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/* GStreamer
*
* unit test for GstBuffer
*
* Copyright (C) <2005> Thomas Vander Stichele <thomas at apestaart dot 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 <gst/check/gstcheck.h>
GST_START_TEST (test_caps)
{
GstBuffer *buffer;
GstCaps *caps, *caps2;
buffer = gst_buffer_new_and_alloc (4);
caps = gst_caps_from_string ("audio/x-raw-int");
ASSERT_CAPS_REFCOUNT (caps, "caps", 1);
fail_unless (gst_buffer_get_caps (buffer) == NULL);
gst_buffer_set_caps (buffer, caps);
ASSERT_CAPS_REFCOUNT (caps, "caps", 2);
fail_unless (gst_buffer_get_caps (buffer) == caps);
ASSERT_CAPS_REFCOUNT (caps, "caps", 2);
caps2 = gst_caps_from_string ("audio/x-raw-float");
ASSERT_CAPS_REFCOUNT (caps2, "caps2", 1);
gst_buffer_set_caps (buffer, caps2);
ASSERT_CAPS_REFCOUNT (caps, "caps", 1);
ASSERT_CAPS_REFCOUNT (caps2, "caps2", 2);
gst_buffer_set_caps (buffer, NULL);
ASSERT_CAPS_REFCOUNT (caps, "caps", 1);
ASSERT_CAPS_REFCOUNT (caps2, "caps2", 1);
/* clean up, with caps2 still set as caps */
gst_buffer_set_caps (buffer, caps2);
ASSERT_CAPS_REFCOUNT (caps2, "caps2", 2);
gst_buffer_unref (buffer);
ASSERT_CAPS_REFCOUNT (caps2, "caps2", 1);
gst_caps_unref (caps);
gst_caps_unref (caps2);
}
GST_END_TEST;
GST_START_TEST (test_subbuffer)
{
GstBuffer *buffer, *sub;
buffer = gst_buffer_new_and_alloc (4);
memset (GST_BUFFER_DATA (buffer), 0, 4);
sub = gst_buffer_create_sub (buffer, 1, 2);
fail_if (sub == NULL, "create_sub of buffer returned NULL");
fail_unless (GST_BUFFER_SIZE (sub) == 2, "subbuffer has wrong size");
fail_unless (memcmp (GST_BUFFER_DATA (buffer) + 1, GST_BUFFER_DATA (sub),
2) == 0, "subbuffer contains the wrong data");
ASSERT_BUFFER_REFCOUNT (buffer, "parent", 2);
ASSERT_BUFFER_REFCOUNT (sub, "subbuffer", 1);
/* clean up */
gst_buffer_unref (sub);
gst_buffer_unref (buffer);
}
GST_END_TEST;
GST_START_TEST (test_is_span_fast)
{
GstBuffer *buffer, *sub1, *sub2;
buffer = gst_buffer_new_and_alloc (4);
sub1 = gst_buffer_create_sub (buffer, 0, 2);
fail_if (sub1 == NULL, "create_sub of buffer returned NULL");
sub2 = gst_buffer_create_sub (buffer, 2, 2);
fail_if (sub2 == NULL, "create_sub of buffer returned NULL");
fail_if (gst_buffer_is_span_fast (buffer, sub2) == TRUE,
"a parent buffer can't be span_fasted");
fail_if (gst_buffer_is_span_fast (sub1, buffer) == TRUE,
"a parent buffer can't be span_fasted");
fail_if (gst_buffer_is_span_fast (sub1, sub2) == FALSE,
"two subbuffers next to each other should be span_fast");
/* clean up */
gst_buffer_unref (sub1);
gst_buffer_unref (sub2);
gst_buffer_unref (buffer);
}
GST_END_TEST;
GST_START_TEST (test_span)
{
GstBuffer *buffer, *sub1, *sub2, *span;
buffer = gst_buffer_new_and_alloc (4);
memcpy (GST_BUFFER_DATA (buffer), "data", 4);
ASSERT_CRITICAL (gst_buffer_span (NULL, 1, NULL, 2));
ASSERT_CRITICAL (gst_buffer_span (buffer, 1, NULL, 2));
ASSERT_CRITICAL (gst_buffer_span (NULL, 1, buffer, 2));
ASSERT_CRITICAL (gst_buffer_span (buffer, 0, buffer, 10));
sub1 = gst_buffer_create_sub (buffer, 0, 2);
fail_if (sub1 == NULL, "create_sub of buffer returned NULL");
sub2 = gst_buffer_create_sub (buffer, 2, 2);
fail_if (sub2 == NULL, "create_sub of buffer returned NULL");
ASSERT_BUFFER_REFCOUNT (buffer, "parent", 3);
ASSERT_BUFFER_REFCOUNT (sub1, "sub1", 1);
ASSERT_BUFFER_REFCOUNT (sub2, "sub2", 1);
/* span will create a new subbuffer from the parent */
span = gst_buffer_span (sub1, 0, sub2, 4);
fail_unless (GST_BUFFER_SIZE (span) == 4, "spanned buffer is wrong size");
ASSERT_BUFFER_REFCOUNT (buffer, "parent", 4);
ASSERT_BUFFER_REFCOUNT (sub1, "sub1", 1);
ASSERT_BUFFER_REFCOUNT (sub2, "sub2", 1);
ASSERT_BUFFER_REFCOUNT (span, "span", 1);
fail_unless (memcmp (GST_BUFFER_DATA (span), "data", 4) == 0,
"spanned buffer contains the wrong data");
gst_buffer_unref (span);
ASSERT_BUFFER_REFCOUNT (buffer, "parent", 3);
/* span from non-contiguous buffers will create new buffers */
span = gst_buffer_span (sub2, 0, sub1, 4);
fail_unless (GST_BUFFER_SIZE (span) == 4, "spanned buffer is wrong size");
ASSERT_BUFFER_REFCOUNT (buffer, "parent", 3);
ASSERT_BUFFER_REFCOUNT (sub1, "sub1", 1);
ASSERT_BUFFER_REFCOUNT (sub2, "sub2", 1);
ASSERT_BUFFER_REFCOUNT (span, "span", 1);
fail_unless (memcmp (GST_BUFFER_DATA (span), "tada", 4) == 0,
"spanned buffer contains the wrong data");
gst_buffer_unref (span);
ASSERT_BUFFER_REFCOUNT (buffer, "parent", 3);
/* span with different sizes */
span = gst_buffer_span (sub1, 1, sub2, 3);
fail_unless (GST_BUFFER_SIZE (span) == 3, "spanned buffer is wrong size");
ASSERT_BUFFER_REFCOUNT (buffer, "parent", 4);
ASSERT_BUFFER_REFCOUNT (sub1, "sub1", 1);
ASSERT_BUFFER_REFCOUNT (sub2, "sub2", 1);
ASSERT_BUFFER_REFCOUNT (span, "span", 1);
fail_unless (memcmp (GST_BUFFER_DATA (span), "ata", 3) == 0,
"spanned buffer contains the wrong data");
gst_buffer_unref (span);
ASSERT_BUFFER_REFCOUNT (buffer, "parent", 3);
span = gst_buffer_span (sub2, 0, sub1, 3);
fail_unless (GST_BUFFER_SIZE (span) == 3, "spanned buffer is wrong size");
ASSERT_BUFFER_REFCOUNT (buffer, "parent", 3);
ASSERT_BUFFER_REFCOUNT (sub1, "sub1", 1);
ASSERT_BUFFER_REFCOUNT (sub2, "sub2", 1);
ASSERT_BUFFER_REFCOUNT (span, "span", 1);
fail_unless (memcmp (GST_BUFFER_DATA (span), "tad", 3) == 0,
"spanned buffer contains the wrong data");
gst_buffer_unref (span);
ASSERT_BUFFER_REFCOUNT (buffer, "parent", 3);
/* clean up */
gst_buffer_unref (sub1);
gst_buffer_unref (sub2);
gst_buffer_unref (buffer);
}
GST_END_TEST;
Suite *
gst_test_suite (void)
{
Suite *s = suite_create ("GstBuffer");
TCase *tc_chain = tcase_create ("general");
suite_add_tcase (s, tc_chain);
tcase_add_test (tc_chain, test_caps);
tcase_add_test (tc_chain, test_subbuffer);
tcase_add_test (tc_chain, test_is_span_fast);
tcase_add_test (tc_chain, test_span);
return s;
}
int
main (int argc, char **argv)
{
int nf;
Suite *s = gst_test_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;
}
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