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/*
* COPYRIGHT (c) International Business Machines Corp. 2022
*
* This program is provided under the terms of the Common Public License,
* version 1.0 (CPL-1.0). Any use, reproduction or distribution for this
* software constitutes recipient's acceptance of CPL-1.0 terms which can be
* found in the file LICENSE file or at
* https://opensource.org/licenses/cpl1.0.php
*/
#include <stdio.h>
#include <string.h>
#include <unistd.h>
#include <buffer.h>
#include "unittest.h"
#define STDERR_RC_UNEXP(n, func, rc, exp_rc) \
fprintf(stderr, "[%d] %s: %s (curr: %ld, expected: %ld)\n", \
n, func, "unexpected return value", rc, exp_rc)
static char *short_string = "abc";
static char *long_string = "abcdefghijklmnopqrstuvwxyz"
"ABCDEFGHIJKLMNOPQRSTUVWXYZ"
"abcdefghijklmnopqrstuvwxyz"
"ABCDEFGHIJKLMNOPQRSTUVWXYZ"
"abcdefghijklmnopqrstuvwxyz"
"ABCDEFGHIJKLMNOPQRSTUVWXYZ"
"abcdefghijklmnopqrstuvwxyz"
"ABCDEFGHIJKLMNOPQRSTUVWXYZ"
"abcdefghijklmnopqrstuvwxyz"
"ABCDEFGHIJKLMNOPQRSTUVWXYZ"
"abcdefghijklmnopqrstuvwxyz"
"ABCDEFGHIJKLMNOPQRSTUVWXYZ";
static int test_buffer_api(char *s)
{
int result = 0;
long rc, exp_rc;
size_t s_len = strlen(s);
p11_buffer_t *buf = p11_buffer_new();
/* check for buffer length and size */
if ((*p11_buffer_char(buf) != '\0') ||
(p11_buffer_char(buf) == NULL) ||
(p11_buffer_size(buf) == 0) ||
(strlen(p11_buffer_char(buf)) != 0)) {
fprintf(stderr, "[%d] %s: %s\n",
0, "p11_buffer_new()",
"wrong initial buffer values");
result++;
}
/* check corner case s == NULL */
exp_rc = strlen(p11_buffer_char(buf));
rc = p11_buffer_append(buf, NULL);
if (rc != exp_rc) {
STDERR_RC_UNEXP(1, "p11_buffer_append()", rc, exp_rc);
result++;
}
/* check corner case s == NULL, len == 0 */
exp_rc = strlen(p11_buffer_char(buf));
rc = p11_buffer_append_len(buf, NULL, 0);
if (rc != exp_rc) {
STDERR_RC_UNEXP(2, "p11_buffer_append_len()", rc, exp_rc);
result++;
}
/* check corner case len == 0 */
exp_rc = strlen(p11_buffer_char(buf));
rc = p11_buffer_append_len(buf, s, 0);
if (rc != exp_rc) {
STDERR_RC_UNEXP(3, "p11_buffer_append_len()", rc, exp_rc);
result++;
}
/* normal append */
exp_rc = strlen(p11_buffer_char(buf)) + s_len;
rc = p11_buffer_append(buf, s);
if (rc != exp_rc) {
STDERR_RC_UNEXP(4, "p11_buffer_append()", rc, exp_rc);
result++;
}
/* normal append with length */
exp_rc = strlen(p11_buffer_char(buf)) + s_len;
rc = p11_buffer_append_len(buf, s, s_len);
if (rc != exp_rc) {
STDERR_RC_UNEXP(5, "p11_buffer_append()", rc, exp_rc);
result++;
}
/* normal append with printf */
exp_rc = strlen(p11_buffer_char(buf)) + 14 + s_len;
rc = p11_buffer_append_printf(buf, "append_prinf(%s)", s);
if (rc != exp_rc) {
STDERR_RC_UNEXP(6, "p11_buffer_append()", rc, exp_rc);
result++;
}
/* reset buffer */
p11_buffer_reset(buf);
if ((*p11_buffer_char(buf) != '\0') ||
(strlen(p11_buffer_char(buf)) != 0)) {
fprintf(stderr, "[%d] %s: %s\n",
7, "p11_buffer_reset()",
"wrong buffer values after reset");
result++;
}
p11_buffer_free(buf);
return result;
}
int main(void)
{
if (test_buffer_api(short_string))
return TEST_FAIL;
if (test_buffer_api(long_string))
return TEST_FAIL;
return TEST_PASS;
}
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