Phpunit8 compat (#60)

* Add compatibility with PHPUnit 8

* Ignore phpunit result cache

* Add missing newline at EOF

* Reduce differences with generated config file

Author: greg0ire

.gitignore

@@ -1,3 +1,4 @@
+.phpunit.result.cache
 composer.lock
 phpunit.xml
-vendor
+vendor

PhpUnit/AbstractConfigurationConstraint.php

@@ -13,7 +13,9 @@ abstract class AbstractConfigurationConstraint extends Constraint
 
     public function __construct(ConfigurationInterface $configuration, $breadcrumbPath = null)
     {
-        parent::__construct();
+        if (is_callable([Constraint::class, '__construct'])) {
+            parent::__construct();
+        }
 
         $this->configuration = $configuration;
         $this->breadcrumbPath = $breadcrumbPath;

README.md

@@ -254,7 +254,7 @@ public function processed_configuration_for_array_node_1()
 
 | Version | Released     | PHPUnit     | Status     |
 |---------|--------------| ------------|------------|
-| 4.x     | Mar 5, 2018  | 7.x         | Latest     |
+| 4.x     | Mar 5, 2018  | 7.x and 8.x | Latest     |
 | 3.x     | Nov 30, 2017 | 6.x         | Bugfixes   |
 | 2.x     | Jun 18, 2016 | 4.x and 5.x | EOL        |
 | 1.x     | Oct 12, 2014 | 3.x         | EOL

composer.json

@@ -17,7 +17,7 @@
         "symfony/config": "^2.7 || ^3.4 || ^4.0"
     },
     "require-dev": {
-        "phpunit/phpunit": "^7.0"
+        "phpunit/phpunit": "^7.0 || ^8.0"
     },
     "conflict": {
         "phpunit/phpunit": "<7.0"

phpunit.xml.dist

@@ -1,15 +1,20 @@
 <?xml version="1.0" encoding="UTF-8"?>
-
-<phpunit colors="true" bootstrap="vendor/autoload.php">
+<phpunit xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:noNamespaceSchemaLocation="https://schema.phpunit.de/7.0/phpunit.xsd"
+         bootstrap="vendor/autoload.php"
+         beStrictAboutOutputDuringTests="true"
+         beStrictAboutTodoAnnotatedTests="true"
+         colors="true"
+         verbose="true">
     <testsuites>
         <testsuite name="MatthiasSymfonyConfigTest">
-            <directory>./Tests</directory>
+            <directory suffix="Test.php">Tests</directory>
         </testsuite>
     </testsuites>
 
     <filter>
-        <whitelist>
-            <directory>.</directory>
+        <whitelist processUncoveredFilesFromWhitelist="true">
+            <directory suffix=".php">.</directory>
             <exclude>
                 <directory>./Tests</directory>
                 <directory>./vendor</directory>