Avoid repeating Mumble server labels across columns

Collapse identical full-row labels only for Mumble while preserving mixed column data and repeated values from other providers. Add Qt native coverage and document live saved-server listening confirmation.

internal/atspi/mumble_native_test.go

@@ -86,3 +86,73 @@ func TestNativeMumbleTranscriptCapture(t *testing.T) {
 		})
 	}
 }
+
+func TestNativeMumbleTableRows(t *testing.T) {
+	if os.Getenv("CTHULHU_NATIVE_MUMBLE") != "1" {
+		t.Skip("requires private Qt/Xorg/AT-SPI session")
+	}
+	ctx, cancel := context.WithTimeout(context.Background(), 30*time.Second)
+	defer cancel()
+	adapter := New()
+	if err := adapter.Start(ctx); err != nil {
+		t.Fatal(err)
+	}
+	defer adapter.Stop(context.Background())
+	for _, process := range []string{"mumble", "table-test"} {
+		t.Run(process, func(t *testing.T) {
+			command := exec.CommandContext(ctx, "python3", "../../tests/qt_mumble_table.py", process)
+			output, err := command.StdoutPipe()
+			if err != nil {
+				t.Fatal(err)
+			}
+			command.Stderr = os.Stderr
+			if err := command.Start(); err != nil {
+				t.Fatal(err)
+			}
+			defer func() { command.Process.Kill(); command.Wait() }()
+			line, err := bufio.NewReader(output).ReadString('\n')
+			fields := strings.Fields(line)
+			if err != nil || len(fields) != 2 || fields[0] != "ready" {
+				t.Fatalf("fixture readiness: %q, %v", line, err)
+			}
+			if _, err := adapter.CaptureDesktop(ctx); err != nil {
+				t.Fatal(err)
+			}
+			if out, err := exec.CommandContext(ctx, "xdotool", "windowfocus", "--sync", fields[1]).CombinedOutput(); err != nil {
+				t.Fatalf("focus: %s, %v", out, err)
+			}
+			for rowIndex, label := range []string{"Server Alpha", "Server Beta", "Server Gamma, 界"} {
+				key := "Down"
+				if rowIndex == 0 {
+					key = "Home"
+				}
+				if out, err := exec.CommandContext(ctx, "xdotool", "key", key).CombinedOutput(); err != nil {
+					t.Fatalf("select row: %s, %v", out, err)
+				}
+			selected:
+				for {
+					select {
+					case <-ctx.Done():
+						t.Fatalf("row %d (%s) missing: %v", rowIndex, label, ctx.Err())
+					case event := <-adapter.Events():
+						cell := event.Source
+						if cell.ApplicationProcess != process || cell.Name != label || cell.TableColumnCount != 3 {
+							continue
+						}
+						want := strings.Join([]string{label, label, label}, ", ")
+						if process == "mumble" {
+							want = label
+						}
+						if rowIndex == 1 {
+							want = label + ", 12, 12"
+						}
+						if cell.TableRowText != want || !cell.GUITable || cell.TableRowIndex != rowIndex {
+							t.Fatalf("row %d context = %+v, want %q", rowIndex, cell, want)
+						}
+						break selected
+					}
+				}
+			}
+		})
+	}
+}