fixing error in unit tests

ippl/src/Utility/IpplInfo.cpp

@@ -48,12 +48,21 @@ Inform *IpplInfo::Warn = 0;
 Inform *IpplInfo::Error = 0;
 Inform *IpplInfo::Debug = 0;
 
-// Communicate *IpplInfo::Comm = new Communicate();
-// IpplStats  *IpplInfo::Stats = new IpplStats();
-// Inform *IpplInfo::Info = new Inform("Ippl");
-// Inform *IpplInfo::Warn = new Inform("Warning", std::cerr);
-// Inform *IpplInfo::Error = new Inform("Error", std::cerr, INFORM_ALL_NODES);
-// Inform *IpplInfo::Debug = new Inform("**DEBUG**", std::cerr, INFORM_ALL_NODES);
+void IpplInfo::instantiateGlobals() {
+    if (Comm == 0)
+        Comm = new Communicate();
+    if (Stats == 0)
+        Stats = new IpplStats();
+    if (Info == 0)
+        Info = new Inform("Ippl");
+    if (Warn == 0)
+        Warn = new Inform("Warning", std::cerr);
+    if (Error == 0)
+        Error = new Inform("Error", std::cerr, INFORM_ALL_NODES);
+    if (Debug == 0)
+        Debug = new Inform("**DEBUG**", std::cerr, INFORM_ALL_NODES);
+}
+
 std::stack<StaticIpplInfo> IpplInfo::stashedStaticMembers;
 
 //dks base member of IpplInfo initialized to default values

ippl/src/Utility/IpplInfo.h

@@ -319,6 +319,7 @@ public:
   // print out statistics to the given Inform stream
   static void printStatistics(Inform&);
 
+  static void instantiateGlobals();
 private:
 
   static MPI_Comm communicator_m;

tests/opal_test_utilities/SilenceTest.cpp

 #include "opal_test_utilities/SilenceTest.h"
+#include "Utility/IpplInfo.h"
 
 std::streambuf *OpalTestUtilities::SilenceTest::_defaultCout = NULL;
 std::streambuf *OpalTestUtilities::SilenceTest::_defaultCerr = NULL;
 
 OpalTestUtilities::SilenceTest::SilenceTest():
     _failed(false) {
+    IpplInfo::instantiateGlobals();
     if (_defaultCout == NULL ) {
         _defaultCout = std::cout.rdbuf();
         _defaultCerr = std::cerr.rdbuf();