fix Python-based tests

src/mod_sso/test/Makefile.am

@@ -13,5 +13,9 @@ LDADD = $(builddir)/../libmod_sso.la $(GTEST_LIBS) $(APR_LIBS) -laprutil-1
 sso_utils_unittest_SOURCES = sso_utils_unittest.cc
 
 check-local:
+	env \
+	    LD_LIBRARY_PATH=$(top_builddir)/src/sso/.libs \
+	    DYLD_LIBRARY_PATH=$(top_builddir)/src/sso/.libs \
+	    PYTHONPATH=$(top_builddir)/src/python \
 	    $(PYTHON) $(srcdir)/httpd_integration_test.py
 

src/sso_server/Makefile.am

@@ -5,6 +5,8 @@ all-local:
 
 check-local:
 	env \
+	    LD_LIBRARY_PATH=$(top_builddir)/src/sso/.libs \
+	    DYLD_LIBRARY_PATH=$(top_builddir)/src/sso/.libs \
 	    PYTHONPATH=$(top_builddir)/src/python \
 	    nosetests -v