Add doc to the test helper

Add - uses: browser-actions/setup-geckodriver@latest

test

.github/workflows/di.yml

@@ -18,13 +18,13 @@ jobs:
                 tag: [latest]
                 browser: [Chrome, Firefox]
                 python-version: ['3.8', '3.10']
+                firefox: ['84.0']
             fail-fast: false
 
         runs-on: ubuntu-latest
         timeout-minutes: 60
 
         steps:
-
             - name: Check out app
               uses: actions/checkout@v2
 
@@ -44,5 +44,16 @@ jobs:
               run: |
                   pip install -U -r requirements_test.txt
 
+            - name: Set jupyter token env
+              run: echo "JUPYTER_TOKEN=$(openssl rand -hex 32)" >> $GITHUB_ENV
+
+            - uses: browser-actions/setup-firefox@latest
+              with:
+                  firefox-version: ${{ matrix.firefox }}
+              run: which firefox
+
             - name: Run pytest
-              run: TAG=${{ matrix.tag }} JUPYTER_TOKEN=$(openssl rand -hex 32) pytest --driver ${{ matrix.browser }}
+              run: |
+                  pytest --driver ${{ matrix.browser }}
+              env:
+                  TAG: ${{ matrix.tag }}

qe.ipynb

@@ -161,13 +161,6 @@
     "    \n",
     "display(output)"
    ]
-  },
-  {
-   "cell_type": "code",
-   "execution_count": null,
-   "metadata": {},
-   "outputs": [],
-   "source": []
   }
  ],
  "metadata": {

tests/helper_dep_requirements.py

@@ -1,5 +1,10 @@
 #!/usr/bin/env python3
 
+"""This helper script is for temporarily remove the
+`aiidalab-qe-workchain` package from dependencies list so that
+in the test it will not use the remote released source.
+"""
+
 from configparser import ConfigParser
 
 cf = ConfigParser()