Add negative tests for empty buffer decoding for certain ciphers
diff --git a/tests/suites/test_suite_cipher.nist_kw.data b/tests/suites/test_suite_cipher.nist_kw.data
index 59ef931..8201891 100644
--- a/tests/suites/test_suite_cipher.nist_kw.data
+++ b/tests/suites/test_suite_cipher.nist_kw.data
@@ -1,3 +1,11 @@
+KW AES-128 wrap - Decrypt empty buffer
+depends_on:MBEDTLS_AES_C:MBEDTLS_NIST_KW_C
+dec_empty_buf:MBEDTLS_CIPHER_AES_128_KW:MBEDTLS_ERR_CIPHER_FEATURE_UNAVAILABLE:MBEDTLS_ERR_CIPHER_FEATURE_UNAVAILABLE
+
+KWP AES-128 wrap - Decrypt empty buffer
+depends_on:MBEDTLS_AES_C:MBEDTLS_NIST_KW_C
+dec_empty_buf:MBEDTLS_CIPHER_AES_128_KWP:MBEDTLS_ERR_CIPHER_FEATURE_UNAVAILABLE:MBEDTLS_ERR_CIPHER_FEATURE_UNAVAILABLE
+
KW AES-128 wrap rfc 3394
depends_on:MBEDTLS_AES_C:MBEDTLS_NIST_KW_C
auth_crypt_tv:MBEDTLS_CIPHER_AES_128_KW:"000102030405060708090A0B0C0D0E0F":"":"":"1FA68B0A8112B447AEF34BD8FB5A7B829D3E862371D2CFE5":"":"":"00112233445566778899AABBCCDDEEFF":0
@@ -268,4 +276,3 @@
KWP AES-256 wrap CAVS 17.4 FAIL COUNT 4 CLEN 32
depends_on:MBEDTLS_AES_C:MBEDTLS_NIST_KW_C
auth_crypt_tv:MBEDTLS_CIPHER_AES_256_KWP:"c32cb3e1e41a4b9f4de79989957866f5dd48dba38c22a6ebb80e14c84bdd9534":"":"":"c29b05c2619a58ecc1d239e7a34273cd":"":"FAIL":"":0
-