adding browsers to matrix to shorten duration, but increase amount of runs

Author: Yuri Verweij

.github/workflows/CI.yml

@@ -12,6 +12,7 @@ jobs:
         python-version: [3.8, 3.11]  # 3.12, pypy-3.9
         rf-version: [5.0.1, 6.1.1, 7.0]
         selenium-version: [4.14.0, 4.15.2, 4.16.0]  #4.17.0, 4.18.0
+        browser: [firefox, chrome, headlesschrome]
 
     steps:
     - uses: actions/checkout@v4
@@ -74,20 +75,10 @@ jobs:
       run: |
         xvfb-run --auto-servernum python atest/run.py --nounit --zip headlesschrome
 
-    - name: Run tests with normal Chrome if CPython
+    - name: Run tests with ${{ matrix.browser }} if CPython
       if: startsWith( matrix.python-version, 'pypy') == false
       run: |
-        xvfb-run --auto-servernum python atest/run.py --zip chrome
-
-    - name: Run tests with headless Chrome if CPython
-      if: startsWith( matrix.python-version, 'pypy') == false
-      run: |
-        xvfb-run --auto-servernum python atest/run.py --zip headlesschrome
-
-    - name: Run tests with Firefox if Cpython
-      if: startsWith( matrix.python-version, 'pypy') == false
-      run: |
-        xvfb-run --auto-servernum python atest/run.py --zip firefox
+        xvfb-run --auto-servernum python atest/run.py --zip ${{ matrix.browser }}
 
     # - name: Run tests with Selenium Grid
     #   if: matrix.python-version == '3.11' && matrix.rf-version == '3.2.2' && matrix.python-version != 'pypy-3.9'