conversion_test.go

Documentation: k8s.io/kubernetes/pkg/apis/autoscaling/v2beta1

     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 v2beta1
    18  
    19  import (
    20  	"testing"
    21  
    22  	"github.com/stretchr/testify/assert"
    23  
    24  	"k8s.io/api/autoscaling/v2beta1"
    25  	"k8s.io/apimachinery/pkg/runtime"
    26  	"k8s.io/kubernetes/pkg/apis/autoscaling"
    27  )
    28  
    29  // Testing nil pointer panic uncovered by #70806
    30  // TODO(yue9944882): Test nil/empty conversion across all resource types
    31  func TestNilOrEmptyConversion(t *testing.T) {
    32  	scheme := runtime.NewScheme()
    33  	assert.NoError(t, RegisterConversions(scheme))
    34  
    35  	testCases := []struct {
    36  		obj1 interface{}
    37  		obj2 interface{}
    38  	}{
    39  		{
    40  			obj1: &autoscaling.ExternalMetricSource{},
    41  			obj2: &v2beta1.ExternalMetricSource{},
    42  		},
    43  		{
    44  			obj1: &autoscaling.ExternalMetricStatus{},
    45  			obj2: &v2beta1.ExternalMetricStatus{},
    46  		},
    47  		{
    48  			obj1: &autoscaling.PodsMetricSource{},
    49  			obj2: &v2beta1.PodsMetricSource{},
    50  		},
    51  		{
    52  			obj1: &autoscaling.PodsMetricStatus{},
    53  			obj2: &v2beta1.PodsMetricStatus{},
    54  		},
    55  		{
    56  			obj1: &autoscaling.ObjectMetricSource{},
    57  			obj2: &v2beta1.ObjectMetricSource{},
    58  		},
    59  		{
    60  			obj1: &autoscaling.ObjectMetricStatus{},
    61  			obj2: &v2beta1.ObjectMetricStatus{},
    62  		},
    63  		{
    64  			obj1: &autoscaling.ResourceMetricSource{},
    65  			obj2: &v2beta1.ResourceMetricSource{},
    66  		},
    67  		{
    68  			obj1: &autoscaling.ResourceMetricStatus{},
    69  			obj2: &v2beta1.ResourceMetricStatus{},
    70  		},
    71  		{
    72  			obj1: &autoscaling.HorizontalPodAutoscaler{},
    73  			obj2: &v2beta1.HorizontalPodAutoscaler{},
    74  		},
    75  		{
    76  			obj1: &autoscaling.MetricTarget{},
    77  			obj2: &v2beta1.CrossVersionObjectReference{},
    78  		},
    79  	}
    80  	for _, testCase := range testCases {
    81  		assert.NoError(t, scheme.Convert(testCase.obj1, testCase.obj2, nil))
    82  		assert.NoError(t, scheme.Convert(testCase.obj2, testCase.obj1, nil))
    83  	}
    84  }
    85
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