chore: release v0.26.0

internal/integrations/udp/wsjtfreetext_test.go

@@ -0,0 +1,45 @@
+package udp
+
+import (
+	"bytes"
+	"testing"
+)
+
+// The wire format, byte for byte. A malformed Free Text is discarded in silence
+// by the far end, exactly like a malformed Reply — so a wrong byte here shows up
+// as a button that does nothing.
+func TestEncodeFreeText(t *testing.T) {
+	got := EncodeFreeText("JTDX", "73 GL", true)
+	want := []byte{
+		0xad, 0xbc, 0xcb, 0xda, // magic
+		0x00, 0x00, 0x00, 0x02, // schema 2
+		0x00, 0x00, 0x00, 0x09, // type 9 — Free Text
+		0x00, 0x00, 0x00, 0x04, 'J', 'T', 'D', 'X',
+		0x00, 0x00, 0x00, 0x05, '7', '3', ' ', 'G', 'L',
+		0x01, // send now
+	}
+	if !bytes.Equal(got, want) {
+		t.Errorf("EncodeFreeText\n got %#v\nwant %#v", got, want)
+	}
+}
+
+// send=false fills the box without keying — the difference is one byte, and
+// getting it backwards would transmit when the operator only meant to prepare.
+func TestEncodeFreeTextWithoutSending(t *testing.T) {
+	got := EncodeFreeText("MSHV", "", false)
+	if got[len(got)-1] != 0x00 {
+		t.Errorf("send flag = %#x, want 0 — this would transmit unasked", got[len(got)-1])
+	}
+	// An empty text is a zero-length QString, never the -1 that means null:
+	// WSJT-X drops a packet with a null where it expects text.
+	if !bytes.Equal(got[len(got)-5:len(got)-1], []byte{0, 0, 0, 0}) {
+		t.Errorf("empty text was not encoded as a zero-length string: % X", got)
+	}
+}
+
+func TestSendFreeTextRejectsEmptyID(t *testing.T) {
+	m := &Manager{}
+	if err := m.SendFreeText("  ", "73", true); err == nil {
+		t.Fatal("expected an error for a blank program id")
+	}
+}