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RIOT/tests/unittests/tests-sixlowpan_ctx/tests-sixlowpan_ctx.c 8.12 KB
a752c7ab   elopes   add first test an...
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  /*
   * Copyright (C) 2014 Martine Lenders <mlenders@inf.fu-berlin.de>
   *
   * 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.
   */
  
  /**
   * @{
   *
   * @file
   */
  #include <inttypes.h>
  #include <stdbool.h>
  #include <stdlib.h>
  
  #include "embUnit.h"
  
  #include "net/ipv6/addr.h"
  #include "net/gnrc/sixlowpan/ctx.h"
  
  #include "unittests-constants.h"
  #include "tests-sixlowpan_ctx.h"
  
  #define DEFAULT_TEST_ID         (5)
  #define DEFAULT_TEST_PREFIX { { \
              0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, \
              0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f \
          } \
      }
  #define DEFAULT_TEST_PREFIX_LEN (63)
  
  #define OTHER_TEST_ID         (12)
  #define OTHER_TEST_PREFIX   { { \
              0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x06, \
              0x18, 0x19, 0x1a, 0x1b, 0x1c, 0x1d, 0x1e, 0x1f \
          } \
      }
  #define WRONG_TEST_PREFIX   { { \
              0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x05, \
              0x18, 0x19, 0x1a, 0x1b, 0x1c, 0x1d, 0x1e, 0x1f \
          } \
      }
  
  static void tear_down(void)
  {
      gnrc_sixlowpan_ctx_reset();
  }
  
  static void test_sixlowpan_ctx_update__success(void)
  {
      ipv6_addr_t addr = DEFAULT_TEST_PREFIX;
  
      TEST_ASSERT_NOT_NULL(gnrc_sixlowpan_ctx_update(DEFAULT_TEST_ID, &addr,
                                                     DEFAULT_TEST_PREFIX_LEN,
                                                     TEST_UINT16, true));
      TEST_ASSERT_NOT_NULL(gnrc_sixlowpan_ctx_lookup_id(DEFAULT_TEST_ID));
  }
  
  static void test_sixlowpan_ctx_update__ltime0(void)
  {
      ipv6_addr_t addr = DEFAULT_TEST_PREFIX;
  
      TEST_ASSERT_NOT_NULL(gnrc_sixlowpan_ctx_update(DEFAULT_TEST_ID, &addr,
                                                     DEFAULT_TEST_PREFIX_LEN,
                                                     0, true));
      TEST_ASSERT_NOT_NULL(gnrc_sixlowpan_ctx_lookup_id(DEFAULT_TEST_ID));
      TEST_ASSERT_EQUAL_INT(DEFAULT_TEST_ID, gnrc_sixlowpan_ctx_lookup_id(DEFAULT_TEST_ID)->flags_id);
  }
  
  static void test_sixlowpan_ctx_update__wrong_id1(void)
  {
      ipv6_addr_t addr = DEFAULT_TEST_PREFIX;
  
      /* add context DEFAULT_TEST_PREFIX to DEFAULT_TEST_ID */
      test_sixlowpan_ctx_update__success();
      /* GNRC_SIXLOWPAN_CTX_SIZE out of bound so neither context update nor lookup
       * should not be possible */
      TEST_ASSERT_NULL(gnrc_sixlowpan_ctx_update(GNRC_SIXLOWPAN_CTX_SIZE, &addr,
                                                 DEFAULT_TEST_PREFIX_LEN, TEST_UINT16, true));
      TEST_ASSERT_NULL(gnrc_sixlowpan_ctx_lookup_id(GNRC_SIXLOWPAN_CTX_SIZE));
  
      TEST_ASSERT_NOT_NULL(gnrc_sixlowpan_ctx_update(DEFAULT_TEST_ID, &addr, DEFAULT_TEST_PREFIX_LEN,
                                                     TEST_UINT16, true));
      TEST_ASSERT_NOT_NULL(gnrc_sixlowpan_ctx_lookup_id(DEFAULT_TEST_ID));
  }
  
  static void test_sixlowpan_ctx_update__wrong_id2(void)
  {
      ipv6_addr_t addr = DEFAULT_TEST_PREFIX;
  
      /* add context DEFAULT_TEST_PREFIX to DEFAULT_TEST_ID */
      test_sixlowpan_ctx_update__success();
      /* UINT8_MAX out of bound so neither context update nor lookup should not
       * be possible */
      TEST_ASSERT_NULL(gnrc_sixlowpan_ctx_update(UINT8_MAX, &addr, DEFAULT_TEST_PREFIX_LEN,
                                                 TEST_UINT16, true));
      TEST_ASSERT_NULL(gnrc_sixlowpan_ctx_lookup_id(UINT8_MAX));
  
      TEST_ASSERT_NOT_NULL(gnrc_sixlowpan_ctx_update(DEFAULT_TEST_ID, &addr, DEFAULT_TEST_PREFIX_LEN,
                                                     TEST_UINT16, true));
      TEST_ASSERT_NOT_NULL(gnrc_sixlowpan_ctx_lookup_id(DEFAULT_TEST_ID));
  }
  
  static void test_sixlowpan_ctx_update__wrong_prefix_len(void)
  {
      ipv6_addr_t addr = DEFAULT_TEST_PREFIX;
  
      TEST_ASSERT_NULL(gnrc_sixlowpan_ctx_update(DEFAULT_TEST_ID, &addr, 0, TEST_UINT16, true));
      TEST_ASSERT_NULL(gnrc_sixlowpan_ctx_lookup_id(DEFAULT_TEST_ID));
  }
  
  static void test_sixlowpan_ctx_lookup_addr__empty(void)
  {
      ipv6_addr_t addr = DEFAULT_TEST_PREFIX;
  
      TEST_ASSERT_NULL(gnrc_sixlowpan_ctx_lookup_addr(&addr));
  }
  
  static void test_sixlowpan_ctx_lookup_addr__same_addr(void)
  {
      ipv6_addr_t addr = DEFAULT_TEST_PREFIX;
      gnrc_sixlowpan_ctx_t *ctx;
  
      /* add context DEFAULT_TEST_PREFIX to DEFAULT_TEST_ID */
      test_sixlowpan_ctx_update__success();
      TEST_ASSERT_NOT_NULL((ctx = gnrc_sixlowpan_ctx_lookup_addr(&addr)));
      TEST_ASSERT_EQUAL_INT(GNRC_SIXLOWPAN_CTX_FLAGS_COMP | DEFAULT_TEST_ID, ctx->flags_id);
      TEST_ASSERT_EQUAL_INT(DEFAULT_TEST_PREFIX_LEN, ctx->prefix_len);
      TEST_ASSERT(TEST_UINT16 >= ctx->ltime);
      TEST_ASSERT(DEFAULT_TEST_PREFIX_LEN >= ipv6_addr_match_prefix(&addr, &ctx->prefix));
  }
  
  static void test_sixlowpan_ctx_lookup_addr__other_addr_same_prefix(void)
  {
      ipv6_addr_t addr1 = DEFAULT_TEST_PREFIX;
      ipv6_addr_t addr2 = OTHER_TEST_PREFIX;
      gnrc_sixlowpan_ctx_t *ctx;
  
      /* add context DEFAULT_TEST_PREFIX to DEFAULT_TEST_ID */
      test_sixlowpan_ctx_update__success();
      TEST_ASSERT_NOT_NULL((ctx = gnrc_sixlowpan_ctx_lookup_addr(&addr2)));
      TEST_ASSERT_EQUAL_INT(GNRC_SIXLOWPAN_CTX_FLAGS_COMP | DEFAULT_TEST_ID, ctx->flags_id);
      TEST_ASSERT_EQUAL_INT(DEFAULT_TEST_PREFIX_LEN, ctx->prefix_len);
      TEST_ASSERT(TEST_UINT16 >= ctx->ltime);
      TEST_ASSERT(DEFAULT_TEST_PREFIX_LEN >= ipv6_addr_match_prefix(&addr1, &ctx->prefix));
  }
  
  static void test_sixlowpan_ctx_lookup_addr__other_addr_other_prefix(void)
  {
      ipv6_addr_t addr = WRONG_TEST_PREFIX;
  
      /* add context DEFAULT_TEST_PREFIX to DEFAULT_TEST_ID */
      test_sixlowpan_ctx_update__success();
      TEST_ASSERT_NULL(gnrc_sixlowpan_ctx_lookup_addr(&addr));
  }
  
  static void test_sixlowpan_ctx_lookup_id__empty(void)
  {
      TEST_ASSERT_NULL(gnrc_sixlowpan_ctx_lookup_id(DEFAULT_TEST_ID));
  }
  
  static void test_sixlowpan_ctx_lookup_id__wrong_id(void)
  {
      /* add context DEFAULT_TEST_PREFIX to DEFAULT_TEST_ID */
      test_sixlowpan_ctx_update__success();
      TEST_ASSERT_NULL(gnrc_sixlowpan_ctx_lookup_id(OTHER_TEST_ID));
  }
  
  static void test_sixlowpan_ctx_lookup_id__success(void)
  {
      ipv6_addr_t addr = DEFAULT_TEST_PREFIX;
      gnrc_sixlowpan_ctx_t *ctx;
  
      /* add context DEFAULT_TEST_PREFIX to DEFAULT_TEST_ID */
      test_sixlowpan_ctx_update__success();
      TEST_ASSERT_NOT_NULL((ctx = gnrc_sixlowpan_ctx_lookup_id(DEFAULT_TEST_ID)));
      TEST_ASSERT_EQUAL_INT(GNRC_SIXLOWPAN_CTX_FLAGS_COMP | DEFAULT_TEST_ID, ctx->flags_id);
      TEST_ASSERT_EQUAL_INT(DEFAULT_TEST_PREFIX_LEN, ctx->prefix_len);
      TEST_ASSERT(TEST_UINT16 >= ctx->ltime);
      TEST_ASSERT(DEFAULT_TEST_PREFIX_LEN >= ipv6_addr_match_prefix(&addr, &ctx->prefix));
  }
  
  static void test_sixlowpan_ctx_remove(void)
  {
      ipv6_addr_t addr = DEFAULT_TEST_PREFIX;
  
      /* add context DEFAULT_TEST_PREFIX to DEFAULT_TEST_ID */
      test_sixlowpan_ctx_update__success();
      TEST_ASSERT_NOT_NULL(gnrc_sixlowpan_ctx_lookup_id(DEFAULT_TEST_ID));
      TEST_ASSERT_NOT_NULL(gnrc_sixlowpan_ctx_lookup_addr(&addr));
      gnrc_sixlowpan_ctx_remove(DEFAULT_TEST_ID);
      TEST_ASSERT_NULL(gnrc_sixlowpan_ctx_lookup_id(DEFAULT_TEST_ID));
      TEST_ASSERT_NULL(gnrc_sixlowpan_ctx_lookup_addr(&addr));
  }
  
  Test *tests_sixlowpan_ctx_tests(void)
  {
      EMB_UNIT_TESTFIXTURES(fixtures) {
          new_TestFixture(test_sixlowpan_ctx_update__wrong_id1),
          new_TestFixture(test_sixlowpan_ctx_update__wrong_id2),
          new_TestFixture(test_sixlowpan_ctx_update__wrong_prefix_len),
          new_TestFixture(test_sixlowpan_ctx_update__success),
          new_TestFixture(test_sixlowpan_ctx_update__ltime0),
          new_TestFixture(test_sixlowpan_ctx_lookup_addr__empty),
          new_TestFixture(test_sixlowpan_ctx_lookup_addr__same_addr),
          new_TestFixture(test_sixlowpan_ctx_lookup_addr__other_addr_same_prefix),
          new_TestFixture(test_sixlowpan_ctx_lookup_addr__other_addr_other_prefix),
          new_TestFixture(test_sixlowpan_ctx_lookup_id__empty),
          new_TestFixture(test_sixlowpan_ctx_lookup_id__wrong_id),
          new_TestFixture(test_sixlowpan_ctx_lookup_id__success),
          new_TestFixture(test_sixlowpan_ctx_remove),
      };
  
      EMB_UNIT_TESTCALLER(sixlowpan_ctx_tests, NULL, tear_down, fixtures);
  
      return (Test *)&sixlowpan_ctx_tests;
  }
  
  void tests_sixlowpan_ctx(void)
  {
      TESTS_RUN(tests_sixlowpan_ctx_tests());
  }
  /** @} */