplied and loaded type numbers:\n\tgot: %d\n\texpected: %d", len(clusterCfg.ComponentConfigs), len(gvkmap))
    93  	}
    94  }