run tests on windows too

Author: splitbrain

.github/workflows/test.yml

@@ -4,13 +4,14 @@ on: [push, pull_request]
 
 jobs:
   run:
-    name: PHP ${{ matrix.php-versions }}
-    runs-on: ubuntu-latest
+    name: PHP ${{ matrix.php-versions }} ${{ matrix.os }}
+    runs-on: ${{ matrix.os }}
     if: github.event_name == 'push' || github.event.pull_request.head.repo.full_name != github.repository
 
     strategy:
       matrix:
         php-versions: ['7.2', '7.3', '7.4', '8.0']
+        os: ['ubuntu-latest', 'windows-latest']
       fail-fast: false
 
     steps:
@@ -21,6 +22,7 @@ jobs:
         uses: shivammathur/setup-php@v2
         with:
           php-version: ${{ matrix.php-versions }}
+          extensions: bz2, zip
 
       - name: Setup problem matchers
         run: |