github.com/oam-dev/kubevela@v1.9.11/pkg/utils/util/init_test.go (about)

     1  /*
     2  Copyright 2021 The KubeVela 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 util
    18  
    19  import (
    20  	"context"
    21  	"testing"
    22  
    23  	"github.com/stretchr/testify/assert"
    24  	corev1 "k8s.io/api/core/v1"
    25  	"k8s.io/apiextensions-apiserver/pkg/apis/apiextensions"
    26  	crdv1 "k8s.io/apiextensions-apiserver/pkg/apis/apiextensions/v1"
    27  	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
    28  	"k8s.io/apimachinery/pkg/runtime"
    29  	"sigs.k8s.io/controller-runtime/pkg/client"
    30  	"sigs.k8s.io/controller-runtime/pkg/client/fake"
    31  )
    32  
    33  func initScheme() *runtime.Scheme {
    34  	scheme := runtime.NewScheme()
    35  	_ = apiextensions.AddToScheme(scheme)
    36  	_ = corev1.AddToScheme(scheme)
    37  	_ = crdv1.AddToScheme(scheme)
    38  	return scheme
    39  }
    40  
    41  func TestDoesNamespaceExist(t *testing.T) {
    42  	scheme := initScheme()
    43  	fakeClient := fake.NewClientBuilder().WithScheme(scheme).Build()
    44  	//test exist namespace
    45  	mockNamespaceName := "test-ns"
    46  	mockNamespaceObject := &corev1.Namespace{
    47  		ObjectMeta: metav1.ObjectMeta{
    48  			Name: mockNamespaceName,
    49  		},
    50  	}
    51  	err := fakeClient.Create(context.Background(), mockNamespaceObject, &client.CreateOptions{})
    52  	assert.NoError(t, err)
    53  	exist, err := DoesNamespaceExist(fakeClient, mockNamespaceName)
    54  	assert.NoError(t, err)
    55  	assert.Equal(t, true, exist)
    56  
    57  	//test not exist namespace
    58  	exist, err = DoesNamespaceExist(fakeClient, "not-exist-ns")
    59  	assert.NoError(t, err)
    60  	assert.Equal(t, false, exist)
    61  }
    62  
    63  func TestDoesCRDExist(t *testing.T) {
    64  	scheme := initScheme()
    65  	fakeClient := fake.NewClientBuilder().WithScheme(scheme).Build()
    66  	//test crd exist
    67  	mockCRD := &apiextensions.CustomResourceDefinition{
    68  		ObjectMeta: metav1.ObjectMeta{
    69  			Name: "crd-exist",
    70  		},
    71  	}
    72  	err := fakeClient.Create(context.Background(), mockCRD, &client.CreateOptions{})
    73  	assert.NoError(t, err)
    74  	exist, err := DoesCRDExist(context.Background(), fakeClient, "crd-exist")
    75  	assert.NoError(t, err)
    76  	assert.Equal(t, true, exist)
    77  
    78  	//test crd not exist
    79  	exist, err = DoesCRDExist(context.Background(), fakeClient, "not-exist-crd")
    80  	assert.NoError(t, err)
    81  	assert.Equal(t, false, exist)
    82  }