Try running Chrome tests with Xvfb

Author: lenacohen

.github/workflows/test.yml

@@ -115,5 +115,14 @@ jobs:
       - name: Run Setup Script
         run: ./scripts/setup_ga_tests.sh
 
+      - name: Install xvfb
+        if: ${{ contains(matrix.BROWSER, 'chrome') }}
+        run: sudo apt-get install xvfb
+
+      - name: Run Tests with Xvfb
+        if: ${{ contains(matrix.BROWSER, 'chrome') }}
+        run: xvfb-run --auto-servernum ./scripts/run_travis.sh
+
       - name: Run Tests
+        if: ${{ !contains(matrix.BROWSER, 'chrome') }}
         run: ./scripts/run_travis.sh