From a0dedb9aa69addd276d33385b46b8f3f043199e1 Mon Sep 17 00:00:00 2001
From: Alexey Kopytko <alexey@kopytko.com>
Date: Tue, 8 Sep 2020 00:10:35 +0900
Subject: [PATCH] [PhpUnitBridge] Skip internal classes in
 CoverageListenerTrait

---
 .../Bridge/PhpUnit/Legacy/CoverageListenerTrait.php        | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/src/Symfony/Bridge/PhpUnit/Legacy/CoverageListenerTrait.php b/src/Symfony/Bridge/PhpUnit/Legacy/CoverageListenerTrait.php
index ba369e43f8..bd8a452777 100644
--- a/src/Symfony/Bridge/PhpUnit/Legacy/CoverageListenerTrait.php
+++ b/src/Symfony/Bridge/PhpUnit/Legacy/CoverageListenerTrait.php
@@ -107,6 +107,13 @@ class CoverageListenerTrait
         $symbolAnnotations = new \ReflectionProperty($docBlock, 'symbolAnnotations');
         $symbolAnnotations->setAccessible(true);
 
+        // Exclude internal classes; PHPUnit 9.1+ is picky about tests covering, say, a \RuntimeException
+        $covers = array_filter($covers, function ($class) {
+            $reflector = new ReflectionClass($class);
+
+            return $reflector->isUserDefined();
+        });
+
         $symbolAnnotations->setValue($docBlock, array_replace($docBlock->symbolAnnotations(), [
             'covers' => $covers,
         ]));