telepathy-qt: TestStreamTubeHandlers: Avoid a crash on test failed

[Alexandr Akulich]

Module: telepathy-qt
Branch: master
Commit: ddb9739b79688cb172179e973f0a2cce44bd10d2
URL:    http://cgit.freedesktop.org/telepathy/telepathy-qt/commit/?id=ddb9739b79688cb172179e973f0a2cce44bd10d2

Author: Alexander Akulich <akulichalexander at gmail.com>
Date:   Sun Oct 27 19:09:35 2019 +0300

TestStreamTubeHandlers: Avoid a crash on test failed

---

 tests/dbus/stream-tube-handlers.cpp | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/tests/dbus/stream-tube-handlers.cpp b/tests/dbus/stream-tube-handlers.cpp
index 67c15b0a..1530aad9 100644
--- a/tests/dbus/stream-tube-handlers.cpp
+++ b/tests/dbus/stream-tube-handlers.cpp
@@ -1929,8 +1929,10 @@ void TestStreamTubeHandlers::cleanupTestCase()
     mAM.reset();
     mAcc.reset();
 
-    QCOMPARE(mConn->disconnect(), true);
-    delete mConn;
+    if (mConn) {
+        QCOMPARE(mConn->disconnect(), true);
+        delete mConn;
+    }
 
     cleanupTestCaseImpl();
 }