github.com/oam-dev/kubevela@v1.9.11/pkg/oam/mock/client.go (about)

     1  /*
     2  Copyright 2023 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 mock
    18  
    19  import (
    20  	"strings"
    21  
    22  	"k8s.io/apimachinery/pkg/api/meta"
    23  	"k8s.io/apimachinery/pkg/runtime/schema"
    24  	"sigs.k8s.io/controller-runtime/pkg/client"
    25  	"sigs.k8s.io/controller-runtime/pkg/client/fake"
    26  )
    27  
    28  // NewClient new client with given mappings
    29  func NewClient(c client.Client, mappings map[schema.GroupVersionResource][]schema.GroupVersionKind) client.Client {
    30  	if c == nil {
    31  		c = fake.NewClientBuilder().Build()
    32  	}
    33  	return &Client{Client: c, mappings: mappings}
    34  }
    35  
    36  // Client fake client
    37  type Client struct {
    38  	client.Client
    39  	mappings map[schema.GroupVersionResource][]schema.GroupVersionKind
    40  }
    41  
    42  // RESTMapper override default mapper
    43  func (in *Client) RESTMapper() meta.RESTMapper {
    44  	mapper := in.Client.RESTMapper()
    45  	if mapper == nil {
    46  		mapper = fake.NewClientBuilder().Build().RESTMapper()
    47  	}
    48  	return &RESTMapper{RESTMapper: mapper, mappings: in.mappings}
    49  }
    50  
    51  // RESTMapper test mapper
    52  type RESTMapper struct {
    53  	meta.RESTMapper
    54  	mappings map[schema.GroupVersionResource][]schema.GroupVersionKind
    55  }
    56  
    57  // KindsFor get kinds
    58  func (in *RESTMapper) KindsFor(resource schema.GroupVersionResource) ([]schema.GroupVersionKind, error) {
    59  	if gvks, found := in.mappings[resource]; found {
    60  		return gvks, nil
    61  	}
    62  	return in.RESTMapper.KindsFor(resource)
    63  }
    64  
    65  // RESTMapping get mapping
    66  func (in *RESTMapper) RESTMapping(gk schema.GroupKind, versions ...string) (*meta.RESTMapping, error) {
    67  	version := "v1"
    68  	if len(versions) > 0 {
    69  		version = versions[0]
    70  	}
    71  	return &meta.RESTMapping{
    72  		Resource:         schema.GroupVersionResource{Group: gk.Group, Version: versions[0], Resource: strings.ToLower(gk.Kind) + "s"},
    73  		GroupVersionKind: gk.WithVersion(version),
    74  		Scope:            scope(meta.RESTScopeNameNamespace),
    75  	}, nil
    76  }
    77  
    78  type scope meta.RESTScopeName
    79  
    80  func (in scope) Name() meta.RESTScopeName {
    81  	return meta.RESTScopeName(in)
    82  }