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tests/mainloop: iterate for a little while for timeout-once

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On win32, WaitForSingleObject may return before the timeout is
dispatched, as it doesn't have a resolution higher than the system tick.
Wait for ~50ms before checking the callback changes.

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
This commit is contained in:
Marc-André Lureau 2022-06-24 15:08:43 +04:00
parent 17ac6642c7
commit 1a29fd4308
1 changed files with 7 additions and 2 deletions
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9
glib/tests/mainloop.c
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@ -2349,6 +2349,7 @@ test_maincontext_timeout_once (void)
{
guint counter = 0, check_counter = 0;
guint source_id;
gint64 t;
GSource *source;
g_test_summary ("Test g_timeout_add_once() works");
@ -2360,14 +2361,18 @@ test_maincontext_timeout_once (void)
/* Iterating the main context should dispatch the source, though we have to block. */
g_assert_cmpuint (counter, ==, 0);
g_main_context_iteration (NULL, TRUE);
t = g_get_monotonic_time ();
while (g_get_monotonic_time () - t < 50 * 1000 && counter == 0)
g_main_context_iteration (NULL, TRUE);
g_assert_cmpuint (counter, ==, 1);
/* Iterating it again should not dispatch the source again. We add a second
* timeout and block until that is dispatched. Given the ordering guarantees,
* we should then know whether the first one would have re-dispatched by then. */
g_timeout_add_once (30 /* ms */, once_cb, &check_counter);
g_main_context_iteration (NULL, TRUE);
t = g_get_monotonic_time ();
while (g_get_monotonic_time () - t < 50 * 1000 && check_counter == 0)
g_main_context_iteration (NULL, TRUE);
g_assert_cmpuint (check_counter, ==, 1);
g_assert_cmpuint (counter, ==, 1);
g_assert_true (g_source_is_destroyed (source));