Thank you! I completely missed the memo on fstest :) On Sunday, March 28, 2021 at 6:31:24 AM UTC-4 manlio....@gmail.com wrote:
> For a project I wrote a simplified MapFS, where only the file data needs > to be specified, as a string: > https://gist.github.com/perillo/45dfe7eb1c87e2d436574cab0d11221c > > > Manlio > > Il giorno domenica 28 marzo 2021 alle 10:06:21 UTC+2 seank...@gmail.com > ha scritto: > >> https://pkg.go.dev/testing/fstest ? >> >> On Sunday, March 28, 2021 at 5:09:12 AM UTC+2 aind...@gmail.com wrote: >> >>> For testing library functions that accept fs.FS, I've been creating mock >>> FS implementations. However, I'm surprised by the amount of code I've had >>> to write for something like an FS with a single file in it. See below: >>> >>> *type singleFileFS struct {* >>> * f stringFile* >>> *}* >>> >>> *func (r singleFileFS) Open(name string) (fs.File, error) { return >>> nil, nil }* >>> *func (r singleFileFS) Stat(name string) (fs.FileInfo, error) { return >>> r, nil }* >>> *func (r singleFileFS) Name() string { return >>> "." }* >>> *func (r singleFileFS) Size() int64 { return >>> -1 }* >>> *func (r singleFileFS) Mode() (m fs.FileMode) { return }* >>> *func (r singleFileFS) ModTime() (t time.Time) { return }* >>> *func (r singleFileFS) IsDir() bool { return >>> true }* >>> *func (r singleFileFS) Sys() interface{} { return >>> nil }* >>> *func (r singleFileFS) ReadDir(string) ([]fs.DirEntry, error) { return >>> []fs.DirEntry{r.f}, nil }* >>> *func (r singleFileFS) ReadFile(name string) ([]byte, error) { return >>> r.f.body, nil }* >>> >>> *type stringFile struct {* >>> * name string* >>> * body []byte* >>> *}* >>> >>> *func (s stringFile) Stat() (fs.FileInfo, error) { return s, nil }* >>> *func (s stringFile) Name() string { return s.name >>> <http://s.name> }* >>> *func (s stringFile) Size() int64 { return >>> int64(len(s.body)) }* >>> *func (s stringFile) Mode() (m fs.FileMode) { return }* >>> *func (s stringFile) Type() (m fs.FileMode) { return }* >>> *func (s stringFile) ModTime() (t time.Time) { return }* >>> *func (s stringFile) IsDir() (false bool) { return }* >>> *func (s stringFile) Sys() (i interface{}) { return }* >>> *func (s stringFile) Read([]byte) (i int, e error) { return }* >>> *func (s stringFile) Close() (err error) { return }* >>> *func (s stringFile) Info() (fs.FileInfo, error) { return s, nil }* >>> >>> Does anyone have any tips for creating a smaller version of this kind of >>> adapter? Or are there any FS adapter libraries that can help with this sort >>> of thing? >>> >>> Thanks, >>> Akhil >>> >> -- You received this message because you are subscribed to the Google Groups "golang-nuts" group. To unsubscribe from this group and stop receiving emails from it, send an email to golang-nuts+unsubscr...@googlegroups.com. To view this discussion on the web visit https://groups.google.com/d/msgid/golang-nuts/fcdf37ed-b43d-4632-a8e8-e3641c166c73n%40googlegroups.com.
