fix: overrides being used on regular phpunit

composer.json

@@ -27,15 +27,7 @@
         "psr-4": {
             "Pest\\": "src/"
         },
-        "exclude-from-classmap": [
-            "../phpunit/phpunit/src/Runner/Filter/NameFilterIterator.php",
-            "vendor/phpunit/phpunit/src/Runner/Filter/NameFilterIterator.php",
-            "../phpunit/src/Runner/TestSuiteLoader.php",
-            "vendor/phpunit/phpunit/src/Runner/TestSuiteLoader.php"
-        ],
         "files": [
-            "overrides/Runner/Filter/NameFilterIterator.php",
-            "overrides/Runner/TestSuiteLoader.php",
             "src/Functions.php",
             "src/Pest.php"
         ]

src/Bootstrappers/BootOverrides.php

@@ -0,0 +1,40 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Pest\Bootstrappers;
+
+use Pest\Contracts\Bootstrapper;
+use Pest\Exceptions\ShouldNotHappen;
+
+/**
+ * @internal
+ */
+final class BootOverrides implements Bootstrapper
+{
+    /**
+     * The list of files to be overridden.
+     *
+     * @var array<int, string>
+     */
+    private const FILES = [
+        'Runner/Filter/NameFilterIterator.php',
+        'Runner/TestSuiteLoader.php',
+    ];
+
+    /**
+     * Boots the Subscribers.
+     */
+    public function boot(): void
+    {
+        foreach (self::FILES as $file) {
+            $file = __DIR__."/../../overrides/$file";
+
+            if (! file_exists($file)) {
+                throw ShouldNotHappen::fromMessage(sprintf('File [%s] does not exist.', $file));
+            }
+
+            require_once $file;
+        }
+    }
+}

src/Kernel.php

@@ -23,6 +23,7 @@ final class Kernel
      * @var array<int, class-string>
      */
     private const BOOTSTRAPPERS = [
+        Bootstrappers\BootOverrides::class,
         Bootstrappers\BootExceptionHandler::class,
         Bootstrappers\BootSubscribers::class,
         Bootstrappers\BootFiles::class,

src/Support/Reflection.php

@@ -12,6 +12,7 @@ use ReflectionException;
 use ReflectionFunction;
 use ReflectionNamedType;
 use ReflectionParameter;
+use ReflectionProperty;
 use ReflectionUnionType;
 
 /**
@@ -95,7 +96,7 @@ final class Reflection
 
         $reflectionProperty = null;
 
-        while ($reflectionProperty === null) {
+        while (! $reflectionProperty instanceof ReflectionProperty) {
             try {
                 /* @var ReflectionProperty $reflectionProperty */
                 $reflectionProperty = $reflectionClass->getProperty($property);
@@ -127,7 +128,7 @@ final class Reflection
 
         $reflectionProperty = null;
 
-        while ($reflectionProperty === null) {
+        while (! $reflectionProperty instanceof ReflectionProperty) {
             try {
                 /* @var ReflectionProperty $reflectionProperty */
                 $reflectionProperty = $reflectionClass->getProperty($property);

src/TestSuite.php

@@ -95,7 +95,7 @@ final class TestSuite
             return self::$instance;
         }
 
-        if (self::$instance === null) {
+        if (! self::$instance instanceof self) {
             throw new InvalidPestCommand();
         }