Test live message metadata and document notification limits

tools/chatgui/tests/test_message_events.cpp

@@ -0,0 +1,75 @@
+/* Формат канального события: live/history сохраняются при передаче в GUI, битые события отбрасываются. */
+#include "../transport/gui_bridge.h"
+#include "../../../lib/debug_config.h"
+#include <QtTest>
+#include <cstring>
+
+struct ReceivedMessage {
+    QString channel;
+    quint64 author;
+    bool initialSync;
+    bool guiThread;
+};
+static QList<ReceivedMessage> received;
+
+static void message_received(const char* channel, int length, uint64_t author, int initial_sync) {
+    received.append({QString::fromUtf8(channel, length), author, initial_sync != 0, QThread::currentThread() == qApp->thread()});
+}
+
+static QByteArray message_event(quint64 author, bool initialSync) {
+    const QByteArray channel("12345");
+    QByteArray event(1 + channel.size() + 9, '\0');
+    event[0] = char(channel.size());
+    memcpy(event.data() + 1, channel.constData(), channel.size());
+    memcpy(event.data() + 1 + channel.size(), &author, 8);
+    event[event.size() - 1] = initialSync;
+    return event;
+}
+
+static void post_message(const QByteArray& event) {
+    gui_bridge_post(GUI_EVT_MSG_RECEIVED, reinterpret_cast<const uint8_t*>(event.constData()), event.size());
+}
+
+class MessageEventTest : public QObject {
+    Q_OBJECT
+private slots:
+    void initTestCase() {
+        debug_config_init();
+        debug_set_level(DEBUG_LEVEL_DEBUG);
+        gui_bridge_init();
+        gui_bridge_set_msg_received_cb(message_received);
+    }
+    void cleanupTestCase() { gui_bridge_set_msg_received_cb(nullptr); }
+    void init() { received.clear(); }
+
+    void liveAndHistory() {
+        post_message(message_event(42, false));
+        post_message(message_event(43, true));
+        QTRY_COMPARE(received.size(), 2);
+        QCOMPARE(received[0].channel, QString("12345"));
+        QCOMPARE(received[0].author, quint64(42));
+        QVERIFY(!received[0].initialSync);
+        QVERIFY(received[0].guiThread);
+        QCOMPARE(received[1].author, quint64(43));
+        QVERIFY(received[1].initialSync);
+        QVERIFY(received[1].guiThread);
+    }
+
+    void rejectsMalformedEvents() {
+        QByteArray event = message_event(42, false);
+        event.chop(1);
+        post_message(event);
+        event = message_event(42, false);
+        event[event.size() - 1] = 2;
+        post_message(event);
+        event = message_event(42, false);
+        event[0] = char(255);
+        post_message(event);
+        post_message({});
+        QTest::qWait(100);
+        QVERIFY(received.isEmpty());
+    }
+};
+
+QTEST_MAIN(MessageEventTest)
+#include "test_message_events.moc"