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package pktline_test
import (
"errors"
"testing"
"codeberg.org/lindenii/furgit/format/pktline"
)
func TestParseLengthHeader(t *testing.T) {
t.Parallel()
n, err := pktline.ParseLengthHeader([4]byte{'0', '0', '0', '4'})
if err != nil {
t.Fatalf("unexpected error: %v", err)
}
if n != 4 {
t.Fatalf("got %d, want 4", n)
}
_, err = pktline.ParseLengthHeader([4]byte{'0', '0', '0', 'x'})
if !errors.Is(err, pktline.ErrInvalidLength) {
t.Fatalf("got err %v, want ErrInvalidLength", err)
}
}
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