Mercurial > libervia-backend

annotate tests/unit/test_plugin_xep_0339.py @ 4242:8acf46ed7f36

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frontends: remote control implementation: This is the frontends common part of remote control implementation. It handle the creation of WebRTC session, and management of inputs. For now the reception use freedesktop.org Desktop portal, and works mostly with Wayland based Desktop Environments. rel 436
author Goffi <goffi@goffi.org>
date Sat, 11 May 2024 13:52:43 +0200
parents 4b842c1fb686
children
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1 #!/usr/bin/env python3
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2
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3 # Libervia: an XMPP client
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4 # Copyright (C) 2009-2023 Jérôme Poisson (goffi@goffi.org)
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5
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6 # This program is free software: you can redistribute it and/or modify
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7 # it under the terms of the GNU Affero General Public License as published by
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8 # the Free Software Foundation, either version 3 of the License, or
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9 # (at your option) any later version.
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10
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11 # This program is distributed in the hope that it will be useful,
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12 # but WITHOUT ANY WARRANTY; without even the implied warranty of
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13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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14 # GNU Affero General Public License for more details.
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15
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16 # You should have received a copy of the GNU Affero General Public License
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17 # along with this program. If not, see <http://www.gnu.org/licenses/>.
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18
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19
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20 from twisted.words.xish import domish
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21
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22 from libervia.backend.plugins.plugin_xep_0339 import NS_JINGLE_RTP_SSMA, XEP_0339
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23 from libervia.backend.tools.xml_tools import parse
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24
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25
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26 class TestXEP0339:
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27 def test_parse_sdp(self, host):
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28 """'ssrc' and 'ssrc-group' attributes in SDP are correctly parsed"""
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29 xep_0339 = XEP_0339(host)
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30
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31 call_data = {}
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32 metadata = {}
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33 media_type = "video"
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34 application_data = {}
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35 transport_data = {}
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36
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37 # SDP: a=ssrc:123 label:stream_label
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38 attribute = "ssrc"
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39 parts = ["123", "label:stream_label"]
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40
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41 xep_0339._parse_sdp_a_trigger(
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42 attribute,
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43 parts,
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44 call_data,
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45 metadata,
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46 media_type,
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47 application_data,
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48 transport_data,
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49 )
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50
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51 assert application_data == {"ssrc": {123: {"label": "stream_label"}}}
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52
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53 application_data = {}
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54
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55 # SDP: a=ssrc-group:FID 123 456
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56 attribute = "ssrc-group"
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57 parts = ["FID", "123", "456"]
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58
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59 xep_0339._parse_sdp_a_trigger(
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60 attribute,
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61 parts,
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62 call_data,
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63 metadata,
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64 media_type,
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65 application_data,
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66 transport_data,
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67 )
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68
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69 assert application_data == {"ssrc-group": {"FID": [123, 456]}}
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70
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71 def test_generate_sdp(self, host):
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72 """'ssrc' and 'ssrc-group' attributes in SDP are correctly generated"""
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73 xep_0339 = XEP_0339(host)
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74
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75 media_data = {
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76 "ssrc": {123: {"label": "stream_label"}},
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77 "ssrc-group": {"FID": [123, 456]},
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78 }
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79 sdp_lines = []
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80
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81 xep_0339._generate_sdp_content_trigger(
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82 {}, True, 1, {}, sdp_lines, {}, "", media_data, "video"
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83 )
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84
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85 assert sdp_lines == ["a=ssrc:123 label:stream_label", "a=ssrc-group:FID 123 456"]
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86
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87 def test_parse_description(self, host):
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88 """'<source>' and '<ssrc-group>' elements are correctly parsed"""
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89 xep_0339 = XEP_0339(host)
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90
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91 media_data = {}
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92 raw_xml = """
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93 <description xmlns='urn:xmpp:jingle:apps:rtp:1' media='audio'>
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94 <source xmlns='urn:xmpp:jingle:apps:rtp:ssma:0' ssrc='1'>
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95 <parameter name='cname' value='some_name'/>
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96 <parameter name='msid' value='media'/>
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97 </source>
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98 <ssrc-group xmlns='urn:xmpp:jingle:apps:rtp:ssma:0' semantics='FEC'>
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99 <source ssrc='2'/>
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100 <source ssrc='3'/>
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101 </ssrc-group>
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102 </description>
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103 """
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104 desc_elt = parse(raw_xml)
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105
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106 xep_0339._parse_description_trigger(desc_elt, media_data)
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107
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108 assert media_data == {
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109 "msid": "media",
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110 "ssrc": {
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111 1: {
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112 "cname": "some_name",
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113 "msid": "media",
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114 }
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115 },
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116 "ssrc-group": {"FEC": [2, 3]},
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117 }
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118
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119 def test_generate_description(self, host):
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120 """'<source>' and '<ssrc-group>' elements are correctly generated"""
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121 xep_0339 = XEP_0339(host)
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122
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123 media_data = {
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124 "ssrc": {
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125 1: {
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126 "cname": "some_name",
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127 "msid": "media",
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128 }
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129 },
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130 "ssrc-group": {"FEC": [2, 3]},
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131 }
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132 session = {}
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133 desc_elt = domish.Element((None, "description"))
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134
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135 xep_0339._build_description_trigger(desc_elt, media_data, session)
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136
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137 source_elts = list(desc_elt.elements(NS_JINGLE_RTP_SSMA, "source"))
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138 assert len(source_elts) == 1
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139 source_elt = source_elts[0]
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140 assert source_elt["ssrc"] == "1"
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141 param_elts = list(source_elt.elements(NS_JINGLE_RTP_SSMA, "parameter"))
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142 assert len(param_elts) == 2
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143 assert param_elts[0]["name"] == "cname"
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144 assert param_elts[0]["value"] == "some_name"
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145 assert param_elts[1]["name"] == "msid"
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146 assert param_elts[1]["value"] == "media"
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147
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148 ssrc_group_elts = list(desc_elt.elements(NS_JINGLE_RTP_SSMA, "ssrc-group"))
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149 assert len(ssrc_group_elts) == 1
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150 ssrc_group_elt = ssrc_group_elts[0]
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151 assert ssrc_group_elt["semantics"] == "FEC"
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152 ssrc_ids = [
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153 int(source_elt["ssrc"])
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Goffi <goffi@goffi.org>
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154 for source_elt in ssrc_group_elt.elements(NS_JINGLE_RTP_SSMA, "source")
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Goffi <goffi@goffi.org>
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155 ]
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156 assert ssrc_ids == [2, 3]