sigs.k8s.io/kueue@v0.6.2/pkg/util/equality/podset_test.go (about)

     1  /*
     2  Copyright 2023 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 equality
    18  
    19  import (
    20  	"testing"
    21  
    22  	corev1 "k8s.io/api/core/v1"
    23  	"k8s.io/apimachinery/pkg/api/resource"
    24  
    25  	kueue "sigs.k8s.io/kueue/apis/kueue/v1beta1"
    26  	utiltestting "sigs.k8s.io/kueue/pkg/util/testing"
    27  )
    28  
    29  func TestComparePodSetSlices(t *testing.T) {
    30  	cases := map[string]struct {
    31  		a         []kueue.PodSet
    32  		b         []kueue.PodSet
    33  		wantEqual bool
    34  	}{
    35  		"different name": {
    36  			a:         []kueue.PodSet{*utiltestting.MakePodSet("ps", 10).SetMinimumCount(5).Obj()},
    37  			b:         []kueue.PodSet{*utiltestting.MakePodSet("ps2", 10).SetMinimumCount(5).Obj()},
    38  			wantEqual: true,
    39  		},
    40  		"different min count": {
    41  			a:         []kueue.PodSet{*utiltestting.MakePodSet("ps", 10).SetMinimumCount(5).Obj()},
    42  			b:         []kueue.PodSet{*utiltestting.MakePodSet("ps", 10).SetMinimumCount(2).Obj()},
    43  			wantEqual: false,
    44  		},
    45  		"different node selector": {
    46  			a:         []kueue.PodSet{*utiltestting.MakePodSet("ps", 10).SetMinimumCount(5).Obj()},
    47  			b:         []kueue.PodSet{*utiltestting.MakePodSet("ps", 10).SetMinimumCount(5).NodeSelector(map[string]string{"key": "val"}).Obj()},
    48  			wantEqual: true,
    49  		},
    50  		"different requests": {
    51  			a:         []kueue.PodSet{*utiltestting.MakePodSet("ps", 10).SetMinimumCount(5).Request("res", "1").Obj()},
    52  			b:         []kueue.PodSet{*utiltestting.MakePodSet("ps", 10).SetMinimumCount(5).Request("res", "2").Obj()},
    53  			wantEqual: false,
    54  		},
    55  		"different requests in init containers": {
    56  			a: []kueue.PodSet{*utiltestting.MakePodSet("ps", 10).SetMinimumCount(5).InitContainers(corev1.Container{
    57  				Image: "img1",
    58  				Resources: corev1.ResourceRequirements{
    59  					Requests: corev1.ResourceList{
    60  						"res": resource.MustParse("1"),
    61  					},
    62  				},
    63  			}).Obj()},
    64  			b: []kueue.PodSet{*utiltestting.MakePodSet("ps", 10).SetMinimumCount(5).InitContainers(corev1.Container{
    65  				Image: "img1",
    66  				Resources: corev1.ResourceRequirements{
    67  					Requests: corev1.ResourceList{
    68  						"res": resource.MustParse("2"),
    69  					},
    70  				},
    71  			}).Obj()},
    72  			wantEqual: false,
    73  		},
    74  		"different requests in toleration": {
    75  			a: []kueue.PodSet{*utiltestting.MakePodSet("ps", 10).SetMinimumCount(5).Toleration(corev1.Toleration{
    76  				Key:      "instance",
    77  				Operator: corev1.TolerationOpEqual,
    78  				Value:    "spot",
    79  				Effect:   corev1.TaintEffectNoSchedule,
    80  			}).Obj()},
    81  			b: []kueue.PodSet{*utiltestting.MakePodSet("ps", 10).SetMinimumCount(5).Toleration(corev1.Toleration{
    82  				Key:      "instance",
    83  				Operator: corev1.TolerationOpEqual,
    84  				Value:    "demand",
    85  				Effect:   corev1.TaintEffectNoSchedule,
    86  			}).Obj()},
    87  			wantEqual: false,
    88  		},
    89  		"different count": {
    90  			a:         []kueue.PodSet{*utiltestting.MakePodSet("ps", 10).SetMinimumCount(5).Obj()},
    91  			b:         []kueue.PodSet{*utiltestting.MakePodSet("ps", 20).SetMinimumCount(5).Obj()},
    92  			wantEqual: false,
    93  		},
    94  		"different slice len": {
    95  			a:         []kueue.PodSet{{}, {}},
    96  			b:         []kueue.PodSet{{}, {}, {}},
    97  			wantEqual: false,
    98  		},
    99  	}
   100  
   101  	for name, tc := range cases {
   102  		t.Run(name, func(t *testing.T) {
   103  			got := ComparePodSetSlices(tc.a, tc.b)
   104  			if got != tc.wantEqual {
   105  				t.Errorf("Unexpected result, want %v", tc.wantEqual)
   106  			}
   107  		})
   108  	}
   109  }