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object: Check that name change are notified once

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GObject allow calling g_object_notify() within set_property() and
won't notify it twice. As it was raised during review, add a unit test to
make sure.

https://bugzilla.gnome.org/show_bug.cgi?id=766923
This commit is contained in:
Nicolas Dufresne 2016-05-26 14:41:38 -04:00
parent 446778464b
commit 1a5f79981c
1 changed files with 14 additions and 2 deletions
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16
tests/check/gst/gstobject.c
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@ -86,14 +86,22 @@ GST_START_TEST (test_fake_object_new)
GST_END_TEST;
static void
notify_name (GObject * object, GParamSpec * pspec, gint * out_count)
{
*out_count += 1;
}
/* GstFakeObject name tests */
GST_START_TEST (test_fake_object_name)
{
GstObject *object;
gint count = 0;
gchar *name;
gchar *name2;
object = g_object_new (gst_fake_object_get_type (), NULL);
g_signal_connect (object, "notify::name", G_CALLBACK (notify_name), &count);
name = gst_object_get_name (object);
fail_if (name == NULL, "Newly created object has no name");
@ -103,17 +111,21 @@ GST_START_TEST (test_fake_object_name)
/* give a random name by setting with NULL;
* GstFakeObject class -> fakeobject%d */
gst_object_set_name (object, NULL);
fail_unless (gst_object_set_name (object, NULL), "Could not set name");
name = gst_object_get_name (object);
fail_if (name == NULL, "Random name was not assigned");
fail_if (strncmp (name, "fakeobject", 10) != 0,
"Random name %s does not start with Gst", name);
g_free (name);
fail_unless (count == 1, "Name change was not notified");
gst_object_set_name (object, "fake");
/* also test the property code path */
g_object_set (object, "name", "fake", NULL);
name = gst_object_get_name (object);
fail_if (name == NULL, "Failed to get name of GstFakeObject");
fail_if (strcmp (name, "fake") != 0, "Name of GstFakeObject is not 'fake'");
fail_if (count > 2, "Name change was notified multiple time");
fail_unless (count == 2, "Name change was not notified");
/* change the gotten name to see that it's a copy and not the original */
name[0] = 'm';