ssl-opt: Added a negative defragmentation test for TLS12 client-server.

Signed-off-by: Minos Galanakis <[email protected]>

Author: minosgalanakis

tests/ssl-opt.sh

@@ -14297,6 +14297,18 @@ run_test    "Handshake defragmentation on server: len=3, TLS 1.3 -> 1.2" \
             -s "handshake message too short: 3" \
             -s "SSL - An invalid SSL record was received"
 
+requires_openssl_3_x
+requires_config_enabled MBEDTLS_SSL_PROTO_TLS1_2
+requires_config_enabled MBEDTLS_SSL_PROTO_TLS1_3
+requires_certificate_authentication
+run_test    "Handshake defragmentation on server: len=32, TLS 1.2" \
+            "$P_SRV debug_level=4 force_version=tls12 auth_mode=required" \
+            "$O_NEXT_CLI -tls1_2 -split_send_frag 32 -cert $DATA_FILES_PATH/server5.crt -key $DATA_FILES_PATH/server5.key" \
+            1 \
+            -s "The SSL configuration is tls12 only" \
+            -s "bad client hello message" \
+            -s "SSL - A message could not be parsed due to a syntactic error"
+
 # Test heap memory usage after handshake
 requires_config_enabled MBEDTLS_SSL_PROTO_TLS1_2
 requires_config_enabled MBEDTLS_MEMORY_DEBUG