[internal] allow development on php8 (#114)

.github/workflows/integrate.yaml

@@ -17,8 +17,9 @@ jobs:
     strategy:
       matrix:
         php-version:
-          - 7.4
           - 7.3
+          - 7.4
+          - 8.0
 
         dependencies:
           - highest
@@ -73,7 +74,7 @@ jobs:
         php-version:
           - 7.3
           - 7.4
-          - nightly
+          - 8.0
 
         symfony-version:
           - 3
@@ -81,8 +82,8 @@ jobs:
           - 5
 
         exclude:
-          - php-version: 7.1
-            symfony-version: 5
+          - php-version: 8.0
+            symfony-version: 3
 
     steps:
       - name: "Checkout"

.gitignore

@@ -5,3 +5,4 @@ composer.lock
 .php_cs.cache
 tests/_run
 /.idea
+/.phpunit.result.cache

composer.json

@@ -16,8 +16,8 @@
         "vimeo/psalm": "^4.0"
     },
     "require-dev": {
-        "doctrine/orm": "^2.7",
-        "phpunit/phpunit": "~7.5",
+        "doctrine/orm": "^2.8",
+        "phpunit/phpunit": "~7.5 || ~9.5",
         "symfony/cache-contracts": "^1.0 || ^2.0",
         "symfony/console": "*",
         "symfony/messenger": "^4.2 || ^5.0",
@@ -25,7 +25,7 @@
         "symfony/serializer": "^4.0 || ^5.0",
         "symfony/validator": "*",
         "twig/twig": "^2.10 || ^3.0",
-        "weirdan/codeception-psalm-module": "~0.9"
+        "weirdan/codeception-psalm-module": "^0.13.1"
     },
     "autoload": {
         "psr-4": {

tests/unit/Symfony/ContainerMetaTest.php

@@ -18,12 +18,12 @@ class ContainerMetaTest extends TestCase
      */
     private $containerMeta;
 
-    public function setUp()
+    public function setUp(): void
     {
         $this->containerMeta = new ContainerMeta([__DIR__.'/../../acceptance/container.xml']);
     }
 
-    public function tearDown()
+    public function tearDown(): void
     {
         unset($this->containerMeta);
     }