Various fixes for test runs - introducing MEDCOUPLING_RESOURCE_DIR env variable

[tools/medcoupling.git] / src / INTERP_KERNELTest / TestInterpKernelUtils.cxx

diff --git a/src/INTERP_KERNELTest/TestInterpKernelUtils.cxx b/src/INTERP_KERNELTest/TestInterpKernelUtils.cxx
index 5c42053e6cadc4ebfc6de2245e5161b27d7d4315..6d466befbf2d994ae8fbc7760b006d3c1fc75df2 100644 (file)
--- a/src/INTERP_KERNELTest/TestInterpKernelUtils.cxx
+++ b/src/INTERP_KERNELTest/TestInterpKernelUtils.cxx
@@ -1,4 +1,4 @@
-// Copyright (C) 2007-2015  CEA/DEN, EDF R&D
+// Copyright (C) 2007-2020  CEA/DEN, EDF R&D
 //
 // This library is free software; you can redistribute it and/or
 // modify it under the terms of the GNU Lesser General Public
@@ -18,27 +18,60 @@
 //
 
 #include "TestInterpKernelUtils.hxx"
+#include "InterpKernelException.hxx"
 
 #include <cstdlib>
+#ifdef WIN32
+#include<direct.h>
+#define getcwd _getcwd
+#else
 #include <unistd.h>
+#endif
+#include <sstream>
+#include <fstream>
+#include <algorithm>
 
 namespace INTERP_TEST
 {
-  std::string getResourceFile( const std::string& filename )
+  std::string getResourceFile( const std::string& filename, int levelUp)
   {
     std::string resourceFile = "";
-
     if ( getenv("MEDCOUPLING_ROOT_DIR") ) {
-      // use MEDCOUPLING_ROOT_DIR env.var
-      resourceFile = getenv("MEDCOUPLING_ROOT_DIR");
-      resourceFile += "/share/resources/med/";
+        // use MEDCOUPLING_ROOT_DIR env.var
+        resourceFile = getenv("MEDCOUPLING_ROOT_DIR");
+        resourceFile += "/share/resources/med/";
+        resourceFile += filename;
+        std::ifstream my_file(resourceFile.c_str());
+        if (my_file.good())
+          return resourceFile;
     }
-    else {
-      resourceFile = get_current_dir_name();
-      resourceFile += "/../../resources/";
+    if ( getenv("MEDCOUPLING_RESOURCE_DIR") ) {
+        // use MEDCOUPLING_RESOURCE_DIR env.var
+        resourceFile = getenv("MEDCOUPLING_RESOURCE_DIR");
+        resourceFile.erase(std::remove(resourceFile.begin(), resourceFile.end(), ':'), resourceFile.end());
+        resourceFile += "/";
+        resourceFile += filename;
+        std::ifstream my_file(resourceFile.c_str());
+        if (my_file.good())
+          return resourceFile;
     }
-
+    // else
+    char * tmp_c = getcwd(NULL, 0);
+    resourceFile = tmp_c;
+    free(tmp_c);
+    resourceFile += "/";
+    for(int i=0; i<levelUp; i++)
+      resourceFile += "../";
+    resourceFile += "resources/";
     resourceFile += filename;
+    std::ifstream my_file(resourceFile.c_str());
+    if (!my_file.good())
+      {
+        std::stringstream ss;
+        ss << "INTERP_TEST::getResourceFile(): could not open resource test file: " << filename << "\n";
+        throw INTERP_KERNEL::Exception(ss.str().c_str());
+      }
+
     return resourceFile;
   }