mirror of https://github.com/DaveGamble/cJSON
Tests: Test if the readme examples are working
This commit is contained in:
Max Bruckner
parent
5605fa4ad5
commit
e7d0c1dc37
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@ -56,6 +56,7 @@ if(ENABLE_CJSON_TEST)
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parse_with_opts
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parse_with_opts
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compare_tests
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compare_tests
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cjson_add
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cjson_add
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readme_examples
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)
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)
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option(ENABLE_VALGRIND OFF "Enable the valgrind memory checker for the tests.")
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option(ENABLE_VALGRIND OFF "Enable the valgrind memory checker for the tests.")
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@ -0,0 +1,258 @@
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/*
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Copyright (c) 2009-2017 Dave Gamble and cJSON contributors
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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THE SOFTWARE.
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include "unity/examples/unity_config.h"
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#include "unity/src/unity.h"
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#include "common.h"
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static const char *json = "{\n\
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\t\"name\":\t\"Awesome 4K\",\n\
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\t\"resolutions\":\t[{\n\
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\t\t\t\"width\":\t1280,\n\
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\t\t\t\"height\":\t720\n\
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\t\t}, {\n\
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\t\t\t\"width\":\t1920,\n\
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\t\t\t\"height\":\t1080\n\
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\t\t}, {\n\
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\t\t\t\"width\":\t3840,\n\
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\t\t\t\"height\":\t2160\n\
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\t\t}]\n\
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}";
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static char* create_monitor(void)
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{
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const unsigned int resolution_numbers[3][2] = {
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{1280, 720},
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{1920, 1080},
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{3840, 2160}
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};
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char *string = NULL;
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cJSON *name = NULL;
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cJSON *resolutions = NULL;
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cJSON *resolution = NULL;
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cJSON *width = NULL;
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cJSON *height = NULL;
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size_t index = 0;
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cJSON *monitor = cJSON_CreateObject();
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if (monitor == NULL)
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{
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goto end;
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}
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name = cJSON_CreateString("Awesome 4K");
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if (name == NULL)
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{
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goto end;
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}
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/* after creation was successful, immediately add it to the monitor,
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* thereby transfering ownership of the pointer to it */
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cJSON_AddItemToObject(monitor, "name", name);
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resolutions = cJSON_CreateArray();
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if (resolutions == NULL)
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{
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goto end;
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}
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cJSON_AddItemToObject(monitor, "resolutions", resolutions);
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for (index = 0; index < (sizeof(resolution_numbers) / (2 * sizeof(int))); ++index)
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{
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resolution = cJSON_CreateObject();
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if (resolution == NULL)
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{
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goto end;
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}
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cJSON_AddItemToArray(resolutions, resolution);
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width = cJSON_CreateNumber(resolution_numbers[index][0]);
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if (width == NULL)
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{
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goto end;
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}
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cJSON_AddItemToObject(resolution, "width", width);
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height = cJSON_CreateNumber(resolution_numbers[index][1]);
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if (height == NULL)
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{
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goto end;
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}
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cJSON_AddItemToObject(resolution, "height", height);
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}
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string = cJSON_Print(monitor);
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if (string == NULL)
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{
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fprintf(stderr, "Failed to print monitor.\n");
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}
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end:
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cJSON_Delete(monitor);
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return string;
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}
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static char *create_monitor_with_helpers(void)
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{
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const unsigned int resolution_numbers[3][2] = {
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{1280, 720},
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{1920, 1080},
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{3840, 2160}
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};
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char *string = NULL;
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cJSON *resolutions = NULL;
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size_t index = 0;
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cJSON *monitor = cJSON_CreateObject();
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if (cJSON_AddStringToObject(monitor, "name", "Awesome 4K") == NULL)
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{
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goto end;
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}
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resolutions = cJSON_AddArrayToObject(monitor, "resolutions");
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if (resolutions == NULL)
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{
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goto end;
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}
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for (index = 0; index < (sizeof(resolution_numbers) / (2 * sizeof(int))); ++index)
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{
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cJSON *resolution = cJSON_CreateObject();
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if (cJSON_AddNumberToObject(resolution, "width", resolution_numbers[index][0]) == NULL)
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{
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goto end;
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}
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if(cJSON_AddNumberToObject(resolution, "height", resolution_numbers[index][1]) == NULL)
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{
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goto end;
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}
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cJSON_AddItemToArray(resolutions, resolution);
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}
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string = cJSON_Print(monitor);
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if (string == NULL) {
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fprintf(stderr, "Failed to print monitor.\n");
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}
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end:
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cJSON_Delete(monitor);
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return string;
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}
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/* return 1 if the monitor supports full hd, 0 otherwise */
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static int supports_full_hd(const char * const monitor)
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{
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const cJSON *resolution = NULL;
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const cJSON *resolutions = NULL;
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const cJSON *name = NULL;
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int status = 0;
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cJSON *monitor_json = cJSON_Parse(monitor);
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if (monitor_json == NULL)
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{
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const char *error_ptr = cJSON_GetErrorPtr();
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if (error_ptr != NULL)
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{
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fprintf(stderr, "Error before: %s\n", error_ptr);
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}
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status = 0;
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goto end;
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}
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name = cJSON_GetObjectItemCaseSensitive(monitor_json, "name");
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if (cJSON_IsString(name) && (name->valuestring != NULL))
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{
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printf("Checking monitor \"%s\"\n", name->valuestring);
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}
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resolutions = cJSON_GetObjectItemCaseSensitive(monitor_json, "resolutions");
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cJSON_ArrayForEach(resolution, resolutions)
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{
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cJSON *width = cJSON_GetObjectItemCaseSensitive(resolution, "width");
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cJSON *height = cJSON_GetObjectItemCaseSensitive(resolution, "height");
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if (!cJSON_IsNumber(width) || !cJSON_IsNumber(height))
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{
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status = 0;
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goto end;
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}
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if ((width->valuedouble == 1920) && (height->valuedouble == 1080))
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{
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status = 1;
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goto end;
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}
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}
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end:
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cJSON_Delete(monitor_json);
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return status;
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}
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static void create_monitor_should_create_a_monitor(void)
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{
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char *monitor = create_monitor();
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TEST_ASSERT_EQUAL_STRING(monitor, json);
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free(monitor);
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}
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static void create_monitor_with_helpers_should_create_a_monitor(void)
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{
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char *monitor = create_monitor_with_helpers();
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TEST_ASSERT_EQUAL_STRING(json, monitor);
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free(monitor);
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}
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static void supports_full_hd_should_check_for_full_hd_support(void)
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{
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static const char *monitor_without_hd = "{\n\
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\t\t\"name\": \"lame monitor\",\n\
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\t\t\"resolutions\":\t[{\n\
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\t\t\t\"width\":\t640,\n\
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\t\t\t\"height\":\t480\n\
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\t\t}]\n\
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}";
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TEST_ASSERT(supports_full_hd(json));
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TEST_ASSERT_FALSE(supports_full_hd(monitor_without_hd));
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}
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int main(void)
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{
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UNITY_BEGIN();
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RUN_TEST(create_monitor_should_create_a_monitor);
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RUN_TEST(create_monitor_with_helpers_should_create_a_monitor);
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RUN_TEST(supports_full_hd_should_check_for_full_hd_support);
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return UNITY_END();
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}
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