Fix test workflow matrix for databases

.github/workflows/tests.yml

@@ -46,8 +46,6 @@ jobs:
             ~/.php_cs.cache
             ${{ steps.composer-cache.outputs.dir }}
           key: ${{ runner.os }}-cache-${{ matrix.php }}-${{ hashFiles('**.composer.lock') }}
-          restore-keys: |
-            ${{ runner.os }}-cache-${{ matrix.php }}-
       - name: setup
         uses: shivammathur/setup-php@v2
         with:
@@ -63,20 +61,20 @@ jobs:
         run: vendor/bin/php-cs-fixer fix --dry-run --diff --diff-format=udiff --config .php_cs.dist
         continue-on-error: true
       - name: execute unit tests
-        run: vendor/bin/phpunit --bootstrap bootstrap/app.php tests/Unit
+        run: vendor/bin/phpunit --bootstrap vendor/autoload.php tests/Unit
         if: ${{ always() }}
         env:
           DB_CONNECTION: testing
           TESTING_DB_HOST: UNIT_NO_DB
       - name: execute integration tests (mysql)
         run: vendor/bin/phpunit tests/Integration
-        if: "${{ matrix.database }} == 'mysql'"
+        if: ${{ matrix.database == 'mysql' }}
         env:
           TESTING_DB_PORT: ${{ job.services.mysql.ports[3306] }}
           TESTING_DB_USERNAME: root
       - name: execute integration tests (mariadb)
         run: vendor/bin/phpunit tests/Integration
-        if: "${{ matrix.database }} == 'mariadb'"
+        if: ${{ matrix.database == 'mariadb' }}
         env:
           TESTING_DB_PORT: ${{ job.services.mariadb.ports[3306] }}
           TESTING_DB_USERNAME: root