Fix test_process_app (#367)

Author: blink1073

.github/workflows/tests.yml

@@ -35,10 +35,10 @@ jobs:
       - name: Base Setup
         uses: jupyterlab/maintainer-tools/.github/actions/base-setup@v1
       - name: Run the tests
-        if: ${{ !startsWith(matrix.python-version, 'pypy') }}
+        if: ${{ !startsWith(matrix.python-version, 'pypy') && !startsWith(matrix.python-version, '3.7') }}
         run: hatch run cov:test
       - name: Run the tests on pypy
-        if: ${{ startsWith(matrix.python-version, 'pypy') }}
+        if: ${{ startsWith(matrix.python-version, 'pypy') || startsWith(matrix.python-version, '3.7') }}
         run: hatch run cov:nowarn
       - name: Upload coverage
         run: |

tests/test_process.py

@@ -33,7 +33,7 @@ async def test_watch_helper():
     helper.wait()
 
 
-def test_process_app():
+async def test_process_app():
     class TestApp(ProcessApp):
         name = "tests"