diff -ru old/openbabel-2.3.0/test/CMakeLists.txt new/openbabel-2.3.0/test/CMakeLists.txt
--- a/test/CMakeLists.txt	2010-10-26 17:39:01.000000000 +0300
+++ b/test/CMakeLists.txt	2010-11-14 18:13:32.000000000 +0200
@@ -2,7 +2,7 @@
 add_definitions(-DTESTDATADIR="\\"${CMAKE_SOURCE_DIR}/test/files/\\"")
 
 # define FORMATDIR for location of format plugin binaries
-add_definitions(-DFORMATDIR="\\"${openbabel_BINARY_DIR}/lib/\\"")
+add_definitions(-DFORMATDIR="\\"${openbabel_BINARY_DIR}/lib${LIB_SUFFIX}/\\"")
 
 ###########################################################
 #  new tests using obtest.h
@@ -32,12 +35,12 @@ set(tests
     uniqueid
   )
 
-if (EIGEN2_FOUND)
+if(EIGEN2_FOUND OR EIGEN3_FOUND)
 set(tests
         align
         ${tests}
 )
-endif (EIGEN2_FOUND)
+endif()
 
 set(TEST_PATH ${CMAKE_RUNTIME_OUTPUT_DIRECTORY})