Tests installing PHPUnit globally.

Author: aidan-casey

.github/workflows/isolated-tests.yml

@@ -56,9 +56,11 @@ jobs:
         with:
           php-version: ${{ matrix.php }}
           extensions: dom, curl, libxml, mbstring, pcntl, fileinfo
-          tools: phpunit
           coverage: pcov
 
+      - name: Install PHPUnit
+        run: composer global require phpunit/phpunit
+
       - name: Setup problem matchers
         run: |
           echo "::add-matcher::${{ runner.tool_cache }}/php.json"
@@ -71,7 +73,4 @@ jobs:
           composer update --${{ matrix.stability }} --prefer-dist --no-interaction
 
       - name: Execute tests
-        run: |
-          pwd
-          cat "src/Tempest/${{ matrix.package.basename }}/phpunit.xml"
-          phpunit -c "src/Tempest/${{ matrix.package.basename }}/phpunit.xml"
+        run: phpunit -c "src/Tempest/${{ matrix.package.basename }}/phpunit.xml"