Added test for /otr start when no key loaded

tests/test_cmd_otr.c

@@ -539,6 +539,24 @@ void cmd_otr_start_shows_message_when_already_started(void **state)
     free(help);
 }
 
+void cmd_otr_start_shows_message_when_no_key(void **state)
+{
+    CommandHelp *help = malloc(sizeof(CommandHelp));
+    gchar *args[] = { "start", NULL };
+    mock_connection_status(JABBER_CONNECTED);
+    mock_current_win_type(WIN_CHAT);
+    ui_current_win_is_otr_returns(FALSE);
+    otr_key_loaded_returns(FALSE);
+    mock_ui_current_print_formatted_line();
+
+    ui_current_print_formatted_line_expect('!', 0, "You have not generated or loaded a private key, use '/otr gen'");
+
+    gboolean result = cmd_otr(args, *help);
+    assert_true(result);
+
+    free(help);
+}
+
 #else
 void cmd_otr_shows_message_when_otr_unsupported(void **state)
 {