mirror of
https://gitlab.gnome.org/GNOME/glib.git
synced 2024-12-25 15:06:14 +01:00
tests: add some tests for GContextSpecificGroup
https://bugzilla.gnome.org/show_bug.cgi?id=742599
This commit is contained in:
Ryan Lortie
parent
548c165a9f
commit
88745c2fa7
@ -1,7 +1,10 @@
|
||||
#include "gcontextspecificgroup.c"
|
||||
#include <gio/gio.h>
|
||||
#include <stdlib.h>
|
||||
#include <string.h>
|
||||
|
||||
#define N_THREADS 10
|
||||
|
||||
static gchar *test_file;
|
||||
|
||||
char *test_file_buffer;
|
||||
@ -180,6 +183,223 @@ test2_fail (gpointer user_data)
|
||||
return FALSE;
|
||||
}
|
||||
|
||||
|
||||
typedef struct
|
||||
{
|
||||
GObject parent_instance;
|
||||
|
||||
GMainContext *context;
|
||||
} PerThreadThing;
|
||||
|
||||
typedef GObjectClass PerThreadThingClass;
|
||||
|
||||
static GType per_thread_thing_get_type (void);
|
||||
|
||||
G_DEFINE_TYPE (PerThreadThing, per_thread_thing, G_TYPE_OBJECT)
|
||||
|
||||
static GContextSpecificGroup group;
|
||||
static gpointer instances[N_THREADS];
|
||||
static gint is_running;
|
||||
static gint current_value;
|
||||
static gint observed_values[N_THREADS];
|
||||
|
||||
static void
|
||||
start_func (void)
|
||||
{
|
||||
g_assert (!is_running);
|
||||
g_atomic_int_set (&is_running, TRUE);
|
||||
}
|
||||
|
||||
static void
|
||||
stop_func (void)
|
||||
{
|
||||
g_assert (is_running);
|
||||
g_atomic_int_set (&is_running, FALSE);
|
||||
}
|
||||
|
||||
static void
|
||||
per_thread_thing_finalize (GObject *object)
|
||||
{
|
||||
PerThreadThing *thing = (PerThreadThing *) object;
|
||||
|
||||
g_context_specific_group_remove (&group, thing->context, thing, stop_func);
|
||||
|
||||
G_OBJECT_CLASS (per_thread_thing_parent_class)->finalize (object);
|
||||
}
|
||||
|
||||
static void
|
||||
per_thread_thing_init (PerThreadThing *thing)
|
||||
{
|
||||
}
|
||||
|
||||
static void
|
||||
per_thread_thing_class_init (PerThreadThingClass *class)
|
||||
{
|
||||
class->finalize = per_thread_thing_finalize;
|
||||
|
||||
g_signal_new ("changed", per_thread_thing_get_type (), G_SIGNAL_RUN_FIRST, 0,
|
||||
NULL, NULL, g_cclosure_marshal_VOID__VOID, G_TYPE_NONE, 0);
|
||||
}
|
||||
|
||||
static gpointer
|
||||
per_thread_thing_get (void)
|
||||
{
|
||||
return g_context_specific_group_get (&group, per_thread_thing_get_type (),
|
||||
G_STRUCT_OFFSET (PerThreadThing, context),
|
||||
start_func);
|
||||
}
|
||||
|
||||
static gpointer
|
||||
test_identity_thread (gpointer user_data)
|
||||
{
|
||||
guint thread_nr = GPOINTER_TO_UINT (user_data);
|
||||
GMainContext *my_context;
|
||||
guint i, j;
|
||||
|
||||
my_context = g_main_context_new ();
|
||||
g_main_context_push_thread_default (my_context);
|
||||
|
||||
g_assert (!instances[thread_nr]);
|
||||
instances[thread_nr] = per_thread_thing_get ();
|
||||
g_assert (g_atomic_int_get (&is_running));
|
||||
|
||||
for (i = 0; i < 100; i++)
|
||||
{
|
||||
gpointer instance = per_thread_thing_get ();
|
||||
|
||||
for (j = 0; j < N_THREADS; j++)
|
||||
g_assert ((instance == instances[j]) == (thread_nr == j));
|
||||
|
||||
g_assert (g_atomic_int_get (&is_running));
|
||||
|
||||
g_thread_yield ();
|
||||
|
||||
g_assert (g_atomic_int_get (&is_running));
|
||||
}
|
||||
|
||||
for (i = 0; i < 100; i++)
|
||||
{
|
||||
g_object_unref (instances[thread_nr]);
|
||||
|
||||
for (j = 0; j < N_THREADS; j++)
|
||||
g_assert ((instances[thread_nr] == instances[j]) == (thread_nr == j));
|
||||
|
||||
g_assert (g_atomic_int_get (&is_running));
|
||||
|
||||
g_thread_yield ();
|
||||
}
|
||||
|
||||
/* drop the last ref */
|
||||
g_object_unref (instances[thread_nr]);
|
||||
instances[thread_nr] = NULL;
|
||||
|
||||
g_main_context_pop_thread_default (my_context);
|
||||
g_main_context_unref (my_context);
|
||||
|
||||
/* at least one thread should see this cleared on exit */
|
||||
return GUINT_TO_POINTER (!g_atomic_int_get (&is_running));
|
||||
}
|
||||
|
||||
static void
|
||||
test_context_specific_identity (void)
|
||||
{
|
||||
GThread *threads[N_THREADS];
|
||||
gboolean exited = FALSE;
|
||||
guint i;
|
||||
|
||||
g_assert (!g_atomic_int_get (&is_running));
|
||||
for (i = 0; i < N_THREADS; i++)
|
||||
threads[i] = g_thread_new ("test", test_identity_thread, GUINT_TO_POINTER (i));
|
||||
for (i = 0; i < N_THREADS; i++)
|
||||
exited |= GPOINTER_TO_UINT (g_thread_join (threads[i]));
|
||||
g_assert (exited);
|
||||
g_assert (!g_atomic_int_get (&is_running));
|
||||
}
|
||||
|
||||
static void
|
||||
changed_emitted (PerThreadThing *thing,
|
||||
gpointer user_data)
|
||||
{
|
||||
gint *observed_value = user_data;
|
||||
|
||||
g_atomic_int_set (observed_value, g_atomic_int_get (¤t_value));
|
||||
}
|
||||
|
||||
static gpointer
|
||||
test_emit_thread (gpointer user_data)
|
||||
{
|
||||
gint *observed_value = user_data;
|
||||
GMainContext *my_context;
|
||||
gpointer instance;
|
||||
|
||||
my_context = g_main_context_new ();
|
||||
g_main_context_push_thread_default (my_context);
|
||||
|
||||
instance = per_thread_thing_get ();
|
||||
g_assert (g_atomic_int_get (&is_running));
|
||||
|
||||
g_signal_connect (instance, "changed", G_CALLBACK (changed_emitted), observed_value);
|
||||
|
||||
/* observe after connection */
|
||||
g_atomic_int_set (observed_value, g_atomic_int_get (¤t_value));
|
||||
|
||||
while (g_atomic_int_get (¤t_value) != -1)
|
||||
g_main_context_iteration (my_context, TRUE);
|
||||
|
||||
g_object_unref (instance);
|
||||
|
||||
g_main_context_pop_thread_default (my_context);
|
||||
g_main_context_unref (my_context);
|
||||
|
||||
/* at least one thread should see this cleared on exit */
|
||||
return GUINT_TO_POINTER (!g_atomic_int_get (&is_running));
|
||||
}
|
||||
|
||||
static void
|
||||
test_context_specific_emit (void)
|
||||
{
|
||||
GThread *threads[N_THREADS];
|
||||
gboolean exited = FALSE;
|
||||
guint i, n;
|
||||
|
||||
g_assert (!g_atomic_int_get (&is_running));
|
||||
for (i = 0; i < N_THREADS; i++)
|
||||
threads[i] = g_thread_new ("test", test_emit_thread, &observed_values[i]);
|
||||
|
||||
/* make changes and ensure that they are observed */
|
||||
for (n = 0; n < 1000; n++)
|
||||
{
|
||||
guint64 expiry;
|
||||
|
||||
/* don't burn CPU forever */
|
||||
expiry = g_get_monotonic_time () + 10 * G_TIME_SPAN_SECOND;
|
||||
|
||||
g_atomic_int_set (¤t_value, n);
|
||||
|
||||
/* wake them to notice */
|
||||
for (i = 0; i < g_test_rand_int_range (1, 5); i++)
|
||||
g_context_specific_group_emit (&group, g_signal_lookup ("changed", per_thread_thing_get_type ()));
|
||||
|
||||
for (i = 0; i < N_THREADS; i++)
|
||||
while (g_atomic_int_get (&observed_values[i]) != n)
|
||||
{
|
||||
g_thread_yield ();
|
||||
|
||||
if (g_get_monotonic_time () > expiry)
|
||||
g_error ("timed out");
|
||||
}
|
||||
}
|
||||
|
||||
/* tell them to quit */
|
||||
g_atomic_int_set (¤t_value, -1);
|
||||
g_context_specific_group_emit (&group, g_signal_lookup ("notify", G_TYPE_OBJECT));
|
||||
|
||||
for (i = 0; i < N_THREADS; i++)
|
||||
exited |= GPOINTER_TO_UINT (g_thread_join (threads[i]));
|
||||
g_assert (exited);
|
||||
g_assert (!g_atomic_int_get (&is_running));
|
||||
}
|
||||
|
||||
int
|
||||
main (int argc, char **argv)
|
||||
{
|
||||
@ -195,6 +415,8 @@ main (int argc, char **argv)
|
||||
|
||||
g_test_add_func ("/gio/contexts/thread-independence", test_thread_independence);
|
||||
g_test_add_func ("/gio/contexts/context-independence", test_context_independence);
|
||||
g_test_add_func ("/gio/contexts/context-specific/identity", test_context_specific_identity);
|
||||
g_test_add_func ("/gio/contexts/context-specific/emit", test_context_specific_emit);
|
||||
|
||||
ret = g_test_run();
|
||||
|
||||
|
||||
Loading…
Reference in New Issue
Block a user