a752c7ab
 elopes
add first test an...
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/*
* Copyright (c) 2016 Ken Bannister. All rights reserved.
*
* 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 <errno.h>
#include <stdint.h>
#include <stdlib.h>
#include "embUnit.h"
#include "net/gcoap.h"
#include "unittests-constants.h"
#include "tests-gcoap.h"
/*
* A test set of dummy resources. The resource handlers are set to NULL.
*/
static const coap_resource_t ressources[] = {
{ "/test/info/all", (COAP_GET), NULL },
{ "/sensor/temp", (COAP_GET), NULL },
{ "/act/switch", (COAP_GET | COAP_POST), NULL }
};
static const coap_resource_t resources_second[] = {
{ "/second/part", (COAP_GET), NULL },
};
static gcoap_listener_t listener = {
.resources = (coap_resource_t *)&ressources[0],
.resources_len = (sizeof(ressources) / sizeof(ressources[0])),
.next = NULL
};
static gcoap_listener_t listener_second = {
.resources = (coap_resource_t *)&resources_second[0],
.resources_len = (sizeof(resources_second) / sizeof(resources_second[0])),
.next = NULL
};
static const char *resource_list_str = "</test/info/all>,</sensor/temp>,</act/switch>,</second/part>";
/*
* Client GET request success case. Test request generation.
* Request /time resource from libcoap example
* Includes token of length GCOAP_TOKENLEN.
*/
static void test_gcoap__client_get_req(void)
{
uint8_t buf[GCOAP_PDU_BUF_SIZE];
coap_pkt_t pdu;
size_t len;
char path[] = "/time";
/* Create expected pdu_data, with token length from GCOAP_TOKENLEN. */
size_t hdr_fixed_len = 4;
uint8_t hdr_fixed[] = { 0x52, 0x01, 0xe6, 0x02 };
size_t options_len = 5;
uint8_t options[] = { 0xb4, 0x74, 0x69, 0x6d, 0x65 };
uint8_t pdu_data[hdr_fixed_len + GCOAP_TOKENLEN + options_len];
memcpy(&pdu_data[0], &hdr_fixed[0], hdr_fixed_len);
#if GCOAP_TOKENLEN
/* actual value is random */
memset(&pdu_data[hdr_fixed_len], 0x9b, GCOAP_TOKENLEN);
#endif
memcpy(&pdu_data[hdr_fixed_len + GCOAP_TOKENLEN], &options[0], options_len);
len = gcoap_request(&pdu, &buf[0], GCOAP_PDU_BUF_SIZE, COAP_METHOD_GET,
&path[0]);
TEST_ASSERT_EQUAL_INT(COAP_METHOD_GET, coap_get_code(&pdu));
TEST_ASSERT_EQUAL_INT(GCOAP_TOKENLEN, coap_get_token_len(&pdu));
TEST_ASSERT_EQUAL_INT(hdr_fixed_len + GCOAP_TOKENLEN, coap_get_total_hdr_len(&pdu));
TEST_ASSERT_EQUAL_INT(COAP_TYPE_NON, coap_get_type(&pdu));
TEST_ASSERT_EQUAL_STRING(&path[0], (char *)&pdu.url[0]);
TEST_ASSERT_EQUAL_INT(0, pdu.payload_len);
TEST_ASSERT_EQUAL_INT(sizeof(pdu_data), len);
}
/*
* Client GET response success case. Test parsing response.
* Response for /time resource from libcoap example
* Includes 2-byte token
*/
static void test_gcoap__client_get_resp(void)
{
uint8_t buf[GCOAP_PDU_BUF_SIZE];
coap_pkt_t pdu;
int res;
size_t hdr_fixed_len = 4;
char exp_payload[] = "Oct 22 10:46:48";
size_t exp_tokenlen = 2;
uint8_t pdu_data[] = {
0x52, 0x45, 0xe6, 0x02, 0x9b, 0xce, 0xc0, 0x21,
0x01, 0xff, 0x4f, 0x63, 0x74, 0x20, 0x32, 0x32,
0x20, 0x31, 0x30, 0x3a, 0x34, 0x36, 0x3a, 0x34,
0x38
};
memcpy(buf, pdu_data, sizeof(pdu_data));
res = coap_parse(&pdu, &buf[0], sizeof(pdu_data));
TEST_ASSERT_EQUAL_INT(0, res);
TEST_ASSERT_EQUAL_INT(COAP_CLASS_SUCCESS, coap_get_code_class(&pdu));
TEST_ASSERT_EQUAL_INT(exp_tokenlen, coap_get_token_len(&pdu));
TEST_ASSERT_EQUAL_INT(hdr_fixed_len + exp_tokenlen, coap_get_total_hdr_len(&pdu));
TEST_ASSERT_EQUAL_INT(COAP_TYPE_NON, coap_get_type(&pdu));
TEST_ASSERT_EQUAL_INT(strlen(exp_payload), pdu.payload_len);
for (size_t i = 0; i < strlen(exp_payload); i++) {
TEST_ASSERT_EQUAL_INT(exp_payload[i], pdu.payload[i]);
}
}
/*
* Helper for server_get tests below.
* Request from libcoap example for gcoap_cli /cli/stats resource
* Include 2-byte token and Uri-Host option.
*/
static int _read_cli_stats_req(coap_pkt_t *pdu, uint8_t *buf)
{
uint8_t pdu_data[] = {
0x52, 0x01, 0x20, 0xb6, 0x35, 0x61, 0x3d, 0x10,
0x66, 0x65, 0x38, 0x30, 0x3a, 0x3a, 0x38, 0x63,
0x32, 0x3a, 0x31, 0x33, 0x66, 0x66, 0x3a, 0x66,
0x65, 0x63, 0x30, 0x3a, 0x35, 0x65, 0x31, 0x32,
0x25, 0x74, 0x61, 0x70, 0x30, 0x83, 0x63, 0x6c,
0x69, 0x05, 0x73, 0x74, 0x61, 0x74, 0x73
};
memcpy(buf, pdu_data, sizeof(pdu_data));
return coap_parse(pdu, buf, sizeof(pdu_data));
}
/* Server GET request success case. Validate request example. */
static void test_gcoap__server_get_req(void)
{
uint8_t buf[GCOAP_PDU_BUF_SIZE];
coap_pkt_t pdu;
int res = _read_cli_stats_req(&pdu, &buf[0]);
TEST_ASSERT_EQUAL_INT(0, res);
TEST_ASSERT_EQUAL_INT(COAP_METHOD_GET, coap_get_code(&pdu));
TEST_ASSERT_EQUAL_INT(2, coap_get_token_len(&pdu));
TEST_ASSERT_EQUAL_INT(4 + 2, coap_get_total_hdr_len(&pdu));
TEST_ASSERT_EQUAL_INT(COAP_TYPE_NON, coap_get_type(&pdu));
TEST_ASSERT_EQUAL_INT(0, pdu.payload_len);
TEST_ASSERT_EQUAL_STRING("/cli/stats", (char *) &pdu.url[0]);
}
/*
* Server GET response success case. Test writing response.
* Response for libcoap example for gcoap_cli /cli/stats resource
*/
static void test_gcoap__server_get_resp(void)
{
uint8_t buf[GCOAP_PDU_BUF_SIZE];
coap_pkt_t pdu;
/* read request */
_read_cli_stats_req(&pdu, &buf[0]);
/* generate response */
gcoap_resp_init(&pdu, &buf[0], sizeof(buf), COAP_CODE_CONTENT);
char resp_payload[] = "2";
memcpy(&pdu.payload[0], &resp_payload[0], strlen(resp_payload));
ssize_t res = gcoap_finish(&pdu, strlen(resp_payload), COAP_FORMAT_TEXT);
uint8_t resp_data[] = {
0x52, 0x45, 0x20, 0xb6, 0x35, 0x61, 0xc0, 0xff,
0x32
};
TEST_ASSERT_EQUAL_INT(COAP_CLASS_SUCCESS, coap_get_code_class(&pdu));
TEST_ASSERT_EQUAL_INT(2, coap_get_token_len(&pdu));
TEST_ASSERT_EQUAL_INT(4 + 2, coap_get_total_hdr_len(&pdu));
TEST_ASSERT_EQUAL_INT(COAP_TYPE_NON, coap_get_type(&pdu));
TEST_ASSERT_EQUAL_INT(strlen(resp_payload), pdu.payload_len);
TEST_ASSERT_EQUAL_INT(sizeof(resp_data), res);
for (size_t i = 0; i < strlen(resp_payload); i++) {
TEST_ASSERT_EQUAL_INT(resp_payload[i], pdu.payload[i]);
}
}
/*
* Helper for server_con_* tests below.
* Confirmable request from libcoap example for gcoap_cli /cli/stats resource.
* Include 2-byte token.
*/
static int _read_cli_stats_req_con(coap_pkt_t *pdu, uint8_t *buf)
{
uint8_t pdu_data[] = {
0x42, 0x01, 0x8e, 0x03, 0x35, 0x61, 0xb3, 0x63,
0x6c, 0x69, 0x05, 0x73, 0x74, 0x61, 0x74, 0x73
};
memcpy(buf, pdu_data, sizeof(pdu_data));
return coap_parse(pdu, buf, sizeof(pdu_data));
}
/* Server CON GET request success case. Validate request is confirmable. */
static void test_gcoap__server_con_req(void)
{
uint8_t buf[GCOAP_PDU_BUF_SIZE];
coap_pkt_t pdu;
int res = _read_cli_stats_req_con(&pdu, &buf[0]);
TEST_ASSERT_EQUAL_INT(0, res);
TEST_ASSERT_EQUAL_INT(COAP_METHOD_GET, coap_get_code(&pdu));
TEST_ASSERT_EQUAL_INT(COAP_TYPE_CON, coap_get_type(&pdu));
}
/*
* Server CON GET response success case. Test response is ACK.
* Response for libcoap example for gcoap_cli /cli/stats resource
*/
static void test_gcoap__server_con_resp(void)
{
uint8_t buf[GCOAP_PDU_BUF_SIZE];
coap_pkt_t pdu;
/* read request */
_read_cli_stats_req_con(&pdu, &buf[0]);
/* generate response */
gcoap_resp_init(&pdu, &buf[0], sizeof(buf), COAP_CODE_CONTENT);
char resp_payload[] = "2";
memcpy(&pdu.payload[0], &resp_payload[0], strlen(resp_payload));
ssize_t res = gcoap_finish(&pdu, strlen(resp_payload), COAP_FORMAT_TEXT);
uint8_t resp_data[] = {
0x62, 0x45, 0x8e, 0x03, 0x35, 0x61, 0xc0, 0xff,
0x30
};
TEST_ASSERT_EQUAL_INT(COAP_CLASS_SUCCESS, coap_get_code_class(&pdu));
TEST_ASSERT_EQUAL_INT(COAP_TYPE_ACK, coap_get_type(&pdu));
TEST_ASSERT_EQUAL_INT(sizeof(resp_data), res);
}
/*
* Test the export of configured resources as CoRE link format string
*/
static void test_gcoap__server_get_resource_list(void)
{
char res[128];
int size = 0;
gcoap_register_listener(&listener);
gcoap_register_listener(&listener_second);
size = gcoap_get_resource_list(NULL, 0, COAP_CT_LINK_FORMAT);
TEST_ASSERT_EQUAL_INT(strlen(resource_list_str), size);
res[0] = 'A';
size = gcoap_get_resource_list(res, 0, COAP_CT_LINK_FORMAT);
TEST_ASSERT_EQUAL_INT(0, size);
TEST_ASSERT_EQUAL_INT((int)'A', (int)res[0]);
size = gcoap_get_resource_list(res, 127, COAP_CT_LINK_FORMAT);
res[size] = '\0';
TEST_ASSERT_EQUAL_INT(strlen(resource_list_str), size);
TEST_ASSERT_EQUAL_STRING(resource_list_str, (char *)res);
}
Test *tests_gcoap_tests(void)
{
EMB_UNIT_TESTFIXTURES(fixtures) {
new_TestFixture(test_gcoap__client_get_req),
new_TestFixture(test_gcoap__client_get_resp),
new_TestFixture(test_gcoap__server_get_req),
new_TestFixture(test_gcoap__server_get_resp),
new_TestFixture(test_gcoap__server_con_req),
new_TestFixture(test_gcoap__server_con_resp),
new_TestFixture(test_gcoap__server_get_resource_list)
};
EMB_UNIT_TESTCALLER(gcoap_tests, NULL, NULL, fixtures);
return (Test *)&gcoap_tests;
}
void tests_gcoap(void)
{
TESTS_RUN(tests_gcoap_tests());
}
/** @} */
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