Better log output on mismatches (#462)

PilzDE · Oct 26, 2020 · d149ea3 · d149ea3
1 parent 944f844
commit d149ea3
Showing 1 changed file with 9 additions and 1 deletion.
diff --git a/pilz_testutils/include/pilz_testutils/mock_appender.h b/pilz_testutils/include/pilz_testutils/mock_appender.h
@@ -66,7 +66,7 @@ class MockAppender : public log4cxx::AppenderSkeleton
 };
 
 #define GENERATE_LOGMESSAGE_MATCHER_P(level)                                                                           \
-  MATCHER_P(Is##level, msg, "")                                                                                        \
+  MATCHER_P(Is##level, msg, std::string(#level " \"") + msg + "\"")                                                    \
   {                                                                                                                    \
     return arg->getLevel()->toInt() == log4cxx::Level::level##_INT && std::string(msg) == arg->getMessage();           \
   }
@@ -81,4 +81,12 @@ GENERATE_LOGMESSAGE_MATCHER_P(FATAL)
 
 }  // namespace pilz_testutils
 
+namespace log4cxx::spi
+{
+void PrintTo(const LoggingEventPtr& logging_event, std::ostream* os)
+{
+  *os << logging_event->getLevel()->toString() << " \"" << logging_event->getMessage() << "\"";
+}
+}  // namespace log4cxx::spi
+
 #endif  // MOCK_APPENDER_H