Black box testsuite runs on all supported PHP versions

.github/workflows/CI.yml

@@ -72,8 +72,11 @@ jobs:
           name: Infection report
           path: infection.log
   integration:
-    name: Integration tests
+    name: Integration tests on PHP ${{ matrix.php }}
     runs-on: ubuntu-20.04
+    strategy:
+      matrix:
+        php: [ '7.3', '7.4', '8.0.0RC5' ]
     steps:
       - name: Checkout
         uses: actions/checkout@v2.3.4
@@ -84,10 +87,16 @@ jobs:
           docker-compose up -d
           sleep 10
           docker ps -a
+        env:
+          PHP_VERSION: ${{ matrix.php }}
       - name: Tests with Redis
         run: docker-compose exec -T phpunit env ADAPTER=redis vendor/bin/phpunit --testsuite=functionnal
+        env:
+          PHP_VERSION: ${{ matrix.php }}
       - name: Tests with APCU
         run: docker-compose exec -T phpunit env ADAPTER=apcu vendor/bin/phpunit --testsuite=functionnal
+        env:
+          PHP_VERSION: ${{ matrix.php }}
   code_quality:
     name: Code quality
     runs-on: ubuntu-20.04

docker-compose.yml

@@ -1,37 +1,37 @@
-nginx:
-  build: nginx/
-  links:
-    - php-fpm
-  ports:
-    - 8080:80
+version: "2"
 
-php-fpm:
-  build: php-fpm/
-  volumes:
-    - .:/var/www/html
-  links:
-    - redis
-    - pushgateway
-  environment:
-    - REDIS_HOST=redis
-
-redis:
-  image: redis
-  ports:
-      - 6379:6379
-
-pushgateway:
-  image: prom/pushgateway
-  ports:
-    - 9091:9091
-
-phpunit:
-  build: php-fpm/
-  volumes:
-    - .:/var/www/html
-  links:
-    - redis
-    - pushgateway
-    - nginx
-  environment:
-    - REDIS_HOST=redis
+services:
+  nginx:
+    build:
+      context: nginx/
+    depends_on:
+      - php-fpm
+  php-fpm:
+    build:
+      context: php-fpm/
+      args:
+        PHP_VERSION: ${PHP_VERSION:-7.3}
+    volumes:
+      - .:/var/www/html
+    environment:
+      - REDIS_HOST=redis
+    depends_on:
+      - redis
+      - pushgateway
+  redis:
+    image: redis
+  pushgateway:
+    image: prom/pushgateway
+  phpunit:
+    build:
+      context: php-fpm/
+      args:
+        PHP_VERSION: ${PHP_VERSION:-7.3}
+    volumes:
+      - .:/var/www/html
+    environment:
+      - REDIS_HOST=redis
+    depends_on:
+      - nginx
+      - pushgateway
+      - redis

php-fpm/Dockerfile

@@ -1,7 +1,8 @@
-FROM php:7.3-fpm
+ARG PHP_VERSION
+FROM php:${PHP_VERSION}-fpm
 
-RUN pecl install redis-5.0.2 && \
-    pecl install apcu-5.1.17 && \
+RUN pecl install redis-5.3.2 && \
+    pecl install apcu-5.1.19 && \
     docker-php-ext-enable redis apcu
 
 COPY www.conf /usr/local/etc/php-fpm.d/