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package pktline_test
import (
"bytes"
"errors"
"testing"
"codeberg.org/lindenii/furgit/network/protocol/pktline"
)
func TestDecoderResyncAfterOverWireMax(t *testing.T) {
t.Parallel()
var b bytes.Buffer
_, _ = b.WriteString("ffff")
_, _ = b.Write(bytes.Repeat([]byte{'a'}, 65531))
_, _ = b.WriteString("0005z")
dec := pktline.NewDecoder(bytes.NewReader(b.Bytes()), pktline.ReadOptions{})
dec.SetMaxData(70000)
_, err := dec.ReadFrame()
if _, ok := errors.AsType[*pktline.ProtocolError](err); !ok {
t.Fatalf("got err %v, want ProtocolError", err)
}
f, err := dec.ReadFrame()
if err != nil {
t.Fatalf("ReadFrame #2: %v", err)
}
if f.Type != pktline.PacketData || string(f.Payload) != "z" {
t.Fatalf("got frame %#v, want data z", f)
}
}
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