Improve signal test coverage

This commit is contained in:
Matthias Clasen 2013-05-29 08:33:55 -04:00
parent a9abbb3192
commit 07168724d7

View File

@ -74,6 +74,7 @@ static const GFlagsValue my_flag_values[] =
static GType enum_type;
static GType flags_type;
static guint simple_id;
typedef struct _Test Test;
typedef struct _TestClass TestClass;
@ -112,7 +113,7 @@ test_class_init (TestClass *klass)
klass->all_types = all_types_handler;
g_signal_new ("simple",
simple_id = g_signal_new ("simple",
G_TYPE_FROM_CLASS (klass),
G_SIGNAL_RUN_LAST,
0,
@ -839,6 +840,205 @@ test_destroy_target_object (void)
g_object_unref (sender);
}
static gboolean
hook_func (GSignalInvocationHint *ihint,
guint n_params,
const GValue *params,
gpointer data)
{
gint *count = data;
(*count)++;
return TRUE;
}
static void
test_emission_hook (void)
{
GObject *test1, *test2;
gint count = 0;
gulong hook;
test1 = g_object_new (test_get_type (), NULL);
test2 = g_object_new (test_get_type (), NULL);
hook = g_signal_add_emission_hook (simple_id, 0, hook_func, &count, NULL);
g_assert_cmpint (count, ==, 0);
g_signal_emit_by_name (test1, "simple");
g_assert_cmpint (count, ==, 1);
g_signal_emit_by_name (test2, "simple");
g_assert_cmpint (count, ==, 2);
g_signal_remove_emission_hook (simple_id, hook);
g_signal_emit_by_name (test1, "simple");
g_assert_cmpint (count, ==, 2);
}
static gboolean
in_set (const gchar *s,
const gchar *set[])
{
gint i;
for (i = 0; set[i]; i++)
{
if (g_strcmp0 (s, set[i]) == 0)
return TRUE;
}
return FALSE;
}
static void
test_introspection (void)
{
guint *ids;
guint n_ids;
const gchar *name;
gint i;
const gchar *names[] = {
"simple",
"generic-marshaller-1",
"generic-marshaller-2",
"generic-marshaller-enum-return-signed",
"generic-marshaller-enum-return-unsigned",
"generic-marshaller-int-return",
"va-marshaller-int-return",
"generic-marshaller-uint-return",
"va-marshaller-uint-return",
"variant-changed-no-slot",
"variant-changed",
"all-types",
"all-types-va",
"all-types-generic",
"all-types-null",
"all-types-empty",
NULL
};
GSignalQuery query;
ids = g_signal_list_ids (test_get_type (), &n_ids);
g_assert_cmpuint (n_ids, ==, g_strv_length ((gchar**)names));
for (i = 0; i < n_ids; i++)
{
name = g_signal_name (ids[i]);
g_assert (in_set (name, names));
}
g_signal_query (simple_id, &query);
g_assert_cmpuint (query.signal_id, ==, simple_id);
g_assert_cmpstr (query.signal_name, ==, "simple");
g_assert (query.itype == test_get_type ());
g_assert (query.signal_flags == G_SIGNAL_RUN_LAST);
g_assert (query.return_type == G_TYPE_NONE);
g_assert_cmpuint (query.n_params, ==, 0);
}
static void
test_handler (gpointer instance, gpointer data)
{
gint *count = data;
(*count)++;
}
static void
test_block_handler (void)
{
GObject *test1, *test2;
gint count1 = 0;
gint count2 = 0;
gulong handler1, handler;
test1 = g_object_new (test_get_type (), NULL);
test2 = g_object_new (test_get_type (), NULL);
handler1 = g_signal_connect (test1, "simple", G_CALLBACK (test_handler), &count1);
g_signal_connect (test2, "simple", G_CALLBACK (test_handler), &count2);
handler = g_signal_handler_find (test1, G_SIGNAL_MATCH_ID, simple_id, 0, NULL, NULL, NULL);
g_assert (handler == handler1);
g_assert_cmpint (count1, ==, 0);
g_assert_cmpint (count2, ==, 0);
g_signal_emit_by_name (test1, "simple");
g_signal_emit_by_name (test2, "simple");
g_assert_cmpint (count1, ==, 1);
g_assert_cmpint (count2, ==, 1);
g_signal_handler_block (test1, handler1);
g_signal_emit_by_name (test1, "simple");
g_signal_emit_by_name (test2, "simple");
g_assert_cmpint (count1, ==, 1);
g_assert_cmpint (count2, ==, 2);
g_signal_handler_unblock (test1, handler1);
g_signal_emit_by_name (test1, "simple");
g_signal_emit_by_name (test2, "simple");
g_assert_cmpint (count1, ==, 2);
g_assert_cmpint (count2, ==, 3);
g_assert_cmpuint (g_signal_handlers_block_matched (test1, G_SIGNAL_MATCH_FUNC, 0, 0, NULL, test_block_handler, NULL), ==, 0);
g_assert_cmpuint (g_signal_handlers_block_matched (test2, G_SIGNAL_MATCH_FUNC, 0, 0, NULL, test_handler, NULL), ==, 1);
g_signal_emit_by_name (test1, "simple");
g_signal_emit_by_name (test2, "simple");
g_assert_cmpint (count1, ==, 3);
g_assert_cmpint (count2, ==, 3);
g_signal_handlers_unblock_matched (test2, G_SIGNAL_MATCH_FUNC, 0, 0, NULL, test_handler, NULL);
g_object_unref (test1);
g_object_unref (test2);
}
static void
stop_emission (gpointer instance, gpointer data)
{
g_signal_stop_emission (instance, simple_id, 0);
}
static void
stop_emission_by_name (gpointer instance, gpointer data)
{
g_signal_stop_emission_by_name (instance, "simple");
}
static void
dont_reach (gpointer instance, gpointer data)
{
g_assert_not_reached ();
}
static void
test_stop_emission (void)
{
GObject *test1;
gulong handler;
test1 = g_object_new (test_get_type (), NULL);
handler = g_signal_connect (test1, "simple", G_CALLBACK (stop_emission), NULL);
g_signal_connect_after (test1, "simple", G_CALLBACK (dont_reach), NULL);
g_signal_emit_by_name (test1, "simple");
g_signal_handler_disconnect (test1, handler);
g_signal_connect (test1, "simple", G_CALLBACK (stop_emission_by_name), NULL);
g_signal_emit_by_name (test1, "simple");
g_object_unref (test1);
}
/* --- */
int
@ -857,6 +1057,10 @@ main (int argc,
g_test_add_func ("/gobject/signals/generic-marshaller-int-return", test_generic_marshaller_signal_int_return);
g_test_add_func ("/gobject/signals/generic-marshaller-uint-return", test_generic_marshaller_signal_uint_return);
g_test_add_func ("/gobject/signals/connect", test_connect);
g_test_add_func ("/gobject/signals/emission-hook", test_emission_hook);
g_test_add_func ("/gobject/signals/introspection", test_introspection);
g_test_add_func ("/gobject/signals/block-handler", test_block_handler);
g_test_add_func ("/gobject/signals/stop-emission", test_stop_emission);
return g_test_run ();
}