Rename test functions

Signed-off-by: gabor-mezei-arm <gabor.mezei@arm.com>
diff --git a/tests/suites/test_suite_psa_crypto.function b/tests/suites/test_suite_psa_crypto.function
index 9503fb5..a380bee 100644
--- a/tests/suites/test_suite_psa_crypto.function
+++ b/tests/suites/test_suite_psa_crypto.function
@@ -2413,11 +2413,11 @@
 /* END_CASE */
 
 /* BEGIN_CASE */
-void cipher_encrypt_error( int alg_arg,
-                           int key_type_arg,
-                           data_t *key_data,
-                           data_t *input,
-                           int expected_status_arg )
+void cipher_encrypt_fail( int alg_arg,
+                          int key_type_arg,
+                          data_t *key_data,
+                          data_t *input,
+                          int expected_status_arg )
 {
     mbedtls_svc_key_id_t key = MBEDTLS_SVC_KEY_ID_INIT;
     psa_status_t status;
@@ -2458,11 +2458,11 @@
 /* END_CASE */
 
 /* BEGIN_CASE */
-void cipher_encrypt_noiv( int alg_arg,
-                          int key_type_arg,
-                          data_t *key_data,
-                          data_t *input,
-                          data_t *expected_output )
+void cipher_encrypt_alg_without_iv( int alg_arg,
+                                    int key_type_arg,
+                                    data_t *key_data,
+                                    data_t *input,
+                                    data_t *expected_output )
 {
     mbedtls_svc_key_id_t key = MBEDTLS_SVC_KEY_ID_INIT;
     psa_key_type_t key_type = key_type_arg;
@@ -2920,12 +2920,12 @@
 /* END_CASE */
 
 /* BEGIN_CASE */
-void cipher_decrypt_error( int alg_arg,
-                           int key_type_arg,
-                           data_t *key_data,
-                           data_t *iv,
-                           data_t *input_arg,
-                           int expected_status_arg )
+void cipher_decrypt_fail( int alg_arg,
+                          int key_type_arg,
+                          data_t *key_data,
+                          data_t *iv,
+                          data_t *input_arg,
+                          int expected_status_arg )
 {
     mbedtls_svc_key_id_t key = MBEDTLS_SVC_KEY_ID_INIT;
     psa_status_t status;