chore: add testrun for symfony 7 (#237)

* add testrun for symfony 7
* fix symfony flex setup
---------

Co-authored-by: Christopher Georg <christopher.georg@sr-travel.de>

Author: Chris53897

.github/workflows/tests.yml

@@ -25,12 +25,6 @@ jobs:
           tools: composer:v2
           coverage: none
 
-      - name: Require PHPSpec 7.1 dependencies
-        run: |
-          composer require "phpspec/phpspec:^7.1@dev" --no-interaction --no-update
-          composer update --prefer-dist --no-interaction --no-progress --ignore-platform-req=php
-        if: "matrix.php == '8.1'"
-
       - name: Install PHP dependencies
         run: composer update --prefer-dist --no-interaction --no-progress
 
@@ -56,9 +50,7 @@ jobs:
           coverage: none
 
       - name: Install dependencies
-        run: |
-          composer require "sebastian/comparator:^3.0.2" --no-interaction --no-update
-          composer update --prefer-dist --prefer-stable --prefer-lowest --no-interaction --no-progress
+        run: composer update --prefer-dist --prefer-stable --prefer-lowest --no-interaction --no-progress
 
       - name: Execute tests
         run: composer test
@@ -69,11 +61,13 @@ jobs:
     strategy:
       matrix:
         include:
-          - symfony: '4'
+          - symfony: '4.4.*'
             php-version: '7.1'
-          - symfony: '5'
+          - symfony: '5.4.*'
             php-version: '7.4'
-          - symfony: '6'
+          - symfony: '6.4.*'
+            php-version: '8.2'
+          - symfony: '7.0.*'
             php-version: '8.2'
 
     steps:
@@ -87,16 +81,13 @@ jobs:
           tools: composer:v2
           coverage: none
 
-      - name: Pin old packages
-        run: composer require "phpspec/phpspec:^2.5.8" --no-interaction --no-update
-        if: "matrix.symfony == '2'"
-
       - name: Install dependencies
+        env:
+          SYMFONY_REQUIRE: ${{ matrix.symfony }}
         run: |
-          composer config --no-plugins allow-plugins.symfony/flex true
-          composer require --no-update --no-interaction --no-progress symfony/flex
-          composer config extra.symfony.require ${{ matrix.symfony}}
-          composer update --prefer-dist --no-interaction --prefer-stable --prefer-lowest --no-progress
+          composer global config --no-plugins allow-plugins.symfony/flex true
+          composer global require --no-progress --no-scripts --no-plugins symfony/flex
+          composer update --prefer-dist --no-interaction --prefer-stable --no-progress
 
       - name: Execute tests
         run: composer test