k8s.io/kubernetes@v1.31.0-alpha.0.0.20240520171757-56147500dadc/pkg/controlplane/apiserver/admission/initializer_test.go (about)

     1  /*
     2  Copyright 2024 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 admission
    18  
    19  import (
    20  	"context"
    21  	"testing"
    22  
    23  	"k8s.io/apimachinery/pkg/runtime/schema"
    24  	"k8s.io/apiserver/pkg/admission"
    25  	quota "k8s.io/apiserver/pkg/quota/v1"
    26  )
    27  
    28  type doNothingAdmission struct{}
    29  
    30  func (doNothingAdmission) Admit(ctx context.Context, a admission.Attributes, o admission.ObjectInterfaces) error {
    31  	return nil
    32  }
    33  func (doNothingAdmission) Handles(o admission.Operation) bool { return false }
    34  func (doNothingAdmission) Validate() error                    { return nil }
    35  
    36  type doNothingPluginInitialization struct{}
    37  
    38  func (doNothingPluginInitialization) ValidateInitialization() error { return nil }
    39  
    40  type doNothingQuotaConfiguration struct{}
    41  
    42  func (doNothingQuotaConfiguration) IgnoredResources() map[schema.GroupResource]struct{} { return nil }
    43  
    44  func (doNothingQuotaConfiguration) Evaluators() []quota.Evaluator { return nil }
    45  
    46  type WantsQuotaConfigurationAdmissionPlugin struct {
    47  	doNothingAdmission
    48  	doNothingPluginInitialization
    49  	config quota.Configuration
    50  }
    51  
    52  func (p *WantsQuotaConfigurationAdmissionPlugin) SetQuotaConfiguration(config quota.Configuration) {
    53  	p.config = config
    54  }
    55  
    56  func TestQuotaConfigurationAdmissionPlugin(t *testing.T) {
    57  	config := doNothingQuotaConfiguration{}
    58  	initializer := NewPluginInitializer(config, nil)
    59  	wantsQuotaConfigurationAdmission := &WantsQuotaConfigurationAdmissionPlugin{}
    60  	initializer.Initialize(wantsQuotaConfigurationAdmission)
    61  
    62  	if wantsQuotaConfigurationAdmission.config == nil {
    63  		t.Errorf("Expected quota configuration to be initialized but found nil")
    64  	}
    65  }