104 lines
2.6 KiB
Go
104 lines
2.6 KiB
Go
// Vikunja is a to-do list application to facilitate your life.
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// Copyright 2018-present Vikunja and contributors. All rights reserved.
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Affero General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Affero General Public License for more details.
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//
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// You should have received a copy of the GNU Affero General Public License
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// along with this program. If not, see <https://www.gnu.org/licenses/>.
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package files
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import (
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"bytes"
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"io"
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"os"
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"path"
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"sync"
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"time"
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)
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// memStorage is an in-memory FileStorage for tests.
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type memStorage struct {
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mu sync.RWMutex
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files map[string][]byte
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}
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func newMemStorage() *memStorage {
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return &memStorage{files: make(map[string][]byte)}
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}
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func (m *memStorage) Open(name string) (io.ReadCloser, error) {
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m.mu.RLock()
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defer m.mu.RUnlock()
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data, ok := m.files[name]
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if !ok {
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return nil, &os.PathError{Op: "open", Path: name, Err: os.ErrNotExist}
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}
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return io.NopCloser(bytes.NewReader(data)), nil
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}
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func (m *memStorage) Write(name string, content io.ReadSeeker, _ uint64) error {
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if _, err := content.Seek(0, io.SeekStart); err != nil {
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return err
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}
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data, err := io.ReadAll(content)
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if err != nil {
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return err
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}
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m.mu.Lock()
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defer m.mu.Unlock()
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m.files[name] = data
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return nil
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}
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func (m *memStorage) Stat(name string) (os.FileInfo, error) {
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m.mu.RLock()
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defer m.mu.RUnlock()
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data, ok := m.files[name]
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if !ok {
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return nil, &os.PathError{Op: "stat", Path: name, Err: os.ErrNotExist}
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}
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return &memFileInfo{
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name: path.Base(name),
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size: int64(len(data)),
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}, nil
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}
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func (m *memStorage) Remove(name string) error {
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m.mu.Lock()
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defer m.mu.Unlock()
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if _, ok := m.files[name]; !ok {
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return &os.PathError{Op: "remove", Path: name, Err: os.ErrNotExist}
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}
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delete(m.files, name)
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return nil
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}
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func (*memStorage) MkdirAll(string, os.FileMode) error {
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return nil
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}
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type memFileInfo struct {
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name string
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size int64
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}
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func (fi *memFileInfo) Name() string { return fi.name }
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func (fi *memFileInfo) Size() int64 { return fi.size }
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func (fi *memFileInfo) Mode() os.FileMode { return 0644 }
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func (fi *memFileInfo) ModTime() time.Time { return time.Time{} }
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func (fi *memFileInfo) IsDir() bool { return false }
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func (fi *memFileInfo) Sys() interface{} { return nil }
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