diff --git a/src/backends/octave/testoctave.cpp b/src/backends/octave/testoctave.cpp
--- a/src/backends/octave/testoctave.cpp
+++ b/src/backends/octave/testoctave.cpp
@@ -204,10 +204,11 @@
         "ylabel (\"sin (x)\");\n"
         "title (\"Simple 2-D Plot\");\n"
     ));
+
     QVERIFY(e!=nullptr);
     QCOMPARE(e->status(), Cantor::Expression::Done);
-    QVERIFY(e->result());
-    QVERIFY(e->result()->type() != Cantor::TextResult::Type);
+    QVERIFY(e->result()!=nullptr);
+    QVERIFY(e->result()->type() == Cantor::TextResult::Type);
 
     if(session()->status()==Cantor::Session::Running)
         waitForSignal(session(), SIGNAL(statusChanged(Cantor::Session::Status)));