mirror of
https://github.com/ceph/ceph-csi.git
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129 lines
3.0 KiB
Go
129 lines
3.0 KiB
Go
/*
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Copyright 2017 The Kubernetes Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package filesystem
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import (
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"os"
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"path/filepath"
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"time"
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"github.com/spf13/afero"
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)
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// fakeFs is implemented in terms of afero
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type fakeFs struct {
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a afero.Afero
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}
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// NewFakeFs returns a fake Filesystem that exists in-memory, useful for unit tests
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func NewFakeFs() Filesystem {
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return &fakeFs{a: afero.Afero{Fs: afero.NewMemMapFs()}}
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}
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// Stat via afero.Fs.Stat
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func (fs *fakeFs) Stat(name string) (os.FileInfo, error) {
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return fs.a.Fs.Stat(name)
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}
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// Create via afero.Fs.Create
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func (fs *fakeFs) Create(name string) (File, error) {
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file, err := fs.a.Fs.Create(name)
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if err != nil {
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return nil, err
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}
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return &fakeFile{file}, nil
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}
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// Rename via afero.Fs.Rename
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func (fs *fakeFs) Rename(oldpath, newpath string) error {
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return fs.a.Fs.Rename(oldpath, newpath)
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}
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// MkdirAll via afero.Fs.MkdirAll
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func (fs *fakeFs) MkdirAll(path string, perm os.FileMode) error {
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return fs.a.Fs.MkdirAll(path, perm)
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}
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// Chtimes via afero.Fs.Chtimes
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func (fs *fakeFs) Chtimes(name string, atime time.Time, mtime time.Time) error {
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return fs.a.Fs.Chtimes(name, atime, mtime)
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}
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// ReadFile via afero.ReadFile
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func (fs *fakeFs) ReadFile(filename string) ([]byte, error) {
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return fs.a.ReadFile(filename)
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}
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// TempDir via afero.TempDir
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func (fs *fakeFs) TempDir(dir, prefix string) (string, error) {
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return fs.a.TempDir(dir, prefix)
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}
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// TempFile via afero.TempFile
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func (fs *fakeFs) TempFile(dir, prefix string) (File, error) {
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file, err := fs.a.TempFile(dir, prefix)
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if err != nil {
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return nil, err
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}
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return &fakeFile{file}, nil
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}
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// ReadDir via afero.ReadDir
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func (fs *fakeFs) ReadDir(dirname string) ([]os.FileInfo, error) {
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return fs.a.ReadDir(dirname)
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}
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// Walk via afero.Walk
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func (fs *fakeFs) Walk(root string, walkFn filepath.WalkFunc) error {
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return fs.a.Walk(root, walkFn)
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}
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// RemoveAll via afero.RemoveAll
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func (fs *fakeFs) RemoveAll(path string) error {
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return fs.a.RemoveAll(path)
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}
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// Remove via afero.RemoveAll
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func (fs *fakeFs) Remove(name string) error {
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return fs.a.Remove(name)
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}
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// fakeFile implements File; for use with fakeFs
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type fakeFile struct {
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file afero.File
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}
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// Name via afero.File.Name
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func (file *fakeFile) Name() string {
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return file.file.Name()
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}
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// Write via afero.File.Write
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func (file *fakeFile) Write(b []byte) (n int, err error) {
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return file.file.Write(b)
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}
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// Sync via afero.File.Sync
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func (file *fakeFile) Sync() error {
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return file.file.Sync()
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}
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// Close via afero.File.Close
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func (file *fakeFile) Close() error {
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return file.file.Close()
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}
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