From e50267593ef76c9b0a3d2312a316dfca04aeb4fe Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Tim-Philipp=20M=C3=BCller?= <tim.muller@collabora.co.uk>
Date: Thu, 5 Aug 2010 01:09:02 +0100
Subject: [PATCH] tests: add basic unit test for gst_pad_proxy_getcaps()

https://bugzilla.gnome.org/show_bug.cgi?id=624203
---
 tests/check/gst/gstutils.c | 79 ++++++++++++++++++++++++++++++++++++++
 1 file changed, 79 insertions(+)

diff --git a/tests/check/gst/gstutils.c b/tests/check/gst/gstutils.c
index 69d02220a7..f5e95fa88c 100644
--- a/tests/check/gst/gstutils.c
+++ b/tests/check/gst/gstutils.c
@@ -948,6 +948,83 @@ GST_END_TEST;
 #endif
 #endif
 
+GST_START_TEST (test_pad_proxy_getcaps_aggregation)
+{
+  GstElement *tee, *sink1, *sink2;
+  GstCaps *caps;
+  GstPad *tee_src1, *tee_src2, *tee_sink, *sink1_sink, *sink2_sink;
+
+  tee = gst_element_factory_make ("tee", "tee");
+
+  sink1 = gst_element_factory_make ("fakesink", "sink1");
+  tee_src1 = gst_element_get_request_pad (tee, "src%d");
+  sink1_sink = gst_element_get_static_pad (sink1, "sink");
+  fail_unless_equals_int (gst_pad_link (tee_src1, sink1_sink), GST_PAD_LINK_OK);
+
+  sink2 = gst_element_factory_make ("fakesink", "sink2");
+  tee_src2 = gst_element_get_request_pad (tee, "src%d");
+  sink2_sink = gst_element_get_static_pad (sink2, "sink");
+  fail_unless_equals_int (gst_pad_link (tee_src2, sink2_sink), GST_PAD_LINK_OK);
+
+  tee_sink = gst_element_get_static_pad (tee, "sink");
+
+  /* by default, ANY caps should intersect to ANY */
+  caps = gst_pad_get_caps (tee_sink);
+  GST_INFO ("got caps: %" GST_PTR_FORMAT, caps);
+  fail_unless (caps != NULL);
+  fail_unless (gst_caps_is_any (caps));
+  gst_caps_unref (caps);
+
+  /* these don't intersect we should get empty caps */
+  caps = gst_caps_new_simple ("foo/bar", NULL);
+  fail_unless (gst_pad_set_caps (sink1_sink, caps));
+  gst_pad_use_fixed_caps (sink1_sink);
+  gst_caps_unref (caps);
+
+  caps = gst_caps_new_simple ("bar/ter", NULL);
+  fail_unless (gst_pad_set_caps (sink2_sink, caps));
+  gst_pad_use_fixed_caps (sink2_sink);
+  gst_caps_unref (caps);
+
+  caps = gst_pad_get_caps (tee_sink);
+  GST_INFO ("got caps: %" GST_PTR_FORMAT, caps);
+  fail_unless (caps != NULL);
+  fail_unless (gst_caps_is_empty (caps));
+  gst_caps_unref (caps);
+
+  /* test intersection */
+  caps = gst_caps_new_simple ("foo/bar", "barversion", G_TYPE_INT, 1, NULL);
+  fail_unless (gst_pad_set_caps (sink2_sink, caps));
+  gst_pad_use_fixed_caps (sink2_sink);
+  gst_caps_unref (caps);
+
+  caps = gst_pad_get_caps (tee_sink);
+  GST_INFO ("got caps: %" GST_PTR_FORMAT, caps);
+  fail_unless (caps != NULL);
+  fail_if (gst_caps_is_empty (caps));
+  {
+    GstStructure *s = gst_caps_get_structure (caps, 0);
+
+    fail_unless_equals_string (gst_structure_get_name (s), "foo/bar");
+    fail_unless (gst_structure_has_field_typed (s, "barversion", G_TYPE_INT));
+  }
+  gst_caps_unref (caps);
+
+  /* clean up */
+  gst_element_release_request_pad (tee, tee_src1);
+  gst_object_unref (tee_src1);
+  gst_element_release_request_pad (tee, tee_src2);
+  gst_object_unref (tee_src2);
+  gst_object_unref (tee_sink);
+  gst_object_unref (tee);
+  gst_object_unref (sink1_sink);
+  gst_object_unref (sink1);
+  gst_object_unref (sink2_sink);
+  gst_object_unref (sink2);
+}
+
+GST_END_TEST;
+
 static Suite *
 gst_utils_suite (void)
 {
@@ -978,6 +1055,8 @@ gst_utils_suite (void)
   tcase_add_test (tc_chain, test_element_unlink);
   tcase_add_test (tc_chain, test_set_value_from_string);
   tcase_add_test (tc_chain, test_binary_search);
+
+  tcase_add_test (tc_chain, test_pad_proxy_getcaps_aggregation);
   return s;
 }