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/***************************************************************************
* Copyright (c) 2024 Microsoft Corporation
* Copyright (c) 2025-present Eclipse ThreadX Contributors
*
* This program and the accompanying materials are made available under the
* terms of the MIT License which is available at
* https://opensource.org/licenses/MIT.
*
* SPDX-License-Identifier: MIT
**************************************************************************/
#include <stdio.h>
#include <stdarg.h>
#include <stddef.h>
#include <setjmp.h>
#include <cmocka.h> /* macros: https://api.cmocka.org/group__cmocka__asserts.html */
#include "nx_api.h"
#include "nx_azure_iot.h"
#include "nx_azure_iot_ciphersuites.h"
#include "nx_azure_iot_json_reader.h"
#define DEMO_DHCP_DISABLE
#define DEMO_IPV4_ADDRESS IP_ADDRESS(192, 168, 100, 33)
#define DEMO_IPV4_MASK 0xFFFFFF00UL
#define DEMO_GATEWAY_ADDRESS IP_ADDRESS(192, 168, 100, 1)
#define DEMO_DNS_SERVER_ADDRESS IP_ADDRESS(192, 168, 100, 1)
#define NETWORK_DRIVER _nx_ram_network_driver
/* Include main.c in the test case since we need to disable DHCP in this test. */
#include "main.c"
#define STRING_UNSIGNED_ARGS(s) (UCHAR *)s, strlen(s)
typedef VOID (*NX_AZURE_TEST_FN)();
static NX_IP *g_ip_ptr;
static NX_PACKET_POOL *g_pool_ptr;
static NX_DNS *g_dns_ptr;
static ULONG g_available_packet;
static const CHAR test_sample_json[] = "{\
\"uint_id\":1,\
\"int_value\":-56,\
\"double_value\":1234,\
\"bool_value1\":true,\
\"bool_value2\":false,\
\"description\":\"Unit test sample json\",\
\"list_value\":[1,1,\"unit test\",null],\
\"object_value\":{\"test\":true},\
\"json_value\":{\"test2\":true}\
}";
static UINT generate_test_sample_json(NX_PACKET *packet_ptr, UINT number_of_obj)
{
UINT status;
if (number_of_obj > 1)
{
if ((status = nx_packet_data_append(packet_ptr, STRING_UNSIGNED_ARGS("["),
packet_ptr -> nx_packet_pool_owner, NX_WAIT_FOREVER)))
{
return(status);
}
}
for (UINT index = 0; index < number_of_obj; index++)
{
if (index != 0)
{
if ((status = nx_packet_data_append(packet_ptr, STRING_UNSIGNED_ARGS(","),
packet_ptr -> nx_packet_pool_owner, NX_WAIT_FOREVER)))
{
return(status);
}
}
if ((status = nx_packet_data_append(packet_ptr, STRING_UNSIGNED_ARGS(test_sample_json),
packet_ptr -> nx_packet_pool_owner, NX_WAIT_FOREVER)))
{
return(status);
}
}
if (number_of_obj > 1)
{
if ((status = nx_packet_data_append(packet_ptr, STRING_UNSIGNED_ARGS("]"),
packet_ptr -> nx_packet_pool_owner, NX_WAIT_FOREVER)))
{
return(status);
}
}
return(NX_AZURE_IOT_SUCCESS);
}
static UINT read_test_sample_json(NX_AZURE_IOT_JSON_READER *reader_ptr, UINT number_of_obj)
{
UINT status;
uint32_t uint_value;
int32_t int_value;
UINT bool_value;
double double_value;
UCHAR str_value[100];
UINT bytes_copied;
if (number_of_obj > 1)
{
if (nx_azure_iot_json_reader_next_token(reader_ptr) ||
nx_azure_iot_json_reader_token_type(reader_ptr) != NX_AZURE_IOT_READER_TOKEN_BEGIN_ARRAY)
{
return(NX_AZURE_IOT_FAILURE);
}
}
for (UINT index = 0; index < number_of_obj; index++)
{
if (nx_azure_iot_json_reader_next_token(reader_ptr) ||
nx_azure_iot_json_reader_token_type(reader_ptr) != NX_AZURE_IOT_READER_TOKEN_BEGIN_OBJECT)
{
return(NX_AZURE_IOT_FAILURE);
}
/* uint_id = 1 */
if (nx_azure_iot_json_reader_next_token(reader_ptr) ||
!nx_azure_iot_json_reader_token_is_text_equal(reader_ptr, STRING_UNSIGNED_ARGS("uint_id")) ||
nx_azure_iot_json_reader_next_token(reader_ptr) ||
nx_azure_iot_json_reader_token_uint32_get(reader_ptr, &uint_value) ||
uint_value != 1)
{
return(NX_AZURE_IOT_FAILURE);
}
/* int_value = 1 */
if (nx_azure_iot_json_reader_next_token(reader_ptr) ||
!nx_azure_iot_json_reader_token_is_text_equal(reader_ptr, STRING_UNSIGNED_ARGS("int_value")) ||
nx_azure_iot_json_reader_next_token(reader_ptr) ||
nx_azure_iot_json_reader_token_int32_get(reader_ptr, &int_value) ||
int_value != -56)
{
return(NX_AZURE_IOT_FAILURE);
}
/* double_value = 1234 */
if (nx_azure_iot_json_reader_next_token(reader_ptr) ||
!nx_azure_iot_json_reader_token_is_text_equal(reader_ptr, STRING_UNSIGNED_ARGS("double_value")) ||
nx_azure_iot_json_reader_next_token(reader_ptr) ||
nx_azure_iot_json_reader_token_double_get(reader_ptr, &double_value) ||
double_value != 1234.0)
{
return(NX_AZURE_IOT_FAILURE);
}
/* bool_value1 = true */
bool_value = 0x11111111;
if (nx_azure_iot_json_reader_next_token(reader_ptr) ||
!nx_azure_iot_json_reader_token_is_text_equal(reader_ptr, STRING_UNSIGNED_ARGS("bool_value1")) ||
nx_azure_iot_json_reader_next_token(reader_ptr) ||
nx_azure_iot_json_reader_token_bool_get(reader_ptr, &bool_value) ||
(bool_value != NX_TRUE))
{
return(NX_AZURE_IOT_FAILURE);
}
/* bool_value2 = false */
bool_value = 0x11111111;
if (nx_azure_iot_json_reader_next_token(reader_ptr) ||
!nx_azure_iot_json_reader_token_is_text_equal(reader_ptr, STRING_UNSIGNED_ARGS("bool_value2")) ||
nx_azure_iot_json_reader_next_token(reader_ptr) ||
nx_azure_iot_json_reader_token_bool_get(reader_ptr, &bool_value) ||
(bool_value != NX_FALSE))
{
return(NX_AZURE_IOT_FAILURE);
}
/* description = Unit test sample json */
if (nx_azure_iot_json_reader_next_token(reader_ptr) ||
!nx_azure_iot_json_reader_token_is_text_equal(reader_ptr, STRING_UNSIGNED_ARGS("description")) ||
nx_azure_iot_json_reader_next_token(reader_ptr) ||
nx_azure_iot_json_reader_token_string_get(reader_ptr, str_value,
sizeof(str_value), &bytes_copied) ||
memcmp(str_value, STRING_UNSIGNED_ARGS("Unit test sample json") != 0))
{
return(NX_AZURE_IOT_FAILURE);
}
/* list_value = [1,1,\"unit test\",null] */
if (nx_azure_iot_json_reader_next_token(reader_ptr) ||
!nx_azure_iot_json_reader_token_is_text_equal(reader_ptr, STRING_UNSIGNED_ARGS("list_value")) ||
nx_azure_iot_json_reader_next_token(reader_ptr) ||
nx_azure_iot_json_reader_token_type(reader_ptr) != NX_AZURE_IOT_READER_TOKEN_BEGIN_ARRAY)
{
return(NX_AZURE_IOT_FAILURE);
}
if (nx_azure_iot_json_reader_next_token(reader_ptr) ||
nx_azure_iot_json_reader_token_int32_get(reader_ptr, &int_value) ||
int_value != 1 ||
nx_azure_iot_json_reader_next_token(reader_ptr) ||
nx_azure_iot_json_reader_next_token(reader_ptr) ||
nx_azure_iot_json_reader_next_token(reader_ptr) ||
nx_azure_iot_json_reader_next_token(reader_ptr))
{
return(NX_AZURE_IOT_FAILURE);
}
/* object_value:{"test":true} */
if (nx_azure_iot_json_reader_next_token(reader_ptr) ||
!nx_azure_iot_json_reader_token_is_text_equal(reader_ptr, STRING_UNSIGNED_ARGS("object_value")) ||
nx_azure_iot_json_reader_next_token(reader_ptr) ||
nx_azure_iot_json_reader_token_type(reader_ptr) != NX_AZURE_IOT_READER_TOKEN_BEGIN_OBJECT ||
nx_azure_iot_json_reader_skip_children(reader_ptr))
{
return(NX_AZURE_IOT_FAILURE);
}
/* object_value:{"test2":true} */
bool_value = 0x11111111;
if (nx_azure_iot_json_reader_next_token(reader_ptr) ||
!nx_azure_iot_json_reader_token_is_text_equal(reader_ptr, STRING_UNSIGNED_ARGS("json_value")) ||
nx_azure_iot_json_reader_next_token(reader_ptr) ||
nx_azure_iot_json_reader_token_type(reader_ptr) != NX_AZURE_IOT_READER_TOKEN_BEGIN_OBJECT ||
nx_azure_iot_json_reader_next_token(reader_ptr) ||
!nx_azure_iot_json_reader_token_is_text_equal(reader_ptr, STRING_UNSIGNED_ARGS("test2")) ||
nx_azure_iot_json_reader_next_token(reader_ptr) ||
nx_azure_iot_json_reader_token_bool_get(reader_ptr, &bool_value) ||
(bool_value != NX_TRUE) ||
nx_azure_iot_json_reader_next_token(reader_ptr) ||
nx_azure_iot_json_reader_token_type(reader_ptr) != NX_AZURE_IOT_READER_TOKEN_END_OBJECT)
{
return(NX_AZURE_IOT_FAILURE);
}
if (nx_azure_iot_json_reader_next_token(reader_ptr) ||
nx_azure_iot_json_reader_token_type(reader_ptr) != NX_AZURE_IOT_READER_TOKEN_END_OBJECT)
{
return(NX_AZURE_IOT_FAILURE);
}
}
if (number_of_obj > 1)
{
if (nx_azure_iot_json_reader_next_token(reader_ptr) ||
nx_azure_iot_json_reader_token_type(reader_ptr) != NX_AZURE_IOT_READER_TOKEN_END_ARRAY)
{
return(NX_AZURE_IOT_FAILURE);
}
}
return(NX_AZURE_IOT_SUCCESS);
}
/* Hook executed before every test */
static VOID test_begin()
{
/* Record number of available packet before test */
g_available_packet = g_pool_ptr -> nx_packet_pool_available;
}
/* Hook execute after all tests are executed successfully */
static VOID test_end()
{
/* Check if all the packet are released */
assert_int_equal(g_pool_ptr -> nx_packet_pool_available, g_available_packet);
}
/**
* Test json reader INVALID argument
*
**/
static VOID test_nx_azure_iot_json_reader_invalid_argument_fail()
{
NX_AZURE_IOT_JSON_READER reader;
printf("test starts =>: %s\n", __func__);
assert_int_not_equal(nx_azure_iot_json_reader_with_buffer_init(NX_NULL,
NX_NULL, 0),
NX_AZURE_IOT_SUCCESS);
assert_int_not_equal(nx_azure_iot_json_reader_with_buffer_init(&reader,
NX_NULL, 0),
NX_AZURE_IOT_SUCCESS);
assert_int_not_equal(nx_azure_iot_json_reader_init(NX_NULL, NX_NULL),
NX_AZURE_IOT_SUCCESS);
assert_int_not_equal(nx_azure_iot_json_reader_init(&reader, NX_NULL),
NX_AZURE_IOT_SUCCESS);
assert_int_not_equal(nx_azure_iot_json_reader_deinit(NX_NULL),
NX_AZURE_IOT_SUCCESS);
assert_int_not_equal(nx_azure_iot_json_reader_next_token(NX_NULL),
NX_AZURE_IOT_SUCCESS);
assert_int_not_equal(nx_azure_iot_json_reader_skip_children(NX_NULL),
NX_AZURE_IOT_SUCCESS);
assert_int_not_equal(nx_azure_iot_json_reader_token_bool_get(NX_NULL, NX_NULL),
NX_AZURE_IOT_SUCCESS);
assert_int_not_equal(nx_azure_iot_json_reader_token_uint32_get(NX_NULL, NX_NULL),
NX_AZURE_IOT_SUCCESS);
assert_int_not_equal(nx_azure_iot_json_reader_token_int32_get(NX_NULL, NX_NULL),
NX_AZURE_IOT_SUCCESS);
assert_int_not_equal(nx_azure_iot_json_reader_token_double_get(NX_NULL, NX_NULL),
NX_AZURE_IOT_SUCCESS);
assert_int_not_equal(nx_azure_iot_json_reader_token_string_get(NX_NULL,
NX_NULL, 0,
NX_NULL),
NX_AZURE_IOT_SUCCESS);
assert_int_not_equal(nx_azure_iot_json_reader_token_is_text_equal(NX_NULL, NX_NULL, 0),
NX_AZURE_IOT_SUCCESS);
assert_int_not_equal(nx_azure_iot_json_reader_token_type(NX_NULL),
NX_AZURE_IOT_SUCCESS);
}
/**
* Test json reader empty payload
*
**/
static VOID test_nx_azure_iot_json_reader_empty_fail()
{
NX_AZURE_IOT_JSON_READER reader;
NX_PACKET *packet_ptr;
printf("test starts =>: %s\n", __func__);
assert_int_equal(nx_azure_iot_json_reader_with_buffer_init(&reader,
test_sample_json,
0),
NX_AZURE_IOT_SUCCESS);
assert_int_not_equal(nx_azure_iot_json_reader_next_token(&reader), NX_AZURE_IOT_SUCCESS);
assert_int_equal(nx_azure_iot_json_reader_deinit(&reader),
NX_AZURE_IOT_SUCCESS);
assert_int_equal(nx_packet_allocate(g_pool_ptr,
&packet_ptr, 0,
NX_WAIT_FOREVER),
NX_AZURE_IOT_SUCCESS);
assert_int_equal(nx_azure_iot_json_reader_init(&reader,
packet_ptr),
NX_AZURE_IOT_SUCCESS);
assert_int_not_equal(nx_azure_iot_json_reader_next_token(&reader), NX_AZURE_IOT_SUCCESS);
assert_int_equal(nx_packet_release(packet_ptr),
NX_AZURE_IOT_SUCCESS);
assert_int_equal(nx_azure_iot_json_reader_deinit(&reader),
NX_AZURE_IOT_SUCCESS);
}
/**
* Test json reader static buffer
*
**/
static VOID test_nx_azure_iot_json_reader_success()
{
NX_AZURE_IOT_JSON_READER reader;
printf("test starts =>: %s\n", __func__);
assert_int_equal(nx_azure_iot_json_reader_with_buffer_init(&reader,
test_sample_json,
sizeof(test_sample_json) - 1),
NX_AZURE_IOT_SUCCESS);
assert_int_equal(read_test_sample_json(&reader, 1), NX_AZURE_IOT_SUCCESS);
assert_int_equal(nx_azure_iot_json_reader_next_token(&reader), NX_AZURE_IOT_NOT_FOUND);
assert_int_equal(nx_azure_iot_json_reader_deinit(&reader),
NX_AZURE_IOT_SUCCESS);
}
/**
* Test json reader with nx_packet
*
**/
static VOID test_nx_azure_iot_json_reader_with_nx_packet_success()
{
NX_AZURE_IOT_JSON_READER reader;
NX_PACKET *packet_ptr;
UINT number_of_obj = ((g_pool_ptr -> nx_packet_pool_payload_size * NX_AZURE_IOT_READER_MAX_LIST) /
(sizeof(test_sample_json) - 1)) - 1;
printf("test starts =>: %s\n", __func__);
assert_int_equal(nx_packet_allocate(g_pool_ptr,
&packet_ptr, 0,
NX_WAIT_FOREVER),
NX_AZURE_IOT_SUCCESS);
assert_int_equal(generate_test_sample_json(packet_ptr, number_of_obj),
NX_AZURE_IOT_SUCCESS);
assert_int_equal(nx_azure_iot_json_reader_init(&reader,
packet_ptr),
NX_AZURE_IOT_SUCCESS);
assert_int_equal(read_test_sample_json(&reader, number_of_obj), NX_AZURE_IOT_SUCCESS);
assert_int_equal(nx_azure_iot_json_reader_next_token(&reader), NX_AZURE_IOT_NOT_FOUND);
assert_int_equal(nx_packet_release(packet_ptr),
NX_AZURE_IOT_SUCCESS);
assert_int_equal(nx_azure_iot_json_reader_deinit(&reader),
NX_AZURE_IOT_SUCCESS);
}
/**
* Test json reader with OOM
*
**/
static VOID test_nx_azure_iot_json_reader_with_oom_fail()
{
NX_AZURE_IOT_JSON_READER reader;
NX_PACKET *packet_ptr;
UINT number_of_obj = ((g_pool_ptr -> nx_packet_pool_payload_size * NX_AZURE_IOT_READER_MAX_LIST) /
(sizeof(test_sample_json) - 1)) + 1;
printf("test starts =>: %s\n", __func__);
assert_int_equal(nx_packet_allocate(g_pool_ptr,
&packet_ptr, 0,
NX_WAIT_FOREVER),
NX_AZURE_IOT_SUCCESS);
assert_int_equal(generate_test_sample_json(packet_ptr, number_of_obj),
NX_AZURE_IOT_SUCCESS);
assert_int_not_equal(nx_azure_iot_json_reader_init(&reader,
packet_ptr),
NX_AZURE_IOT_SUCCESS);
assert_int_equal(nx_packet_release(packet_ptr),
NX_AZURE_IOT_SUCCESS);
assert_int_equal(nx_azure_iot_json_reader_deinit(&reader),
NX_AZURE_IOT_SUCCESS);
}
VOID demo_entry(NX_IP *ip_ptr, NX_PACKET_POOL *pool_ptr, NX_DNS *dns_ptr,
UINT (*unix_time_callback)(ULONG *unix_time))
{
NX_AZURE_TEST_FN tests[] = { test_nx_azure_iot_json_reader_invalid_argument_fail,
test_nx_azure_iot_json_reader_empty_fail,
test_nx_azure_iot_json_reader_success,
test_nx_azure_iot_json_reader_with_nx_packet_success,
test_nx_azure_iot_json_reader_with_oom_fail };
INT number_of_tests = sizeof(tests)/sizeof(tests[0]);
printf("Number of tests %d\r\n", number_of_tests);
g_ip_ptr = ip_ptr;
g_pool_ptr = pool_ptr;
g_dns_ptr = dns_ptr;
for (INT index = 0; index < number_of_tests; index++)
{
test_begin();
tests[index]();
test_end();
}
}
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