CI: new action to run visual tests

- setup with manual trigger, seems to work in local container - one step
at a time

.github/workflows/python-pycov-onPR.yml

@@ -27,7 +27,7 @@ jobs:
       # note this will run all non-visual tests, including the slow end2end ones
       # - this action is only on PR; the slow ones are skipped on push.
       run: |
-        pytest -m "not visual" --ignore=tests/visual_selenium --junitxml=pytest.xml --cov-report=term-missing:skip-covered --cov=src tests/ | tee pytest-coverage.txt
+        pytest -s -m "not visual" --ignore=tests/visual_selenium --junitxml=pytest.xml --cov-report=term-missing:skip-covered --cov=src tests/ | tee pytest-coverage.txt
         echo "working dir:" && pwd
         echo "files in cwd:" && ls -ltr
 
@@ -38,4 +38,4 @@ jobs:
         junitxml-path: ./pytest.xml
 
     #- name: Comment coverage
-    #  uses: coroo/[email protected]
+    #  uses: coroo/[email protected]

.github/workflows/python-visualtests.yml

@@ -0,0 +1,53 @@
+name: Visual tests of the app
+
+on:
+  workflow_dispatch: 
+  #push:
+  #  branches: [ "dev"  ]
+  #pull_request:
+  #  branches: [ "dev", "main" ]
+
+
+permissions:
+    contents: read
+
+jobs:
+   test:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v4
+    - name: Set up Python 3.10
+      uses: actions/setup-python@v3
+      with:
+        python-version: "3.10"
+
+        
+    - name: install chrome
+      run: |
+        apt-get install -y wget
+        wget -q -O - https://dl-ssl.google.com/linux/linux_signing_key.pub | apt-key add - \
+        && echo "deb http://dl.google.com/linux/chrome/deb/ stable main" >> /etc/apt/sources.list.d/google.list
+        apt-get update && apt-get -y install google-chrome-stable
+
+    - name: Install py dependencies
+      run: |
+        python -m pip install --upgrade pip
+        if [ -f requirements.txt ]; then pip install -r requirements.txt; fi
+        if [ -f tests/requirements.txt ]; then pip install -r tests/requirements.txt; fi
+        if [ -f tests/visual_selenium/requirements_visual.txt ]; then pip install -r tests/visual_selenium/requirements_visual.txt; fi
+
+    - name: Check the console scripts interface
+      run: |
+        seleniumbase
+        sbase
+    - name: Install chromedriver
+      run: |
+        seleniumbase install chromedriver
+
+
+
+    - name: Run visual tests with pytest
+      # we use --demo to make it slow enough (selenium doesn't wait long enough
+      # otherwise, not one step it consistently fails at.)
+      run: |
+            pytest -m "visual" --strict-markers tests/visual_selenium/ -s --demo