rclone/lib/encoder/filename/fuzz.go
Klaus Post cb7534dcdf
lib: Add file name compression
Allows to compress short arbitrary strings and returns a string using base64 url encoding.

Generator for tables included and a few samples has been added. Add more to init.go

Tested with fuzzing for crash resistance and symmetry, see fuzz.go
2020-08-13 16:14:11 +01:00

33 lines
763 B
Go

//+build gofuzz
package filename
import (
"bytes"
"fmt"
)
// Run like:
// go-fuzz-build -o=fuzz-build.zip -func=Fuzz . && go-fuzz -minimize=5s -bin=fuzz-build.zip -workdir=testdata/corpus -procs=24
// Fuzz test the provided input.
func Fuzz(data []byte) int {
// First try to decode as is.
// We don't care about the result, it just shouldn't crash.
Decode(string(data))
// Now encode
enc := Encode(string(data))
// And decoded must match
decoded, err := Decode(enc)
if err != nil {
panic(fmt.Sprintf("error decoding %q, input %q: %v", enc, string(data), err))
}
if !bytes.Equal(data, []byte(decoded)) {
panic(fmt.Sprintf("decode mismatch, encoded: %q, org: %q, got: %q", enc, string(data), decoded))
}
// Everything is good.
return 1
}