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RIOT/tests/unittests/tests-gnrc_ipv6/tests-gnrc_ipv6.c 4.15 KB
a752c7ab   elopes   add first test an...
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  /*
   * Copyright (C) 2016 INRIA
   *
   * This file is subject to the terms and conditions of the GNU Lesser
   * General Public License v2.1. See the file LICENSE in the top level
   * directory for more details.
   */
  
  /**
   * @{
   *
   * @author      Oliver Hahm <oliver.hahm@inria.fr>
   * @file
   */
  
  #include "embUnit.h"
  
  #include "net/ipv6/addr.h"
  #include "net/ipv6/hdr.h"
  #include "net/gnrc/ipv6.h"
  #include "net/gnrc/pktbuf.h"
  
  #include "unittests-constants.h"
  #include "tests-gnrc_ipv6.h"
  
  #define DEFAULT_TEST_SRC    { { \
              0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, \
              0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f \
          } \
      }
  #define DEFAULT_TEST_DST    { { \
              0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17, \
              0x18, 0x19, 0x1a, 0x1b, 0x1c, 0x1d, 0x1e, 0x1f \
          } \
      }
  
  #define DEFAULT_TEST_V_TC_FL    TEST_UINT32
  #define DEFAULT_TEST_LEN        TEST_UINT16
  #define DEFAULT_TEST_NH         TEST_UINT8
  #define DEFAULT_TEST_HL         TEST_UINT8
  
  static gnrc_pktsnip_t *_pkt_w_ip_hdr, *_pkt_no_ip_hdr;
  
  static void set_up(void)
  {
      ipv6_hdr_t ip = (ipv6_hdr_t) {
          .v_tc_fl    = byteorder_htonl(DEFAULT_TEST_V_TC_FL),
          .len        = byteorder_htons(DEFAULT_TEST_LEN),
          .nh         = DEFAULT_TEST_NH,
          .hl         = DEFAULT_TEST_HL,
          .src        = DEFAULT_TEST_SRC,
          .dst        = DEFAULT_TEST_DST
      };
  
      ipv6_hdr_set_version(&ip);
  
      gnrc_pktbuf_init();
      _pkt_w_ip_hdr = gnrc_pktbuf_add(NULL, NULL, 1, GNRC_NETTYPE_NETIF);
      assert(_pkt_w_ip_hdr);
      _pkt_w_ip_hdr = gnrc_pktbuf_add(_pkt_w_ip_hdr, &ip, sizeof(ipv6_hdr_t), GNRC_NETTYPE_IPV6);
      assert(_pkt_w_ip_hdr);
      _pkt_w_ip_hdr = gnrc_pktbuf_add(_pkt_w_ip_hdr, NULL, 1, GNRC_NETTYPE_UNDEF);
      assert(_pkt_w_ip_hdr);
  
      _pkt_no_ip_hdr = gnrc_pktbuf_add(NULL, NULL, 1, GNRC_NETTYPE_NETIF);
      assert(_pkt_no_ip_hdr);
      _pkt_no_ip_hdr = gnrc_pktbuf_add(_pkt_no_ip_hdr, NULL, 1, GNRC_NETTYPE_UNDEF);
      assert(_pkt_no_ip_hdr);
  }
  
  static void tear_down(void)
  {
      gnrc_pktbuf_release(_pkt_w_ip_hdr->next->next);
      gnrc_pktbuf_release(_pkt_no_ip_hdr->next);
  }
  
  static void test_gnrc_ipv6_get_header(void)
  {
      TEST_ASSERT_NOT_NULL(gnrc_ipv6_get_header(_pkt_w_ip_hdr));
  }
  
  static void test_gnrc_ipv6_get_header_no_header(void)
  {
      TEST_ASSERT_NULL(gnrc_ipv6_get_header(_pkt_no_ip_hdr));
  }
  
  static void test_gnrc_ipv6_get_header_check_version(void)
  {
      ipv6_hdr_t *hdr = gnrc_ipv6_get_header(_pkt_w_ip_hdr);
  
      TEST_ASSERT(ipv6_hdr_get_version(hdr) == 0x06);
  }
  
  static void test_gnrc_ipv6_get_header_check_len(void)
  {
      ipv6_hdr_t *hdr = gnrc_ipv6_get_header(_pkt_w_ip_hdr);
  
      TEST_ASSERT(byteorder_ntohs(hdr->len) == DEFAULT_TEST_LEN);
  }
  
  static void test_gnrc_ipv6_get_header_check_nh(void)
  {
      ipv6_hdr_t *hdr = gnrc_ipv6_get_header(_pkt_w_ip_hdr);
  
      TEST_ASSERT(hdr->nh == DEFAULT_TEST_NH);
  }
  
  static void test_gnrc_ipv6_get_header_check_hl(void)
  {
      ipv6_hdr_t *hdr = gnrc_ipv6_get_header(_pkt_w_ip_hdr);
  
      TEST_ASSERT(hdr->hl == DEFAULT_TEST_HL);
  }
  
  static void test_gnrc_ipv6_get_header_check_src(void)
  {
      ipv6_hdr_t *hdr = gnrc_ipv6_get_header(_pkt_w_ip_hdr);
      ipv6_addr_t addr = DEFAULT_TEST_SRC;
  
      TEST_ASSERT(ipv6_addr_equal(&(hdr->src), &addr));
  }
  
  static void test_gnrc_ipv6_get_header_check_dst(void)
  {
      ipv6_hdr_t *hdr = gnrc_ipv6_get_header(_pkt_w_ip_hdr);
      ipv6_addr_t addr = DEFAULT_TEST_DST;
  
      TEST_ASSERT(ipv6_addr_equal(&(hdr->dst), &addr));
  }
  
  Test *tests_gnrc_ipv6_tests(void)
  {
      EMB_UNIT_TESTFIXTURES(fixtures) {
          new_TestFixture(test_gnrc_ipv6_get_header),
          new_TestFixture(test_gnrc_ipv6_get_header_no_header),
          new_TestFixture(test_gnrc_ipv6_get_header_check_version),
          new_TestFixture(test_gnrc_ipv6_get_header_check_len),
          new_TestFixture(test_gnrc_ipv6_get_header_check_nh),
          new_TestFixture(test_gnrc_ipv6_get_header_check_hl),
          new_TestFixture(test_gnrc_ipv6_get_header_check_src),
          new_TestFixture(test_gnrc_ipv6_get_header_check_dst),
      };
  
      EMB_UNIT_TESTCALLER(gnrc_ipv6_tests, set_up, tear_down, fixtures);
  
      return (Test *)&gnrc_ipv6_tests;
  }
  
  void tests_gnrc_ipv6(void)
  {
      TESTS_RUN(tests_gnrc_ipv6_tests());
  }
  /** @} */