tests/check/: Add unit tests for wavpack elements (#352476).

Original commit message from CVS:
Patch by: Sebastian Dröge <slomo at circular-chaos.org>
* tests/check/Makefile.am:
* tests/check/elements/.cvsignore:
* tests/check/elements/wavpackdec.c: (setup_wavpackdec),
(cleanup_wavpackdec), (GST_START_TEST), (wavpackdec_suite), (main):
* tests/check/elements/wavpackenc.c: (setup_wavpackenc),
(cleanup_wavpackenc), (GST_START_TEST), (wavpackenc_suite), (main):
* tests/check/elements/wavpackparse.c: (wavpackparse_found_pad),
(setup_wavpackparse), (cleanup_wavpackparse), (GST_START_TEST),
(wavpackparse_suite), (main):
Add unit tests for wavpack elements (#352476).

1 files changed, 244 insertions, 0 deletions

diff --git a/tests/check/elements/wavpackdec.c b/tests/check/elements/wavpackdec.c
new file mode 100644
index 000000000..6c7bb4e10
--- /dev/null
+++ b/tests/check/elements/wavpackdec.c
@@ -0,0 +1,244 @@
+/* GStreamer
+ *
+ * unit test for wavpackdec
+ *
+ * Copyright (c) 2006 Sebastian Dröge <slomo@circular-chaos.org>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with this library; if not, write to the
+ * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ */
+
+#include <unistd.h>
+
+#include <gst/check/gstcheck.h>
+
+/* For ease of programming we use globals to keep refs for our floating
+ * src and sink pads we create; otherwise we always have to do get_pad,
+ * get_peer, and then remove references in every test function */
+static GstPad *mysrcpad, *mysinkpad;
+
+guint8 test_frame[] = {
+  0x77, 0x76, 0x70, 0x6B,       /* "wvpk" */
+  0x2E, 0x00, 0x00, 0x00,       /* ckSize */
+  0x04, 0x04,                   /* version */
+  0x00,                         /* track_no */
+  0x00,                         /* index_no */
+  0x00, 0x64, 0x00, 0x00,       /* total_samples */
+  0x00, 0x00, 0x00, 0x00,       /* block_index */
+  0x00, 0x64, 0x00, 0x00,       /* block_samples */
+  0x05, 0x18, 0x80, 0x04,       /* flags */
+  0xFF, 0xAF, 0x80, 0x60,       /* crc */
+  0x02, 0x00, 0x03, 0x00,       /* data */
+  0x04, 0x00, 0x05, 0x03,
+  0x00, 0x00, 0x00, 0x00,
+  0x00, 0x00, 0x8A, 0x02,
+  0x00, 0x00, 0xFF, 0x7F,
+  0x00, 0xE4,
+};
+
+static GstStaticPadTemplate sinktemplate = GST_STATIC_PAD_TEMPLATE ("sink",
+    GST_PAD_SINK,
+    GST_PAD_ALWAYS,
+    GST_STATIC_CAPS_ANY);
+static GstStaticPadTemplate srctemplate = GST_STATIC_PAD_TEMPLATE ("src",
+    GST_PAD_SRC,
+    GST_PAD_ALWAYS,
+    GST_STATIC_CAPS ("audio/x-wavpack, "
+        "width = (int) 16, "
+        "channels = (int) 1, " "rate = (int) 44100, " "framed = (boolean) true")
+    );
+
+GstElement *
+setup_wavpackdec ()
+{
+  GstElement *wavpackdec;
+
+  GST_DEBUG ("setup_wavpackdec");
+  wavpackdec = gst_check_setup_element ("wavpackdec");
+  mysrcpad = gst_check_setup_src_pad (wavpackdec, &srctemplate, NULL);
+  mysinkpad = gst_check_setup_sink_pad (wavpackdec, &sinktemplate, NULL);
+
+  return wavpackdec;
+}
+
+void
+cleanup_wavpackdec (GstElement * wavpackdec)
+{
+  GST_DEBUG ("cleanup_wavpackdec");
+  gst_element_set_state (wavpackdec, GST_STATE_NULL);
+
+  gst_check_teardown_src_pad (wavpackdec);
+  gst_check_teardown_sink_pad (wavpackdec);
+  gst_check_teardown_element (wavpackdec);
+}
+
+GST_START_TEST (test_decode_frame)
+{
+  GstElement *wavpackdec;
+  GstBuffer *inbuffer, *outbuffer;
+  GstBus *bus;
+  int i;
+
+  wavpackdec = setup_wavpackdec ();
+
+  fail_unless (gst_element_set_state (wavpackdec,
+          GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS,
+      "could not set to playing");
+  bus = gst_bus_new ();
+
+  inbuffer = gst_buffer_new_and_alloc (sizeof (test_frame));
+  memcpy (GST_BUFFER_DATA (inbuffer), test_frame, sizeof (test_frame));
+  ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
+  gst_buffer_ref (inbuffer);
+
+  gst_element_set_bus (wavpackdec, bus);
+
+  /* should decode the buffer without problems */
+  fail_unless_equals_int (gst_pad_push (mysrcpad, inbuffer), GST_FLOW_OK);
+  ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
+  gst_buffer_unref (inbuffer);
+
+  outbuffer = GST_BUFFER (buffers->data);
+
+  fail_if (outbuffer == NULL);
+  /* uncompressed data should be 51200 bytes */
+  fail_unless_equals_int (GST_BUFFER_SIZE (outbuffer), 51200);
+
+  /* and all 51200 bytes must be 0, i.e. silence */
+  for (i = 0; i < 51200; i++)
+    fail_unless_equals_int (GST_BUFFER_DATA (outbuffer)[i], 0);
+
+  ASSERT_BUFFER_REFCOUNT (outbuffer, "outbuffer", 1);
+  gst_buffer_unref (outbuffer);
+  outbuffer = NULL;
+
+  g_list_free (buffers);
+  buffers = NULL;
+
+  gst_bus_set_flushing (bus, TRUE);
+  gst_element_set_bus (wavpackdec, NULL);
+  gst_object_unref (GST_OBJECT (bus));
+  cleanup_wavpackdec (wavpackdec);
+}
+
+GST_END_TEST;
+
+GST_START_TEST (test_decode_frame_with_broken_header)
+{
+  GstElement *wavpackdec;
+  GstBuffer *inbuffer, *outbuffer;
+  GstBus *bus;
+  GstMessage *message;
+
+  wavpackdec = setup_wavpackdec ();
+
+  fail_unless (gst_element_set_state (wavpackdec,
+          GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS,
+      "could not set to playing");
+  bus = gst_bus_new ();
+
+  inbuffer = gst_buffer_new_and_alloc (sizeof (test_frame));
+  memcpy (GST_BUFFER_DATA (inbuffer), test_frame, sizeof (test_frame));
+  /* break header */
+  GST_BUFFER_DATA (inbuffer)[2] = 'e';
+  ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
+  gst_buffer_ref (inbuffer);
+
+  gst_element_set_bus (wavpackdec, bus);
+
+  /* should fail gracefully */
+  fail_unless_equals_int (gst_pad_push (mysrcpad, inbuffer), GST_FLOW_ERROR);
+  ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
+  gst_buffer_unref (inbuffer);
+
+  fail_if ((message = gst_bus_pop (bus)) == NULL);
+  fail_unless_message_error (message, STREAM, DECODE);
+  gst_message_unref (message);
+
+  gst_element_set_bus (wavpackdec, NULL);
+  gst_object_unref (GST_OBJECT (bus));
+  cleanup_wavpackdec (wavpackdec);
+}
+
+GST_END_TEST;
+
+GST_START_TEST (test_decode_frame_with_incomplete_frame)
+{
+  GstElement *wavpackdec;
+  GstBuffer *inbuffer, *outbuffer;
+  GstBus *bus;
+  GstMessage *message;
+
+  wavpackdec = setup_wavpackdec ();
+
+  fail_unless (gst_element_set_state (wavpackdec,
+          GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS,
+      "could not set to playing");
+  bus = gst_bus_new ();
+
+  inbuffer = gst_buffer_new_and_alloc (sizeof (test_frame) - 2);
+  memcpy (GST_BUFFER_DATA (inbuffer), test_frame, sizeof (test_frame) - 2);
+  ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
+  gst_buffer_ref (inbuffer);
+
+  gst_element_set_bus (wavpackdec, bus);
+
+  /* should fail gracefully */
+  fail_unless_equals_int (gst_pad_push (mysrcpad, inbuffer), GST_FLOW_ERROR);
+  ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
+  gst_buffer_unref (inbuffer);
+
+  fail_if ((message = gst_bus_pop (bus)) == NULL);
+  fail_unless_message_error (message, STREAM, DECODE);
+  gst_message_unref (message);
+
+
+  gst_element_set_bus (wavpackdec, NULL);
+  gst_object_unref (GST_OBJECT (bus));
+  cleanup_wavpackdec (wavpackdec);
+}
+
+GST_END_TEST;
+
+Suite *
+wavpackdec_suite (void)
+{
+  Suite *s = suite_create ("wavpackdec");
+  TCase *tc_chain = tcase_create ("general");
+
+  suite_add_tcase (s, tc_chain);
+  tcase_add_test (tc_chain, test_decode_frame);
+  tcase_add_test (tc_chain, test_decode_frame_with_broken_header);
+  tcase_add_test (tc_chain, test_decode_frame_with_incomplete_frame);
+
+  return s;
+}
+
+int
+main (int argc, char **argv)
+{
+  int nf;
+
+  Suite *s = wavpackdec_suite ();
+  SRunner *sr = srunner_create (s);
+
+  gst_check_init (&argc, &argv);
+
+  srunner_run_all (sr, CK_NORMAL);
+  nf = srunner_ntests_failed (sr);
+  srunner_free (sr);
+
+  return nf;
+}