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test: add test for explicit-notify properties

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https://bugzilla.gnome.org/show_bug.cgi?id=731200
This commit is contained in:
Ryan Lortie 2014-06-06 10:25:16 -04:00
parent bbdb2345fc
commit 0208861a13
1 changed files with 60 additions and 2 deletions
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62
gobject/tests/properties.c
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@ -7,13 +7,14 @@ typedef struct _TestObject {
gint foo;
gboolean bar;
gchar *baz;
gchar *quux;
} TestObject;
typedef struct _TestObjectClass {
GObjectClass parent_class;
} TestObjectClass;
enum { PROP_0, PROP_FOO, PROP_BAR, PROP_BAZ, N_PROPERTIES };
enum { PROP_0, PROP_FOO, PROP_BAR, PROP_BAZ, PROP_QUUX, N_PROPERTIES };
static GParamSpec *properties[N_PROPERTIES] = { NULL, };
@ -62,6 +63,20 @@ test_object_set_baz (TestObject *obj,
}
}
static void
test_object_set_quux (TestObject *obj,
const gchar *quux)
{
if (g_strcmp0 (obj->quux, quux) != 0)
{
g_free (obj->quux);
obj->quux = g_strdup (quux);
g_assert (properties[PROP_QUUX] != NULL);
g_object_notify_by_pspec (G_OBJECT (obj), properties[PROP_QUUX]);
}
}
static void
test_object_finalize (GObject *gobject)
{
@ -103,6 +118,10 @@ test_object_set_property (GObject *gobject,
test_object_set_baz (tobj, g_value_get_string (value));
break;
case PROP_QUUX:
test_object_set_quux (tobj, g_value_get_string (value));
break;
default:
g_assert_not_reached ();
}
@ -134,6 +153,10 @@ test_object_get_property (GObject *gobject,
g_value_set_string (value, tobj->baz);
break;
case PROP_QUUX:
g_value_set_string (value, tobj->quux);
break;
default:
g_assert_not_reached ();
}
@ -154,6 +177,9 @@ test_object_class_init (TestObjectClass *klass)
properties[PROP_BAZ] = g_param_spec_string ("baz", "Baz", "Baz",
NULL,
G_PARAM_READWRITE);
properties[PROP_QUUX] = g_param_spec_string ("quux", "quux", "quux",
NULL,
G_PARAM_READWRITE | G_PARAM_EXPLICIT_NOTIFY);
gobject_class->set_property = test_object_set_property;
gobject_class->get_property = test_object_get_property;
@ -168,6 +194,7 @@ test_object_init (TestObject *self)
self->foo = 42;
self->bar = TRUE;
self->baz = g_strdup ("Hello");
self->quux = NULL;
}
static void
@ -187,6 +214,7 @@ properties_install (void)
typedef struct {
const gchar *name;
GParamSpec *pspec;
gboolean fired;
} TestNotifyClosure;
static void
@ -196,6 +224,7 @@ on_notify (GObject *gobject,
{
g_assert (clos->pspec == pspec);
g_assert_cmpstr (clos->name, ==, pspec->name);
clos->fired = TRUE;
}
static void
@ -205,12 +234,41 @@ properties_notify (void)
TestNotifyClosure clos;
g_assert (properties[PROP_FOO] != NULL);
g_assert (properties[PROP_QUUX] != NULL);
g_signal_connect (obj, "notify", G_CALLBACK (on_notify), &clos);
clos.name = "foo";
clos.pspec = properties[PROP_FOO];
g_signal_connect (obj, "notify", G_CALLBACK (on_notify), &clos);
clos.fired = FALSE;
g_object_set (obj, "foo", 47, NULL);
g_assert (clos.fired);
clos.name = "baz";
clos.pspec = properties[PROP_BAZ];
clos.fired = FALSE;
g_object_set (obj, "baz", "something new", NULL);
g_assert (clos.fired);
/* baz lacks explicit notify, so we will see this twice */
clos.fired = FALSE;
g_object_set (obj, "baz", "something new", NULL);
g_assert (clos.fired);
/* quux on the other hand, ... */
clos.name = "quux";
clos.pspec = properties[PROP_QUUX];
clos.fired = FALSE;
g_object_set (obj, "quux", "something new", NULL);
g_assert (clos.fired);
/* no change; no notify */
clos.fired = FALSE;
g_object_set (obj, "quux", "something new", NULL);
g_assert (!clos.fired);
g_object_unref (obj);
}