From f1476c612c439c0db84cae95d130fe7a0cd5abcf Mon Sep 17 00:00:00 2001
From: Pierre Tondereau <ptondereau@users.noreply.github.com>
Date: Sat, 17 Oct 2020 21:51:59 +0200
Subject: [PATCH] Add support of PHP8 in CI (#89)

---
 .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 32ad5cf..7d18c7e 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -14,6 +14,10 @@ jobs:
     strategy:
       matrix:
         php-versions: ['7.2', '7.3', '7.4']
+        include:
+          - php-versions: "8.0"
+            dependencies: "highest"
+            composer-options: "--ignore-platform-reqs"
 
     name: PHP ${{ matrix.php-versions }}
 
@@ -24,10 +28,12 @@ jobs:
         uses: shivammathur/setup-php@v2
         with:
           php-version: ${{ matrix.php-versions }}
-          tools: phpunit
+          tools: phpunit, composer:v2
 
       - name: Install dependencies
-        run: composer install --prefer-dist
+        uses: "ramsey/composer-install@v1"
+        with:
+          composer-options: "${{ matrix.composer-options }}"
 
       - name: Analysis
         run: vendor/bin/phpstan analyse -l 7 src
diff --git a/composer.json b/composer.json
index b5eceb5..58e1f39 100644
--- a/composer.json
+++ b/composer.json
@@ -26,7 +26,7 @@
     "php": ">=7.2"
   },
   "require-dev": {
-    "phpunit/phpunit": "^8.4",
+    "phpunit/phpunit": "^8.4 || ^9.3",
     "phpstan/phpstan": "^0.11.16"
   },
   "autoload": {