IsMessageWaiting
bool IsMessageWaiting() const;
} while (IsMessageWaiting());
CPPUNIT_ASSERT(Looper.IsMessageWaiting());
CPPUNIT_ASSERT(Looper->IsMessageWaiting());
CPPUNIT_ASSERT(!Looper.IsMessageWaiting());
CPPUNIT_ASSERT(!Looper.IsMessageWaiting());
CPPUNIT_ASSERT(!Looper.IsMessageWaiting());
CPPUNIT_ASSERT(Looper.IsMessageWaiting());
while (observer->IsMessageWaiting()) {