// touch a file. Same as system touch.
func (f *File) touch(fs testfs.FileSystem, r core.ResponseWriter) {
file, err := fs.OpenFile(f.path, os.O_CREATE|os.O_WRONLY, f.mode)
if err != nil {
r.Message("error", err.Error())
r.Success(false)
return
}
err = file.Close()
if err != nil {
r.Message("error", err.Error())
r.Success(false)
return
}
r.Message("info", "touched ", f.path)
r.Success(true)
r.Changed(true)
return
}
// set sets the contents of a file.
func (f *File) set(fs testfs.FileSystem, r core.ResponseWriter) {
var (
file testfs.File
err error
)
// If we have a valid checksum for the input data and the file exists, read it
// and avoid modifying the file if possible.
if f.matching(fs) {
r.Success(true)
r.Changed(false)
r.Message("info", f.path, " unchanged")
return
}
file, err = fs.OpenFile(f.path, os.O_CREATE|os.O_WRONLY|os.O_TRUNC, f.mode)
if err != nil {
r.Message("error", err.Error())
r.Success(false)
return
}
err = bufferedWrite(f.data, file)
if err != nil {
r.Message("error", err.Error())
r.Success(false)
return
}
err = file.Close()
if err != nil {
r.Message("error", err.Error())
r.Success(false)
return
}
r.Message("info", "set content of ", f.path)
r.Success(true)
r.Changed(true)
return
}
// remove removes a file.
func (f *File) remove(fs testfs.FileSystem, r core.ResponseWriter) {
err := fs.Remove(f.path)
switch {
// Don't error if the file is already removed
case os.IsNotExist(err):
r.Success(true)
r.Changed(false)
r.Message("info", f.path, " already removed")
case err == nil:
r.Success(true)
r.Changed(true)
r.Message("info", f.path, " removed")
default:
r.Message("error", err.Error())
r.Success(false)
}
return
}