qt 6.5.1 original

tests/auto/dbus/qdbusconnection_delayed/CMakeLists.txt

@@ -0,0 +1,13 @@
+# Copyright (C) 2022 The Qt Company Ltd.
+# SPDX-License-Identifier: BSD-3-Clause
+
+#####################################################################
+## tst_qdbusconnection_delayed Test:
+#####################################################################
+
+qt_internal_add_test(tst_qdbusconnection_delayed
+    SOURCES
+        tst_qdbusconnection_delayed.cpp
+    LIBRARIES
+        Qt::DBus
+)

tests/auto/dbus/qdbusconnection_delayed/tst_qdbusconnection_delayed.cpp

@@ -0,0 +1,85 @@
+// Copyright (C) 2016 Intel Corporation.
+// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
+
+#include <QTest>
+#include <QTestEventLoop>
+#include <QDBusConnection>
+#include <QDBusConnectionInterface>
+
+#ifdef Q_OS_WIN
+#  include <process.h>
+#  define getpid _getpid
+#else
+#  include <sys/types.h>
+#  include <unistd.h>
+#endif
+
+class tst_QDBusConnection_Delayed : public QObject
+{
+    Q_OBJECT
+private slots:
+    void delayedMessages();
+};
+
+class Foo : public QObject
+{
+    Q_OBJECT
+    Q_CLASSINFO("D-Bus Interface", "org.qtproject.tst_qdbusconnection_delayed.Foo")
+public slots:
+    int bar() { return 42; }
+};
+
+static bool executedOnce = false;
+
+void tst_QDBusConnection_Delayed::delayedMessages()
+{
+    if (executedOnce)
+        QSKIP("This test can only be executed once");
+    executedOnce = true;
+
+    int argc = 1;
+    char *argv[] = { const_cast<char *>("tst_qdbusconnection_delayed"), 0 };
+    QCoreApplication app(argc, argv);
+
+    QDBusConnection session = QDBusConnection::sessionBus();
+    QVERIFY(session.isConnected());
+    QVERIFY(!session.baseService().isEmpty());
+
+    QDBusConnection other = QDBusConnection::connectToBus(QDBusConnection::SessionBus, "other");
+    QVERIFY(other.isConnected());
+    QVERIFY(!other.baseService().isEmpty());
+
+    // make a method call: those should work even if delivery is disabled
+    QVERIFY(session.interface()->isServiceRegistered(other.baseService()));
+
+    // acquire a name in the main session bus connection: the effect is immediate
+    QString name = "org.qtproject.tst_qdbusconnection_delayed-" +
+                   QString::number(getpid());
+    QVERIFY(session.registerService(name));
+    QVERIFY(other.interface()->isServiceRegistered(name));
+
+    // make an asynchronous call to a yet-unregistered object
+    QDBusPendingCallWatcher pending(other.asyncCall(QDBusMessage::createMethodCall(name, "/foo", QString(), "bar")));
+
+    // sleep the main thread without running the event loop;
+    // the call must not be delivered
+    QTest::qSleep(1000);
+    QVERIFY(!pending.isFinished());
+
+    // now register the object
+    Foo foo;
+    session.registerObject("/foo", &foo, QDBusConnection::ExportAllSlots);
+
+    connect(&pending, &QDBusPendingCallWatcher::finished,
+            &QTestEventLoop::instance(), &QTestEventLoop::exitLoop);
+    QTestEventLoop::instance().enterLoop(2);
+    QVERIFY(!QTestEventLoop::instance().timeout());
+    QVERIFY(pending.isFinished());
+    QVERIFY2(!pending.isError(), pending.error().name().toLatin1());
+    QVERIFY(!pending.reply().arguments().isEmpty());
+    QCOMPARE(pending.reply().arguments().at(0), QVariant(42));
+}
+
+QTEST_APPLESS_MAIN(tst_QDBusConnection_Delayed)
+
+#include "tst_qdbusconnection_delayed.moc"