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spa: add a new string helper with spa_strtol()

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Most of the time when we convert a string to an integer we only care about
success. Let's wrap this with a helper function that sets the value to the
result and returns true on success.
This commit is contained in:
Peter Hutterer 2021-05-14 10:20:09 +10:00 • committed by Wim Taymans
parent 0504ebffeb
commit 5aa15d10e9
2 changed files with 116 additions and 0 deletions
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49
spa/tests/test-utils.c
View file

@ -28,6 +28,7 @@
#include <spa/utils/list.h>
#include <spa/utils/hook.h>
#include <spa/utils/ringbuffer.h>
#include <spa/utils/string.h>
#include <spa/utils/type.h>
static void test_abi(void)
@ -429,6 +430,53 @@ static void test_ringbuffer(void)
spa_assert(!memcmp(buffer, " !!!o pipewire rocks", 20));
}
static void test_strtol(void)
{
int32_t v;
spa_assert(spa_atoi32("0", &v, 0) && v == 0);
spa_assert(spa_atoi32("0", &v, 16) && v == 0);
spa_assert(spa_atoi32("0", &v, 32) && v == 0);
spa_assert(spa_atoi32("-1", &v, 0) && v == -1);
spa_assert(spa_atoi32("-1234", &v, 0) && v == -1234);
spa_assert(spa_atoi32("-2147483648", &v, 0) && v == -2147483648);
spa_assert(spa_atoi32("+1", &v, 0) && v == 1);
spa_assert(spa_atoi32("+1234", &v, 0) && v == 1234);
spa_assert(spa_atoi32("+2147483647", &v, 0) && v == 2147483647);
spa_assert(spa_atoi32("65535", &v, 0) && v == 0xffff);
spa_assert(spa_atoi32("65535", &v, 10) && v == 0xffff);
spa_assert(spa_atoi32("65535", &v, 16) && v == 0x65535);
spa_assert(spa_atoi32("0xff", &v, 0) && v == 0xff);
spa_assert(spa_atoi32("0xff", &v, 16) && v == 0xff);
v = 0xabcd;
spa_assert(!spa_atoi32("0xff", &v, 10) && v == 0xabcd);
spa_assert(!spa_atoi32("fabc", &v, 10) && v == 0xabcd);
spa_assert(!spa_atoi32("fabc", &v, 0) && v == 0xabcd);
spa_assert(!spa_atoi32("124bogus", &v, 0) && v == 0xabcd);
spa_assert(!spa_atoi32("124bogus", &v, 10) && v == 0xabcd);
spa_assert(!spa_atoi32("124bogus", &v, 16) && v == 0xabcd);
spa_assert(!spa_atoi32("0xbogus", &v, 0) && v == 0xabcd);
spa_assert(!spa_atoi32("bogus", &v, 10) && v == 0xabcd);
spa_assert(!spa_atoi32("bogus", &v, 16) && v == 0xabcd);
spa_assert(!spa_atoi32("", &v, 0) && v == 0xabcd);
spa_assert(!spa_atoi32("", &v, 10) && v == 0xabcd);
spa_assert(!spa_atoi32("", &v, 16) && v == 0xabcd);
spa_assert(!spa_atoi32(" ", &v, 0) && v == 0xabcd);
spa_assert(!spa_atoi32(" ", &v, 0) && v == 0xabcd);
spa_assert(!spa_atoi32("-2147483649", &v, 0) && v == 0xabcd);
spa_assert(!spa_atoi32("2147483648", &v, 0) && v == 0xabcd);
spa_assert(!spa_atoi32("9223372036854775807", &v, 0) && v == 0xabcd);
spa_assert(!spa_atoi32("-9223372036854775808", &v, 0) && v == 0xabcd);
spa_assert(!spa_atoi32("9223372036854775808999", &v, 0) && v == 0xabcd);
spa_assert(!spa_atoi32(NULL, &v, 0) && v == 0xabcd);
spa_assert(!spa_atoi32(NULL, &v, 10) && v == 0xabcd);
spa_assert(!spa_atoi32(NULL, &v, 16) && v == 0xabcd);
}
int main(int argc, char *argv[])
{
test_abi();
@ -438,5 +486,6 @@ int main(int argc, char *argv[])
test_list();
test_hook();
test_ringbuffer();
test_strtol();
return 0;
}