fixed two more warnings

NumLib/TimeStepping/Algorithms/FixedTimeStepping.cpp

@@ -56,7 +56,7 @@ bool FixedTimeStepping::next()
 
 double FixedTimeStepping::computeEnd(double t_initial, double t_end, const std::vector<double> &dt_vector)
 {
-    double t_sum = t_initial + std::accumulate(dt_vector.begin(), dt_vector.end(), 0);
+    double t_sum = t_initial + std::accumulate(dt_vector.begin(), dt_vector.end(), 0.);
     return std::min(t_end, t_sum);
 }
 

Tests/InSituLib/TestVtkMappedMeshSource.cpp

@@ -182,7 +182,7 @@ TEST_F(InSituMesh, MappedMeshSourceRoundtrip)
 			if(dataMode == vtkXMLWriter::Ascii && compressed)
 				continue;
 			FileIO::VtuInterface vtuInterface(mesh, dataMode, compressed);
-			ASSERT_EQ(vtuInterface.writeToFile(test_data_file), 1);
+			ASSERT_TRUE(vtuInterface.writeToFile(test_data_file));
 
 			// -- Read back VTK mesh
 			vtkSmartPointer<vtkXMLUnstructuredGridReader> reader =