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tests: Test scheduling a later MetaLater from a later callback works

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The added test tests for the bug fixed by "MetaLater: Invoke later
callbacks queued by earlier ones".

https://bugzilla.gnome.org/show_bug.cgi?id=755605
This commit is contained in:
Jonas Ådahl 2015-09-22 16:21:01 +08:00
parent 35da6a9078
commit 821d737e2c
1 changed files with 91 additions and 0 deletions
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91
src/tests/unit-tests.c
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@ -84,6 +84,95 @@ meta_test_util_later_order (void)
g_main_loop_unref (loop);
}
typedef enum _MetaTestLaterScheduleFromLaterState
{
META_TEST_LATER_EXPECT_CALC_SHOWING,
META_TEST_LATER_EXPECT_SYNC_STACK,
META_TEST_LATER_EXPECT_BEFORE_REDRAW,
META_TEST_LATER_FINISHED,
} MetaTestLaterScheduleFromLaterState;
typedef struct _MetaTestLaterScheduleFromLaterData
{
GMainLoop *loop;
MetaTestLaterScheduleFromLaterState state;
} MetaTestLaterScheduleFromLaterData;
static gboolean
test_later_schedule_from_later_sync_stack_callback (gpointer user_data);
static gboolean
test_later_schedule_from_later_calc_showing_callback (gpointer user_data)
{
MetaTestLaterScheduleFromLaterData *data = user_data;
g_assert_cmpint (data->state, ==, META_TEST_LATER_EXPECT_CALC_SHOWING);
meta_later_add (META_LATER_SYNC_STACK,
test_later_schedule_from_later_sync_stack_callback,
data,
NULL);
data->state = META_TEST_LATER_EXPECT_SYNC_STACK;
return FALSE;
}
static gboolean
test_later_schedule_from_later_sync_stack_callback (gpointer user_data)
{
MetaTestLaterScheduleFromLaterData *data = user_data;
g_assert_cmpint (data->state, ==, META_TEST_LATER_EXPECT_SYNC_STACK);
data->state = META_TEST_LATER_EXPECT_BEFORE_REDRAW;
return FALSE;
}
static gboolean
test_later_schedule_from_later_before_redraw_callback (gpointer user_data)
{
MetaTestLaterScheduleFromLaterData *data = user_data;
g_assert_cmpint (data->state, ==, META_TEST_LATER_EXPECT_BEFORE_REDRAW);
data->state = META_TEST_LATER_FINISHED;
g_main_loop_quit (data->loop);
return FALSE;
}
static void
meta_test_util_later_schedule_from_later (void)
{
MetaTestLaterScheduleFromLaterData data;
data.loop = g_main_loop_new (NULL, FALSE);
/* Test that scheduling a MetaLater with 'when' being later than the one being
* invoked causes it to be invoked before any callback with a later 'when'
* value being invoked.
*
* The first and last callback is queued here. The one to be invoked in
* between is invoked in test_later_schedule_from_later_calc_showing_callback.
*/
meta_later_add (META_LATER_CALC_SHOWING,
test_later_schedule_from_later_calc_showing_callback,
&data,
NULL);
meta_later_add (META_LATER_BEFORE_REDRAW,
test_later_schedule_from_later_before_redraw_callback,
&data,
NULL);
data.state = META_TEST_LATER_EXPECT_CALC_SHOWING;
g_main_loop_run (data.loop);
g_main_loop_unref (data.loop);
g_assert_cmpint (data.state, ==, META_TEST_LATER_FINISHED);
}
static gboolean
run_tests (gpointer data)
{
@ -103,6 +192,8 @@ init_tests (int argc, char **argv)
g_test_bug_base ("http://bugzilla.gnome.org/show_bug.cgi?id=");
g_test_add_func ("/util/meta-later/order", meta_test_util_later_order);
g_test_add_func ("/util/meta-later/schedule-from-later",
meta_test_util_later_schedule_from_later);
}
int