Function TestBuildReferencesChain_MultilineFolded

internal/outbound/reply_test.go:217–227

(t *testing.T)

}

func TestBuildReferencesChain_MultilineFolded(t *testing.T) {
	// References headers commonly span multiple lines via RFC 5322 folding
	// (CRLF + WSP). net/mail unfolds these; we just need the IDs back.
	raw := []byte("References: <u1@host>\r\n <a1@host>\r\n <a2@host>\r\nSubject: Hi\r\n\r\nbody")

	got := BuildReferencesChain(raw, "<parent@host>")
	want := []string{"<u1@host>", "<a1@host>", "<a2@host>", "<parent@host>"}
	if !reflect.DeepEqual(got, want) {
		t.Errorf("got %v, want %v", got, want)
	}
}

// MultiPartyThreadFork is the regression case for the bug this PR fixes.
//