test: bitwriter: Add a test for reset_and_get_data when not byte unaligned.

Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/1272>
This commit is contained in:
He Junyan 2021-09-19 21:01:21 +08:00 committed by GStreamer Marge Bot
parent 6be57e4247
commit 39ad758fde

View file

@ -148,6 +148,66 @@ GST_START_TEST (test_reset)
GST_END_TEST;
GST_START_TEST (test_reset_data_unaligned)
{
GstBitWriter writer;
static guint8 sdata[] = { 0xff, 0xf1, 0xf2, 0x80 };
guint8 *data, i;
GstBuffer *buf;
GstMapInfo info;
gst_bit_writer_init_with_size (&writer, 32, TRUE);
fail_unless_equals_int (gst_bit_writer_get_remaining (&writer), 2048);
fail_unless (gst_bit_writer_put_bits_uint8 (&writer, 0xf, 4));
fail_unless (gst_bit_writer_put_bits_uint8 (&writer, 0x7, 3));
fail_unless (gst_bit_writer_put_bits_uint8 (&writer, 0x3, 2));
fail_unless (gst_bit_writer_put_bits_uint8 (&writer, 0x3, 2));
fail_unless (gst_bit_writer_put_bits_uint8 (&writer, 0x8, 4));
fail_unless (gst_bit_writer_put_bits_uint8 (&writer, 0x1, 1));
fail_unless (gst_bit_writer_put_bits_uint8 (&writer, 0xf2, 8));
fail_unless (gst_bit_writer_put_bits_uint8 (&writer, 0x2, 2));
fail_unless_equals_int (gst_bit_writer_get_remaining (&writer), 2048 - 26);
data = gst_bit_writer_reset_and_get_data (&writer);
fail_unless (data != NULL);
for (i = 0; i < 4; i++)
fail_unless (memcmp (&sdata[i], &data[i], 1) == 0);
gst_bit_writer_init (&writer);
fail_unless (gst_bit_writer_put_bits_uint8 (&writer, 0x7, 3));
fail_unless (gst_bit_writer_put_bits_uint8 (&writer, 0xf, 4));
fail_unless (gst_bit_writer_put_bits_uint8 (&writer, 0x1, 1));
fail_unless (gst_bit_writer_put_bits_uint8 (&writer, 0x1, 1));
fail_unless (gst_bit_writer_put_bits_uint8 (&writer, 0x3, 2));
fail_unless (gst_bit_writer_put_bits_uint8 (&writer, 0x8, 4));
fail_unless (gst_bit_writer_put_bits_uint8 (&writer, 0x1, 1));
fail_unless (gst_bit_writer_put_bits_uint8 (&writer, 0xf2, 8));
fail_unless (gst_bit_writer_put_bits_uint8 (&writer, 0x1, 1));
fail_unless (gst_bit_writer_put_bits_uint8 (&writer, 0x0, 1));
fail_unless (gst_bit_writer_put_bits_uint8 (&writer, 0x0, 1));
fail_unless (gst_bit_writer_put_bits_uint8 (&writer, 0x0, 3));
fail_unless_equals_int (gst_bit_writer_get_size (&writer), 30);
buf = gst_bit_writer_reset_and_get_buffer (&writer);
fail_unless (buf != NULL);
fail_unless (gst_buffer_map (buf, &info, GST_MAP_READWRITE));
fail_unless (info.data);
fail_unless_equals_int (info.size, 4);
for (i = 0; i < 4; i++)
fail_unless (memcmp (&sdata[i], &info.data[i], 1) == 0);
g_free (data);
gst_buffer_unmap (buf, &info);
gst_buffer_unref (buf);
}
GST_END_TEST;
static Suite *
gst_bit_writer_suite (void)
@ -160,6 +220,7 @@ gst_bit_writer_suite (void)
tcase_add_test (tc_chain, test_initialization);
tcase_add_test (tc_chain, test_data);
tcase_add_test (tc_chain, test_reset);
tcase_add_test (tc_chain, test_reset_data_unaligned);
return s;
}