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test: test for logging function

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Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
This commit is contained in:
Peter Hutterer 2013-09-03 16:54:44 +10:00
parent ad709cf953
commit 112ac0351f
1 changed files with 21 additions and 8 deletions
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29
test/test-libevdev-init.c
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@ -93,10 +93,16 @@ START_TEST(test_init_and_change_fd)
}
END_TEST
static int log_fn_called = 0;
static char *logdata = "test";
static void logfunc(enum libevdev_log_priority priority,
void *data,
const char *file, int line, const char *func,
const char *f, va_list args) {}
const char *f, va_list args) {
ck_assert_int_eq(strcmp(logdata, data), 0);
log_fn_called++;
}
START_TEST(test_log_init)
{
@ -107,16 +113,23 @@ START_TEST(test_log_init)
dev = libevdev_new();
ck_assert(dev != NULL);
libevdev_set_log_function(logfunc, NULL);
libevdev_free(dev);
dev = libevdev_new();
ck_assert(dev != NULL);
libevdev_set_log_function(logfunc, logdata);
libevdev_next_event(dev, LIBEVDEV_READ_NORMAL, NULL);
libevdev_set_log_function(NULL, NULL);
libevdev_set_log_function(logfunc, NULL);
libevdev_free(dev);
/* well, we didn't crash. can't test this otherwise */
libevdev_next_event(dev, LIBEVDEV_READ_NORMAL, NULL);
libevdev_set_log_function(logfunc, logdata);
libevdev_next_event(dev, LIBEVDEV_READ_NORMAL, NULL);
/* libevdev_next_event(dev, LIBEVDEV_READ_NORMAL, NULL) should
trigger a log message. We called it three times, but only twice
with the logfunc set, thus, ensure we only called the logfunc
twice */
ck_assert_int_eq(log_fn_called, 2);
libevdev_free(dev);
}
END_TEST