For tests, rename ASSERT_COMPARE() to TEST_BUFFERS_EQUAL()

Signed-off-by: Tom Cosgrove <tom.cosgrove@arm.com>
diff --git a/tests/suites/test_suite_ecp.function b/tests/suites/test_suite_ecp.function
index 53c3f87..3917617 100644
--- a/tests/suites/test_suite_ecp.function
+++ b/tests/suites/test_suite_ecp.function
@@ -852,7 +852,7 @@
                    &len, actual_result, sizeof(actual_result)));
     TEST_ASSERT(len <= MBEDTLS_ECP_MAX_PT_LEN);
 
-    ASSERT_COMPARE(expected_result->x, expected_result->len,
+    TEST_BUFFERS_EQUAL(expected_result->x, expected_result->len,
                    actual_result, len);
 
 exit:
@@ -1356,7 +1356,7 @@
             ret = mbedtls_ecp_write_key(&key, buf, in_key->len);
             TEST_ASSERT(ret == 0);
 
-            ASSERT_COMPARE(in_key->x, in_key->len,
+            TEST_BUFFERS_EQUAL(in_key->x, in_key->len,
                            buf, in_key->len);
         } else {
             unsigned char export1[MBEDTLS_ECP_MAX_BYTES];
@@ -1371,7 +1371,7 @@
             ret = mbedtls_ecp_write_key(&key2, export2, in_key->len);
             TEST_ASSERT(ret == 0);
 
-            ASSERT_COMPARE(export1, in_key->len,
+            TEST_BUFFERS_EQUAL(export1, in_key->len,
                            export2, in_key->len);
         }
     }
@@ -1448,7 +1448,7 @@
          *   (can be enforced by checking these bits).
          * - Other bits must be random (by testing with different RNG outputs,
          *   we validate that those bits are indeed influenced by the RNG). */
-        ASSERT_COMPARE(expected->x, expected->len,
+        TEST_BUFFERS_EQUAL(expected->x, expected->len,
                        actual, expected->len);
     }