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gcoap: unit tests
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Ken Bannister
parent
1783c9c672
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88a3eeb574
1
tests/unittests/tests-gcoap/Makefile
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1
tests/unittests/tests-gcoap/Makefile
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include $(RIOTBASE)/Makefile.base
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9
tests/unittests/tests-gcoap/Makefile.include
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9
tests/unittests/tests-gcoap/Makefile.include
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USEPKG += nanocoap
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# Required by nanocoap to compile nanocoap_sock.
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USEMODULE += gnrc_sock_udp
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# Specify the mandatory networking modules
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USEMODULE += gcoap
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USEMODULE += gnrc_ipv6
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USEMODULE += random
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177
tests/unittests/tests-gcoap/tests-gcoap.c
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tests/unittests/tests-gcoap/tests-gcoap.c
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/*
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* Copyright (c) 2016 Ken Bannister. All rights reserved.
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*
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* This file is subject to the terms and conditions of the GNU Lesser
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* General Public License v2.1. See the file LICENSE in the top level
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* directory for more details.
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*/
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/**
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* @{
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*
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* @file
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*/
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#include <errno.h>
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#include <stdint.h>
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#include <stdlib.h>
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#include "embUnit.h"
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#include "net/gnrc/coap.h"
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#include "unittests-constants.h"
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#include "tests-gcoap.h"
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/*
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* Client GET request success case. Test request generation.
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* Request /time resource from libcoap example
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* Includes 2-byte token
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*/
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static void test_gcoap__client_get_req(void)
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{
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uint8_t buf[GCOAP_PDU_BUF_SIZE];
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coap_pkt_t pdu;
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size_t len;
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char path[] = "/time";
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uint8_t pdu_data[] = {
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0x52, 0x01, 0xe6, 0x02, 0x9b, 0xce, 0xb4, 0x74,
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0x69, 0x6d, 0x65
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};
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len = gcoap_request(&pdu, &buf[0], GCOAP_PDU_BUF_SIZE, COAP_METHOD_GET,
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&path[0]);
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TEST_ASSERT_EQUAL_INT(COAP_METHOD_GET, coap_get_code(&pdu));
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TEST_ASSERT_EQUAL_INT(GCOAP_TOKENLEN, coap_get_token_len(&pdu));
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TEST_ASSERT_EQUAL_INT(4 + GCOAP_TOKENLEN, coap_get_total_hdr_len(&pdu));
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TEST_ASSERT_EQUAL_INT(COAP_TYPE_NON, coap_get_type(&pdu));
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TEST_ASSERT_EQUAL_STRING(&path[0], (char *)&pdu.url[0]);
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TEST_ASSERT_EQUAL_INT(0, pdu.payload_len);
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TEST_ASSERT_EQUAL_INT(sizeof(pdu_data), len);
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}
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/*
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* Client GET response success case. Test parsing response.
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* Response for /time resource from libcoap example
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*/
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static void test_gcoap__client_get_resp(void)
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{
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uint8_t buf[GCOAP_PDU_BUF_SIZE];
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coap_pkt_t pdu;
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int res;
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char exp_payload[] = "Oct 22 10:46:48";
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uint8_t pdu_data[] = {
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0x52, 0x45, 0xe6, 0x02, 0x9b, 0xce, 0xc0, 0x21,
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0x01, 0xff, 0x4f, 0x63, 0x74, 0x20, 0x32, 0x32,
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0x20, 0x31, 0x30, 0x3a, 0x34, 0x36, 0x3a, 0x34,
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0x38
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};
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memcpy(buf, pdu_data, sizeof(pdu_data));
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res = coap_parse(&pdu, &buf[0], sizeof(pdu_data));
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TEST_ASSERT_EQUAL_INT(0, res);
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TEST_ASSERT_EQUAL_INT(COAP_CLASS_SUCCESS, coap_get_code_class(&pdu));
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TEST_ASSERT_EQUAL_INT(GCOAP_TOKENLEN, coap_get_token_len(&pdu));
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TEST_ASSERT_EQUAL_INT(4 + GCOAP_TOKENLEN, coap_get_total_hdr_len(&pdu));
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TEST_ASSERT_EQUAL_INT(COAP_TYPE_NON, coap_get_type(&pdu));
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TEST_ASSERT_EQUAL_INT(strlen(exp_payload), pdu.payload_len);
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for (size_t i = 0; i < strlen(exp_payload); i++) {
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TEST_ASSERT_EQUAL_INT(exp_payload[i], pdu.payload[i]);
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}
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}
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/*
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* Helper for server_get tests below.
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* Request from libcoap example for gcoap_cli /cli/stats resource
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* Include 2-byte token and Uri-Host option.
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*/
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static int _read_cli_stats_req(coap_pkt_t *pdu, uint8_t *buf)
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{
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uint8_t pdu_data[] = {
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0x52, 0x01, 0x20, 0xb6, 0x35, 0x61, 0x3d, 0x10,
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0x66, 0x65, 0x38, 0x30, 0x3a, 0x3a, 0x38, 0x63,
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0x32, 0x3a, 0x31, 0x33, 0x66, 0x66, 0x3a, 0x66,
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0x65, 0x63, 0x30, 0x3a, 0x35, 0x65, 0x31, 0x32,
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0x25, 0x74, 0x61, 0x70, 0x30, 0x83, 0x63, 0x6c,
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0x69, 0x05, 0x73, 0x74, 0x61, 0x74, 0x73
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};
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memcpy(buf, pdu_data, sizeof(pdu_data));
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return coap_parse(pdu, buf, sizeof(pdu_data));
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}
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/* Server GET request success case. Validate request example. */
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static void test_gcoap__server_get_req(void)
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{
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uint8_t buf[GCOAP_PDU_BUF_SIZE];
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coap_pkt_t pdu;
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int res = _read_cli_stats_req(&pdu, &buf[0]);
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TEST_ASSERT_EQUAL_INT(0, res);
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TEST_ASSERT_EQUAL_INT(COAP_METHOD_GET, coap_get_code(&pdu));
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TEST_ASSERT_EQUAL_INT(2, coap_get_token_len(&pdu));
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TEST_ASSERT_EQUAL_INT(4 + 2, coap_get_total_hdr_len(&pdu));
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TEST_ASSERT_EQUAL_INT(COAP_TYPE_NON, coap_get_type(&pdu));
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TEST_ASSERT_EQUAL_INT(0, pdu.payload_len);
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TEST_ASSERT_EQUAL_STRING("/cli/stats", (char *) &pdu.url[0]);
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}
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/*
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* Server GET response success case. Test writing response.
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* Response for libcoap example for gcoap_cli /cli/stats resource
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*/
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static void test_gcoap__server_get_resp(void)
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{
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uint8_t buf[GCOAP_PDU_BUF_SIZE];
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coap_pkt_t pdu;
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/* read request */
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_read_cli_stats_req(&pdu, &buf[0]);
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/* generate response */
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gcoap_resp_init(&pdu, &buf[0], sizeof(buf), COAP_CODE_CONTENT);
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char resp_payload[] = "2";
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memcpy(&pdu.payload[0], &resp_payload[0], strlen(resp_payload));
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ssize_t res = gcoap_finish(&pdu, strlen(resp_payload), COAP_FORMAT_TEXT);
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uint8_t resp_data[] = {
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0x52, 0x45, 0x20, 0xb6, 0x35, 0x61, 0xc0, 0xff,
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0x32
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};
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TEST_ASSERT_EQUAL_INT(COAP_CLASS_SUCCESS, coap_get_code_class(&pdu));
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TEST_ASSERT_EQUAL_INT(2, coap_get_token_len(&pdu));
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TEST_ASSERT_EQUAL_INT(4 + 2, coap_get_total_hdr_len(&pdu));
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TEST_ASSERT_EQUAL_INT(COAP_TYPE_NON, coap_get_type(&pdu));
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TEST_ASSERT_EQUAL_INT(strlen(resp_payload), pdu.payload_len);
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TEST_ASSERT_EQUAL_INT(sizeof(resp_data), res);
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for (size_t i = 0; i < strlen(resp_payload); i++) {
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TEST_ASSERT_EQUAL_INT(resp_payload[i], pdu.payload[i]);
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}
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}
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Test *tests_gcoap_tests(void)
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{
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EMB_UNIT_TESTFIXTURES(fixtures) {
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new_TestFixture(test_gcoap__client_get_req),
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new_TestFixture(test_gcoap__client_get_resp),
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new_TestFixture(test_gcoap__server_get_req),
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new_TestFixture(test_gcoap__server_get_resp),
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};
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EMB_UNIT_TESTCALLER(gcoap_tests, NULL, NULL, fixtures);
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return (Test *)&gcoap_tests;
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}
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void tests_gcoap(void)
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{
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TESTS_RUN(tests_gcoap_tests());
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}
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/** @} */
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40
tests/unittests/tests-gcoap/tests-gcoap.h
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40
tests/unittests/tests-gcoap/tests-gcoap.h
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@ -0,0 +1,40 @@
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/*
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* Copyright (c) 2016 Ken Bannister. All rights reserved.
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*
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* This file is subject to the terms and conditions of the GNU Lesser
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* General Public License v2.1. See the file LICENSE in the top level
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* directory for more details.
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*/
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/**
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* @addtogroup unittests
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* @{
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*
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* @file
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* @brief Unit tests for the gcoap module
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*
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* @author Ken Bannister <kb2ma@runbox.com>
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*/
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#ifndef TESTS_GCOAP_H_
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#define TESTS_GCOAP_H_
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#include "embUnit.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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/**
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* @brief The entry point of this test suite.
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*
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* Includes simple success case tests to get a resource from a server, and
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* to provide a resource for a client.
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*/
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void tests_gcoap(void);
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#ifdef __cplusplus
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}
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#endif
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#endif /* TESTS_GCOAP_H_ */
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/** @} */
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