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unittests: add tests for ng_sixlowpan_ctx

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Martine Lenders 2015-04-11 08:52:24 +02:00 committed by Martine Lenders
parent 39ed4baa92
commit 3a72e5346b
6 changed files with 272 additions and 3 deletions
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10
sys/include/net/ng_sixlowpan/ctx.h
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@ -37,6 +37,9 @@ extern "C" {
#define NG_SIXLOWPAN_CTX_SIZE (16) /**< maximum number of entries in
* context buffer */
/**
* @brief Entry in the 6LoWPAN context buffer.
*/
typedef struct {
ng_ipv6_addr_t prefix; /**< The prefix associated to this context. */
uint8_t prefix_len; /**< Length of ng_sixlowpan_ctx_t::prefix in bit. */
@ -95,6 +98,13 @@ ng_sixlowpan_ctx_t *ng_sixlowpan_ctx_update(uint8_t id, const ng_ipv6_addr_t *pr
uint8_t prefix_len, uint16_t ltime);
#ifdef TEST_SUITES
/**
* @brief Resets the whole context buffer.
*/
void ng_sixlowpan_ctx_reset(void);
#endif
#ifdef __cplusplus
}
#endif

15
sys/net/network_layer/ng_sixlowpan/ctx/ng_sixlowpan_ctx.c
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@ -52,7 +52,7 @@ ng_sixlowpan_ctx_t *ng_sixlowpan_ctx_lookup_addr(const ng_ipv6_addr_t *addr)
if ((_ctxs[id].prefix_len <= match) && (match > best)) {
best = match;
res = _ctxs + id;
res = &(_ctxs[id]);
}
}
}
@ -84,7 +84,7 @@ ng_sixlowpan_ctx_t *ng_sixlowpan_ctx_lookup_id(uint8_t id)
ng_ipv6_addr_to_str(ipv6str, &_ctxs[id].prefix, sizeof(ipv6str)),
_ctxs[id].prefix_len);
mutex_unlock(&_ctx_mutex);
return _ctxs + id;
return &(_ctxs[id]);
}
mutex_unlock(&_ctx_mutex);
@ -140,7 +140,7 @@ ng_sixlowpan_ctx_t *ng_sixlowpan_ctx_update(uint8_t id, const ng_ipv6_addr_t *pr
mutex_unlock(&_ctx_mutex);
return _ctxs + id;
return &(_ctxs[id]);
}
static uint32_t _current_minute(void)
@ -169,4 +169,13 @@ static void _update_lifetime(unsigned int id)
}
}
#ifdef TEST_SUITES
#include <string.h>
void ng_sixlowpan_ctx_reset(void)
{
memset(_ctxs, 0, sizeof(_ctxs));
}
#endif
/** @} */

1
tests/unittests/tests-sixlowpan_ctx/Makefile Normal file
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@ -0,0 +1 @@
include $(RIOTBASE)/Makefile.base

1
tests/unittests/tests-sixlowpan_ctx/Makefile.include Normal file
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@ -0,0 +1 @@
USEMODULE += ng_sixlowpan_ctx

211
tests/unittests/tests-sixlowpan_ctx/tests-sixlowpan_ctx.c Normal file
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@ -0,0 +1,211 @@
/*
* 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 <stdlib.h>
#include "embUnit.h"
#include "net/ng_ipv6/addr.h"
#include "net/ng_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)
{
ng_sixlowpan_ctx_reset();
}
static void test_sixlowpan_ctx_update__success(void)
{
ng_ipv6_addr_t addr = DEFAULT_TEST_PREFIX;
TEST_ASSERT_NOT_NULL(ng_sixlowpan_ctx_update(DEFAULT_TEST_ID, &addr,
DEFAULT_TEST_PREFIX_LEN,
TEST_UINT16));
TEST_ASSERT_NOT_NULL(ng_sixlowpan_ctx_lookup_id(DEFAULT_TEST_ID));
}
static void test_sixlowpan_ctx_update__wrong_id1(void)
{
ng_ipv6_addr_t addr = DEFAULT_TEST_PREFIX;
/* add context DEFAULT_TEST_PREFIX to DEFAULT_TEST_ID */
test_sixlowpan_ctx_update__success();
/* NG_SIXLOWPAN_CTX_SIZE out of bound so neither context update nor lookup
* should not be possible */
TEST_ASSERT_NULL(ng_sixlowpan_ctx_update(NG_SIXLOWPAN_CTX_SIZE, &addr,
DEFAULT_TEST_PREFIX_LEN,
TEST_UINT16));
TEST_ASSERT_NULL(ng_sixlowpan_ctx_lookup_id(NG_SIXLOWPAN_CTX_SIZE));
TEST_ASSERT_NOT_NULL(ng_sixlowpan_ctx_update(DEFAULT_TEST_ID, &addr,
DEFAULT_TEST_PREFIX_LEN,
TEST_UINT16));
TEST_ASSERT_NOT_NULL(ng_sixlowpan_ctx_lookup_id(DEFAULT_TEST_ID));
}
static void test_sixlowpan_ctx_update__wrong_id2(void)
{
ng_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(ng_sixlowpan_ctx_update(UINT8_MAX, &addr,
DEFAULT_TEST_PREFIX_LEN,
TEST_UINT16));
TEST_ASSERT_NULL(ng_sixlowpan_ctx_lookup_id(UINT8_MAX));
TEST_ASSERT_NOT_NULL(ng_sixlowpan_ctx_update(DEFAULT_TEST_ID, &addr,
DEFAULT_TEST_PREFIX_LEN,
TEST_UINT16));
TEST_ASSERT_NOT_NULL(ng_sixlowpan_ctx_lookup_id(DEFAULT_TEST_ID));
}
static void test_sixlowpan_ctx_update__wrong_prefix_len(void)
{
ng_ipv6_addr_t addr = DEFAULT_TEST_PREFIX;
TEST_ASSERT_NULL(ng_sixlowpan_ctx_update(DEFAULT_TEST_ID, &addr,
0, TEST_UINT16));
TEST_ASSERT_NULL(ng_sixlowpan_ctx_lookup_id(DEFAULT_TEST_ID));
}
static void test_sixlowpan_ctx_update__ltime0(void)
{
test_sixlowpan_ctx_update__success(); /* add context to DEFAULT_TEST_ID */
TEST_ASSERT_NULL(ng_sixlowpan_ctx_update(DEFAULT_TEST_ID, NULL, 0, 0));
TEST_ASSERT_NULL(ng_sixlowpan_ctx_lookup_id(DEFAULT_TEST_ID));
}
static void test_sixlowpan_ctx_lookup_addr__empty(void)
{
ng_ipv6_addr_t addr = DEFAULT_TEST_PREFIX;
TEST_ASSERT_NULL(ng_sixlowpan_ctx_lookup_addr(&addr));
}
static void test_sixlowpan_ctx_lookup_addr__same_addr(void)
{
ng_ipv6_addr_t addr = DEFAULT_TEST_PREFIX;
ng_sixlowpan_ctx_t *ctx;
/* add context DEFAULT_TEST_PREFIX to DEFAULT_TEST_ID */
test_sixlowpan_ctx_update__success();
TEST_ASSERT_NOT_NULL((ctx = ng_sixlowpan_ctx_lookup_addr(&addr)));
TEST_ASSERT_EQUAL_INT(DEFAULT_TEST_ID, ctx->id);
TEST_ASSERT_EQUAL_INT(DEFAULT_TEST_PREFIX_LEN, ctx->prefix_len);
TEST_ASSERT(TEST_UINT16 >= ctx->ltime);
TEST_ASSERT(DEFAULT_TEST_PREFIX_LEN >= ng_ipv6_addr_match_prefix(&addr, &ctx->prefix));
}
static void test_sixlowpan_ctx_lookup_addr__other_addr_same_prefix(void)
{
ng_ipv6_addr_t addr1 = DEFAULT_TEST_PREFIX;
ng_ipv6_addr_t addr2 = OTHER_TEST_PREFIX;
ng_sixlowpan_ctx_t *ctx;
/* add context DEFAULT_TEST_PREFIX to DEFAULT_TEST_ID */
test_sixlowpan_ctx_update__success();
TEST_ASSERT_NOT_NULL((ctx = ng_sixlowpan_ctx_lookup_addr(&addr2)));
TEST_ASSERT_EQUAL_INT(DEFAULT_TEST_ID, ctx->id);
TEST_ASSERT_EQUAL_INT(DEFAULT_TEST_PREFIX_LEN, ctx->prefix_len);
TEST_ASSERT(TEST_UINT16 >= ctx->ltime);
TEST_ASSERT(DEFAULT_TEST_PREFIX_LEN >= ng_ipv6_addr_match_prefix(&addr1, &ctx->prefix));
}
static void test_sixlowpan_ctx_lookup_addr__other_addr_other_prefix(void)
{
ng_ipv6_addr_t addr = WRONG_TEST_PREFIX;
/* add context DEFAULT_TEST_PREFIX to DEFAULT_TEST_ID */
test_sixlowpan_ctx_update__success();
TEST_ASSERT_NULL(ng_sixlowpan_ctx_lookup_addr(&addr));
}
static void test_sixlowpan_ctx_lookup_id__empty(void)
{
TEST_ASSERT_NULL(ng_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(ng_sixlowpan_ctx_lookup_id(OTHER_TEST_ID));
}
static void test_sixlowpan_ctx_lookup_id__success(void)
{
ng_ipv6_addr_t addr = DEFAULT_TEST_PREFIX;
ng_sixlowpan_ctx_t *ctx;
/* add context DEFAULT_TEST_PREFIX to DEFAULT_TEST_ID */
test_sixlowpan_ctx_update__success();
TEST_ASSERT_NOT_NULL((ctx = ng_sixlowpan_ctx_lookup_id(DEFAULT_TEST_ID)));
TEST_ASSERT_EQUAL_INT(DEFAULT_TEST_ID, ctx->id);
TEST_ASSERT_EQUAL_INT(DEFAULT_TEST_PREFIX_LEN, ctx->prefix_len);
TEST_ASSERT(TEST_UINT16 >= ctx->ltime);
TEST_ASSERT(DEFAULT_TEST_PREFIX_LEN >= ng_ipv6_addr_match_prefix(&addr, &ctx->prefix));
}
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),
};
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());
}
/** @} */

37
tests/unittests/tests-sixlowpan_ctx/tests-sixlowpan_ctx.h Normal file
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@ -0,0 +1,37 @@
/*
* Copyright (C) 2015 Martine Lenders
*
* 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.
*/
/**
* @addtogroup unittests
* @{
*
* @file tests-sixlowpan_ctx.h
* @brief Unittests for the ``sixlowpan_ctx`` module
*
* @author Martine Lenders <mlenders@inf.fu-berlin.de>
*/
#ifndef TESTS_SIXLOWPAN_CTX_H_
#define TESTS_SIXLOWPAN_CTX_H_
#include "embUnit.h"
#ifdef __cplusplus
extern "C" {
#endif
/**
* @brief The entry point of this test suite.
*/
void tests_sixlowpan_ctx(void);
#ifdef __cplusplus
}
#endif
#endif /* TESTS_SIXLOWPAN_CTX_H_ */
/** @} */