conversion_test.go

Documentation: k8s.io/kubernetes/pkg/apis/rbac/v1alpha1

     1  /*
     2  Copyright 2017 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 v1alpha1_test
    18  
    19  import (
    20  	"reflect"
    21  	"testing"
    22  
    23  	"k8s.io/api/rbac/v1alpha1"
    24  	"k8s.io/kubernetes/pkg/api/legacyscheme"
    25  	rbacapi "k8s.io/kubernetes/pkg/apis/rbac"
    26  	_ "k8s.io/kubernetes/pkg/apis/rbac/install"
    27  )
    28  
    29  func TestConversion(t *testing.T) {
    30  	testcases := map[string]struct {
    31  		old      *v1alpha1.RoleBinding
    32  		expected *rbacapi.RoleBinding
    33  	}{
    34  		"specific user": {
    35  			old: &v1alpha1.RoleBinding{
    36  				RoleRef:  v1alpha1.RoleRef{Name: "foo", APIGroup: v1alpha1.GroupName},
    37  				Subjects: []v1alpha1.Subject{{Kind: "User", APIVersion: v1alpha1.SchemeGroupVersion.String(), Name: "bob"}},
    38  			},
    39  			expected: &rbacapi.RoleBinding{
    40  				RoleRef:  rbacapi.RoleRef{Name: "foo", APIGroup: v1alpha1.GroupName},
    41  				Subjects: []rbacapi.Subject{{Kind: "User", APIGroup: v1alpha1.GroupName, Name: "bob"}},
    42  			},
    43  		},
    44  		"wildcard user matches authenticated": {
    45  			old: &v1alpha1.RoleBinding{
    46  				RoleRef:  v1alpha1.RoleRef{Name: "foo", APIGroup: v1alpha1.GroupName},
    47  				Subjects: []v1alpha1.Subject{{Kind: "User", APIVersion: v1alpha1.SchemeGroupVersion.String(), Name: "*"}},
    48  			},
    49  			expected: &rbacapi.RoleBinding{
    50  				RoleRef:  rbacapi.RoleRef{Name: "foo", APIGroup: v1alpha1.GroupName},
    51  				Subjects: []rbacapi.Subject{{Kind: "Group", APIGroup: v1alpha1.GroupName, Name: "system:authenticated"}},
    52  			},
    53  		},
    54  		"missing api group gets defaulted": {
    55  			old: &v1alpha1.RoleBinding{
    56  				RoleRef: v1alpha1.RoleRef{Name: "foo", APIGroup: v1alpha1.GroupName},
    57  				Subjects: []v1alpha1.Subject{
    58  					{Kind: "User", Name: "myuser"},
    59  					{Kind: "Group", Name: "mygroup"},
    60  					{Kind: "ServiceAccount", Name: "mysa", Namespace: "myns"},
    61  				},
    62  			},
    63  			expected: &rbacapi.RoleBinding{
    64  				RoleRef: rbacapi.RoleRef{Name: "foo", APIGroup: v1alpha1.GroupName},
    65  				Subjects: []rbacapi.Subject{
    66  					{Kind: "User", APIGroup: v1alpha1.GroupName, Name: "myuser"},
    67  					{Kind: "Group", APIGroup: v1alpha1.GroupName, Name: "mygroup"},
    68  					{Kind: "ServiceAccount", APIGroup: "", Name: "mysa", Namespace: "myns"},
    69  				},
    70  			},
    71  		},
    72  		"bad api group gets defaulted": {
    73  			old: &v1alpha1.RoleBinding{
    74  				RoleRef: v1alpha1.RoleRef{Name: "foo", APIGroup: v1alpha1.GroupName},
    75  				Subjects: []v1alpha1.Subject{
    76  					{Kind: "User", APIVersion: "rbac", Name: "myuser"},
    77  					{Kind: "Group", APIVersion: "rbac", Name: "mygroup"},
    78  					{Kind: "ServiceAccount", APIVersion: "rbac", Name: "mysa", Namespace: "myns"},
    79  					{Kind: "User", APIVersion: "rbac/v8", Name: "myuser"},
    80  					{Kind: "Group", APIVersion: "rbac/v8", Name: "mygroup"},
    81  					{Kind: "ServiceAccount", APIVersion: "rbac/v8", Name: "mysa", Namespace: "myns"},
    82  				},
    83  			},
    84  			expected: &rbacapi.RoleBinding{
    85  				RoleRef: rbacapi.RoleRef{Name: "foo", APIGroup: v1alpha1.GroupName},
    86  				Subjects: []rbacapi.Subject{
    87  					{Kind: "User", APIGroup: v1alpha1.GroupName, Name: "myuser"},
    88  					{Kind: "Group", APIGroup: v1alpha1.GroupName, Name: "mygroup"},
    89  					{Kind: "ServiceAccount", APIGroup: "", Name: "mysa", Namespace: "myns"},
    90  					{Kind: "User", APIGroup: v1alpha1.GroupName, Name: "myuser"},
    91  					{Kind: "Group", APIGroup: v1alpha1.GroupName, Name: "mygroup"},
    92  					{Kind: "ServiceAccount", APIGroup: "", Name: "mysa", Namespace: "myns"},
    93  				},
    94  			},
    95  		},
    96  	}
    97  	for k, tc := range testcases {
    98  		internal := &rbacapi.RoleBinding{}
    99  		if err := legacyscheme.Scheme.Convert(tc.old, internal, nil); err != nil {
   100  			t.Errorf("%s: unexpected error: %v", k, err)
   101  		}
   102  		if !reflect.DeepEqual(internal, tc.expected) {
   103  			t.Errorf("%s: expected\n\t%#v, got \n\t%#v", k, tc.expected, internal)
   104  		}
   105  	}
   106  }
   107
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