k8s.io/kubernetes@v1.29.3/pkg/apis/discovery/v1beta1/defaults_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 v1beta1_test
    18  
    19  import (
    20  	"testing"
    21  
    22  	"github.com/google/go-cmp/cmp"
    23  	v1 "k8s.io/api/core/v1"
    24  	discovery "k8s.io/api/discovery/v1beta1"
    25  	apiequality "k8s.io/apimachinery/pkg/api/equality"
    26  	"k8s.io/kubernetes/pkg/api/legacyscheme"
    27  	_ "k8s.io/kubernetes/pkg/apis/discovery/install"
    28  	utilpointer "k8s.io/utils/pointer"
    29  )
    30  
    31  func TestSetDefaultEndpointPort(t *testing.T) {
    32  	emptyStr := ""
    33  	fooStr := "foo"
    34  	protoTCP := v1.ProtocolTCP
    35  	protoUDP := v1.ProtocolUDP
    36  
    37  	tests := map[string]struct {
    38  		original *discovery.EndpointSlice
    39  		expected *discovery.EndpointSlice
    40  	}{
    41  		"should set appropriate defaults": {
    42  			original: &discovery.EndpointSlice{Ports: []discovery.EndpointPort{{
    43  				Port: utilpointer.Int32(80),
    44  			}}},
    45  			expected: &discovery.EndpointSlice{
    46  				Ports: []discovery.EndpointPort{{
    47  					Name:     &emptyStr,
    48  					Protocol: &protoTCP,
    49  					Port:     utilpointer.Int32(80),
    50  				}},
    51  			},
    52  		},
    53  		"should not overwrite values with defaults when set": {
    54  			original: &discovery.EndpointSlice{
    55  				Ports: []discovery.EndpointPort{{
    56  					Name:     &fooStr,
    57  					Protocol: &protoUDP,
    58  				}},
    59  			},
    60  			expected: &discovery.EndpointSlice{
    61  				Ports: []discovery.EndpointPort{{
    62  					Name:     &fooStr,
    63  					Protocol: &protoUDP,
    64  				}},
    65  			},
    66  		},
    67  	}
    68  
    69  	for _, test := range tests {
    70  		actual := test.original
    71  		expected := test.expected
    72  		legacyscheme.Scheme.Default(actual)
    73  		if !apiequality.Semantic.DeepEqual(actual, expected) {
    74  			t.Error(cmp.Diff(expected, actual))
    75  		}
    76  	}
    77  }