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import unittest
from openhomedevice.didl_lite import generate_string, parse, parse_duration, parse_int
class DidlLiteTests(unittest.TestCase):
def test_int_parsing(self):
self.assertEqual(parse_duration("42"), 42)
self.assertEqual(parse_duration("42.5"), 42)
self.assertIsNone(parse_int("forty"))
self.assertIsNone(parse_int(None))
def test_duration_parsing(self):
self.assertEqual(parse_duration("0:07:40.000"), 460)
self.assertEqual(parse_duration("1:00.000"), 60)
self.assertEqual(parse_duration("42.000"), 42)
self.assertEqual(parse_duration("2:0.5"), 120)
self.assertIsNone(parse_duration("forty"))
self.assertIsNone(parse_duration(None))
def test_parse_empty_didlite(self):
result = parse(None)
self.assertEqual(result, {})
def test_parse_corrupt_didlite(self):
result = parse(
'<DIDL-Lite xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:upnp="urn:schemas-upnp-org:metadata-1-0/upnp/" xmlns="urn:schemas-upnp-org:metadata-1-0/DIDL-Lite/"><item id="" parentID="" restricted="True"><dc:title></dc:title><res protocolInfo="*:*:*:*"></res><upnp:albumArtURI></upnp:albumArtURI><upnp:class>object.item.audioItem</upnp:class></itemX></DIDL-Lite>'
)
self.assertEqual(result, {})
def test_parse_didlite_missing_item(self):
result = parse(
'<DIDL-Lite xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:upnp="urn:schemas-upnp-org:metadata-1-0/upnp/" xmlns="urn:schemas-upnp-org:metadata-1-0/DIDL-Lite/"></DIDL-Lite>'
)
self.assertEqual(result, {})
def test_parse_special_chars(self):
result = parse(
'<?xml version="1.0" encoding="UTF-8"?><DIDL-Lite xmlns="urn:schemas-upnp-org:metadata-1-0/DIDL-Lite/" xmlns:upnp="urn:schemas-upnp-org:metadata-1-0/upnp/" xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:oh="http://www.openhome.org"><item id="0" parentID="0" restricted="1"><upnp:class>object.item.audioItem.musicTrack</upnp:class><dc:title>Apostrophe'</dc:title><upnp:album>Apostrophe(')</upnp:album><upnp:artist>Frank Zappa</upnp:artist><upnp:albumArtURI>https://i.scdn.co/image/ab67616d0000b27385b05f4bb3c88cf252f96b68</upnp:albumArtURI><res protocolInfo="spotify:*:audio/L16:*" duration="00:05:49.786/1000" bitsPerSample="16" sampleFrequency="44100" nrAudioChannels="2" size="61562336">spotify://connect</res></item></DIDL-Lite>'
)
self.assertEqual(result["title"], "Apostrophe'")
def test_empty_track_details(self):
track_details = {}
result = generate_string(track_details)
self.assertEqual(
result,
'<DIDL-Lite xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:upnp="urn:schemas-upnp-org:metadata-1-0/upnp/" xmlns="urn:schemas-upnp-org:metadata-1-0/DIDL-Lite/"><item id="" parentID="" restricted="True"><dc:title></dc:title><res protocolInfo="*:*:*:*"></res><upnp:albumArtURI></upnp:albumArtURI><upnp:class>object.item.audioItem</upnp:class></item></DIDL-Lite>',
)
def test_track_details_title_is_none(self):
track_details = {}
track_details["title"] = None
result = generate_string(track_details)
self.assertEqual(
result,
'<DIDL-Lite xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:upnp="urn:schemas-upnp-org:metadata-1-0/upnp/" xmlns="urn:schemas-upnp-org:metadata-1-0/DIDL-Lite/"><item id="" parentID="" restricted="True"><dc:title></dc:title><res protocolInfo="*:*:*:*"></res><upnp:albumArtURI></upnp:albumArtURI><upnp:class>object.item.audioItem</upnp:class></item></DIDL-Lite>',
)
def test_track_details_uri_is_none(self):
track_details = {}
track_details["uri"] = None
result = generate_string(track_details)
self.assertEqual(
result,
'<DIDL-Lite xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:upnp="urn:schemas-upnp-org:metadata-1-0/upnp/" xmlns="urn:schemas-upnp-org:metadata-1-0/DIDL-Lite/"><item id="" parentID="" restricted="True"><dc:title></dc:title><res protocolInfo="*:*:*:*"></res><upnp:albumArtURI></upnp:albumArtURI><upnp:class>object.item.audioItem</upnp:class></item></DIDL-Lite>',
)
def test_track_details_albumArtwork_is_none(self):
track_details = {}
track_details["albumArtwork"] = None
result = generate_string(track_details)
self.assertEqual(
result,
'<DIDL-Lite xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:upnp="urn:schemas-upnp-org:metadata-1-0/upnp/" xmlns="urn:schemas-upnp-org:metadata-1-0/DIDL-Lite/"><item id="" parentID="" restricted="True"><dc:title></dc:title><res protocolInfo="*:*:*:*"></res><upnp:albumArtURI></upnp:albumArtURI><upnp:class>object.item.audioItem</upnp:class></item></DIDL-Lite>',
)
def test_track_details(self):
track_details = {}
track_details["albumArtwork"] = "ALBUMARTWORK"
track_details["title"] = "TITLE"
track_details["uri"] = "URI"
result = generate_string(track_details)
self.assertEqual(
result,
'<DIDL-Lite xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:upnp="urn:schemas-upnp-org:metadata-1-0/upnp/" xmlns="urn:schemas-upnp-org:metadata-1-0/DIDL-Lite/"><item id="" parentID="" restricted="True"><dc:title>TITLE</dc:title><res protocolInfo="*:*:*:*">URI</res><upnp:albumArtURI>ALBUMARTWORK</upnp:albumArtURI><upnp:class>object.item.audioItem</upnp:class></item></DIDL-Lite>',
)
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