From 14925cb1d12465afb20097f5cdebd6b8aaba911e Mon Sep 17 00:00:00 2001
From: Alex Pott <alex.a.pott@googlemail.com>
Date: Thu, 4 Jan 2018 16:17:31 +0000
Subject: [PATCH 1/2] Use triggering file to determine weak vendors if when the
 test is run in a separate process

---
 src/Symfony/Bridge/PhpUnit/DeprecationErrorHandler.php       | 3 ++-
 .../Bridge/PhpUnit/Legacy/SymfonyTestsListenerTrait.php      | 5 +++--
 2 files changed, 5 insertions(+), 3 deletions(-)

diff --git a/src/Symfony/Bridge/PhpUnit/DeprecationErrorHandler.php b/src/Symfony/Bridge/PhpUnit/DeprecationErrorHandler.php
index a108126a2eed8..b2ba758720563 100644
--- a/src/Symfony/Bridge/PhpUnit/DeprecationErrorHandler.php
+++ b/src/Symfony/Bridge/PhpUnit/DeprecationErrorHandler.php
@@ -121,6 +121,7 @@ public static function register($mode = 0)
                     $msg = $parsedMsg['deprecation'];
                     $class = $parsedMsg['class'];
                     $method = $parsedMsg['method'];
+                    $isWeak = DeprecationErrorHandler::MODE_WEAK === $mode || (DeprecationErrorHandler::MODE_WEAK_VENDORS === $mode && $isVendor = $inVendors($parsedMsg['triggering_file']));
                 } else {
                     $class = isset($trace[$i]['object']) ? get_class($trace[$i]['object']) : $trace[$i]['class'];
                     $method = $trace[$i]['function'];
@@ -261,7 +262,7 @@ public static function collectDeprecations($outputFile)
 
                 return $ErrorHandler::handleError($type, $msg, $file, $line, $context);
             }
-            $deprecations[] = array(error_reporting(), $msg);
+            $deprecations[] = array(error_reporting(), $msg, $file);
         });
 
         register_shutdown_function(function () use ($outputFile, &$deprecations) {
diff --git a/src/Symfony/Bridge/PhpUnit/Legacy/SymfonyTestsListenerTrait.php b/src/Symfony/Bridge/PhpUnit/Legacy/SymfonyTestsListenerTrait.php
index d2ddddf3f23bb..a4f2262414696 100644
--- a/src/Symfony/Bridge/PhpUnit/Legacy/SymfonyTestsListenerTrait.php
+++ b/src/Symfony/Bridge/PhpUnit/Legacy/SymfonyTestsListenerTrait.php
@@ -272,10 +272,11 @@ public function endTest($test, $time)
             unlink($this->runsInSeparateProcess);
             putenv('SYMFONY_DEPRECATIONS_SERIALIZE');
             foreach ($deprecations ? unserialize($deprecations) : array() as $deprecation) {
+                $error = serialize(array('deprecation' => $deprecation[1], 'class' => $className, 'method' => $test->getName(false), 'triggering_file' => $deprecation[2]));
                 if ($deprecation[0]) {
-                    trigger_error(serialize(array('deprecation' => $deprecation[1], 'class' => $className, 'method' => $test->getName(false))), E_USER_DEPRECATED);
+                    trigger_error($error, E_USER_DEPRECATED);
                 } else {
-                    @trigger_error(serialize(array('deprecation' => $deprecation[1], 'class' => $className, 'method' => $test->getName(false))), E_USER_DEPRECATED);
+                    @trigger_error($error, E_USER_DEPRECATED);
                 }
             }
             $this->runsInSeparateProcess = false;

From bdcd52f3c90ce60a8d94fe2e48827a4ab5a97cba Mon Sep 17 00:00:00 2001
From: Alex Pott <alex.a.pott@googlemail.com>
Date: Thu, 4 Jan 2018 16:50:56 +0000
Subject: [PATCH 2/2] Add a comment

---
 src/Symfony/Bridge/PhpUnit/DeprecationErrorHandler.php | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/Symfony/Bridge/PhpUnit/DeprecationErrorHandler.php b/src/Symfony/Bridge/PhpUnit/DeprecationErrorHandler.php
index b2ba758720563..8330c6c44a99b 100644
--- a/src/Symfony/Bridge/PhpUnit/DeprecationErrorHandler.php
+++ b/src/Symfony/Bridge/PhpUnit/DeprecationErrorHandler.php
@@ -121,6 +121,11 @@ public static function register($mode = 0)
                     $msg = $parsedMsg['deprecation'];
                     $class = $parsedMsg['class'];
                     $method = $parsedMsg['method'];
+                    // If the deprecation has been triggered via
+                    // \Symfony\Bridge\PhpUnit\Legacy\SymfonyTestsListenerTrait::endTest()
+                    // then we need to use the serialized information to
+                    // determine if the error has been triggered from vendor
+                    // code.
                     $isWeak = DeprecationErrorHandler::MODE_WEAK === $mode || (DeprecationErrorHandler::MODE_WEAK_VENDORS === $mode && $isVendor = $inVendors($parsedMsg['triggering_file']));
                 } else {
                     $class = isset($trace[$i]['object']) ? get_class($trace[$i]['object']) : $trace[$i]['class'];