Use pytest-jupyter (#351)

jupyterlab_server/pytest_plugin.py

@@ -8,7 +8,7 @@
 
 from jupyterlab_server import LabServerApp
 
-pytest_plugins = ["jupyter_server.pytest_plugin"]
+pytest_plugins = ["pytest_jupyter.jupyter_server"]
 
 
 def mkdir(tmp_path, *parts):

jupyterlab_server/workspaces_app.py

@@ -61,12 +61,12 @@ def start(self):
         workspaces = self.manager.list_workspaces()
         if self.jsonlines:
             for workspace in workspaces:
-                self.log.info(json.dumps(workspace))
+                print(json.dumps(workspace))  # noqa
         elif self.json:
-            self.log.info(json.dumps(workspaces))
+            print(json.dumps(workspaces))  # noqa
         else:
             for workspace in workspaces:
-                self.log.info(workspace["metadata"]["id"])
+                print(workspace["metadata"]["id"])  # noqa
 
 
 class WorkspaceExportApp(JupyterApp, LabConfig):
@@ -92,7 +92,7 @@ def start(self):
         raw = DEFAULT_WORKSPACE if not self.extra_args else self.extra_args[0]
         try:
             workspace = self.manager.load(raw)
-            self.log.info(json.dumps(workspace))
+            print(json.dumps(workspace))  # noqa
         except Exception:  # pragma: no cover
             self.log.error(json.dumps(dict(data=dict(), metadata=dict(id=raw))))
 

pyproject.toml

@@ -21,6 +21,7 @@ classifiers = [
   "Programming Language :: Python :: 3.8",
   "Programming Language :: Python :: 3.9",
   "Programming Language :: Python :: 3.10",
+  "Programming Language :: Python :: 3.11",
   "Typing :: Typed"]
 requires-python = ">=3.7"
 dependencies = [
@@ -29,7 +30,7 @@ dependencies = [
   "jinja2>=3.0.3",
   "json5>=0.9.0",
   "jsonschema>=3.0.1",
-  "jupyter_server>=1.8,<3",
+  "jupyter_server>=1.21,<3",
   "packaging>=21.3",
   "requests>=2.28",
 ]
@@ -68,14 +69,15 @@ openapi = [
 test = [
   "codecov",
   "ipykernel",
-  "jupyter_server[test]",
+  "pytest-jupyter[server]>=0.6",
   # openapi_core 0.15.0 alpha is not working
   "openapi_core~=0.14.2",
   "openapi-spec-validator<0.6",
   "requests_mock",
   "pytest>=7.0",
   "pytest-console-scripts",
   "pytest-cov",
+  "pytest-timeout",
   "ruamel.yaml",
   "strict-rfc3339"
 ]