Upgrade PHPUnit to v8

aboks · aboks · commit c7a0c5ea29c1 · 2020-12-15T18:57:52.000+01:00
diff --git a/.gitignore b/.gitignore
@@ -1,4 +1,5 @@
 .idea/*
 /vendor/
 composer.phar
-composer.lock
+composer.lock
+/.phpunit.result.cache
diff --git a/composer.json b/composer.json
@@ -21,6 +21,6 @@
         "slevomat/coding-standard": "^5.0 || ^6.0"
     },
     "require-dev": {
-        "phpunit/phpunit": "^7"
+        "phpunit/phpunit": "^8.5.12"
     }
 }
