package kvstore_test import ( "errors" "fmt" "log" "reflect" "github.com/ooni/probe-cli/v3/internal/kvstore" ) func ExampleMemory() { kvs := &kvstore.Memory{} if _, err := kvs.Get("akey"); !errors.Is(err, kvstore.ErrNoSuchKey) { log.Fatal("unexpected error", err) } val := []byte("value") if err := kvs.Set("akey", val); err != nil { log.Fatal("unexpected error", err) } out, err := kvs.Get("akey") if err != nil { log.Fatal("unexpected error", err) } fmt.Printf("%+v\n", reflect.DeepEqual(val, out)) // Output: true }