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dashdemux: tests: added test for download errors during header download

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Test header download error.
Let the adaptive demux download a few bytes, then instruct the
GstTestHTTPSrc element to generate an error while the fragment header
is still being downloaded.

https://bugzilla.gnome.org/show_bug.cgi?id=762144
This commit is contained in:
Florin Apostol 2016-02-16 14:25:45 +00:00 committed by Thiago Santos
parent b8ba8a3b7e
commit 01397f56f2
1 changed files with 89 additions and 0 deletions
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89
tests/check/elements/dash_demux.c
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@ -917,6 +917,94 @@ test_fragment_download_error_src_create (GstTestHTTPSrc * src,
user_data);
}
/*
* Test header download error
* Let the adaptive demux download a few bytes, then instruct the
* GstTestHTTPSrc element to generate an error while the fragment header
* is still being downloaded.
*/
GST_START_TEST (testHeaderDownloadError)
{
const gchar *mpd =
"<?xml version=\"1.0\" encoding=\"utf-8\"?>"
"<MPD xmlns:xsi=\"http://www.w3.org/2001/XMLSchema-instance\""
" xmlns=\"urn:mpeg:DASH:schema:MPD:2011\""
" xsi:schemaLocation=\"urn:mpeg:DASH:schema:MPD:2011 DASH-MPD.xsd\""
" profiles=\"urn:mpeg:dash:profile:isoff-on-demand:2011\""
" type=\"static\""
" minBufferTime=\"PT1.500S\""
" mediaPresentationDuration=\"PT0.5S\">"
" <Period>"
" <AdaptationSet mimeType=\"audio/webm\""
" subsegmentAlignment=\"true\">"
" <Representation id=\"171\""
" codecs=\"vorbis\""
" audioSamplingRate=\"44100\""
" startWithSAP=\"1\""
" bandwidth=\"129553\">"
" <AudioChannelConfiguration"
" schemeIdUri=\"urn:mpeg:dash:23003:3:audio_channel_configuration:2011\""
" value=\"2\" />"
" <BaseURL>audio.webm</BaseURL>"
" <SegmentBase indexRange=\"4452-4686\""
" indexRangeExact=\"true\">"
" <Initialization range=\"0-4451\" />"
" </SegmentBase>"
" </Representation></AdaptationSet></Period></MPD>";
/* generate error while the headers are still being downloaded
* threshold_for_trigger must be less than the size of headers
* (initialization + index) which is 4687.
*/
guint64 threshold_for_trigger = 2000;
GstDashDemuxTestInputData inputTestData[] = {
{"http://unit.test/test.mpd", (guint8 *) mpd, 0},
{"http://unit.test/audio.webm", NULL, 5000},
{NULL, NULL, 0},
};
GstAdaptiveDemuxTestExpectedOutput outputTestData[] = {
/* adaptive demux tries for 4 times (MAX_DOWNLOAD_ERROR_COUNT + 1) before giving up */
{"audio_00", threshold_for_trigger * 4, NULL},
};
GstTestHTTPSrcCallbacks http_src_callbacks = { 0 };
GstTestHTTPSrcTestData http_src_test_data = { 0 };
GstAdaptiveDemuxTestCallbacks test_callbacks = { 0 };
GstDashDemuxTestCase *testData;
http_src_callbacks.src_start = gst_dashdemux_http_src_start;
http_src_callbacks.src_create = test_fragment_download_error_src_create;
http_src_test_data.data = gst_structure_new_empty (__FUNCTION__);
gst_structure_set (http_src_test_data.data, "threshold_for_trigger",
G_TYPE_UINT64, threshold_for_trigger, NULL);
http_src_test_data.input = inputTestData;
gst_test_http_src_install_callbacks (&http_src_callbacks,
&http_src_test_data);
test_callbacks.appsink_received_data =
gst_adaptive_demux_test_check_received_data;
test_callbacks.appsink_eos = gst_adaptive_demux_test_unexpected_eos;
test_callbacks.bus_error_message = testDownloadErrorMessageCallback;
testData = gst_dash_demux_test_case_new ();
COPY_OUTPUT_TEST_DATA (outputTestData, testData);
/* download in chunks of threshold_for_trigger size.
* This means the first chunk will succeed, the second will generate
* error because we already exceeded threshold_for_trigger bytes.
*/
gst_test_http_src_set_default_blocksize (threshold_for_trigger);
gst_adaptive_demux_test_run (DEMUX_ELEMENT_NAME,
"http://unit.test/test.mpd", &test_callbacks, testData);
g_object_unref (testData);
if (http_src_test_data.data)
gst_structure_free (http_src_test_data.data);
}
GST_END_TEST;
/*
* Test media download error on the last media fragment.
* Let the adaptive demux download a few bytes, then instruct the
@ -1164,6 +1252,7 @@ dash_demux_suite (void)
tcase_add_test (tc_basicTest, testReverseSeekSnapBeforePosition);
tcase_add_test (tc_basicTest, testReverseSeekSnapAfterPosition);
tcase_add_test (tc_basicTest, testDownloadError);
tcase_add_test (tc_basicTest, testHeaderDownloadError);
tcase_add_test (tc_basicTest, testMediaDownloadErrorLastFragment);
tcase_add_test (tc_basicTest, testQuery);