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package sideband64k_test
import (
"bufio"
"bytes"
"testing"
"codeberg.org/lindenii/furgit/format/sideband64k"
)
func TestEncoderBufferedFlushBehavior(t *testing.T) {
t.Parallel()
var out bytes.Buffer
bw := bufio.NewWriter(&out)
enc := sideband64k.NewEncoder(bw)
if err := enc.WriteData([]byte("hello")); err != nil {
t.Fatalf("WriteData: %v", err)
}
if err := enc.WriteFlush(); err != nil {
t.Fatalf("WriteFlush: %v", err)
}
if out.Len() != 0 {
t.Fatalf("WriteFlush should not flush I/O, got %q", out.String())
}
if err := enc.FlushIO(); err != nil {
t.Fatalf("FlushIO: %v", err)
}
if got, want := out.String(), "000a\x01hello0000"; got != want {
t.Fatalf("got %q, want %q", got, want)
}
out.Reset()
bw = bufio.NewWriter(&out)
enc = sideband64k.NewEncoder(bw)
if err := enc.WriteData([]byte("yo")); err != nil {
t.Fatalf("WriteData: %v", err)
}
if err := enc.WriteFlushAndFlushIO(); err != nil {
t.Fatalf("WriteFlushAndFlushIO: %v", err)
}
if got, want := out.String(), "0007\x01yo0000"; got != want {
t.Fatalf("got %q, want %q", got, want)
}
}
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