Ignore class name in the exception message

tests/AssertRegexCompat.php

@@ -0,0 +1,23 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Arokettu\Random\Tests;
+
+trait AssertRegexCompat
+{
+    public static function assertRegex(string $pattern, string $string, string $message = ''): void
+    {
+        if (\method_exists(static::class, 'assertMatchesRegularExpression')) {
+            self::assertMatchesRegularExpression($pattern, $string, $message);
+            return;
+        }
+
+        if (\method_exists(static::class, 'assertRegExp')) {
+            self::assertRegExp($pattern, $string, $message);
+            return;
+        }
+
+        throw new \LogicException('Class should have either assertMatchesRegularExpression or assertRegExp');
+    }
+}

tests/DynamicPropertiesTest.php

@@ -16,6 +16,8 @@ use Throwable;
 
 class DynamicPropertiesTest extends TestCase
 {
+    use AssertRegexCompat;
+
     public function testRandomizer(): void
     {
         try {
@@ -63,8 +65,8 @@ class DynamicPropertiesTest extends TestCase
             $engine = new Secure();
             $engine->test = 123;
         } catch (Throwable $e) {
-            self::assertEquals(
-                'Cannot create dynamic property Random\Engine\Secure::$test',
+            self::assertRegex(
+                '/^Cannot create dynamic property (?<classname>.*)::\\$test$/',
                 $e->getMessage()
             );
             self::assertEquals(Error::class, \get_class($e));