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changed to cJSON_PrintPreallocated, added flag in printbuffer

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This commit is contained in:
Kyle Chisholm
2016-11-25 13:33:10 -05:00
committed by Max Bruckner
parent 602c241a0b
commit de93d76d0b
3 changed files with 61 additions and 5 deletions
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49
test.c
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@ -22,6 +22,7 @@
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "cJSON.h"
/* Parse text to JSON, then render back to text, and print! */
@ -219,16 +220,60 @@ void create_objects(void)
/* cJSON_ReplaceItemInObject(cJSON_GetArrayItem(root, 1), "City", cJSON_CreateIntArray(ids, 4)); */
out = cJSON_Print(root);
cJSON_Delete(root);
printf("%s\n", out);
printf("Test cJSON_PrintPreallocated:\n");
/* create buffer */
size_t len = strlen(out) + 1;
char *buf = malloc(len);
/* create buffer to fail */
size_t len_fail = strlen(out);
char *buf_fail = malloc(len_fail);
free(out);
/* Print to buffer */
if (cJSON_PrintPreallocated(root, buf, len, 1) != 0) {
printf("cJSON_PrintPreallocated failed (but it should not have!)\n");
free(buf_fail);
free(buf);
exit(EXIT_FAILURE);
} else {
printf("cJSON_PrintPreallocated:\n%s\n", buf);
}
/* unformatted output */
if (cJSON_PrintPreallocated(root, buf, len, 0) != 0) {
printf("cJSON_PrintPreallocated failed (but it should not have!)\n");
free(buf_fail);
free(buf);
exit(EXIT_FAILURE);
} else {
printf("cJSON_PrintPreallocated (unformatted):\n%s\n", buf);
}
free(buf);
/* force it to fail */
if (cJSON_PrintPreallocated(root, buf_fail, len_fail, 1) != 0) {
printf("cJSON_PrintPreallocated failed (as expected)\n");
} else {
printf("cJSON_PrintPreallocated worked (but it should have failed!)\n");
printf("cJSON_PrintPreallocated:\n%s\n", buf_fail);
}
free(buf_fail);
cJSON_Delete(root);
root = cJSON_CreateObject();
cJSON_AddNumberToObject(root, "number", 1.0 / zero);
out = cJSON_Print(root);
cJSON_Delete(root);
printf("%s\n", out);
cJSON_Delete(root);
free(out);
}
int main(void)