Coalesce mock server into single MockServer class

Replace three independent EchoServer instances with one MockServer
that owns three QTcpServers, shares a single KA_PING timer, and
uses a flat client list with localPort() for port resolution.

1 files changed, 44 insertions, 0 deletions

diff --git a/mock-server/MockServer.h b/mock-server/MockServer.h
new file mode 100644
index 0000000..21d4d32
--- /dev/null
+++ b/mock-server/MockServer.h
@@ -0,0 +1,44 @@
+/**
+ * @file   MockServer.h
+ * @brief  Mock XPL2 server — listens on all three protocol ports.
+ */
+#pragma once
+
+#include <QList>
+#include <QObject>
+#include <QTcpServer>
+#include <QTimer>
+
+class QTcpSocket;
+
+class MockServer : public QObject
+{
+  Q_OBJECT
+
+public:
+  explicit MockServer (QObject *parent = nullptr);
+
+private slots:
+  void onNewConnection ();
+  void onClientMessageReady ();
+  void onClientDisconnected ();
+  void sendKaPing ();
+
+private:
+  struct Port
+  {
+    QTcpServer server;
+    const char *name = nullptr;
+    quint16 number = 0;
+  };
+
+  void setupPort (Port &port, const char *name, quint16 number);
+  const char *portName (quint16 localPort) const;
+  void handleCommand (QTcpSocket *client, const QByteArray &line);
+
+  Port m_command;
+  Port m_imaging;
+  Port m_status;
+  QList<QTcpSocket *> m_clients;
+  QTimer m_pingTimer;
+};