knative.dev/pkg@v0.0.0-20260602142205-ac97e43f6622/kmeta/accessor_test.go (about)

     1  /*
     2  Copyright 2018 The Knative 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 kmeta
    18  
    19  import (
    20  	"testing"
    21  
    22  	"github.com/google/go-cmp/cmp"
    23  	corev1 "k8s.io/api/core/v1"
    24  	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
    25  	"k8s.io/client-go/tools/cache"
    26  
    27  	. "knative.dev/pkg/testing"
    28  )
    29  
    30  // Ensure our resource satisfies the interface.
    31  var _ Accessor = (*Resource)(nil)
    32  
    33  func TestAccessor(t *testing.T) {
    34  	goodResource := &Resource{}
    35  
    36  	tests := []struct {
    37  		name string
    38  		o    interface{}
    39  		want Accessor
    40  	}{{
    41  		name: "bad object returns error",
    42  		o:    struct{}{},
    43  	}, {
    44  		name: "deleted with bad final state",
    45  		o: cache.DeletedFinalStateUnknown{
    46  			Obj: struct{}{},
    47  		},
    48  	}, {
    49  		name: "good object",
    50  		o:    goodResource,
    51  		want: Accessor(goodResource),
    52  	}, {
    53  		name: "deleted with good final state",
    54  		o: cache.DeletedFinalStateUnknown{
    55  			Obj: goodResource,
    56  		},
    57  		want: Accessor(goodResource),
    58  	}}
    59  
    60  	for _, test := range tests {
    61  		t.Run(test.name, func(t *testing.T) {
    62  			if test.want == nil {
    63  				got, err := DeletionHandlingAccessor(test.o)
    64  				if err == nil {
    65  					t.Errorf("DeletionHandlingAccessor() = %v, wanted error", got)
    66  				}
    67  			} else {
    68  				got, err := DeletionHandlingAccessor(test.o)
    69  				if err != nil {
    70  					t.Error("DeletionHandlingAccessor() =", err)
    71  				}
    72  				if diff := cmp.Diff(got, test.want); diff != "" {
    73  					t.Error("DeletionHandlingAccessor =", diff)
    74  				}
    75  			}
    76  		})
    77  	}
    78  }
    79  
    80  func TestObjectReference(t *testing.T) {
    81  	r := &Resource{
    82  		TypeMeta: metav1.TypeMeta{
    83  			Kind:       "king",
    84  			APIVersion: "some.api.version/v1",
    85  		},
    86  		ObjectMeta: metav1.ObjectMeta{
    87  			Name:      "name",
    88  			Namespace: "namespace",
    89  		},
    90  	}
    91  
    92  	want := corev1.ObjectReference{
    93  		APIVersion: "some.api.version/v1",
    94  		Kind:       "king",
    95  		Name:       "name",
    96  		Namespace:  "namespace",
    97  	}
    98  
    99  	if diff := cmp.Diff(want, ObjectReference(r)); diff != "" {
   100  		t.Error("Unexpected ObjectReference (-want, +got)", diff)
   101  	}
   102  }