Make sure we are testing with different Symfony versions (#410)

* Make sure we are testing with different symfony versions

* Upload coverage better

* minor

.github/workflows/ci.yml

@@ -10,11 +10,8 @@ jobs:
     strategy:
       max-parallel: 10
       matrix:
-        php: ['7.1', '7.2', '7.3', '7.4']
-        env:
-          - SYMFONY_REQUIRE: '3.4.*'
-          - SYMFONY_REQUIRE: '4.4.*'
-          - SYMFONY_REQUIRE: '5.0.*'
+        php: ['7.2', '7.3', '7.4']
+        sf_version: ['3.4.*', '4.4.*', '5.0.*']
 
     steps:
       - name: Set up PHP
@@ -27,10 +24,35 @@ jobs:
         uses: actions/checkout@v2
 
       - name: Download dependencies
-        run: |
-          echo "SYMFONY_REQUIRE:"
-          echo $SYMFONY_REQUIRE
-          composer update --no-interaction --prefer-dist --optimize-autoloader --prefer-stable
+        env:
+          SYMFONY_REQUIRE: ${{ matrix.sf_version }}
+        run: composer update --no-interaction --prefer-dist --optimize-autoloader --prefer-stable
+
+      - name: Run tests
+        run: ./vendor/bin/phpunit --testsuite Unit
+
+  build71:
+    name: Build PHP 7.1
+    runs-on: ubuntu-latest
+    strategy:
+      max-parallel: 10
+      matrix:
+        sf_version: ['3.4.*', '4.4.*']
+
+    steps:
+      - name: Set up PHP
+        uses: shivammathur/[email protected]
+        with:
+          php-version: 7.1
+          tools: flex
+
+      - name: Checkout code
+        uses: actions/checkout@v2
+
+      - name: Download dependencies
+        env:
+          SYMFONY_REQUIRE: ${{ matrix.sf_version }}
+        run: composer update --no-interaction --prefer-dist --optimize-autoloader --prefer-stable
 
       - name: Run tests
         run: ./vendor/bin/phpunit --testsuite Unit
@@ -41,10 +63,7 @@ jobs:
     strategy:
       max-parallel: 10
       matrix:
-        env:
-          - SYMFONY_REQUIRE: '3.4.*'
-          - SYMFONY_REQUIRE: '4.4.*'
-          - SYMFONY_REQUIRE: '5.0.*'
+        sf_version: ['3.4.*', '4.4.*', '5.0.*']
 
     steps:
       - name: Set up PHP
@@ -58,6 +77,8 @@ jobs:
         uses: actions/checkout@v2
 
       - name: Download dependencies
+        env:
+          SYMFONY_REQUIRE: ${{ matrix.sf_version }}
         run: composer update --no-interaction --prefer-dist --optimize-autoloader --prefer-stable
 
       - name: Start servers
@@ -68,7 +89,7 @@ jobs:
           ./vendor/bin/http_test_server > /dev/null 2>&1 &
 
       - name: Run tests
-        run: ./vendor/bin/phpunit --coverage-text --coverage-clover=build/coverage.xml
+        run: ./vendor/bin/phpunit --coverage-text --coverage-clover=coverage.xml
 
       - name: Upload coverage
         run: |