Mercurial > libervia-backend

annotate tests/unit/test_plugin_xep_0339.py @ 4074:26b7ed2817da

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refactoring: rename `sat_frontends` to `libervia.frontends`
author Goffi <goffi@goffi.org>
date Fri, 02 Jun 2023 14:12:38 +0200
parents 4b842c1fb686
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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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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Goffi <goffi@goffi.org>
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143 assert param_elts[0]["name"] == "cname"
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Goffi <goffi@goffi.org>
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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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Goffi <goffi@goffi.org>
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147
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Goffi <goffi@goffi.org>
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148 ssrc_group_elts = list(desc_elt.elements(NS_JINGLE_RTP_SSMA, "ssrc-group"))
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Goffi <goffi@goffi.org>
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149 assert len(ssrc_group_elts) == 1
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Goffi <goffi@goffi.org>
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150 ssrc_group_elt = ssrc_group_elts[0]
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Goffi <goffi@goffi.org>
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151 assert ssrc_group_elt["semantics"] == "FEC"
5241267a92b3 tests (units): tests for plugin XEP-0339:
Goffi <goffi@goffi.org>
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152 ssrc_ids = [
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Goffi <goffi@goffi.org>
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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")
5241267a92b3 tests (units): tests for plugin XEP-0339:
Goffi <goffi@goffi.org>
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155 ]
5241267a92b3 tests (units): tests for plugin XEP-0339:
Goffi <goffi@goffi.org>
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156 assert ssrc_ids == [2, 3]