tests/ccm: add test for auth_data_len upper value

Maximal supported value is 0xFEFF. (cherry picked from commit 147390c)
RIOT-OS · Nov 12, 2018 · c947815 · c947815
1 parent 75623d6
commit c947815
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/tests/unittests/tests-crypto/tests-crypto-modes-ccm.c b/tests/unittests/tests-crypto/tests-crypto-modes-ccm.c
@@ -246,6 +246,10 @@ static void test_crypto_modes_ccm_check_len(void)
 
     ret = _test_ccm_len(cipher_decrypt_ccm, 8, einput, 16, 0);
     TEST_ASSERT_MESSAGE(ret > 0, "Decryption : failed with valid input_len");
+
+    /* ccm library does not support auth_data_len > 0xFEFF */
+    ret = _test_ccm_len(cipher_encrypt_ccm, 2, NULL, 0, 0xFEFF + 1);
+    TEST_ASSERT_EQUAL_INT(-1, ret);
 }