Laravel 5.x matrix fixes.

Author: olsgreen

.github/workflows/run_tests.yml

@@ -25,10 +25,16 @@ jobs:
             php: 7.1
           - laravel: 5.6.*
             php: 8.0
+          - laravel: 5.6.*
+            dependency-version: prefer-lowest
           - laravel: 5.7.*
             php: 8.0
+          - laravel: 5.7.*
+            dependency-version: prefer-lowest
           - laravel: 5.8.*
             php: 8.0
+          - laravel: 5.8.*
+            dependency-version: prefer-lowest
 
     name: PHP ${{ matrix.php }}  - Laravel ${{ matrix.laravel }} - Testbench ${{ matrix.testbench }} (${{ matrix.dependency-version }})
 

composer.json

@@ -12,8 +12,8 @@
     "prefer-stable": true,
     "require": {
         "php": "^7.1.3|^8.0",
-        "illuminate/contracts": "^5.6|^6.0",
-        "illuminate/http": "^5.6|^6.0",
+        "illuminate/contracts": "~5.6.40|~5.7.29|~5.8.38|^6.0",
+        "illuminate/http": "~5.6.40|~5.7.29|~5.8.38|^6.0",
         "s1lentium/iptools": "^1.1"
     },
     "require-dev": {