Testing environment

Change-Id: I431214b62e7cc8793db80a05fe854849b4c6df5b
diff --git a/wscript b/wscript
index d0c3075..8931c7a 100644
--- a/wscript
+++ b/wscript
@@ -62,9 +62,9 @@
         includes = ['src', '.'],
         export_includes=['src', '.'])
 
-    # # Unit tests
-    # if bld.env['WITH_TESTS']:
-    #     bld.recurse('tests')
+    # Unit tests
+    if bld.env['WITH_TESTS']:
+        bld.recurse('tests')
 
     bld.install_files(
         dest = "%s/ndn-nac" % bld.env['INCLUDEDIR'],