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/*
* strlcpy test suite.
*
* The canonical version of this file is maintained in the rra-c-util package,
* which can be found at <http://www.eyrie.org/~eagle/software/rra-c-util/>.
*
* Written by Russ Allbery <eagle@eyrie.org>
*
* The authors hereby relinquish any claim to any copyright that they may have
* in this work, whether granted under contract or by operation of law or
* international treaty, and hereby commit to the public, at large, that they
* shall not, at any time in the future, seek to enforce any copyright in this
* work against any person or entity, or prevent any person or entity from
* copying, publishing, distributing or creating derivative works of this
* work.
*/
#include <config.h>
#include <portable/system.h>
#include <tests/tap/basic.h>
size_t test_strlcpy(char *, const char *, size_t);
int
main(void)
{
char buffer[10];
plan(23);
is_int(3, test_strlcpy(buffer, "foo", sizeof(buffer)), "simple strlcpy");
is_string("foo", buffer, "...result is correct");
is_int(9, test_strlcpy(buffer, "hello wor", sizeof(buffer)),
"strlcpy exact length of buffer");
is_string("hello wor", buffer, "...result is correct");
is_int(10, test_strlcpy(buffer, "world hell", sizeof(buffer)),
"strlcpy one more than buffer length");
is_string("world hel", buffer, "...result is correct");
ok(buffer[9] == '\0', "...buffer is nul-terminated");
is_int(11, test_strlcpy(buffer, "hello world", sizeof(buffer)),
"strlcpy more than buffer length");
is_string("hello wor", buffer, "...result is correct");
ok(buffer[9] == '\0', "...buffer is nul-terminated");
/* Make sure that with a size of 0, the destination isn't changed. */
is_int(3, test_strlcpy(buffer, "foo", 0), "buffer unchanged if size 0");
is_string("hello wor", buffer, "...contents still the same");
/* Now play with empty strings. */
is_int(0, test_strlcpy(buffer, "", 0), "copy empty string with size 0");
is_string("hello wor", buffer, "...buffer unchanged");
is_int(0, test_strlcpy(buffer, "", sizeof(buffer)),
"copy empty string into full buffer");
is_string("", buffer, "...buffer now empty string");
is_int(3, test_strlcpy(buffer, "foo", 2),
"copy string into buffer of size 2");
is_string("f", buffer, "...got one character");
ok(buffer[1] == '\0', "...buffer is nul-terminated");
is_int(0, test_strlcpy(buffer, "", 1),
"copy empty string into buffer of size 1");
ok(buffer[0] == '\0', "...buffer is empty string");
/* Finally, check using strlcpy as strlen. */
is_int(3, test_strlcpy(NULL, "foo", 0), "use strlcpy as strlen");
is_int(11, test_strlcpy(NULL, "hello world", 0), "...again");
return 0;
}
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