Use local coverage (#6839)

* use local coverage

* bump min jupyterlab_server version

* bump min jupyterlab_server version

* add fail_under

.github/workflows/build.yml

@@ -57,10 +57,17 @@ jobs:
         jupyter server extension list 2>&1 | grep -ie "notebook.*enabled" -
         python -m jupyterlab.browser_check
 
-    - name: Codecov
-      run: |
-        pip install codecov coverage[toml]
-        codecov
+    - uses: jupyterlab/maintainer-tools/.github/actions/upload-coverage@v1
+
+  coverage:
+    runs-on: ubuntu-latest
+    needs:
+      - test
+    steps:
+      - uses: actions/checkout@v3
+      - uses: jupyterlab/maintainer-tools/.github/actions/report-coverage@v1
+        with:
+          fail_under: 78
 
   test_docs:
     name: Test Docs
@@ -184,7 +191,7 @@ jobs:
   tests_check: # This job does nothing and is only used for the branch protection
     if: always()
     needs:
-      - test
+      - coverage
       - install
       - test_lint
       - test_docs

README.md

@@ -3,7 +3,6 @@
 ![Github Actions Status](https://github.com/jupyter/notebook/workflows/Build/badge.svg)
 [![Documentation Status](https://readthedocs.org/projects/jupyter-notebook/badge/?version=latest)](https://jupyter-notebook.readthedocs.io/en/latest/?badge=latest)
 [![Binder](https://mybinder.org/badge_logo.svg)](https://mybinder.org/v2/gh/jupyter/notebook/main?urlpath=tree)
-[![codecov](https://codecov.io/gh/jupyter/notebook/branch/main/graph/badge.svg)](https://codecov.io/gh/jupyter/notebook)
 [![Gitpod](https://img.shields.io/badge/gitpod_editor-open-blue.svg)](https://gitpod.io/#https://github.com/jupyter/notebook)
 
 The Jupyter notebook is a web-based notebook environment for interactive

codecov.yml

@@ -1,9 +0,0 @@
-coverage:
-  status:
-    project:
-      default:
-        target: auto
-        threshold: 1
-    patch:
-      default:
-        target: 0%

pyproject.toml

@@ -33,7 +33,7 @@ dependencies = [
     "jupyter_server>=2.0.1,<3",
     "importlib-resources>=5.0;python_version<\"3.9\"",
     "jupyterlab>=4.0.0b0,<5",
-    "jupyterlab_server>=2.19.0,<3",
+    "jupyterlab_server>=2.22.1,<3",
     "notebook_shim>=0.2,<0.3",
     "tornado>=6.2.0",
 ]
@@ -50,17 +50,15 @@ Tracker = "https://github.com/jupyter/notebook/issues"
 
 [project.optional-dependencies]
 test = [
-    "coverage",
     "nbval",
     "pytest>=7.0",
-    "pytest-cov",
     "requests",
     "pytest-tornasync",
     "pytest-timeout",
     "pytest-console-scripts",
     "ipykernel",
     "jupyter_server[test]>=2.0.1,<3",
-    "jupyterlab_server[test]>=2.19.0,<3",
+    "jupyterlab_server[test]>=2.22.1,<3",
 ]
 docs = [
     "myst_parser",
@@ -130,7 +128,7 @@ nowarn = "test -W default {args}"
 
 [tool.hatch.envs.cov]
 features = ["test"]
-dependencies = ["coverage", "pytest-cov"]
+dependencies = ["coverage[toml]", "pytest-cov"]
 [tool.hatch.envs.cov.scripts]
 test = "python -m pytest -vv --cov notebook --cov-branch --cov-report term-missing:skip-covered {args}"
 nowarn = "test -W default {args}"
@@ -222,6 +220,10 @@ exclude_lines = [
 "@(abc\\.)?abstractmethod",
 ]
 
+[tool.coverage.run]
+relative_files = true
+source = ["notebook"]
+
 [tool.mypy]
 check_untyped_defs = true
 disallow_incomplete_defs = true