Fixes

panel/tests/chat/test_feed.py

@@ -1530,7 +1530,7 @@ def append_callback(message, instance):
         chat_feed.post_hook = append_callback
         chat_feed.send("Hello World!")
         await async_wait_until(lambda: chat_feed.objects[-1].object == "Echo: Hello World!")
-        assert logs == ["Hello World!", "Echo: Hello World!"]
+        await async_wait_until(lambda: logs == ["Hello World!", "Echo: Hello World!"])
 
     async def test_generator(self, chat_feed):
         def callback(contents, user, instance):

panel/tests/conftest.py

@@ -325,7 +325,7 @@ def tmpdir(request, tmpdir_factory):
     shutil.rmtree(str(tmp_dir))
 
 
-@pytest.fixture()
+@pytest.fixture
 def html_server_session():
     port = 5050
     html = HTML('<h1>Title</h1>')
@@ -341,6 +341,12 @@ def html_server_session():
     except AssertionError:
         pass  # tests may already close this
 
+@pytest.fixture(autouse=True)
+def asyncio_loop():
+    try:
+        asyncio.get_event_loop()
+    except (RuntimeError, DeprecationWarning):
+        asyncio.set_event_loop(asyncio.new_event_loop())
 
 @pytest.fixture()
 def markdown_server_session():

panel/tests/test_server.py

@@ -479,7 +479,7 @@ def app(counts=[0]):
 
 
 @pytest.mark.xdist_group(name="server")
-def test_show_server_info(html_server_session, markdown_server_session):
+def test_show_server_info(asyncio_loop, html_server_session, markdown_server_session):
     *_, html_port = html_server_session
     *_, markdown_port = markdown_server_session
     server_info = repr(state)
@@ -488,7 +488,7 @@ def test_show_server_info(html_server_session, markdown_server_session):
 
 
 @pytest.mark.xdist_group(name="server")
-def test_kill_all_servers(html_server_session, markdown_server_session):
+def test_kill_all_servers(asyncio_loop, html_server_session, markdown_server_session):
     _, server_1, *_ = html_server_session
     _, server_2, *_ = markdown_server_session
     state.kill_all_servers()
@@ -497,7 +497,7 @@ def test_kill_all_servers(html_server_session, markdown_server_session):
 
 
 @pytest.mark.xdist_group(name="server")
-def test_multiple_titles(multiple_apps_server_sessions):
+def test_multiple_titles(asyncio_loop, multiple_apps_server_sessions):
     """Serve multiple apps with a title per app."""
     session1, session2 = multiple_apps_server_sessions(
         slugs=('app1', 'app2'), titles={'app1': 'APP1', 'app2': 'APP2'})

panel/tests/ui/__init__.py

@@ -0,0 +1,3 @@
+import pytest
+
+pytestmark = pytest.mark.asyncio(loop_scope="package")