Add Support for PHPUnit 10

We no longer rely on the internal InvalidArgumentException from PHPUnit,
but we still keep previous behavior for polyfill reasons.

Co-authored-by: Benedikt Franke <[email protected]>

Author: rdohms

Diff for: .github/workflows/run-tests.yml

@@ -91,5 +91,8 @@ jobs:
       run: |
         composer update --${{ matrix.dependency-version }} --prefer-dist --no-progress --ignore-platform-req=php+ --no-interaction
 
+    - name: Migrate PHPUnit configuration if possible
+      run: vendor/bin/phpunit --migrate-configuration || echo '--migrate-configuration not available'
+
     - name: Execute Unit Tests
       run: vendor/bin/phpunit

Diff for: composer.json

@@ -3,7 +3,7 @@
     "description": "This package provides ArraySubset and related asserts once deprecated in PHPUnit 8",
     "type": "library",
     "require": {
-        "phpunit/phpunit": "^4.8.36 || ^5.7.21 || ^6.0 || ^7.0 || ^8.0 || ^9.0",
+        "phpunit/phpunit": "^4.8.36 || ^5.7.21 || ^6.0 || ^7.0 || ^8.0 || ^9.0 || ^10.0",
         "php": "^5.4 || ^7.0 || ^8.0"
     },
     "license": "MIT",