| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| #include "os_test_priv.h" |
| |
| TEST_CASE(os_mbuf_test_adj) |
| { |
| struct os_mbuf *om; |
| int rc; |
| |
| os_mbuf_test_setup(); |
| |
| om = os_mbuf_get_pkthdr(&os_mbuf_pool, 10); |
| TEST_ASSERT_FATAL(om != NULL); |
| |
| rc = os_mbuf_append(om, os_mbuf_test_data, sizeof os_mbuf_test_data); |
| TEST_ASSERT_FATAL(rc == 0); |
| |
| os_mbuf_test_misc_assert_sane(om, os_mbuf_test_data, 222, |
| sizeof os_mbuf_test_data, 18); |
| |
| /* Remove from the front. */ |
| os_mbuf_adj(om, 10); |
| os_mbuf_test_misc_assert_sane(om, os_mbuf_test_data + 10, 212, |
| sizeof os_mbuf_test_data - 10, 18); |
| |
| /* Remove from the back. */ |
| os_mbuf_adj(om, -10); |
| os_mbuf_test_misc_assert_sane(om, os_mbuf_test_data + 10, 212, |
| sizeof os_mbuf_test_data - 20, 18); |
| |
| /* Remove entire first buffer. */ |
| os_mbuf_adj(om, 212); |
| os_mbuf_test_misc_assert_sane(om, os_mbuf_test_data + 222, 0, |
| sizeof os_mbuf_test_data - 232, 18); |
| |
| /* Remove next buffer. */ |
| os_mbuf_adj(om, 256); |
| os_mbuf_test_misc_assert_sane(om, os_mbuf_test_data + 478, 0, |
| sizeof os_mbuf_test_data - 488, 18); |
| |
| /* Remove more data than is present. */ |
| os_mbuf_adj(om, 1000); |
| os_mbuf_test_misc_assert_sane(om, NULL, 0, 0, 18); |
| } |