Laravel 8 support

.travis.yml

@@ -1,23 +1,41 @@
 language: php
-php:
-  - '7.2'
-  - '7.3'
+
+matrix:
+  include:
+    - php: 7.2
+      env: CORCEL='^4.0'
+    - php: 7.3
+      env: CORCEL='^4.0'
+    - php: 7.3
+      env: CORCEL='^5.0'
+    - php: 7.4
+      env: CORCEL='^4.0'
+    - php: 7.4
+      env: CORCEL='^5.0'
+
 dist: trusty
-sudo: required
+
 addons:
   apt:
     packages:
     - unzip
     - mysql-server-5.6
     - mysql-client-core-5.6
     - mysql-client-5.6
-before_install:
+
+before_script:
   - unzip tests/config/database.sql.zip -d tests/config/
   - mysql -u root -e "create database corcel_acf;"
   - mysql -u root corcel_acf < tests/config/database.sql
-before_script:
+
+before_install:
+  - rm composer.lock
   - composer self-update
-  - composer install
+  - composer require jgrossi/corcel:$CORCEL --no-interaction --no-update
+
+install:
+  - composer install --prefer-dist --no-interaction --no-suggest
+
 script:
   - mkdir -p build/logs
-  - ./vendor/bin/phpunit
+  - ./vendor/bin/phpunit

composer.json

@@ -12,10 +12,10 @@
   ],
   "require": {
     "php": ">=7.2",
-    "jgrossi/corcel": "^4.0"
+    "jgrossi/corcel": "^4.0|^5.0"
   },
   "require-dev": {
-    "phpunit/phpunit": "^8.0"
+    "phpunit/phpunit": "^8.4|^9.0"
   },
   "autoload": {
     "psr-4": {