comparison tests/unit/test_plugin_xep_0293.py @ 4061:fddd76dedc97

tests (units): tests for plugin XEP-0293: fix 437
author Goffi <goffi@goffi.org>
date Mon, 29 May 2023 17:58:05 +0200
parents
children 4b842c1fb686
comparison
equal deleted inserted replaced
4060:fce92ba311f4 4061:fddd76dedc97
1 #!/usr/bin/env python3
2
3 # Libervia: an XMPP client
4 # Copyright (C) 2009-2023 Jérôme Poisson (goffi@goffi.org)
5
6 # This program is free software: you can redistribute it and/or modify
7 # it under the terms of the GNU Affero General Public License as published by
8 # the Free Software Foundation, either version 3 of the License, or
9 # (at your option) any later version.
10
11 # This program is distributed in the hope that it will be useful,
12 # but WITHOUT ANY WARRANTY; without even the implied warranty of
13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 # GNU Affero General Public License for more details.
15
16 # You should have received a copy of the GNU Affero General Public License
17 # along with this program. If not, see <http://www.gnu.org/licenses/>.
18
19 from twisted.words.xish import domish
20
21 from sat.plugins.plugin_xep_0167.constants import NS_JINGLE_RTP
22 from sat.plugins.plugin_xep_0293 import NS_JINGLE_RTP_RTCP_FB, RTCP_FB_KEY, XEP_0293
23 from sat.tools import xml_tools
24
25 class TestXEP0293:
26
27 def test_parse_sdp_rtcp_fb_general(self, host):
28 """Parsing of a general RTCP feedback SDP line."""
29 xep_0293 = XEP_0293(host)
30
31 application_data = {}
32 transport_data = {}
33
34 # SDP line: a=rtcp-fb:* nack pli
35 attribute = "rtcp-fb"
36 parts = ["*", "nack", "pli"]
37 xep_0293._parse_sdp_a_trigger(
38 attribute=attribute,
39 parts=parts,
40 call_data={},
41 metadata={},
42 media_type="video",
43 application_data=application_data,
44 transport_data=transport_data,
45 )
46 assert application_data[RTCP_FB_KEY][0] == ("nack", "pli", {})
47
48 def test_parse_sdp_rtcp_fb_specific(self, host):
49 """Parsing of a payload-specific RTCP feedback SDP line."""
50 xep_0293 = XEP_0293(host)
51
52 application_data = {
53 "payload_types": {96: {}}
54 }
55 transport_data = {}
56
57 # SDP line: a=rtcp-fb:96 nack
58 attribute = "rtcp-fb"
59 parts = ["96", "nack"]
60 xep_0293._parse_sdp_a_trigger(
61 attribute=attribute,
62 parts=parts,
63 call_data={},
64 metadata={},
65 media_type="video",
66 application_data=application_data,
67 transport_data=transport_data,
68 )
69 assert application_data["payload_types"][96][RTCP_FB_KEY][0] == ("nack", None, {})
70
71 def test_parse_sdp_rtcp_fb_trr_int_general(self, host):
72 """Parsing of a general RTCP feedback with trr-int SDP line."""
73 xep_0293 = XEP_0293(host)
74
75 application_data = {}
76 transport_data = {}
77
78 # SDP line: a=rtcp-fb-trr-int:* 100
79 attribute = "rtcp-fb-trr-int"
80 parts = ["*", "100"]
81 xep_0293._parse_sdp_a_trigger(
82 attribute=attribute,
83 parts=parts,
84 call_data={},
85 metadata={},
86 media_type="video",
87 application_data=application_data,
88 transport_data=transport_data,
89 )
90 assert application_data["rtcp-fb-trr-int"] == 100
91
92 def test_parse_sdp_rtcp_fb_trr_int_specific(self, host):
93 """Parsing of a payload-specific RTCP feedback with trr-int SDP line."""
94 xep_0293 = XEP_0293(host)
95
96 application_data = {
97 "payload_types": {96: {}}
98 }
99 transport_data = {}
100
101 # SDP line: a=rtcp-fb-trr-int:96 100
102 attribute = "rtcp-fb-trr-int"
103 parts = ["96", "100"]
104 xep_0293._parse_sdp_a_trigger(
105 attribute=attribute,
106 parts=parts,
107 call_data={},
108 metadata={},
109 media_type="video",
110 application_data=application_data,
111 transport_data=transport_data,
112 )
113 assert application_data["payload_types"][96]["rtcp-fb-trr-int"] == 100
114
115 def test_generate_sdp_session(self, host):
116 """Generation of SDP lines for session data."""
117 xep_0293 = XEP_0293(host)
118 sdp_lines = []
119 application_data = {RTCP_FB_KEY: [("nack", "pli", {})], "rtcp-fb-trr-int": 100}
120
121 xep_0293._generate_sdp_content_trigger(
122 session={},
123 local=True,
124 content_name="test",
125 content_data={},
126 sdp_lines=sdp_lines,
127 application_data=application_data,
128 app_data_key="test",
129 media_data={},
130 media="video",
131 )
132
133 assert sdp_lines[0] == "a=rtcp-fb:* nack pli"
134 assert sdp_lines[1] == "a=rtcp-fb:* trr-int 100"
135
136 def test_generate_sdp_payload_type(self, host):
137 """Generation of SDP lines for each payload type."""
138 xep_0293 = XEP_0293(host)
139 sdp_lines = []
140 application_data = {}
141 media_data = {
142 "payload_types": {96: {RTCP_FB_KEY: [("nack", None, {})], "rtcp-fb-trr-int": 100}}
143 }
144
145 xep_0293._generate_sdp_content_trigger(
146 session={},
147 local=True,
148 content_name="test",
149 content_data={},
150 sdp_lines=sdp_lines,
151 application_data=application_data,
152 app_data_key="test",
153 media_data=media_data,
154 media="video",
155 )
156
157 assert sdp_lines[0] == "a=rtcp-fb:96 nack"
158 assert sdp_lines[1] == "a=rtcp-fb:96 trr-int 100"
159
160 def test_parse_description(self, host):
161 """Parsing of <rtcp-fb> and <rtcp-fb-trr-int> elements from a description."""
162 xep_0293 = XEP_0293(host)
163
164 desc_element = xml_tools.parse(
165 f"""
166 <description xmlns="urn:xmpp:jingle:apps:rtp:1" media="audio">
167 <rtcp-fb xmlns="{NS_JINGLE_RTP_RTCP_FB}" type="nack" subtype="pli"/>
168 <rtcp-fb-trr-int xmlns="{NS_JINGLE_RTP_RTCP_FB}" value="100"/>
169 </description>
170 """
171 )
172
173 media_data = {}
174 xep_0293._parse_description_trigger(desc_element, media_data)
175
176 assert media_data[RTCP_FB_KEY][0] == ("nack", "pli", {})
177 assert media_data["rtcp_fb_trr_int"][0] == 100
178
179 def test_parse_description_payload_type(self, host):
180 """Parsing of <rtcp-fb> and <rtcp-fb-trr-int> elements from a payload type."""
181 xep_0293 = XEP_0293(host)
182
183 desc_element = xml_tools.parse(
184 f"""
185 <description xmlns="urn:xmpp:jingle:apps:rtp:1" media="audio">
186 <payload-type id="96">
187 <rtcp-fb xmlns="{NS_JINGLE_RTP_RTCP_FB}" type="nack" subtype="pli"/>
188 <rtcp-fb-trr-int xmlns="{NS_JINGLE_RTP_RTCP_FB}" value="100"/>
189 </payload-type>
190 </description>
191 """
192 )
193
194 media_data = {}
195 payload_type_elt = desc_element.firstChildElement()
196 payload_type_data = {}
197 xep_0293._parse_description_payload_type_trigger(
198 desc_element, media_data, payload_type_elt, payload_type_data
199 )
200
201 assert payload_type_data[RTCP_FB_KEY][0] == ("nack", "pli", {})
202 assert payload_type_data["rtcp_fb_trr_int"][0] == 100
203
204 def test_build_rtcp_fb_elements(self, host):
205 """Building the <rtcp-fb> and <rtcp-fb-trr-int> elements."""
206 xep_0293 = XEP_0293(host)
207 data = {
208 RTCP_FB_KEY: [("nack", "pli", {})],
209 "rtcp-fb-trr-int": 100
210 }
211
212 # Test _build_description_trigger
213 desc_elt = domish.Element((NS_JINGLE_RTP, "description"))
214 xep_0293._build_description_trigger(desc_elt, data, {})
215
216 rtcp_fb_elts = list(desc_elt.elements(NS_JINGLE_RTP_RTCP_FB, "rtcp-fb"))
217 assert len(rtcp_fb_elts) == 1
218 rtcp_fb_elt = rtcp_fb_elts[0]
219 assert rtcp_fb_elt["type"] == "nack"
220 assert rtcp_fb_elt["subtype"] == "pli"
221
222 rtcp_fb_trr_int_elts = list(desc_elt.elements(NS_JINGLE_RTP_RTCP_FB, "rtcp-fb-trr-int"))
223 assert len(rtcp_fb_trr_int_elts) == 1
224 rtcp_fb_trr_int_elt = rtcp_fb_trr_int_elts[0]
225 assert int(rtcp_fb_trr_int_elt["value"]) == 100
226
227 # Test _build_description_payload_type_trigger
228 desc_elt = domish.Element((NS_JINGLE_RTP, "description"))
229 payload_type_elt = desc_elt.addElement((NS_JINGLE_RTP, "payload-type"))
230 xep_0293._build_description_payload_type_trigger(desc_elt, {}, data, payload_type_elt)
231
232 rtcp_fb_elts = list(payload_type_elt.elements(NS_JINGLE_RTP_RTCP_FB, "rtcp-fb"))
233 assert len(rtcp_fb_elts) == 1
234 rtcp_fb_elt = rtcp_fb_elts[0]
235 assert rtcp_fb_elt["type"] == "nack"
236 assert rtcp_fb_elt["subtype"] == "pli"
237
238 rtcp_fb_trr_int_elts = list(payload_type_elt.elements(NS_JINGLE_RTP_RTCP_FB, "rtcp-fb-trr-int"))
239 assert len(rtcp_fb_trr_int_elts) == 1
240 rtcp_fb_trr_int_elt = rtcp_fb_trr_int_elts[0]
241 assert int(rtcp_fb_trr_int_elt["value"]) == 100