Add Wisun Fan device extended key usage

Add the Wisun extended key usage oid and tests.
diff --git a/tests/suites/test_suite_oid.data b/tests/suites/test_suite_oid.data
index 759a010..625085f 100644
--- a/tests/suites/test_suite_oid.data
+++ b/tests/suites/test_suite_oid.data
@@ -6,3 +6,30 @@
 
 OID get certificate policy wrong oid - id-ce-authorityKeyIdentifier
 oid_get_certificate_policies:"551D23":""
+
+OID get Ext Key Usage - id-kp-serverAuth
+oid_get_extended_key_usage:"2B06010505070301":"TLS Web Server Authentication"
+
+OID get Ext Key Usage - id-kp-clientAuth
+oid_get_extended_key_usage:"2B06010505070302":"TLS Web Client Authentication"
+
+OID get Ext Key Usage - id-kp-codeSigning
+oid_get_extended_key_usage:"2B06010505070303":"Code Signing"
+
+OID get Ext Key Usage - id-kp-emailProtection
+oid_get_extended_key_usage:"2B06010505070304":"E-mail Protection"
+
+OID get Ext Key Usage - id-kp-timeStamping
+oid_get_extended_key_usage:"2B06010505070308":"Time Stamping"
+
+OID get Ext Key Usage - id-kp-OCSPSigning
+oid_get_extended_key_usage:"2B06010505070309":"OCSP Signing"
+
+OID get Ext Key Usage - id-kp-wisun-fan-device
+oid_get_extended_key_usage:"2B0601040182E42501":"Wi-SUN Alliance Field Area Network (FAN)"
+
+OID get Ext Key Usage invalid oid
+oid_get_extended_key_usage:"5533445566":""
+
+OID get Ext Key Usage wrong oid - id-ce-authorityKeyIdentifier
+oid_get_extended_key_usage:"551D23":""