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28#include <qcoreapplication.h>
29#include <qdebug.h>
30
31#include <QtTest/QtTest>
32#include <QtDBus/QtDBus>
33
34#include <stdlib.h>
35
36/* This test uses an appless main, to ensure that no D-Bus stuff is implicitly done
37 It also sets the magic "QT_SIMULATE_DBUS_LIBFAIL" env variable, that is only available
38 in developer builds. That env variable simulates a D-Bus library load fail.
39
40 In no case should the QDBus module crash because D-Bus libs couldn't be loaded */
41
42class tst_QDBusConnectionNoBus : public QObject
43{
44 Q_OBJECT
45
46public:
47 tst_QDBusConnectionNoBus()
48 {
49 qputenv(varName: "DBUS_SESSION_BUS_ADDRESS", value: "unix:abstract=/tmp/does_not_exist");
50#ifdef SIMULATE_LOAD_FAIL
51 qputenv("QT_SIMULATE_DBUS_LIBFAIL", "1");
52#endif
53 }
54
55private slots:
56 void connectToBus();
57};
58
59
60void tst_QDBusConnectionNoBus::connectToBus()
61{
62 int argc = 0;
63 QCoreApplication app(argc, 0);
64
65 QDBusConnection con = QDBusConnection::sessionBus();
66
67 QVERIFY(!con.isConnected()); // if we didn't crash here, the test passed :)
68}
69
70QTEST_APPLESS_MAIN(tst_QDBusConnectionNoBus)
71
72#include "tst_qdbusconnection_no_bus.moc"
73
74

source code of qtbase/tests/auto/dbus/qdbusconnection_no_bus/tst_qdbusconnection_no_bus.cpp