Add an HKDF (RFC 5869) implementation
diff --git a/tests/CMakeLists.txt b/tests/CMakeLists.txt
index 16e19a9..bcd97a0 100644
--- a/tests/CMakeLists.txt
+++ b/tests/CMakeLists.txt
@@ -81,6 +81,7 @@
 add_test_suite(gcm gcm.aes192_de)
 add_test_suite(gcm gcm.aes256_de)
 add_test_suite(gcm gcm.camellia)
+add_test_suite(hkdf)
 add_test_suite(hmac_drbg hmac_drbg.misc)
 add_test_suite(hmac_drbg hmac_drbg.no_reseed)
 add_test_suite(hmac_drbg hmac_drbg.nopr)