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test_options.c
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/* libcoap unit tests
*
* Copyright (C) 2012,2015,2022-2024 Olaf Bergmann <[email protected]>
*
* SPDX-License-Identifier: BSD-2-Clause
*
* This file is part of the CoAP library libcoap. Please see
* README for terms of use.
*/
#include "test_common.h"
#include "test_options.h"
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
/************************************************************************
** decoder tests
************************************************************************/
static void
t_parse_option1(void) {
/* delta == 0, length == 0, value == 0 */
coap_str_const_t teststr = { 1, (const uint8_t *)"" };
size_t result;
coap_option_t option;
/* result = coap_opt_parse(teststr.s, teststr.s + teststr.length, &option); */
result = coap_opt_parse(teststr.s, teststr.length, &option);
CU_ASSERT(result == 1);
CU_ASSERT(option.delta == 0);
CU_ASSERT(option.length == 0);
/* FIXME: value? */
}
static void
t_parse_option2(void) {
/* delta == 12, length == 1, value == 0 */
coap_str_const_t teststr = { 2, (const uint8_t *)"\xc1" };
size_t result;
coap_option_t option;
result = coap_opt_parse(teststr.s, teststr.length, &option);
CU_ASSERT(result == 2);
CU_ASSERT(option.delta == 12);
CU_ASSERT(option.length == 1);
CU_ASSERT(option.value == teststr.s + 1);
}
static void
t_parse_option3(void) {
/* delta == 3, length == 12, value == 0 */
coap_str_const_t teststr = { 13, (const uint8_t *)"\x3c\x00\x01\x02\x03\x04"
"\x05\x06\x07\x08\x09\x0a\x0b"
};
size_t result;
coap_option_t option;
result = coap_opt_parse(teststr.s, teststr.length, &option);
CU_ASSERT(result == 13);
CU_ASSERT(option.delta == 3);
CU_ASSERT(option.length == 12);
CU_ASSERT(option.value == teststr.s + 1);
/* CU_ASSERT(memcmp(option.value, teststr.s + 1, 12) == 0); */
}
static void
t_parse_option4(void) {
/* delta == 15, length == 3, value == 0 */
coap_str_const_t teststr = { 2, (const uint8_t *)"\xf3" };
size_t result;
coap_option_t option;
result = coap_opt_parse(teststr.s, teststr.length, &option);
CU_ASSERT(result == 0);
}
static void
t_parse_option5(void) {
/* delta == 3, length == 15, value == 0 */
coap_str_const_t teststr = { 2, (const uint8_t *)"\x3f" };
size_t result;
coap_option_t option;
result = coap_opt_parse(teststr.s, teststr.length, &option);
CU_ASSERT(result == 0);
}
static void
t_parse_option6(void) {
/* delta == 15, length == 15 */
coap_str_const_t teststr = { 1, (const uint8_t *)"\xff" };
size_t result;
coap_option_t option;
result = coap_opt_parse(teststr.s, teststr.length, &option);
CU_ASSERT(result == 0);
}
static void
t_parse_option7(void) {
/* delta == 20, length == 0 */
coap_str_const_t teststr = { 2, (const uint8_t *)"\xd0\x07" };
size_t result;
coap_option_t option;
result = coap_opt_parse(teststr.s, teststr.length, &option);
CU_ASSERT(result == 2);
CU_ASSERT(option.delta == 20);
CU_ASSERT(option.length == 0);
}
static void
t_parse_option8(void) {
/* delta == 780, length == 0 */
coap_str_const_t teststr = { 3, (const uint8_t *)"\xe0\x01\xff" };
size_t result;
coap_option_t option;
result = coap_opt_parse(teststr.s, teststr.length, &option);
CU_ASSERT(result == 3);
CU_ASSERT(option.delta == 780);
CU_ASSERT(option.length == 0);
}
static void
t_parse_option9(void) {
/* delta == 65535, length == 0 */
coap_str_const_t teststr = { 3, (const uint8_t *)"\xe0\xfe\xf2" };
size_t result;
coap_option_t option;
result = coap_opt_parse(teststr.s, teststr.length, &option);
CU_ASSERT(result == 3);
CU_ASSERT(option.delta == 65535);
}
static void
t_parse_option10(void) {
/* delta > 65535 (illegal), length == 0 */
coap_str_const_t teststr = { 3, (const uint8_t *)"\xe0\xff\xff" };
size_t result;
coap_option_t option;
result = coap_opt_parse(teststr.s, teststr.length, &option);
CU_ASSERT(result == 0);
}
static void
t_parse_option11(void) {
/* illegal delta value (option too short) */
coap_str_const_t teststr = { 1, (const uint8_t *)"\xd0" };
size_t result;
coap_option_t option;
result = coap_opt_parse(teststr.s, teststr.length, &option);
CU_ASSERT(result == 0);
}
static void
t_parse_option12(void) {
/* delta == 280, length == 500 */
coap_str_const_t teststr = { 3, (const uint8_t *)"\xee\xff\x0b" };
size_t result;
coap_option_t option;
result = coap_opt_parse(teststr.s, teststr.length, &option);
CU_ASSERT(result == 0);
}
static void
t_parse_option13(void) {
/* delta == 280, length == 500 */
unsigned char _data[505];
coap_string_t teststr = { sizeof(_data), _data };
teststr.s[0] = 0xee;
teststr.s[1] = 0x00;
teststr.s[2] = 0x0b;
teststr.s[3] = 0x00;
teststr.s[4] = 0xe7;
size_t result;
coap_option_t option;
result = coap_opt_parse(teststr.s, teststr.length, &option);
CU_ASSERT(result == sizeof(_data));
CU_ASSERT(option.delta == 280);
CU_ASSERT(option.length == 500);
CU_ASSERT(option.value == &_data[5]);
}
static void
t_parse_option14(void) {
/* delta == 268, length == 65535 */
unsigned char *data;
unsigned int length = 4 + 65535;
data = (unsigned char *)malloc(length);
if (!data) {
CU_FAIL("internal error in test framework -- insufficient memory\n");
return;
}
data[0] = 0xde;
data[1] = 0xff;
data[2] = 0xfe;
data[3] = 0xf2;
size_t result;
coap_option_t option;
result = coap_opt_parse(data, length, &option);
CU_ASSERT(result == length);
CU_ASSERT(option.delta == 268);
CU_ASSERT(option.length == 65535);
CU_ASSERT(option.value == &data[4]);
free(data);
}
/************************************************************************
** encoder tests
************************************************************************/
static void
t_encode_option1(void) {
char teststr[] = { 0x00 };
unsigned char buf[40];
size_t result;
result = coap_opt_setheader((coap_opt_t *)buf, sizeof(buf), 0, 0);
CU_ASSERT(result == sizeof(teststr));
CU_ASSERT(memcmp(buf, teststr, result) == 0);
}
static void
t_encode_option2(void) {
uint8_t teststr[] = { 0x5d, 0xff };
unsigned char buf[40];
size_t result;
result = coap_opt_setheader((coap_opt_t *)buf, sizeof(buf), 5, 268);
CU_ASSERT(result == sizeof(teststr));
CU_ASSERT(memcmp(buf, teststr, result) == 0);
}
static void
t_encode_option3(void) {
uint8_t teststr[] = { 0xd1, 0x01 };
unsigned char buf[40];
size_t result;
result = coap_opt_setheader((coap_opt_t *)buf, sizeof(buf), 14, 1);
CU_ASSERT(result == sizeof(teststr));
CU_ASSERT(memcmp(buf, teststr, result) == 0);
}
static void
t_encode_option4(void) {
uint8_t teststr[] = { 0xdd, 0xff, 0xab };
unsigned char buf[40];
size_t result;
result = coap_opt_setheader((coap_opt_t *)buf, sizeof(buf), 268, 184);
CU_ASSERT(result == sizeof(teststr));
CU_ASSERT(memcmp(buf, teststr, result) == 0);
}
static void
t_encode_option5(void) {
uint8_t teststr[] = { 0xed, 0x13, 0x00, 0xff };
unsigned char buf[40];
size_t result;
result = coap_opt_setheader((coap_opt_t *)buf, sizeof(buf), 5133, 268);
CU_ASSERT(result == sizeof(teststr));
CU_ASSERT(memcmp(buf, teststr, result) == 0);
}
static void
t_encode_option6(void) {
uint8_t teststr[] = { 0xee, 0xfe, 0xf2, 0xfe, 0xf2 };
unsigned char buf[40];
size_t result;
result = coap_opt_setheader((coap_opt_t *)buf, sizeof(buf), 65535, 65535);
CU_ASSERT(result == sizeof(teststr));
CU_ASSERT(memcmp(buf, teststr, result) == 0);
}
static void
t_encode_option7(void) {
uint8_t teststr[] = { 0x35, 'v', 'a', 'l', 'u', 'e' };
const size_t valoff = 1;
unsigned char buf[40];
size_t result;
result = coap_opt_encode((coap_opt_t *)buf, sizeof(buf), 3,
(unsigned char *)teststr + valoff,
sizeof(teststr) - valoff);
CU_ASSERT(result == sizeof(teststr));
CU_ASSERT(memcmp(buf, teststr, sizeof(teststr)) == 0);
}
static void
t_encode_option8(void) {
/* value does not fit in message buffer */
unsigned char buf[40];
size_t result;
result = coap_opt_encode((coap_opt_t *)buf, 8, 15,
(const uint8_t *)"something", 9);
CU_ASSERT(result == 0);
result = coap_opt_encode((coap_opt_t *)buf, 1, 15,
(const uint8_t *)"something", 9);
CU_ASSERT(result == 0);
}
static void
t_encode_option9(void) {
uint8_t teststr[] = { 0xe1, 0x00, 0x00 };
unsigned char buf[40] = { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff };
size_t result;
result = coap_opt_setheader((coap_opt_t *)buf, sizeof(buf), 269, 1);
CU_ASSERT(result == sizeof(teststr));
CU_ASSERT(memcmp(buf, teststr, result) == 0);
}
/************************************************************************
** accessor tests
************************************************************************/
static void
t_access_option1(void) {
const uint8_t teststr[] = { 0x12, 'a', 'b' };
coap_option_t opt;
CU_ASSERT(sizeof(teststr) == coap_opt_parse((const coap_opt_t *)teststr,
sizeof(teststr), &opt));
CU_ASSERT(opt.delta == 1);
CU_ASSERT(coap_opt_length((const coap_opt_t *)teststr) == 2);
CU_ASSERT_PTR_EQUAL_C(coap_opt_value((const coap_opt_t *)teststr), teststr + 1);
CU_ASSERT(coap_opt_size((const coap_opt_t *)teststr) == sizeof(teststr));
}
static void
t_access_option2(void) {
const uint8_t teststr[] = { 0xe2, 0x18, 0xfd, 'a', 'b' };
coap_option_t opt;
CU_ASSERT(sizeof(teststr) == coap_opt_parse((const coap_opt_t *)teststr,
sizeof(teststr), &opt));
CU_ASSERT(opt.delta == 6666);
CU_ASSERT(coap_opt_length((const coap_opt_t *)teststr) == 2);
CU_ASSERT_PTR_EQUAL_C(coap_opt_value((const coap_opt_t *)teststr), teststr + 3);
CU_ASSERT(coap_opt_size((const coap_opt_t *)teststr) == sizeof(teststr));
}
static void
t_access_option3(void) {
const uint8_t teststr[] = { 0xed, 0x18, 0x0a, 0x00, 'a', 'b', 'c', 'd',
'e', 'f', 'g', 'h', 'i', 'j', 'k', 'l',
'm'
};
coap_option_t opt;
CU_ASSERT(sizeof(teststr) == coap_opt_parse((const coap_opt_t *)teststr,
sizeof(teststr), &opt));
CU_ASSERT(opt.delta == 6423);
CU_ASSERT(coap_opt_length((const coap_opt_t *)teststr) == 13);
CU_ASSERT_PTR_EQUAL_C(coap_opt_value((const coap_opt_t *)teststr), teststr + 4);
CU_ASSERT(coap_opt_size((const coap_opt_t *)teststr) == sizeof(teststr));
}
static void
t_access_option4(void) {
const uint8_t teststr[] = { 0xde, 0xff, 0xfe, 0xf2, 'a', 'b', 'c' };
coap_option_t opt;
CU_ASSERT(0 == coap_opt_parse((const coap_opt_t *)teststr,
sizeof(teststr), &opt));
CU_ASSERT(opt.delta == 268);
CU_ASSERT(coap_opt_length((const coap_opt_t *)teststr) == 65535);
CU_ASSERT_PTR_EQUAL_C(coap_opt_value((const coap_opt_t *)teststr), teststr + 4);
CU_ASSERT(coap_opt_size((const coap_opt_t *)teststr) == 65535 + 4);
}
static void
t_access_option5(void) {
const uint8_t teststr[] = { 0xee, 0xfe, 0xf2, 0x00, 0xdd, 'a', 'b', 'c' };
coap_option_t opt;
CU_ASSERT(0 == coap_opt_parse((const coap_opt_t *)teststr,
sizeof(teststr), &opt));
CU_ASSERT(opt.delta == 65535);
CU_ASSERT(coap_opt_length((const coap_opt_t *)teststr) == 490);
CU_ASSERT_PTR_EQUAL_C(coap_opt_value((const coap_opt_t *)teststr), teststr + 5);
CU_ASSERT(coap_opt_size((const coap_opt_t *)teststr) == 495);
}
static void
t_access_option6(void) {
coap_log_t level = coap_get_log_level();
const uint8_t teststr[] = { 0xf2, 'a', 'b' };
coap_option_t opt;
coap_set_log_level(COAP_LOG_CRIT);
CU_ASSERT(0 == coap_opt_parse((const coap_opt_t *)teststr,
sizeof(teststr), &opt));
coap_set_log_level(level);
CU_ASSERT(coap_opt_length((const coap_opt_t *)teststr) == 0);
CU_ASSERT_PTR_EQUAL_C(coap_opt_value((const coap_opt_t *)teststr), NULL);
CU_ASSERT(coap_opt_size((const coap_opt_t *)teststr) == 0);
}
static void
t_access_option7(void) {
const uint8_t teststr[] = { 0x2f, 'a', 'b' };
coap_option_t opt;
CU_ASSERT(0 == coap_opt_parse((const coap_opt_t *)teststr,
sizeof(teststr), &opt));
CU_ASSERT(opt.delta == 2);
CU_ASSERT(coap_opt_length((const coap_opt_t *)teststr) == 0);
CU_ASSERT_PTR_EQUAL_C(coap_opt_value((const coap_opt_t *)teststr), NULL);
CU_ASSERT(coap_opt_size((const coap_opt_t *)teststr) == 0);
}
/************************************************************************
** accessor tests
************************************************************************/
#define TEST_MAX_SIZE 1000
#ifdef _MSC_VER
# define ALIGNED(x)
#else
# define ALIGNED(x) __attribute__ ((aligned (x)))
#endif
static void
t_iterate_option1(void) {
/* CoAP PDU without token, options, or data */
uint8_t teststr[] ALIGNED(8) = {
0x00, 0x00, 0x00, 0x00
};
coap_pdu_t pdu = {
.max_size = TEST_MAX_SIZE,
.token = teststr,
.used_size = 0
};
coap_opt_iterator_t oi, *result;
coap_opt_t *option;
result = coap_option_iterator_init(&pdu, &oi, COAP_OPT_ALL);
CU_ASSERT(result == NULL);
CU_ASSERT(oi.bad == 1);
option = coap_option_next(&oi);
CU_ASSERT(oi.bad == 1);
CU_ASSERT(option == NULL);
}
static void
t_iterate_option2(void) {
/* CoAP PDU with token but without options and data */
uint8_t teststr[3] ALIGNED(8) = {
't', 'o', 'k'
};
coap_pdu_t pdu = {
.max_size = TEST_MAX_SIZE,
.e_token_length = 3,
.token = teststr,
.used_size = sizeof(teststr)
};
coap_opt_iterator_t oi, *result;
coap_opt_t *option;
result = coap_option_iterator_init(&pdu, &oi, COAP_OPT_ALL);
CU_ASSERT(result == NULL);
CU_ASSERT(oi.bad == 1);
option = coap_option_next(&oi);
CU_ASSERT(oi.bad == 1);
CU_ASSERT(option == NULL);
}
static void
t_iterate_option3(void) {
/* CoAP PDU with token and options */
uint8_t teststr[] ALIGNED(8) = {
't', 'o', 'k', 0x13,
'o', 'p', 't', 0x00, 0xd1, 0x10, 'x'
};
coap_pdu_t pdu = {
.max_size = TEST_MAX_SIZE,
.e_token_length = 3,
.token = teststr,
.used_size = sizeof(teststr)
};
coap_opt_iterator_t oi, *result;
coap_opt_t *option;
result = coap_option_iterator_init(&pdu, &oi, COAP_OPT_ALL);
CU_ASSERT_PTR_EQUAL(result, &oi);
CU_ASSERT(oi.bad == 0);
option = coap_option_next(&oi);
CU_ASSERT(oi.bad == 0);
CU_ASSERT(oi.number == 1);
CU_ASSERT_PTR_EQUAL(option, teststr + 3);
option = coap_option_next(&oi);
CU_ASSERT(oi.bad == 0);
CU_ASSERT(oi.number == 1);
CU_ASSERT_PTR_EQUAL(option, teststr + 7);
option = coap_option_next(&oi);
CU_ASSERT(oi.bad == 0);
CU_ASSERT(oi.number == 30);
CU_ASSERT_PTR_EQUAL(option, teststr + 8);
option = coap_option_next(&oi);
CU_ASSERT(oi.bad == 1);
CU_ASSERT_PTR_EQUAL(option, NULL);
}
static void
t_iterate_option4(void) {
/* CoAP PDU with token, options, and data */
uint8_t teststr[] ALIGNED(8) = {
't', 'o', 'k', 0x13,
'o', 'p', 't', 0x00, 0xd1, 0x10, 'x', 0xff,
'd', 'a', 't', 'a'
};
coap_pdu_t pdu = {
.max_size = TEST_MAX_SIZE,
.e_token_length = 3,
.token = teststr,
.used_size = sizeof(teststr)
};
coap_opt_iterator_t oi, *result;
coap_opt_t *option;
result = coap_option_iterator_init(&pdu, &oi, COAP_OPT_ALL);
CU_ASSERT_PTR_EQUAL(result, &oi);
CU_ASSERT(oi.bad == 0);
option = coap_option_next(&oi);
CU_ASSERT(oi.bad == 0);
CU_ASSERT(oi.number == 1);
CU_ASSERT_PTR_EQUAL(option, teststr + 3);
option = coap_option_next(&oi);
CU_ASSERT(oi.bad == 0);
CU_ASSERT(oi.number == 1);
CU_ASSERT_PTR_EQUAL(option, teststr + 7);
option = coap_option_next(&oi);
CU_ASSERT(oi.bad == 0);
CU_ASSERT(oi.number == 30);
CU_ASSERT_PTR_EQUAL(option, teststr + 8);
option = coap_option_next(&oi);
CU_ASSERT(oi.bad == 1);
CU_ASSERT_PTR_EQUAL(option, NULL);
}
static void
t_iterate_option5(void) {
/* CoAP PDU with malformed option */
uint8_t teststr[] ALIGNED(8) = {
0x52, 'o', 'p', 0xee,
0x12, 0x03, 0x00
};
coap_pdu_t pdu = {
.max_size = TEST_MAX_SIZE,
.e_token_length = 0,
.token = teststr,
.used_size = sizeof(teststr)
};
coap_opt_iterator_t oi, *result;
coap_opt_t *option;
result = coap_option_iterator_init(&pdu, &oi, COAP_OPT_ALL);
CU_ASSERT_PTR_EQUAL(result, &oi);
CU_ASSERT(oi.bad == 0);
option = coap_option_next(&oi);
CU_ASSERT(oi.bad == 0);
CU_ASSERT(oi.number == 5);
CU_ASSERT_PTR_EQUAL(option, teststr);
option = coap_option_next(&oi);
CU_ASSERT(oi.bad == 1);
CU_ASSERT_PTR_EQUAL(option, NULL);
}
static void
t_iterate_option6(void) {
/* option filter */
/* CoAP PDU with token, options, and data */
uint8_t teststr[] ALIGNED(8) = {
0x80, 0x20, 0x00, 0x00,
0xc0, 0x00
};
coap_pdu_t pdu = {
.max_size = TEST_MAX_SIZE,
.e_token_length = 0,
.token = teststr,
.used_size = sizeof(teststr)
};
coap_opt_iterator_t oi, *result;
coap_opt_t *option;
coap_opt_filter_t filter;
coap_option_filter_clear(&filter);
coap_option_filter_set(&filter, 10); /* option nr 10 only */
result = coap_option_iterator_init(&pdu, &oi, &filter);
CU_ASSERT_PTR_EQUAL(result, &oi);
CU_ASSERT(oi.bad == 0);
option = coap_option_next(&oi);
CU_ASSERT(oi.bad == 0);
CU_ASSERT(oi.number == 10);
CU_ASSERT_PTR_EQUAL(option, teststr + 1);
option = coap_option_next(&oi);
CU_ASSERT(oi.bad == 0);
CU_ASSERT(oi.number == 10);
CU_ASSERT_PTR_EQUAL(option, teststr + 2);
option = coap_option_next(&oi);
CU_ASSERT(oi.bad == 0);
CU_ASSERT(oi.number == 10);
CU_ASSERT_PTR_EQUAL(option, teststr + 3);
option = coap_option_next(&oi);
CU_ASSERT(oi.bad == 1);
CU_ASSERT_PTR_EQUAL(option, NULL);
}
static void
t_iterate_option7(void) {
/* option filter */
uint8_t teststr[] ALIGNED(8) = {
0x80, 0x20, 0x00, 0x00,
0xc0, 0x00, 0x10, 0x10, 0x00
};
coap_pdu_t pdu = {
.max_size = TEST_MAX_SIZE,
.e_token_length = 0,
.token = teststr,
.used_size = sizeof(teststr)
};
coap_opt_iterator_t oi, *result;
coap_opt_t *option;
coap_opt_filter_t filter;
/* search options nr 8 and 22 */
coap_option_filter_clear(&filter);
coap_option_filter_set(&filter, 8);
coap_option_filter_set(&filter, 22);
result = coap_option_iterator_init(&pdu, &oi, &filter);
CU_ASSERT_PTR_EQUAL(result, &oi);
CU_ASSERT(oi.bad == 0);
option = coap_option_next(&oi);
CU_ASSERT(oi.bad == 0);
CU_ASSERT(oi.number == 8);
CU_ASSERT_PTR_EQUAL(option, teststr);
option = coap_option_next(&oi);
CU_ASSERT(oi.bad == 0);
CU_ASSERT(oi.number == 22);
CU_ASSERT_PTR_EQUAL(option, teststr + 4);
option = coap_option_next(&oi);
CU_ASSERT(oi.bad == 0);
CU_ASSERT(oi.number == 22);
CU_ASSERT_PTR_EQUAL(option, teststr + 5);
option = coap_option_next(&oi);
CU_ASSERT(oi.bad == 1);
CU_ASSERT_PTR_EQUAL(option, NULL);
}
static void
t_iterate_option8(void) {
/* option filter */
uint8_t teststr[] ALIGNED(8) = {
0x80, 0x20, 0x00, 0x00,
0xc0, 0x00, 0x10, 0x10, 0x00
};
coap_pdu_t pdu = {
.max_size = TEST_MAX_SIZE,
.e_token_length = 0,
.token = teststr,
.used_size = sizeof(teststr)
};
coap_opt_iterator_t oi, *result;
coap_opt_t *option;
coap_opt_filter_t filter;
/* search option nr 36 */
coap_option_filter_clear(&filter);
coap_option_filter_set(&filter, 36);
result = coap_option_iterator_init(&pdu, &oi, &filter);
CU_ASSERT_PTR_EQUAL(result, &oi);
CU_ASSERT(oi.bad == 0);
option = coap_option_next(&oi);
CU_ASSERT(oi.bad == 1);
CU_ASSERT_PTR_EQUAL(option, NULL);
}
static void
t_iterate_option9(void) {
/* options filter: option number too large for filter */
uint8_t teststr[] ALIGNED(8) = {
0x80, 0x20, 0x00, 0x00,
0xc0, 0x00, 0x10, 0x10, 0x00
};
coap_pdu_t pdu = {
.max_size = TEST_MAX_SIZE,
.e_token_length = 0,
.token = teststr,
.used_size = sizeof(teststr)
};
coap_opt_iterator_t oi, *result;
coap_opt_t *option;
coap_opt_filter_t filter;
/* search option nr 100 */
coap_option_filter_clear(&filter);
coap_option_filter_set(&filter, 100);
result = coap_option_iterator_init(&pdu, &oi, &filter);
CU_ASSERT_PTR_EQUAL(result, &oi);
CU_ASSERT(oi.bad == 0);
option = coap_option_next(&oi);
CU_ASSERT(oi.bad == 1);
CU_ASSERT_PTR_EQUAL(option, NULL);
}
static void
t_iterate_option10(void) {
/* options filter: option numbers in PDU exceed filter size */
uint8_t teststr[] ALIGNED(8) = {
0x80, 0x20, 0x00, 0x00,
0xd0, 0x26, 0xe0, 0x10, 0x00
};
coap_pdu_t pdu = {
.max_size = TEST_MAX_SIZE,
.e_token_length = 0,
.token = teststr,
.used_size = sizeof(teststr)
};
coap_opt_iterator_t oi, *result;
coap_opt_t *option;
coap_opt_filter_t filter;
/* search option nr 61 */
coap_option_filter_clear(&filter);
coap_option_filter_set(&filter, 61);
result = coap_option_iterator_init(&pdu, &oi, &filter);
CU_ASSERT_PTR_EQUAL(result, &oi);
CU_ASSERT(oi.bad == 0);
option = coap_option_next(&oi);
CU_ASSERT(oi.bad == 0);
CU_ASSERT_PTR_EQUAL(option, teststr + 4);
option = coap_option_next(&oi);
CU_ASSERT(oi.bad == 1);
CU_ASSERT_PTR_EQUAL(option, NULL);
}
/************************************************************************
** filter tests
************************************************************************/
static void
t_filter_option1(void) {
coap_opt_filter_t filter;
coap_option_filter_clear(&filter);
CU_ASSERT(coap_option_filter_set(&filter, 0) == 1);
CU_ASSERT(coap_option_filter_set(&filter, 37) == 1);
CU_ASSERT(coap_option_filter_set(&filter, 37) == 1);
CU_ASSERT(coap_option_filter_set(&filter, 43) == 1);
CU_ASSERT(coap_option_filter_set(&filter, 290) == 1);
CU_ASSERT(coap_option_filter_set(&filter, 65535) == 1);
CU_ASSERT(coap_option_filter_get(&filter, 0) == 1);
CU_ASSERT(coap_option_filter_get(&filter, 37) == 1);
CU_ASSERT(coap_option_filter_get(&filter, 43) == 1);
CU_ASSERT(coap_option_filter_get(&filter, 290) == 1);
CU_ASSERT(coap_option_filter_get(&filter, 65535) == 1);
CU_ASSERT(coap_option_filter_unset(&filter, 37) == 1);
CU_ASSERT(coap_option_filter_get(&filter, 0) == 1);
CU_ASSERT(coap_option_filter_get(&filter, 43) == 1);
CU_ASSERT(coap_option_filter_get(&filter, 290) == 1);
CU_ASSERT(coap_option_filter_get(&filter, 65535) == 1);
CU_ASSERT(coap_option_filter_get(&filter, 37) == 0);
CU_ASSERT(coap_option_filter_get(&filter, 89) == 0);
}
static void
t_filter_option2(void) {
coap_opt_filter_t filter;
int s;
coap_option_filter_clear(&filter);
/* fill all COAP_OPT_FILTER_SHORT slots */
for (s = 0; s < COAP_OPT_FILTER_SHORT; s++) {
CU_ASSERT(coap_option_filter_set(&filter, s));
}
/* adding a short option type must fail */
CU_ASSERT(coap_option_filter_set(&filter, COAP_OPT_FILTER_SHORT) == 0);
/* adding a long option type must succeed */
CU_ASSERT(coap_option_filter_set(&filter, 256) == 1);
}
static void
t_filter_option3(void) {
coap_opt_filter_t filter;
int l;
coap_option_filter_clear(&filter);
/* set COAP_OPT_FILTER_LONG long filters */
for (l = 0; l < COAP_OPT_FILTER_LONG; l++) {
CU_ASSERT(coap_option_filter_set(&filter, 256 + l) == 1);
}
/* the next must fail and must not be found */
CU_ASSERT(coap_option_filter_set(&filter, 256 + COAP_OPT_FILTER_LONG) == 0);
CU_ASSERT(coap_option_filter_get(&filter, 256 + COAP_OPT_FILTER_LONG) == 0);
/* remove one item */
CU_ASSERT(coap_option_filter_unset(&filter, 256) == 1);
CU_ASSERT(coap_option_filter_get(&filter, 256) == 0);
/* now, storing a new filter must succeed */
CU_ASSERT(coap_option_filter_set(&filter, 256 + COAP_OPT_FILTER_LONG) == 1);
CU_ASSERT(coap_option_filter_get(&filter, 256 + COAP_OPT_FILTER_LONG) == 1);
/* and all other items must be available as well */
for (l = 0; l < COAP_OPT_FILTER_LONG; l++) {
CU_ASSERT(coap_option_filter_get(&filter, 256 + l + 1) == 1);
}
/* set COAP_OPT_FILTER_SHORT short filters */
for (l = 0; l < COAP_OPT_FILTER_SHORT; l++) {
CU_ASSERT(coap_option_filter_set(&filter, l) == 1);
}
/* the next must fail and must not be found */
CU_ASSERT(coap_option_filter_set(&filter, COAP_OPT_FILTER_SHORT) == 0);
CU_ASSERT(coap_option_filter_get(&filter, COAP_OPT_FILTER_SHORT) == 0);
/* remove one item */
CU_ASSERT(coap_option_filter_unset(&filter, 0) == 1);
CU_ASSERT(coap_option_filter_get(&filter, 0) == 0);
/* now, storing a new filter must succeed */
CU_ASSERT(coap_option_filter_set(&filter, COAP_OPT_FILTER_SHORT) == 1);
CU_ASSERT(coap_option_filter_get(&filter, COAP_OPT_FILTER_SHORT) == 1);
/* and all other items must be available as well */
for (l = 0; l < COAP_OPT_FILTER_SHORT; l++) {
CU_ASSERT(coap_option_filter_get(&filter, l + 1) == 1);
}
}
/************************************************************************
** initialization
************************************************************************/
CU_pSuite
t_init_option_tests(void) {
CU_pSuite suite[5];
suite[0] = CU_add_suite("option parser", NULL, NULL);
if (!suite[0]) { /* signal error */
fprintf(stderr, "W: cannot add option parser test suite (%s)\n",
CU_get_error_msg());
return NULL;
}
#define OPTION_TEST(n,s) \
if (!CU_add_test(suite[0], s, t_parse_option##n)) { \
fprintf(stderr, "W: cannot add option parser test (%s)\n", \
CU_get_error_msg()); \
}
OPTION_TEST(1, "parse option #1");
OPTION_TEST(2, "parse option #2");
OPTION_TEST(3, "parse option #3");
OPTION_TEST(4, "parse option #4");
OPTION_TEST(5, "parse option #5");
OPTION_TEST(6, "parse option #6");
OPTION_TEST(7, "parse option #7");
OPTION_TEST(8, "parse option #8");
OPTION_TEST(9, "parse option #9");
OPTION_TEST(10, "parse option #10");
OPTION_TEST(11, "parse option #11");
OPTION_TEST(12, "parse option #12");
OPTION_TEST(13, "parse option #13");
OPTION_TEST(14, "parse option #14");
if ((suite[1] = CU_add_suite("option encoder", NULL, NULL))) {
#define OPTION_ENCODER_TEST(n,s) \
if (!CU_add_test(suite[1], s, t_encode_option##n)) { \
fprintf(stderr, "W: cannot add option encoder test (%s)\n", \
CU_get_error_msg()); \
}
OPTION_ENCODER_TEST(1, "encode option #1");
OPTION_ENCODER_TEST(2, "encode option #2");
OPTION_ENCODER_TEST(3, "encode option #3");
OPTION_ENCODER_TEST(4, "encode option #4");
OPTION_ENCODER_TEST(5, "encode option #5");
OPTION_ENCODER_TEST(6, "encode option #6");
OPTION_ENCODER_TEST(7, "encode option #7");
OPTION_ENCODER_TEST(8, "encode option #8");
OPTION_ENCODER_TEST(9, "encode option #9");
} else {
fprintf(stderr, "W: cannot add option encoder test suite (%s)\n",
CU_get_error_msg());
}
if ((suite[2] = CU_add_suite("option accessors", NULL, NULL))) {
#define OPTION_ACCESSOR_TEST(n,s) \
if (!CU_add_test(suite[2], s, t_access_option##n)) { \
fprintf(stderr, "W: cannot add option accessor function test (%s)\n", \
CU_get_error_msg()); \
}
OPTION_ACCESSOR_TEST(1, "access option #1");
OPTION_ACCESSOR_TEST(2, "access option #2");
OPTION_ACCESSOR_TEST(3, "access option #3");
OPTION_ACCESSOR_TEST(4, "access option #4");
OPTION_ACCESSOR_TEST(5, "access option #5");