Clean up full install test

.github/workflows/python-linux.yml

@@ -66,16 +66,39 @@ jobs:
         if: ${{ matrix.python-version != 'pypy-3.7' }}
         run: |
           codecov
-      - name: Test full install
-        run: |
-          python -m venv test_install
-          ./test_install/bin/python -m pip install -U pip
-          ./test_install/bin/python -m pip install ".[test]"
-          pushd test_install
-          ./bin/pytest --pyargs jupyter_server --capture=no
-          popd
       - name: Test the docs
         run: |
           cd docs
           pip install -r doc-requirements.txt
           make html SPHINXOPTS="-W"
+
+  make_sdist:
+    name: Make SDist
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - name: Base Setup
+        uses: jupyterlab/maintainer-tools/.github/actions/base-setup@v1
+      - name: Build SDist
+        run: |
+          pip install build
+          python -m build --sdist
+      - uses: actions/upload-artifact@v2
+        with:
+          name: "sdist"
+          path: dist/*.tar.gz
+
+  test_sdist:
+    runs-on: ubuntu-latest
+    needs: [make_sdist]
+    name: Install from SDist and Test
+    steps:
+      - name: Base Setup
+        uses: jupyterlab/maintainer-tools/.github/actions/base-setup@v1
+      - name: Download sdist
+        uses: actions/download-artifact@v2
+      - name: Install From SDist
+        run: |
+          pip install --find-links=./sdist "jupyter_server[test]>=0.0.dev0"
+      - name: Run Test
+        run: pytest -vv --pyargs --timeout=300 --timeout_method=thread jupyter_server --capture=no

pyproject.toml

@@ -13,6 +13,8 @@ addopts = "--doctest-modules"
 testpaths = [
     "jupyter_server/"
 ]
+timeout = 300
+timeout_method = "thread"
 
 [tool.jupyter-releaser]
 skip = ["check-links"]