Refactor test setup with latest PHPUnit version

Author: Pierstoval

Tests/bootstrap.php

@@ -33,10 +33,6 @@
     getenv('IMAGEMAGICK_PATH') ?: null, // Fall back again to PATH
 ];
 foreach ($possibleDirectories as $path) {
-    if (!$path) {
-        // Could happen if "getenv()" returns false or empty string.
-        continue;
-    }
     echo 'Check "'.$path.'" binary'."\n";
     try {
         $path = Command::findMagickBinaryPath($path);

composer.json

@@ -23,7 +23,8 @@
     "minimum-stability": "stable",
     "autoload": {
         "psr-4": {
-            "Orbitale\\Component\\ImageMagick\\": "src/"
+            "Orbitale\\Component\\ImageMagick\\": "src/",
+            "Orbitale\\Component\\ImageMagick\\Tests\\": "Tests/"
         }
     }
 }

phpunit.xml.dist

@@ -1,34 +1,21 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<!-- http://phpunit.de/manual/4.1/en/appendixes.configuration.html -->
 <phpunit xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:noNamespaceSchemaLocation="http://schema.phpunit.de/7.5/phpunit.xsd"
-         colors="true"
-         stopOnFailure="false"
+         xsi:noNamespaceSchemaLocation="https://schema.phpunit.de/9.5/phpunit.xsd"
+         cacheResultFile="build/cache-results"
+         executionOrder="depends,defects"
          bootstrap="Tests/bootstrap.php"
->
+         verbose="true"
+    >
+
     <testsuites>
-        <testsuite name="OrbitaleImageMagickPHP test suite">
-            <directory>Tests</directory>
+        <testsuite name="default">
+            <directory>Tests/</directory>
         </testsuite>
     </testsuites>
 
-    <!--
-    <logging>
-        <log type="coverage-html" target="./build/report/" />
-    </logging>
-    -->
-
-    <filter>
-        <whitelist processUncoveredFilesFromWhitelist="true">
-            <file>Command.php</file>
-            <file>CommandOptions.php</file>
-            <file>CommandResponse.php</file>
-            <directory suffix=".php">./ReferenceClasses</directory>
-            <exclude>
-                <directory>./build</directory>
-                <directory>./vendor</directory>
-                <directory>./Tests</directory>
-            </exclude>
-        </whitelist>
-    </filter>
+    <coverage cacheDirectory="build/cache-coverage" processUncoveredFiles="true">
+        <include>
+            <directory suffix=".php">./src/</directory>
+        </include>
+    </coverage>
 </phpunit>