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fake_repository.go
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fake_repository.go
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/*
Copyright 2019 The Kubernetes Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
package test
import (
"fmt"
"github.com/pkg/errors"
"k8s.io/apimachinery/pkg/runtime"
"k8s.io/apimachinery/pkg/runtime/serializer"
clusterctlv1 "sigs.k8s.io/cluster-api/cmd/clusterctl/api/v1alpha3"
)
type FakeRepository struct {
defaultVersion string
rootPath string
componentsPath string
versions map[string]bool
files map[string][]byte
}
func (f *FakeRepository) DefaultVersion() string {
return f.defaultVersion
}
func (f *FakeRepository) RootPath() string {
return f.rootPath
}
func (f *FakeRepository) ComponentsPath() string {
return f.componentsPath
}
func (f FakeRepository) GetFile(version string, path string) ([]byte, error) {
if _, ok := f.versions[version]; !ok {
return nil, errors.Errorf("unable to get files for version %s", version)
}
for p, c := range f.files {
if p == vpath(version, path) {
return c, nil
}
}
return nil, errors.Errorf("unable to get file %s for version %s", path, version)
}
func (f *FakeRepository) GetVersions() ([]string, error) {
v := make([]string, 0, len(f.versions))
for k := range f.versions {
v = append(v, k)
}
return v, nil
}
func NewFakeRepository() *FakeRepository {
return &FakeRepository{
versions: map[string]bool{},
files: map[string][]byte{},
}
}
func (f *FakeRepository) WithPaths(rootPath, componentsPath string) *FakeRepository {
f.rootPath = rootPath
f.componentsPath = componentsPath
return f
}
func (f *FakeRepository) WithDefaultVersion(version string) *FakeRepository {
f.defaultVersion = version
return f
}
func (f *FakeRepository) WithFile(version, path string, content []byte) *FakeRepository {
f.versions[version] = true
f.files[vpath(version, path)] = content
return f
}
func (f *FakeRepository) WithVersions(version ...string) *FakeRepository {
for _, v := range version {
f.versions[v] = true
}
return f
}
func (f *FakeRepository) WithMetadata(version string, metadata *clusterctlv1.Metadata) *FakeRepository {
scheme := runtime.NewScheme()
if err := clusterctlv1.AddToScheme(scheme); err != nil {
panic(err)
}
codecs := serializer.NewCodecFactory(scheme)
mediaType := "application/yaml"
info, match := runtime.SerializerInfoForMediaType(codecs.SupportedMediaTypes(), mediaType)
if !match {
panic("failed to get SerializerInfo for application/yaml")
}
metadata.SetGroupVersionKind(clusterctlv1.GroupVersion.WithKind("Metadata"))
encoder := codecs.EncoderForVersion(info.Serializer, metadata.GroupVersionKind().GroupVersion())
data, err := runtime.Encode(encoder, metadata)
if err != nil {
panic(err)
}
return f.WithFile(version, "metadata.yaml", data)
}
func vpath(version string, path string) string {
return fmt.Sprintf("%s/%s", version, path)
}