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107 lines
3.0 KiB
C
107 lines
3.0 KiB
C
/*
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* Copyright (C) 2014, 2015 Martine Lenders <mail@martine-lenders.eu>
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*
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* This file is subject to the terms and conditions of the GNU Lesser
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* General Public License v2.1. See the file LICENSE in the top level
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* directory for more details.
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*/
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/**
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* @{
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*
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* @file tests-pktbuf.c
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*/
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#include <errno.h>
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#include <stdint.h>
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#include "embUnit/embUnit.h"
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#include "net/ng_pkt.h"
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#include "net/ng_nettype.h"
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#include "tests-pkt.h"
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#define _INIT_ELEM(len, data, next) \
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{ (next), (data), (len), NG_NETTYPE_UNDEF }
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#define _INIT_ELEM_STATIC_DATA(data, next) _INIT_ELEM(sizeof(data), data, next)
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static void test_pkt_len__NULL(void)
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{
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TEST_ASSERT_EQUAL_INT(0, ng_pkt_len(NULL));
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}
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static void test_pkt_len__1_elem__size_MAX(void)
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{
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ng_pktsnip_t snip = _INIT_ELEM(SIZE_MAX, NULL, NULL);
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TEST_ASSERT_EQUAL_INT(SIZE_MAX, ng_pkt_len(&snip));
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}
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static void test_pkt_len__1_elem__size_0(void)
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{
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ng_pktsnip_t snip = _INIT_ELEM(0, NULL, NULL);
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TEST_ASSERT_EQUAL_INT(0, ng_pkt_len(&snip));
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}
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static void test_pkt_len__1_elem__size_data(void)
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{
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ng_pktsnip_t snip = _INIT_ELEM_STATIC_DATA(TEST_STRING8, NULL);
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TEST_ASSERT_EQUAL_INT(sizeof(TEST_STRING8), ng_pkt_len(&snip));
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}
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static void test_pkt_len__2_elem(void)
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{
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ng_pktsnip_t snip1 = _INIT_ELEM_STATIC_DATA(TEST_STRING8, NULL);
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ng_pktsnip_t snip2 = _INIT_ELEM_STATIC_DATA(TEST_STRING12, &snip1);
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TEST_ASSERT_EQUAL_INT(sizeof(TEST_STRING8) + sizeof(TEST_STRING12),
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ng_pkt_len(&snip2));
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TEST_ASSERT_EQUAL_INT(sizeof(TEST_STRING8), ng_pkt_len(&snip1));
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}
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static void test_pkt_len__2_elem__overflow(void)
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{
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ng_pktsnip_t snip1 = _INIT_ELEM_STATIC_DATA(TEST_STRING8, NULL);
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ng_pktsnip_t snip2 = _INIT_ELEM(SIZE_MAX, NULL, &snip1);
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TEST_ASSERT_EQUAL_INT(sizeof(TEST_STRING8) - 1, ng_pkt_len(&snip2));
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/* size should overflow */
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TEST_ASSERT_EQUAL_INT(sizeof(TEST_STRING8), ng_pkt_len(&snip1));
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}
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static void test_pkt_len__3_elem(void)
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{
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ng_pktsnip_t snip1 = _INIT_ELEM_STATIC_DATA(TEST_STRING8, NULL);
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ng_pktsnip_t snip2 = _INIT_ELEM_STATIC_DATA(TEST_STRING12, &snip1);
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ng_pktsnip_t snip3 = _INIT_ELEM(sizeof("a"), "a", &snip2);
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TEST_ASSERT_EQUAL_INT(sizeof(TEST_STRING8) + sizeof(TEST_STRING12) + sizeof("a"),
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ng_pkt_len(&snip3));
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TEST_ASSERT_EQUAL_INT(sizeof(TEST_STRING8) + sizeof(TEST_STRING12), ng_pkt_len(&snip2));
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TEST_ASSERT_EQUAL_INT(sizeof(TEST_STRING8), ng_pkt_len(&snip1));
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}
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Test *tests_pkt_tests(void)
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{
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EMB_UNIT_TESTFIXTURES(fixtures) {
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new_TestFixture(test_pkt_len__NULL),
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new_TestFixture(test_pkt_len__1_elem__size_MAX),
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new_TestFixture(test_pkt_len__1_elem__size_0),
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new_TestFixture(test_pkt_len__1_elem__size_data),
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new_TestFixture(test_pkt_len__2_elem),
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new_TestFixture(test_pkt_len__2_elem__overflow),
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new_TestFixture(test_pkt_len__3_elem),
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};
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EMB_UNIT_TESTCALLER(pkt_tests, NULL, NULL, fixtures);
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return (Test *)&pkt_tests;
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}
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void tests_pkt(void)
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{
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TESTS_RUN(tests_pkt_tests());
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}
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/** @} */
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