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f952fdf3fc
It's unnecessary, and only adds visual noise; we have been fairly inconsistent in the past, but the semi-colon-less version clearly dominates in the code base. https://bugzilla.gnome.org/show_bug.cgi?id=669355
294 lines
8.0 KiB
C
294 lines
8.0 KiB
C
/* Copyright (C) 2005 Imendio AB
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*
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* This software is provided "as is"; redistribution and modification
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* is permitted, provided that the following disclaimer is retained.
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*
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* This software is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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* In no event shall the authors or contributors be liable for any
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* direct, indirect, incidental, special, exemplary, or consequential
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* damages (including, but not limited to, procurement of substitute
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* goods or services; loss of use, data, or profits; or business
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* interruption) however caused and on any theory of liability, whether
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* in contract, strict liability, or tort (including negligence or
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* otherwise) arising in any way out of the use of this software, even
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* if advised of the possibility of such damage.
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*/
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#include <glib-object.h>
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#ifdef G_OS_UNIX
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#include <unistd.h>
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#endif
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#define TEST_POINTER1 ((gpointer) 47)
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#define TEST_POINTER2 ((gpointer) 49)
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#define TEST_INT1 (-77)
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#define TEST_INT2 (78)
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/* --- GTest class --- */
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typedef struct {
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GObject object;
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gint value;
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gpointer test_pointer1;
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gpointer test_pointer2;
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} GTest;
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typedef struct {
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GObjectClass parent_class;
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void (*test_signal1) (GTest * test, gint an_int);
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void (*test_signal2) (GTest * test, gint an_int);
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} GTestClass;
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#define G_TYPE_TEST (my_test_get_type ())
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#define MY_TEST(test) (G_TYPE_CHECK_INSTANCE_CAST ((test), G_TYPE_TEST, GTest))
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#define MY_IS_TEST(test) (G_TYPE_CHECK_INSTANCE_TYPE ((test), G_TYPE_TEST))
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#define MY_TEST_CLASS(tclass) (G_TYPE_CHECK_CLASS_CAST ((tclass), G_TYPE_TEST, GTestClass))
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#define MY_IS_TEST_CLASS(tclass) (G_TYPE_CHECK_CLASS_TYPE ((tclass), G_TYPE_TEST))
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#define MY_TEST_GET_CLASS(test) (G_TYPE_INSTANCE_GET_CLASS ((test), G_TYPE_TEST, GTestClass))
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static GType my_test_get_type (void);
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G_DEFINE_TYPE (GTest, my_test, G_TYPE_OBJECT)
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/* --- variables --- */
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static volatile gboolean stopping = FALSE;
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static guint test_signal1 = 0;
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static guint test_signal2 = 0;
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static gboolean seen_signal_handler = FALSE;
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static gboolean seen_cleanup = FALSE;
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static gboolean seen_test_int1 = FALSE;
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static gboolean seen_test_int2 = FALSE;
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static gboolean seen_thread1 = FALSE;
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static gboolean seen_thread2 = FALSE;
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/* --- functions --- */
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static void
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my_test_init (GTest * test)
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{
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g_print ("init %p\n", test);
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test->value = 0;
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test->test_pointer1 = TEST_POINTER1;
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test->test_pointer2 = TEST_POINTER2;
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}
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enum {
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ARG_0,
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ARG_TEST_PROP
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};
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static void
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my_test_set_property (GObject *object,
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guint prop_id,
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const GValue *value,
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GParamSpec *pspec)
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{
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GTest *test = MY_TEST (object);
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switch (prop_id)
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{
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case ARG_TEST_PROP:
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test->value = g_value_get_int (value);
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break;
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default:
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
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break;
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}
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}
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static void
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my_test_get_property (GObject *object,
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guint prop_id,
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GValue *value,
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GParamSpec *pspec)
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{
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GTest *test = MY_TEST (object);
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switch (prop_id)
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{
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case ARG_TEST_PROP:
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g_value_set_int (value, test->value);
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break;
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default:
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
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break;
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}
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}
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static void
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my_test_test_signal2 (GTest *test,
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gint an_int)
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{
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}
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static void
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my_test_emit_test_signal1 (GTest *test,
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gint vint)
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{
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g_signal_emit (G_OBJECT (test), test_signal1, 0, vint);
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}
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static void
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my_test_emit_test_signal2 (GTest *test,
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gint vint)
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{
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g_signal_emit (G_OBJECT (test), test_signal2, 0, vint);
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}
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static void
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my_test_class_init (GTestClass *klass)
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{
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GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
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gobject_class->set_property = my_test_set_property;
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gobject_class->get_property = my_test_get_property;
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test_signal1 = g_signal_new ("test-signal1", G_TYPE_FROM_CLASS (klass), G_SIGNAL_RUN_LAST,
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G_STRUCT_OFFSET (GTestClass, test_signal1), NULL, NULL,
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g_cclosure_marshal_VOID__INT, G_TYPE_NONE, 1, G_TYPE_INT);
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test_signal2 = g_signal_new ("test-signal2", G_TYPE_FROM_CLASS (klass), G_SIGNAL_RUN_LAST,
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G_STRUCT_OFFSET (GTestClass, test_signal2), NULL, NULL,
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g_cclosure_marshal_VOID__INT, G_TYPE_NONE, 1, G_TYPE_INT);
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g_object_class_install_property (G_OBJECT_CLASS (klass), ARG_TEST_PROP,
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g_param_spec_int ("test-prop", "Test Prop", "Test property",
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0, 1, 0, G_PARAM_READWRITE));
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klass->test_signal2 = my_test_test_signal2;
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}
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static inline guint32
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quick_rand32 (void)
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{
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static guint32 accu = 2147483563;
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accu = 1664525 * accu + 1013904223;
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return accu;
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}
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static void
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test_closure (GClosure *closure)
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{
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/* try to produce high contention in closure->ref_count */
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guint i = 0, n = quick_rand32() % 199;
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for (i = 0; i < n; i++)
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g_closure_ref (closure);
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g_closure_sink (closure); /* NOP */
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for (i = 0; i < n; i++)
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g_closure_unref (closure);
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}
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static gpointer
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thread1_main (gpointer data)
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{
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GClosure *closure = data;
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while (!stopping)
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{
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static guint count = 0;
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test_closure (closure);
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if (++count % 10000 == 0)
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{
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g_printerr ("c");
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g_thread_yield(); /* force context switch */
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seen_thread1 = TRUE;
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}
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}
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return NULL;
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}
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static gpointer
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thread2_main (gpointer data)
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{
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GClosure *closure = data;
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while (!stopping)
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{
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static guint count = 0;
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test_closure (closure);
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if (++count % 10000 == 0)
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{
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g_printerr ("C");
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g_thread_yield(); /* force context switch */
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seen_thread2 = TRUE;
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}
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}
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return NULL;
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}
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static void
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test_signal_handler (GTest *test,
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gint vint,
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gpointer data)
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{
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g_assert (data == TEST_POINTER2);
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g_assert (test->test_pointer1 == TEST_POINTER1);
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seen_signal_handler = TRUE;
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seen_test_int1 |= vint == TEST_INT1;
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seen_test_int2 |= vint == TEST_INT2;
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}
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static void
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destroy_data (gpointer data,
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GClosure *closure)
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{
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seen_cleanup = data == TEST_POINTER2;
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g_assert (closure->ref_count == 0);
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}
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static void
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test_emissions (GTest *test)
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{
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my_test_emit_test_signal1 (test, TEST_INT1);
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my_test_emit_test_signal2 (test, TEST_INT2);
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}
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int
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main (int argc,
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char **argv)
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{
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GThread *thread1, *thread2;
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GClosure *closure;
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GTest *object;
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guint i;
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g_print ("START: %s\n", argv[0]);
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g_log_set_always_fatal (G_LOG_LEVEL_WARNING | G_LOG_LEVEL_CRITICAL | g_log_set_always_fatal (G_LOG_FATAL_MASK));
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object = g_object_new (G_TYPE_TEST, NULL);
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closure = g_cclosure_new (G_CALLBACK (test_signal_handler), TEST_POINTER2, destroy_data);
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g_signal_connect_closure (object, "test-signal1", closure, FALSE);
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g_signal_connect_closure (object, "test-signal2", closure, FALSE);
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stopping = FALSE;
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thread1 = g_thread_create (thread1_main, closure, TRUE, NULL);
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thread2 = g_thread_create (thread2_main, closure, TRUE, NULL);
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for (i = 0; i < 1000000; i++)
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{
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static guint count = 0;
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test_emissions (object);
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if (++count % 10000 == 0)
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{
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g_printerr (".\n");
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g_thread_yield(); /* force context switch */
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}
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}
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stopping = TRUE;
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g_print ("\nstopping\n");
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/* wait for thread shutdown */
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g_thread_join (thread1);
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g_thread_join (thread2);
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/* finalize object, destroy signals, run cleanup code */
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g_object_unref (object);
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g_print ("stopped\n");
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g_assert (seen_thread1 != FALSE);
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g_assert (seen_thread2 != FALSE);
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g_assert (seen_test_int1 != FALSE);
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g_assert (seen_test_int2 != FALSE);
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g_assert (seen_signal_handler != FALSE);
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g_assert (seen_cleanup != FALSE);
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return 0;
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}
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