From 4f2bf5ac2a242e173a7a4ac4cff5cf30fd59eef2 Mon Sep 17 00:00:00 2001
From: osteel <yannickchenot@gmail.com>
Date: Thu, 30 Jun 2022 16:07:56 +0100
Subject: [PATCH] improved compatibility testing

---
 .github/workflows/ci.yml | 10 ++++++++--
 composer.json            |  2 +-
 2 files changed, 9 insertions(+), 3 deletions(-)

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 33b61c6..760c2f6 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -24,6 +24,7 @@ jobs:
     runs-on: ubuntu-latest
 
     strategy:
+      fail-fast: false
       matrix:
         php-version:
           - "7.2"
@@ -31,10 +32,13 @@ jobs:
           - "7.4"
           - "8.0"
           - "8.1"
+        dependency-versions:
+          - "lowest"
+          - "highest"
 
     steps:
       - name: Checkout code
-        uses: actions/checkout@v2
+        uses: actions/checkout@v3
 
       - name: Set up PHP
         uses: shivammathur/setup-php@v2
@@ -43,7 +47,9 @@ jobs:
           coverage: none
 
       - name: Install Composer dependencies
-        uses: "ramsey/composer-install@v1"
+        uses: "ramsey/composer-install@v2"
+        with:
+          dependency-versions: ${{ matrix.dependency-versions }}
 
       - name: Run PHPUnit
         run: vendor/bin/phpunit tests
diff --git a/composer.json b/composer.json
index 89d8ee0..b2ebc2c 100644
--- a/composer.json
+++ b/composer.json
@@ -32,7 +32,7 @@
         "symfony/psr-http-message-bridge": "^2.0"
     },
     "require-dev": {
-        "phpunit/phpunit": ">=8.0",
+        "phpunit/phpunit": ">=8.5.23",
         "squizlabs/php_codesniffer": "^3.5"
     },
     "autoload": {