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tests/webrtcbin: Fix racy rollback test

Browse source 
Prevent the default webrtc test machinery from attempting to
create and set an answer when we're just testing rollback
of the offers. Add some locking / waiting to ensure the test
is complete before exiting.

Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/7365>
This commit is contained in:
Jan Schmidt 2024-08-16 14:46:19 +10:00 committed by GStreamer Marge Bot
parent 490c21a72e
commit 460f5dcb33
1 changed files with 31 additions and 1 deletions
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32
subprojects/gst-plugins-bad/tests/check/elements/webrtcbin.c
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@ -110,6 +110,8 @@ struct test_webrtc
gpointer user_data);
gpointer offer_set_data;
GDestroyNotify offer_set_notify;
gboolean perform_create_answer;
void (*on_answer_created) (struct test_webrtc * t,
GstElement * element,
GstPromise * promise,
@ -339,6 +341,9 @@ _on_offer_received (GstPromise * promise, gpointer user_data)
g_signal_emit_by_name (answerer, "set-remote-description", t->offer_desc,
promise);
}
if (t->perform_create_answer) {
promise = gst_promise_new_with_change_func (_on_answer_received, t, NULL);
g_signal_emit_by_name (answerer, "create-answer", NULL, promise);
}
@ -635,6 +640,7 @@ test_webrtc_new (void)
ret->on_negotiation_needed = _negotiation_not_reached;
ret->on_ice_candidate = _ice_candidate_not_reached;
ret->on_pad_added = _pad_added_not_reached;
ret->perform_create_answer = TRUE;
ret->on_offer_created = _offer_answer_not_reached;
ret->on_answer_created = _offer_answer_not_reached;
ret->on_prepare_data_channel = _on_prepare_data_channel_not_reached;
@ -6155,6 +6161,7 @@ GST_END_TEST;
static void
_rollback_complete (GstPromise * promise, gpointer user_data)
{
struct test_webrtc *t = user_data;
GstPromiseResult result = gst_promise_wait (promise);
fail_unless (result == GST_PROMISE_RESULT_REPLIED);
@ -6172,6 +6179,18 @@ _rollback_complete (GstPromise * promise, gpointer user_data)
}
g_clear_error (&error);
}
g_mutex_lock (&t->lock);
gint i = GPOINTER_TO_INT (t->user_data);
i++;
t->user_data = GINT_TO_POINTER (i);
g_mutex_unlock (&t->lock);
GST_INFO ("%d rollbacks complete", i);
/* Signal completion once 2 rollbacks are done */
if (i >= 2)
test_webrtc_signal_state (t, STATE_CUSTOM);
}
static void
@ -6197,13 +6216,24 @@ GST_START_TEST (test_offer_rollback)
{
struct test_webrtc *t = create_audio_test ();
t->on_offer_created = NULL;
t->on_answer_created = NULL;
t->on_offer_set = _rollback_offer;
t->offer_set_data = NULL;
t->perform_create_answer = FALSE;
t->on_answer_set = NULL;
t->answer_set_data = NULL;
test_validate_sdp (t, NULL, NULL);
fail_if (gst_element_set_state (t->webrtc1,
GST_STATE_READY) == GST_STATE_CHANGE_FAILURE);
fail_if (gst_element_set_state (t->webrtc2,
GST_STATE_READY) == GST_STATE_CHANGE_FAILURE);
test_webrtc_create_offer (t);
test_webrtc_wait_for_state_mask (t, 1 << STATE_CUSTOM);
test_webrtc_free (t);
}