ENH: added a tets for newlines in some commands

Tests/NewlineArgs/CMakeLists.txt

@@ -0,0 +1,15 @@
+# a simple CXX only test case
+project (newlineargs CXX)
+
+add_definitions("-DTEST_FLAG_1
+-DTEST_FLAG_2")
+
+include_directories("${newlineargs_BINARY_DIR} 
+${newlineargs_SOURCE_DIR}")
+
+configure_file("${newlineargs_SOURCE_DIR}/libcxx2.h.in" 
+  "${newlineargs_BINARY_DIR}/libcxx2.h")
+
+add_library(testcxx1 libcxx1.cxx)
+add_executable (cxxonly cxxonly.cxx)
+target_link_libraries(cxxonly testcxx1)

Tests/NewlineArgs/cxxonly.cxx

@@ -0,0 +1,19 @@
+#include "libcxx1.h"
+#include "libcxx2.h"
+
+#include <stdio.h>
+
+int main ()
+{
+  if ( LibCxx1Class::Method() != 2.0 )
+    {
+    printf("Problem with libcxx1\n");
+    return 1;
+    }
+#ifdef TEST_FLAG_3
+  return 0;
+#else
+  printf("Problem with libcxx2.h include dir probably!\n");
+  return 1;
+#endif
+}

Tests/NewlineArgs/libcxx1.cxx

@@ -0,0 +1,10 @@
+#include "libcxx1.h"
+
+#ifdef TEST_FLAG_1
+#ifdef TEST_FLAG_2
+float LibCxx1Class::Method()
+{
+  return 2.0;
+}
+#endif
+#endif

Tests/NewlineArgs/libcxx1.h

@@ -0,0 +1,9 @@
+class LibCxx1Class
+{
+public:
+#ifdef TEST_FLAG_1
+#ifdef TEST_FLAG_2
+  static float Method();
+#endif
+#endif
+};

Tests/NewlineArgs/libcxx2.h.in

@@ -0,0 +1,6 @@
+#ifdef TEST_FLAG_1
+#ifdef TEST_FLAG_2
+#define TEST_FLAG_3
+#endif
+#endif
+