upgrade to php 8 / phpunit 9 (#11)

* upgrade to php 8 / phpunit 9

.travis.yml

@@ -1,22 +1,16 @@
 language: php
 
 matrix:
-    fast_finish: true
-    include:
-        - php: 7.0
-          env:
-            - PREFER_LOWEST="--prefer-stable --prefer-lowest"
-            - COVERAGE=1
-        - php: 7.1
-        - php: 7.2
-          env:
-            - DEP_CHECK=1
-        - php: nightly
-        - php: hhvm
-    allow_failures:
-        - php: hhvm
-        - php: nightly
-
+  fast_finish: true
+  include:
+    - php: 7.3
+      env:
+        - PREFER_LOWEST="--prefer-stable --prefer-lowest"
+        - COVERAGE=1
+    - php: 7.4
+      env:
+        - DEP_CHECK=1
+    - php: 8.0
 
 before_script:
   - composer self-update
@@ -25,7 +19,8 @@ before_script:
 
 
 script:
-  - phpunit -c tests
+  - export XDEBUG_MODE=coverage
+  - vendor/bin/phpunit -c tests
   - if [ $DEP_CHECK = "1" ]; then php composer-require-checker.phar; fi
 
 after_script:

composer.json

@@ -17,7 +17,7 @@
         }
     ],
     "require": {
-        "php": "^7.0",
+        "php": "^7.3 || ^8.0",
         "ext-curl": "*",
         "ext-json": "*",
         "michelf/php-markdown": "^1.4",
@@ -35,7 +35,7 @@
         "container-interop/container-interop": "^1.1"
     },
     "require-dev": {
-        "phpunit/phpunit": "^6.0",
+        "phpunit/phpunit": "^9",
         "zendframework/zend-log": "^2.4",
         "zendframework/zend-i18n": "^2.4",
         "zendframework/zend-console": "^2.4",

tests/MaglMarkdownTest/ModuleTest.php

@@ -19,7 +19,7 @@ class ModuleTest extends \PHPUnit\Framework\TestCase
      */
     private $instance;
 
-    public function setUp()
+    public function setUp(): void
     {
         $this->instance = new Module();
     }

tests/phpunit.xml

@@ -13,8 +13,6 @@
 	</filter>
 	<logging>
 		<log type="coverage-clover" target="./log/coverage.xml"/>
+		<log type="coverage-text" target="php://stdout"/>
 	</logging>
-    <logging>
-        <log type="coverage-text" target="php://stdout"/>
-    </logging>    
 </phpunit>