tests: fix and update tests:

- update code to newer version of `sh`
- update code to newer version of `selenium`
- update names of OMEMO algorithms
- fix paths and names used to mount source to the test container
- skip modules using `Gst` and `PyQt` when they are not available.

tests/unit/cli/test_calls.py

@@ -17,11 +17,14 @@
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 from unittest.mock import MagicMock, patch
 
-from PyQt6.QtWidgets import QApplication
 import pytest
 
-from libervia.cli.call_gui import AVCallUI
-from libervia.frontends.tools import display_servers
+try:
+    from libervia.cli.call_gui import AVCallUI
+    from libervia.frontends.tools import display_servers
+    from PyQt6.QtWidgets import QApplication
+except ModuleNotFoundError:
+    pytest.skip("PyQt6 is not available.", allow_module_level=True)
 
 
 @pytest.fixture(scope="session")

tests/unit/frontends/test_webrtc.py

@@ -17,9 +17,13 @@
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 from unittest.mock import AsyncMock, MagicMock
 
-from gi.repository import Gst
 import pytest
 
+try:
+    from gi.repository import Gst
+except ImportError:
+    pytest.skip("Gst not available.", allow_module_level=True)
+
 from libervia.backend.core import exceptions
 from libervia.backend.tools.common import data_format
 from libervia.frontends.tools import webrtc as webrtc_mod
@@ -158,6 +162,7 @@ class TestWebRtc:
         mock_pipeline.add.assert_called()
         mock_pad.link.assert_called()
 
+    @pytest.mark.skipif(Gst is None)
     @pytest.mark.asyncio
     async def test_setup_call_correct_role(self, host, webrtc, monkeypatch):
         """Roles are set in setup_call."""
@@ -191,6 +196,7 @@ class TestWebRtc:
         assert "v4l2src" in webrtc.gst_pipe_desc
         assert "pulsesrc" in webrtc.gst_pipe_desc
 
+    @pytest.mark.skipif(Gst is None)
     @pytest.mark.asyncio
     async def test_setup_call_with_stun_and_turn(self, host, webrtc, monkeypatch):
         """STUN and TURN server configurations are done in setup_call."""
@@ -231,6 +237,7 @@ class TestWebRtc:
             "add-turn-server", "turn://user:pass@turn.host:3478"
         )
 
+    @pytest.mark.skipif(Gst is None)
     @pytest.mark.asyncio
     async def test_setup_call_gstreamer_pipeline_failure(self, webrtc, monkeypatch):
         """Test setup_call method handling Gstreamer pipeline failure."""