Merge branch '2.8' into 3.2

* 2.8: Make .travis.yml more readable Fold Travis CI output by component Add trhows PHPDoc in Application::run [Debug] Set exit status to 255 on error [HttpFoundation] Store IANA's RNG files in the repository [PropertyInfo] Remove a useless call to count() in SerializerExtractor [PropertyInfo] Prevent returning int values in some cases. [HttpFoundation] Fix getClientIp @return docblock Add @throws phpdoc unify PHPUnit config files
Merge branch '2.7' into 2.8
2026-03-25 01:32:09 +01:00 · 2017-04-19 22:17:50 +02:00 · 2017-04-19 21:56:30 +02:00 · 2017-04-13 22:03:51 +02:00 · 2017-04-12 07:13:17 -07:00 · 2017-04-12 07:07:15 -07:00
23 changed files with 378 additions and 227 deletions
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,13 @@
 CHANGELOG
 =========

+3.2.0
+-----
+
+* `FlattenException::getTrace()` now returns additional type descriptions
+  `integer` and `float`.
+
+
 3.0.0
 -----

--- a/DebugClassLoader.php
+++ b/DebugClassLoader.php
@@ -151,7 +151,7 @@ class DebugClassLoader

        $exists = class_exists($class, false) || interface_exists($class, false) || trait_exists($class, false);

-        if ('\\' === $class[0]) {
+        if ($class && '\\' === $class[0]) {
            $class = substr($class, 1);
        }

--- a/ErrorHandler.php
+++ b/ErrorHandler.php
@@ -17,6 +17,7 @@ use Symfony\Component\Debug\Exception\ContextErrorException;
 use Symfony\Component\Debug\Exception\FatalErrorException;
 use Symfony\Component\Debug\Exception\FatalThrowableError;
 use Symfony\Component\Debug\Exception\OutOfMemoryException;
+use Symfony\Component\Debug\Exception\SilencedErrorContext;
 use Symfony\Component\Debug\FatalErrorHandler\UndefinedFunctionFatalErrorHandler;
 use Symfony\Component\Debug\FatalErrorHandler\UndefinedMethodFatalErrorHandler;
 use Symfony\Component\Debug\FatalErrorHandler\ClassNotFoundFatalErrorHandler;
@@ -29,7 +30,7 @@ use Symfony\Component\Debug\FatalErrorHandler\FatalErrorHandlerInterface;
 * - thrownErrors: errors thrown as \ErrorException
 * - loggedErrors: logged errors, when not @-silenced
 * - scopedErrors: errors thrown or logged with their local context
- * - tracedErrors: errors logged with their stack trace, only once for repeated errors
+ * - tracedErrors: errors logged with their stack trace
 * - screamedErrors: never @-silenced errors
 *
 * Each error level can be logged by a dedicated PSR-3 logger object.
@@ -43,6 +44,7 @@ use Symfony\Component\Debug\FatalErrorHandler\FatalErrorHandlerInterface;
 * can see them and weight them as more important to fix than others of the same level.
 *
 * @author Nicolas Grekas <p@tchwork.com>
+ * @author Grégoire Pineau <lyrixx@lyrixx.info>
 */
 class ErrorHandler
 {
@@ -87,8 +89,8 @@ class ErrorHandler
    private $tracedErrors = 0x77FB; // E_ALL - E_STRICT - E_PARSE
    private $screamedErrors = 0x55; // E_ERROR + E_CORE_ERROR + E_COMPILE_ERROR + E_PARSE
    private $loggedErrors = 0;
+    private $traceReflector;

-    private $loggedTraces = array();
    private $isRecursive = 0;
    private $isRoot = false;
    private $exceptionHandler;
@@ -98,6 +100,7 @@ class ErrorHandler
    private static $stackedErrors = array();
    private static $stackedErrorLevels = array();
    private static $toStringException = null;
+    private static $exitCode = 0;

    /**
     * Registers the error handler.
@@ -146,6 +149,8 @@ class ErrorHandler
            $this->bootstrappingLogger = $bootstrappingLogger;
            $this->setDefaultLogger($bootstrappingLogger);
        }
+        $this->traceReflector = new \ReflectionProperty('Exception', 'trace');
+        $this->traceReflector->setAccessible(true);
    }

    /**
@@ -221,7 +226,7 @@ class ErrorHandler

        if ($flush) {
            foreach ($this->bootstrappingLogger->cleanLogs() as $log) {
-                $type = $log[2]['type'];
+                $type = $log[2]['exception'] instanceof \ErrorException ? $log[2]['exception']->getSeverity() : E_ERROR;
                if (!isset($flush[$type])) {
                    $this->bootstrappingLogger->log($log[0], $log[1], $log[2]);
                } elseif ($this->loggers[$type][0]) {
@@ -349,18 +354,20 @@ class ErrorHandler
     * Handles errors by filtering then logging them according to the configured bit fields.
     *
     * @param int    $type    One of the E_* constants
+     * @param string $message
     * @param string $file
     * @param int    $line
-     * @param array  $context
     *
-     * @return bool Returns false when no handling happens so that the PHP engine can handle the error itself.
+     * @return bool Returns false when no handling happens so that the PHP engine can handle the error itself
     *
     * @throws \ErrorException When $this->thrownErrors requests so
     *
     * @internal
     */
-    public function handleError($type, $message, $file, $line, array $context, array $backtrace = null)
+    public function handleError($type, $message, $file, $line)
    {
+        // Level is the current error reporting level to manage silent error.
+        // Strong errors are not authorized to be silenced.
        $level = error_reporting() | E_RECOVERABLE_ERROR | E_USER_ERROR | E_DEPRECATED | E_USER_DEPRECATED;
        $log = $this->loggedErrors & $type;
        $throw = $this->thrownErrors & $type & $level;
@@ -369,6 +376,21 @@ class ErrorHandler
        if (!$type || (!$log && !$throw)) {
            return $type && $log;
        }
+        $scope = $this->scopedErrors & $type;
+
+        if (4 < $numArgs = func_num_args()) {
+            $context = $scope ? (func_get_arg(4) ?: array()) : array();
+            $backtrace = 5 < $numArgs ? func_get_arg(5) : null; // defined on HHVM
+        } else {
+            $context = array();
+            $backtrace = null;
+        }
+
+        if (isset($context['GLOBALS']) && $scope) {
+            $e = $context;                  // Whatever the signature of the method,
+            unset($e['GLOBALS'], $context); // $context is always a reference in 5.3
+            $context = $e;
+        }

        if (null !== $backtrace && $type & E_ERROR) {
            // E_ERROR fatal errors are triggered on HHVM when
@@ -379,19 +401,44 @@ class ErrorHandler
            return true;
        }

-        if ($throw) {
-            if (null !== self::$toStringException) {
-                $throw = self::$toStringException;
-                self::$toStringException = null;
-            } elseif (($this->scopedErrors & $type) && class_exists(ContextErrorException::class)) {
-                $throw = new ContextErrorException($this->levels[$type].': '.$message, 0, $type, $file, $line, $context);
+        $logMessage = $this->levels[$type].': '.$message;
+
+        if (null !== self::$toStringException) {
+            $errorAsException = self::$toStringException;
+            self::$toStringException = null;
+        } elseif (!$throw && !($type & $level)) {
+            $errorAsException = new SilencedErrorContext($type, $file, $line);
+        } else {
+            if ($scope) {
+                $errorAsException = new ContextErrorException($logMessage, 0, $type, $file, $line, $context);
            } else {
-                $throw = new \ErrorException($this->levels[$type].': '.$message, 0, $type, $file, $line);
+                $errorAsException = new \ErrorException($logMessage, 0, $type, $file, $line);
            }

-            if (E_USER_ERROR & $type) {
-                $backtrace = $backtrace ?: $throw->getTrace();
+            // Clean the trace by removing function arguments and the first frames added by the error handler itself.
+            if ($throw || $this->tracedErrors & $type) {
+                $backtrace = $backtrace ?: $errorAsException->getTrace();
+                $lightTrace = $backtrace;

+                for ($i = 0; isset($backtrace[$i]); ++$i) {
+                    if (isset($backtrace[$i]['file'], $backtrace[$i]['line']) && $backtrace[$i]['line'] === $line && $backtrace[$i]['file'] === $file) {
+                        $lightTrace = array_slice($lightTrace, 1 + $i);
+                        break;
+                    }
+                }
+                if (!($throw || $this->scopedErrors & $type)) {
+                    for ($i = 0; isset($lightTrace[$i]); ++$i) {
+                        unset($lightTrace[$i]['args']);
+                    }
+                }
+                $this->traceReflector->setValue($errorAsException, $lightTrace);
+            } else {
+                $this->traceReflector->setValue($errorAsException, array());
+            }
+        }
+
+        if ($throw) {
+            if (E_USER_ERROR & $type) {
                for ($i = 1; isset($backtrace[$i]); ++$i) {
                    if (isset($backtrace[$i]['function'], $backtrace[$i]['type'], $backtrace[$i - 1]['function'])
                        && '__toString' === $backtrace[$i]['function']
@@ -410,7 +457,7 @@ class ErrorHandler
                            if (($e instanceof \Exception || $e instanceof \Throwable) && $e->__toString() === $message) {
                                if (1 === $i) {
                                    // On HHVM
-                                    $throw = $e;
+                                    $errorAsException = $e;
                                    break;
                                }
                                self::$toStringException = $e;
@@ -421,7 +468,7 @@ class ErrorHandler

                        if (1 < $i) {
                            // On PHP (not on HHVM), display the original error message instead of the default one.
-                            $this->handleException($throw);
+                            $this->handleException($errorAsException);

                            // Stop the process by giving back the error to the native handler.
                            return false;
@@ -430,47 +477,23 @@ class ErrorHandler
                }
            }

-            throw $throw;
-        }
-
-        // For duplicated errors, log the trace only once
-        $e = md5("{$type}/{$line}/{$file}\x00{$message}", true);
-        $trace = true;
-
-        if (!($this->tracedErrors & $type) || isset($this->loggedTraces[$e])) {
-            $trace = false;
-        } else {
-            $this->loggedTraces[$e] = 1;
-        }
-
-        $e = compact('type', 'file', 'line', 'level');
-
-        if ($type & $level) {
-            if ($this->scopedErrors & $type) {
-                $e['scope_vars'] = $context;
-                if ($trace) {
-                    $e['stack'] = $backtrace ?: debug_backtrace(DEBUG_BACKTRACE_PROVIDE_OBJECT);
-                }
-            } elseif ($trace) {
-                if (null === $backtrace) {
-                    $e['stack'] = debug_backtrace(DEBUG_BACKTRACE_IGNORE_ARGS);
-                } else {
-                    foreach ($backtrace as &$frame) {
-                        unset($frame['args'], $frame);
-                    }
-                    $e['stack'] = $backtrace;
-                }
-            }
+            throw $errorAsException;
        }

        if ($this->isRecursive) {
            $log = 0;
        } elseif (self::$stackedErrorLevels) {
-            self::$stackedErrors[] = array($this->loggers[$type][0], ($type & $level) ? $this->loggers[$type][1] : LogLevel::DEBUG, $message, $e);
+            self::$stackedErrors[] = array(
+                $this->loggers[$type][0],
+                ($type & $level) ? $this->loggers[$type][1] : LogLevel::DEBUG,
+                $logMessage,
+                array('exception' => $errorAsException),
+            );
        } else {
            try {
                $this->isRecursive = true;
-                $this->loggers[$type][0]->log(($type & $level) ? $this->loggers[$type][1] : LogLevel::DEBUG, $message, $e);
+                $level = ($type & $level) ? $this->loggers[$type][1] : LogLevel::DEBUG;
+                $this->loggers[$type][0]->log($level, $logMessage, array('exception' => $errorAsException));
            } finally {
                $this->isRecursive = false;
            }
@@ -489,26 +512,22 @@ class ErrorHandler
     */
    public function handleException($exception, array $error = null)
    {
+        if (null === $error) {
+            self::$exitCode = 255;
+        }
        if (!$exception instanceof \Exception) {
            $exception = new FatalThrowableError($exception);
        }
        $type = $exception instanceof FatalErrorException ? $exception->getSeverity() : E_ERROR;

        if (($this->loggedErrors & $type) || $exception instanceof FatalThrowableError) {
-            $e = array(
-                'type' => $type,
-                'file' => $exception->getFile(),
-                'line' => $exception->getLine(),
-                'level' => error_reporting(),
-                'stack' => $exception->getTrace(),
-            );
            if ($exception instanceof FatalErrorException) {
                if ($exception instanceof FatalThrowableError) {
                    $error = array(
                        'type' => $type,
                        'message' => $message = $exception->getMessage(),
-                        'file' => $e['file'],
-                        'line' => $e['line'],
+                        'file' => $exception->getFile(),
+                        'line' => $exception->getLine(),
                    );
                } else {
                    $message = 'Fatal '.$exception->getMessage();
@@ -523,7 +542,11 @@ class ErrorHandler
            }
        }
        if ($this->loggedErrors & $type) {
-            $this->loggers[$type][0]->log($this->loggers[$type][1], $message, $e);
+            try {
+                $this->loggers[$type][0]->log($this->loggers[$type][1], $message, array('exception' => $exception));
+            } catch (\Exception $handlerException) {
+            } catch (\Throwable $handlerException) {
+            }
        }
        if ($exception instanceof FatalErrorException && !$exception instanceof OutOfMemoryException && $error) {
            foreach ($this->getFatalErrorHandlers() as $handler) {
@@ -570,7 +593,7 @@ class ErrorHandler
            return;
        }

-        if (null === $error) {
+        if ($exit = null === $error) {
            $error = error_get_last();
        }

@@ -594,15 +617,21 @@ class ErrorHandler
            } else {
                $exception = new FatalErrorException($handler->levels[$error['type']].': '.$error['message'], 0, $error['type'], $error['file'], $error['line'], 2, true, $trace);
            }
-        } elseif (!isset($exception)) {
-            return;
        }

        try {
-            $handler->handleException($exception, $error);
+            if (isset($exception)) {
+                self::$exitCode = 255;
+                $handler->handleException($exception, $error);
+            }
        } catch (FatalErrorException $e) {
            // Ignore this re-throw
        }
+
+        if ($exit && self::$exitCode) {
+            $exitCode = self::$exitCode;
+            register_shutdown_function('register_shutdown_function', function () use ($exitCode) { exit($exitCode); });
+        }
    }

    /**
@@ -629,10 +658,10 @@ class ErrorHandler
        $level = array_pop(self::$stackedErrorLevels);

        if (null !== $level) {
-            $e = error_reporting($level);
-            if ($e !== ($level | E_PARSE | E_ERROR | E_CORE_ERROR | E_COMPILE_ERROR)) {
+            $errorReportingLevel = error_reporting($level);
+            if ($errorReportingLevel !== ($level | E_PARSE | E_ERROR | E_CORE_ERROR | E_COMPILE_ERROR)) {
                // If the user changed the error level, do not overwrite it
-                error_reporting($e);
+                error_reporting($errorReportingLevel);
            }
        }

@@ -640,8 +669,8 @@ class ErrorHandler
            $errors = self::$stackedErrors;
            self::$stackedErrors = array();

-            foreach ($errors as $e) {
-                $e[0]->log($e[1], $e[2], $e[3]);
+            foreach ($errors as $error) {
+                $error[0]->log($error[1], $error[2], $error[3]);
            }
        }
    }
--- a/Exception/FlattenException.php
+++ b/Exception/FlattenException.php
@@ -222,7 +222,10 @@ class FlattenException
            if (++$count > 1e4) {
                return array('array', '*SKIPPED over 10000 entries*');
            }
-            if (is_object($value)) {
+            if ($value instanceof \__PHP_Incomplete_Class) {
+                // is_object() returns false on PHP<=7.1
+                $result[$key] = array('incomplete-object', $this->getClassNameFromIncomplete($value));
+            } elseif (is_object($value)) {
                $result[$key] = array('object', get_class($value));
            } elseif (is_array($value)) {
                if ($level > 10) {
@@ -234,11 +237,12 @@ class FlattenException
                $result[$key] = array('null', null);
            } elseif (is_bool($value)) {
                $result[$key] = array('boolean', $value);
+            } elseif (is_int($value)) {
+                $result[$key] = array('integer', $value);
+            } elseif (is_float($value)) {
+                $result[$key] = array('float', $value);
            } elseif (is_resource($value)) {
                $result[$key] = array('resource', get_resource_type($value));
-            } elseif ($value instanceof \__PHP_Incomplete_Class) {
-                // Special case of object, is_object will return false
-                $result[$key] = array('incomplete-object', $this->getClassNameFromIncomplete($value));
            } else {
                $result[$key] = array('string', (string) $value);
            }
--- a/Exception/SilencedErrorContext.php
+++ b/Exception/SilencedErrorContext.php
@@ -0,0 +1,55 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Debug\Exception;
+
+/**
+ * Data Object that represents a Silenced Error.
+ *
+ * @author Grégoire Pineau <lyrixx@lyrixx.info>
+ */
+class SilencedErrorContext implements \JsonSerializable
+{
+    private $severity;
+    private $file;
+    private $line;
+
+    public function __construct($severity, $file, $line)
+    {
+        $this->severity = $severity;
+        $this->file = $file;
+        $this->line = $line;
+    }
+
+    public function getSeverity()
+    {
+        return $this->severity;
+    }
+
+    public function getFile()
+    {
+        return $this->file;
+    }
+
+    public function getLine()
+    {
+        return $this->line;
+    }
+
+    public function JsonSerialize()
+    {
+        return array(
+            'severity' => $this->severity,
+            'file' => $this->file,
+            'line' => $this->line,
+        );
+    }
+}
--- a/ExceptionHandler.php
+++ b/ExceptionHandler.php
@@ -13,6 +13,7 @@ namespace Symfony\Component\Debug;

 use Symfony\Component\Debug\Exception\FlattenException;
 use Symfony\Component\Debug\Exception\OutOfMemoryException;
+use Symfony\Component\HttpKernel\Debug\FileLinkFormatter;

 /**
 * ExceptionHandler converts an exception to a Response object.
@@ -49,7 +50,7 @@ class ExceptionHandler
     * @param string|null $charset        The charset used by exception messages
     * @param string|null $fileLinkFormat The IDE link template
     *
-     * @return ExceptionHandler The registered exception handler
+     * @return static
     */
    public static function register($debug = true, $charset = null, $fileLinkFormat = null)
    {
@@ -82,14 +83,14 @@ class ExceptionHandler
    /**
     * Sets the format for links to source files.
     *
-     * @param string $format The format for links to source files
+     * @param string|FileLinkFormatter $fileLinkFormat The format for links to source files
     *
-     * @return string The previous file link format.
+     * @return string The previous file link format
     */
-    public function setFileLinkFormat($format)
+    public function setFileLinkFormat($fileLinkFormat)
    {
        $old = $this->fileLinkFormat;
-        $this->fileLinkFormat = $format;
+        $this->fileLinkFormat = $fileLinkFormat;

        return $old;
    }
@@ -290,21 +291,14 @@ EOF;
            .sf-reset .exception_message { margin-left: 3em; display: block; }
            .sf-reset .traces li { font-size:12px; padding: 2px 4px; list-style-type:decimal; margin-left:20px; }
            .sf-reset .block { background-color:#FFFFFF; padding:10px 28px; margin-bottom:20px;
-                -webkit-border-bottom-right-radius: 16px;
-                -webkit-border-bottom-left-radius: 16px;
-                -moz-border-radius-bottomright: 16px;
-                -moz-border-radius-bottomleft: 16px;
                border-bottom-right-radius: 16px;
                border-bottom-left-radius: 16px;
                border-bottom:1px solid #ccc;
                border-right:1px solid #ccc;
                border-left:1px solid #ccc;
+                word-wrap: break-word;
            }
            .sf-reset .block_exception { background-color:#ddd; color: #333; padding:20px;
-                -webkit-border-top-left-radius: 16px;
-                -webkit-border-top-right-radius: 16px;
-                -moz-border-radius-topleft: 16px;
-                -moz-border-radius-topright: 16px;
                border-top-left-radius: 16px;
                border-top-right-radius: 16px;
                border-top:1px solid #ccc;
@@ -317,8 +311,6 @@ EOF;
            .sf-reset a:hover { background:none; color:#313131; text-decoration:underline; }
            .sf-reset ol { padding: 10px 0; }
            .sf-reset h1 { background-color:#FFFFFF; padding: 15px 28px; margin-bottom: 20px;
-                -webkit-border-radius: 10px;
-                -moz-border-radius: 10px;
                border-radius: 10px;
                border: 1px solid #ccc;
            }
@@ -343,7 +335,7 @@ EOF;
            $css
        </style>
    </head>
-    <body>
+    <body ondblclick="var t = event.target; if (t.title && !t.href) { var f = t.innerHTML; t.innerHTML = t.title; t.title = f; }">
        $content
    </body>
 </html>
@@ -359,16 +351,14 @@ EOF;

    private function formatPath($path, $line)
    {
-        $path = $this->escapeHtml($path);
-        $file = preg_match('#[^/\\\\]*$#', $path, $file) ? $file[0] : $path;
+        $file = $this->escapeHtml(preg_match('#[^/\\\\]*+$#', $path, $file) ? $file[0] : $path);
+        $fmt = $this->fileLinkFormat;

-        if ($linkFormat = $this->fileLinkFormat) {
-            $link = strtr($this->escapeHtml($linkFormat), array('%f' => $path, '%l' => (int) $line));
-
-            return sprintf(' in <a href="%s" title="Go to source">%s line %d</a>', $link, $file, $line);
+        if ($fmt && $link = is_string($fmt) ? strtr($fmt, array('%f' => $path, '%l' => $line)) : $fmt->format($path, $line)) {
+            return sprintf(' in <a href="%s" title="Go to source">%s line %d</a>', $this->escapeHtml($link), $file, $line);
        }

-        return sprintf(' in <a title="%s line %3$d" ondblclick="var f=this.innerHTML;this.innerHTML=this.title;this.title=f;">%s line %d</a>', $path, $file, $line);
+        return sprintf(' in <a title="%s line %3$d">%s line %d</a>', $this->escapeHtml($path), $file, $line);
    }

    /**
@@ -386,8 +376,6 @@ EOF;
                $formattedValue = sprintf('<em>object</em>(%s)', $this->formatClass($item[1]));
            } elseif ('array' === $item[0]) {
                $formattedValue = sprintf('<em>array</em>(%s)', is_array($item[1]) ? $this->formatArgs($item[1]) : $item[1]);
-            } elseif ('string' === $item[0]) {
-                $formattedValue = sprintf("'%s'", $this->escapeHtml($item[1]));
            } elseif ('null' === $item[0]) {
                $formattedValue = '<em>null</em>';
            } elseif ('boolean' === $item[0]) {
@@ -395,7 +383,7 @@ EOF;
            } elseif ('resource' === $item[0]) {
                $formattedValue = '<em>resource</em>';
            } else {
-                $formattedValue = str_replace("\n", '', var_export($this->escapeHtml((string) $item[1]), true));
+                $formattedValue = str_replace("\n", '', $this->escapeHtml(var_export($item[1], true)));
            }

            $result[] = is_int($key) ? $formattedValue : sprintf("'%s' => %s", $key, $formattedValue);
@@ -409,6 +397,6 @@ EOF;
     */
    private function escapeHtml($str)
    {
-        return htmlspecialchars($str, ENT_QUOTES | ENT_SUBSTITUTE, $this->charset);
+        return htmlspecialchars($str, ENT_COMPAT | ENT_SUBSTITUTE, $this->charset);
    }
 }
--- a/FatalErrorHandler/ClassNotFoundFatalErrorHandler.php
+++ b/FatalErrorHandler/ClassNotFoundFatalErrorHandler.php
@@ -173,7 +173,7 @@ class ClassNotFoundFatalErrorHandler implements FatalErrorHandlerInterface
        );

        if ($prefix) {
-            $candidates = array_filter($candidates, function ($candidate) use ($prefix) {return 0 === strpos($candidate, $prefix);});
+            $candidates = array_filter($candidates, function ($candidate) use ($prefix) { return 0 === strpos($candidate, $prefix); });
        }

        // We cannot use the autoloader here as most of them use require; but if the class
--- a/FatalErrorHandler/UndefinedMethodFatalErrorHandler.php
+++ b/FatalErrorHandler/UndefinedMethodFatalErrorHandler.php
@@ -36,8 +36,13 @@ class UndefinedMethodFatalErrorHandler implements FatalErrorHandlerInterface

        $message = sprintf('Attempted to call an undefined method named "%s" of class "%s".', $methodName, $className);

+        if (!class_exists($className) || null === $methods = get_class_methods($className)) {
+            // failed to get the class or its methods on which an unknown method was called (for example on an anonymous class)
+            return new UndefinedMethodException($message, $exception);
+        }
+
        $candidates = array();
-        foreach (get_class_methods($className) as $definedMethodName) {
+        foreach ($methods as $definedMethodName) {
            $lev = levenshtein($methodName, $definedMethodName);
            if ($lev <= strlen($methodName) / 3 || false !== strpos($definedMethodName, $methodName)) {
                $candidates[] = $definedMethodName;
@@ -52,6 +57,7 @@ class UndefinedMethodFatalErrorHandler implements FatalErrorHandlerInterface
            } else {
                $candidates = '"'.$last;
            }
+
            $message .= "\nDid you mean to call ".$candidates;
        }

--- a/2
+++ b/2
@@ -1,4 +1,4 @@
-Copyright (c) 2004-2016 Fabien Potencier
+Copyright (c) 2004-2017 Fabien Potencier

 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal
--- a/Resources/ext/tests/001.phpt
+++ b/Resources/ext/tests/001.phpt
@@ -1,14 +1,14 @@
 --TEST--
 Test symfony_zval_info API
 --SKIPIF--
-<?php if (!extension_loaded("symfony_debug")) print "skip"; ?>
+<?php if (!extension_loaded('symfony_debug')) print 'skip'; ?>
 --FILE--
 <?php

 $int = 42;
 $float = 42.42;
-$str = "foobar";
-$object = new StdClass;
+$str = 'foobar';
+$object = new StdClass();
 $array = array('foo', 'bar');
 $resource = tmpfile();
 $null = null;
@@ -17,15 +17,17 @@ $bool = true;
 $anotherint = 42;
 $refcount2 = &$anotherint;

-$var = array('int' => $int,
-			 'float' => $float,
-			 'str' => $str,
-			 'object' => $object,
-			 'array' => $array,
-			 'resource' => $resource,
-			 'null' => $null,
-			 'bool' => $bool,
-			 'refcount' => &$refcount2);
+$var = array(
+    'int' => $int,
+    'float' => $float,
+    'str' => $str,
+    'object' => $object,
+    'array' => $array,
+    'resource' => $resource,
+    'null' => $null,
+    'bool' => $bool,
+    'refcount' => &$refcount2,
+);

 var_dump(symfony_zval_info('int', $var));
 var_dump(symfony_zval_info('float', $var));
--- a/Resources/ext/tests/002.phpt
+++ b/Resources/ext/tests/002.phpt
@@ -1,7 +1,7 @@
 --TEST--
 Test symfony_debug_backtrace in case of fatal error
 --SKIPIF--
-<?php if (!extension_loaded("symfony_debug")) print "skip"; ?>
+<?php if (!extension_loaded('symfony_debug')) print 'skip'; ?>
 --FILE--
 <?php

@@ -18,7 +18,6 @@ function foo()
 function bt()
 {
    print_r(symfony_debug_backtrace());
-
 }

 register_shutdown_function('bt');
--- a/Resources/ext/tests/002_1.phpt
+++ b/Resources/ext/tests/002_1.phpt
@@ -1,7 +1,7 @@
 --TEST--
 Test symfony_debug_backtrace in case of non fatal error
 --SKIPIF--
-<?php if (!extension_loaded("symfony_debug")) print "skip"; ?>
+<?php if (!extension_loaded('symfony_debug')) print 'skip'; ?>
 --FILE--
 <?php

@@ -13,7 +13,6 @@ function bar()
 function bt()
 {
    print_r(symfony_debug_backtrace());
-
 }

 bar();
--- a/Resources/ext/tests/003.phpt
+++ b/Resources/ext/tests/003.phpt
@@ -1,7 +1,7 @@
 --TEST--
 Test ErrorHandler in case of fatal error
 --SKIPIF--
-<?php if (!extension_loaded("symfony_debug")) print "skip"; ?>
+<?php if (!extension_loaded('symfony_debug')) print 'skip'; ?>
 --FILE--
 <?php

--- a/Tests/DebugClassLoaderTest.php
+++ b/Tests/DebugClassLoaderTest.php
@@ -11,14 +11,14 @@

 namespace Symfony\Component\Debug\Tests;

+use PHPUnit\Framework\TestCase;
 use Symfony\Component\Debug\DebugClassLoader;
 use Symfony\Component\Debug\ErrorHandler;
-use Symfony\Component\Debug\Exception\ContextErrorException;

-class DebugClassLoaderTest extends \PHPUnit_Framework_TestCase
+class DebugClassLoaderTest extends TestCase
 {
    /**
-     * @var int Error reporting level before running tests.
+     * @var int Error reporting level before running tests
     */
    private $errorReporting;

--- a/Tests/ErrorHandlerTest.php
+++ b/Tests/ErrorHandlerTest.php
@@ -11,10 +11,12 @@

 namespace Symfony\Component\Debug\Tests;

+use PHPUnit\Framework\TestCase;
 use Psr\Log\LogLevel;
-use Symfony\Component\Debug\ErrorHandler;
 use Symfony\Component\Debug\BufferingLogger;
+use Symfony\Component\Debug\ErrorHandler;
 use Symfony\Component\Debug\Exception\ContextErrorException;
+use Symfony\Component\Debug\Exception\SilencedErrorContext;

 /**
 * ErrorHandlerTest.
@@ -22,7 +24,7 @@ use Symfony\Component\Debug\Exception\ContextErrorException;
 * @author Robert Schönthal <seroscho@googlemail.com>
 * @author Nicolas Grekas <p@tchwork.com>
 */
-class ErrorHandlerTest extends \PHPUnit_Framework_TestCase
+class ErrorHandlerTest extends TestCase
 {
    public function testRegister()
    {
@@ -79,20 +81,16 @@ class ErrorHandlerTest extends \PHPUnit_Framework_TestCase
            $this->assertArrayHasKey('foobar', $exception->getContext());

            $trace = $exception->getTrace();
+
            $this->assertEquals(__FILE__, $trace[0]['file']);
-            $this->assertEquals('Symfony\Component\Debug\ErrorHandler', $trace[0]['class']);
-            $this->assertEquals('handleError', $trace[0]['function']);
-            $this->assertEquals('->', $trace[0]['type']);
+            $this->assertEquals(__CLASS__, $trace[0]['class']);
+            $this->assertEquals('triggerNotice', $trace[0]['function']);
+            $this->assertEquals('::', $trace[0]['type']);

-            $this->assertEquals(__FILE__, $trace[1]['file']);
+            $this->assertEquals(__FILE__, $trace[0]['file']);
            $this->assertEquals(__CLASS__, $trace[1]['class']);
-            $this->assertEquals('triggerNotice', $trace[1]['function']);
-            $this->assertEquals('::', $trace[1]['type']);
-
-            $this->assertEquals(__FILE__, $trace[1]['file']);
-            $this->assertEquals(__CLASS__, $trace[2]['class']);
-            $this->assertEquals(__FUNCTION__, $trace[2]['function']);
-            $this->assertEquals('->', $trace[2]['type']);
+            $this->assertEquals(__FUNCTION__, $trace[1]['function']);
+            $this->assertEquals('->', $trace[1]['type']);
        } finally {
            restore_error_handler();
            restore_exception_handler();
@@ -124,7 +122,7 @@ class ErrorHandlerTest extends \PHPUnit_Framework_TestCase
        try {
            $handler = ErrorHandler::register();

-            $logger = $this->getMock('Psr\Log\LoggerInterface');
+            $logger = $this->getMockBuilder('Psr\Log\LoggerInterface')->getMock();

            $handler->setDefaultLogger($logger, E_NOTICE);
            $handler->setDefaultLogger($logger, array(E_USER_NOTICE => LogLevel::CRITICAL));
@@ -198,15 +196,16 @@ class ErrorHandlerTest extends \PHPUnit_Framework_TestCase
            restore_error_handler();
            restore_exception_handler();

-            $logger = $this->getMock('Psr\Log\LoggerInterface');
+            $logger = $this->getMockBuilder('Psr\Log\LoggerInterface')->getMock();

            $warnArgCheck = function ($logLevel, $message, $context) {
                $this->assertEquals('info', $logLevel);
-                $this->assertEquals('foo', $message);
-                $this->assertArrayHasKey('type', $context);
-                $this->assertEquals($context['type'], E_USER_DEPRECATED);
-                $this->assertArrayHasKey('stack', $context);
-                $this->assertInternalType('array', $context['stack']);
+                $this->assertEquals('User Deprecated: foo', $message);
+                $this->assertArrayHasKey('exception', $context);
+                $exception = $context['exception'];
+                $this->assertInstanceOf(\ErrorException::class, $exception);
+                $this->assertSame('User Deprecated: foo', $exception->getMessage());
+                $this->assertSame(E_USER_DEPRECATED, $exception->getSeverity());
            };

            $logger
@@ -222,12 +221,14 @@ class ErrorHandlerTest extends \PHPUnit_Framework_TestCase
            restore_error_handler();
            restore_exception_handler();

-            $logger = $this->getMock('Psr\Log\LoggerInterface');
+            $logger = $this->getMockBuilder('Psr\Log\LoggerInterface')->getMock();

            $logArgCheck = function ($level, $message, $context) {
-                $this->assertEquals('Undefined variable: undefVar', $message);
-                $this->assertArrayHasKey('type', $context);
-                $this->assertEquals($context['type'], E_NOTICE);
+                $this->assertEquals('Notice: Undefined variable: undefVar', $message);
+                $this->assertArrayHasKey('exception', $context);
+                $exception = $context['exception'];
+                $this->assertInstanceOf(SilencedErrorContext::class, $exception);
+                $this->assertSame(E_NOTICE, $exception->getSeverity());
            };

            $logger
@@ -278,12 +279,13 @@ class ErrorHandlerTest extends \PHPUnit_Framework_TestCase
    {
        $logArgCheck = function ($level, $message, $context) {
            $this->assertEquals(LogLevel::INFO, $level);
-            $this->assertArrayHasKey('level', $context);
-            $this->assertEquals(E_RECOVERABLE_ERROR | E_USER_ERROR | E_DEPRECATED | E_USER_DEPRECATED, $context['level']);
-            $this->assertArrayHasKey('stack', $context);
+            $this->assertArrayHasKey('exception', $context);
+            $exception = $context['exception'];
+            $this->assertInstanceOf(\ErrorException::class, $exception);
+            $this->assertSame('User Deprecated: Foo deprecation', $exception->getMessage());
        };

-        $logger = $this->getMock('Psr\Log\LoggerInterface');
+        $logger = $this->getMockBuilder('Psr\Log\LoggerInterface')->getMock();
        $logger
            ->expects($this->once())
            ->method('log')
@@ -302,12 +304,12 @@ class ErrorHandlerTest extends \PHPUnit_Framework_TestCase

            $exception = new \Exception('foo');

-            $logger = $this->getMock('Psr\Log\LoggerInterface');
+            $logger = $this->getMockBuilder('Psr\Log\LoggerInterface')->getMock();

            $logArgCheck = function ($level, $message, $context) {
-                $this->assertEquals('Uncaught Exception: foo', $message);
-                $this->assertArrayHasKey('type', $context);
-                $this->assertEquals($context['type'], E_ERROR);
+                $this->assertSame('Uncaught Exception: foo', $message);
+                $this->assertArrayHasKey('exception', $context);
+                $this->assertInstanceOf(\Exception::class, $context['exception']);
            };

            $logger
@@ -342,14 +344,14 @@ class ErrorHandlerTest extends \PHPUnit_Framework_TestCase
            $handler = ErrorHandler::register();
            $handler->screamAt(E_USER_WARNING);

-            $logger = $this->getMock('Psr\Log\LoggerInterface');
+            $logger = $this->getMockBuilder('Psr\Log\LoggerInterface')->getMock();

            $logger
                ->expects($this->exactly(2))
                ->method('log')
                ->withConsecutive(
                    array($this->equalTo(LogLevel::WARNING), $this->equalTo('Dummy log')),
-                    array($this->equalTo(LogLevel::DEBUG), $this->equalTo('Silenced warning'))
+                    array($this->equalTo(LogLevel::DEBUG), $this->equalTo('User Warning: Silenced warning'))
                )
            ;

@@ -391,23 +393,50 @@ class ErrorHandlerTest extends \PHPUnit_Framework_TestCase
        $this->assertSame($loggers, $handler->setLoggers(array()));

        $handler->handleError(E_DEPRECATED, 'Foo message', __FILE__, 123, array());
-        $expectedLog = array(LogLevel::INFO, 'Foo message', array('type' => E_DEPRECATED, 'file' => __FILE__, 'line' => 123, 'level' => error_reporting()));

        $logs = $bootLogger->cleanLogs();
-        unset($logs[0][2]['stack']);

-        $this->assertSame(array($expectedLog), $logs);
+        $this->assertCount(1, $logs);
+        $log = $logs[0];
+        $this->assertSame('info', $log[0]);
+        $this->assertSame('Deprecated: Foo message', $log[1]);
+        $this->assertArrayHasKey('exception', $log[2]);
+        $exception = $log[2]['exception'];
+        $this->assertInstanceOf(\ErrorException::class, $exception);
+        $this->assertSame('Deprecated: Foo message', $exception->getMessage());
+        $this->assertSame(__FILE__, $exception->getFile());
+        $this->assertSame(123, $exception->getLine());
+        $this->assertSame(E_DEPRECATED, $exception->getSeverity());

-        $bootLogger->log($expectedLog[0], $expectedLog[1], $expectedLog[2]);
+        $bootLogger->log(LogLevel::WARNING, 'Foo message', array('exception' => $exception));

-        $mockLogger = $this->getMock('Psr\Log\LoggerInterface');
+        $mockLogger = $this->getMockBuilder('Psr\Log\LoggerInterface')->getMock();
        $mockLogger->expects($this->once())
            ->method('log')
-            ->with(LogLevel::WARNING, 'Foo message', $expectedLog[2]);
+            ->with(LogLevel::WARNING, 'Foo message', array('exception' => $exception));

        $handler->setLoggers(array(E_DEPRECATED => array($mockLogger, LogLevel::WARNING)));
    }

+    public function testSettingLoggerWhenExceptionIsBuffered()
+    {
+        $bootLogger = new BufferingLogger();
+        $handler = new ErrorHandler($bootLogger);
+
+        $exception = new \Exception('Foo message');
+
+        $mockLogger = $this->getMockBuilder('Psr\Log\LoggerInterface')->getMock();
+        $mockLogger->expects($this->once())
+            ->method('log')
+            ->with(LogLevel::CRITICAL, 'Uncaught Exception: Foo message', array('exception' => $exception));
+
+        $handler->setExceptionHandler(function () use ($handler, $mockLogger) {
+            $handler->setDefaultLogger($mockLogger);
+        });
+
+        $handler->handleException($exception);
+    }
+
    public function testHandleFatalError()
    {
        try {
@@ -420,12 +449,12 @@ class ErrorHandlerTest extends \PHPUnit_Framework_TestCase
                'line' => 123,
            );

-            $logger = $this->getMock('Psr\Log\LoggerInterface');
+            $logger = $this->getMockBuilder('Psr\Log\LoggerInterface')->getMock();

            $logArgCheck = function ($level, $message, $context) {
                $this->assertEquals('Fatal Parse Error: foo', $message);
-                $this->assertArrayHasKey('type', $context);
-                $this->assertEquals($context['type'], E_PARSE);
+                $this->assertArrayHasKey('exception', $context);
+                $this->assertInstanceOf(\Exception::class, $context['exception']);
            };

            $logger
@@ -463,7 +492,7 @@ class ErrorHandlerTest extends \PHPUnit_Framework_TestCase
        $handler->handleException($exception);

        $this->assertInstanceOf('Symfony\Component\Debug\Exception\ClassNotFoundException', $args[0]);
-        $this->assertSame("Attempted to load class \"Foo\" from the global namespace.\nDid you forget a \"use\" statement?", $args[0]->getMessage());
+        $this->assertStringStartsWith("Attempted to load class \"Foo\" from the global namespace.\nDid you forget a \"use\" statement", $args[0]->getMessage());
    }

    public function testHandleFatalErrorOnHHVM()
@@ -471,20 +500,13 @@ class ErrorHandlerTest extends \PHPUnit_Framework_TestCase
        try {
            $handler = ErrorHandler::register();

-            $logger = $this->getMock('Psr\Log\LoggerInterface');
+            $logger = $this->getMockBuilder('Psr\Log\LoggerInterface')->getMock();
            $logger
                ->expects($this->once())
                ->method('log')
                ->with(
                    $this->equalTo(LogLevel::CRITICAL),
-                    $this->equalTo('Fatal Error: foo'),
-                    $this->equalTo(array(
-                        'type' => 1,
-                        'file' => 'bar',
-                        'line' => 123,
-                        'level' => -1,
-                        'stack' => array(456),
-                    ))
+                    $this->equalTo('Fatal Error: foo')
                )
            ;

--- a/Tests/Exception/FlattenExceptionTest.php
+++ b/Tests/Exception/FlattenExceptionTest.php
@@ -11,6 +11,7 @@

 namespace Symfony\Component\Debug\Tests\Exception;

+use PHPUnit\Framework\TestCase;
 use Symfony\Component\Debug\Exception\FlattenException;
 use Symfony\Component\HttpKernel\Exception\NotFoundHttpException;
 use Symfony\Component\HttpKernel\Exception\MethodNotAllowedHttpException;
@@ -27,7 +28,7 @@ use Symfony\Component\HttpKernel\Exception\ServiceUnavailableHttpException;
 use Symfony\Component\HttpKernel\Exception\TooManyRequestsHttpException;
 use Symfony\Component\HttpKernel\Exception\UnsupportedMediaTypeHttpException;

-class FlattenExceptionTest extends \PHPUnit_Framework_TestCase
+class FlattenExceptionTest extends TestCase
 {
    public function testStatusCode()
    {
@@ -190,6 +191,68 @@ class FlattenExceptionTest extends \PHPUnit_Framework_TestCase
        );
    }

+    public function testArguments()
+    {
+        $dh = opendir(__DIR__);
+        $fh = tmpfile();
+
+        $incomplete = unserialize('O:14:"BogusTestClass":0:{}');
+
+        $exception = $this->createException(array(
+            (object) array('foo' => 1),
+            new NotFoundHttpException(),
+            $incomplete,
+            $dh,
+            $fh,
+            function () {},
+            array(1, 2),
+            array('foo' => 123),
+            null,
+            true,
+            false,
+            0,
+            0.0,
+            '0',
+            '',
+            INF,
+            NAN,
+        ));
+
+        $flattened = FlattenException::create($exception);
+        $trace = $flattened->getTrace();
+        $args = $trace[1]['args'];
+        $array = $args[0][1];
+
+        closedir($dh);
+        fclose($fh);
+
+        $i = 0;
+        $this->assertSame(array('object', 'stdClass'), $array[$i++]);
+        $this->assertSame(array('object', 'Symfony\Component\HttpKernel\Exception\NotFoundHttpException'), $array[$i++]);
+        $this->assertSame(array('incomplete-object', 'BogusTestClass'), $array[$i++]);
+        $this->assertSame(array('resource', defined('HHVM_VERSION') ? 'Directory' : 'stream'), $array[$i++]);
+        $this->assertSame(array('resource', 'stream'), $array[$i++]);
+
+        $args = $array[$i++];
+        $this->assertSame($args[0], 'object');
+        $this->assertTrue('Closure' === $args[1] || is_subclass_of($args[1], '\Closure'), 'Expect object class name to be Closure or a subclass of Closure.');
+
+        $this->assertSame(array('array', array(array('integer', 1), array('integer', 2))), $array[$i++]);
+        $this->assertSame(array('array', array('foo' => array('integer', 123))), $array[$i++]);
+        $this->assertSame(array('null', null), $array[$i++]);
+        $this->assertSame(array('boolean', true), $array[$i++]);
+        $this->assertSame(array('boolean', false), $array[$i++]);
+        $this->assertSame(array('integer', 0), $array[$i++]);
+        $this->assertSame(array('float', 0.0), $array[$i++]);
+        $this->assertSame(array('string', '0'), $array[$i++]);
+        $this->assertSame(array('string', ''), $array[$i++]);
+        $this->assertSame(array('float', INF), $array[$i++]);
+
+        // assertEquals() does not like NAN values.
+        $this->assertEquals($array[$i][0], 'float');
+        $this->assertTrue(is_nan($array[$i++][1]));
+    }
+
    public function testRecursionInArguments()
    {
        $a = array('foo', array(2, &$a));
@@ -216,6 +279,9 @@ class FlattenExceptionTest extends \PHPUnit_Framework_TestCase

        $flattened = FlattenException::create($exception);
        $trace = $flattened->getTrace();
+
+        $this->assertSame($trace[1]['args'][0], array('array', array('array', '*SKIPPED over 10000 entries*')));
+
        $serializeTrace = serialize($trace);

        $this->assertContains('*SKIPPED over 10000 entries*', $serializeTrace);
@@ -226,45 +292,4 @@ class FlattenExceptionTest extends \PHPUnit_Framework_TestCase
    {
        return new \Exception();
    }
-
-    public function testSetTraceIncompleteClass()
-    {
-        $flattened = FlattenException::create(new \Exception('test', 123));
-        $flattened->setTrace(
-            array(
-                array(
-                    'file' => __FILE__,
-                    'line' => 123,
-                    'function' => 'test',
-                    'args' => array(
-                        unserialize('O:14:"BogusTestClass":0:{}'),
-                    ),
-                ),
-            ),
-            'foo.php', 123
-        );
-
-        $this->assertEquals(array(
-            array(
-                'message' => 'test',
-                'class' => 'Exception',
-                'trace' => array(
-                    array(
-                        'namespace' => '', 'short_class' => '', 'class' => '', 'type' => '', 'function' => '',
-                        'file' => 'foo.php', 'line' => 123,
-                        'args' => array(),
-                    ),
-                    array(
-                        'namespace' => '', 'short_class' => '', 'class' => '', 'type' => '', 'function' => 'test',
-                        'file' => __FILE__, 'line' => 123,
-                        'args' => array(
-                            array(
-                                'incomplete-object', 'BogusTestClass',
-                            ),
-                        ),
-                    ),
-                ),
-            ),
-        ), $flattened->toArray());
-    }
 }
--- a/Tests/ExceptionHandlerTest.php
+++ b/Tests/ExceptionHandlerTest.php
@@ -11,6 +11,7 @@

 namespace Symfony\Component\Debug\Tests;

+use PHPUnit\Framework\TestCase;
 use Symfony\Component\Debug\ExceptionHandler;
 use Symfony\Component\Debug\Exception\OutOfMemoryException;
 use Symfony\Component\HttpKernel\Exception\NotFoundHttpException;
@@ -18,7 +19,7 @@ use Symfony\Component\HttpKernel\Exception\MethodNotAllowedHttpException;

 require_once __DIR__.'/HeaderMock.php';

-class ExceptionHandlerTest extends \PHPUnit_Framework_TestCase
+class ExceptionHandlerTest extends TestCase
 {
    protected function setUp()
    {
@@ -100,7 +101,7 @@ class ExceptionHandlerTest extends \PHPUnit_Framework_TestCase
    {
        $exception = new \Exception('foo');

-        $handler = $this->getMock('Symfony\Component\Debug\ExceptionHandler', array('sendPhpResponse'));
+        $handler = $this->getMockBuilder('Symfony\Component\Debug\ExceptionHandler')->setMethods(array('sendPhpResponse'))->getMock();
        $handler
            ->expects($this->exactly(2))
            ->method('sendPhpResponse');
@@ -118,7 +119,7 @@ class ExceptionHandlerTest extends \PHPUnit_Framework_TestCase
    {
        $exception = new OutOfMemoryException('foo', 0, E_ERROR, __FILE__, __LINE__);

-        $handler = $this->getMock('Symfony\Component\Debug\ExceptionHandler', array('sendPhpResponse'));
+        $handler = $this->getMockBuilder('Symfony\Component\Debug\ExceptionHandler')->setMethods(array('sendPhpResponse'))->getMock();
        $handler
            ->expects($this->once())
            ->method('sendPhpResponse');
--- a/Tests/FatalErrorHandler/ClassNotFoundFatalErrorHandlerTest.php
+++ b/Tests/FatalErrorHandler/ClassNotFoundFatalErrorHandlerTest.php
@@ -11,13 +11,14 @@

 namespace Symfony\Component\Debug\Tests\FatalErrorHandler;

+use PHPUnit\Framework\TestCase;
 use Symfony\Component\Debug\Exception\FatalErrorException;
 use Symfony\Component\ClassLoader\ClassLoader as SymfonyClassLoader;
 use Symfony\Component\Debug\FatalErrorHandler\ClassNotFoundFatalErrorHandler;
 use Symfony\Component\Debug\DebugClassLoader;
 use Composer\Autoload\ClassLoader as ComposerClassLoader;

-class ClassNotFoundFatalErrorHandlerTest extends \PHPUnit_Framework_TestCase
+class ClassNotFoundFatalErrorHandlerTest extends TestCase
 {
    public static function setUpBeforeClass()
    {
--- a/Tests/FatalErrorHandler/UndefinedFunctionFatalErrorHandlerTest.php
+++ b/Tests/FatalErrorHandler/UndefinedFunctionFatalErrorHandlerTest.php
@@ -11,10 +11,11 @@

 namespace Symfony\Component\Debug\Tests\FatalErrorHandler;

+use PHPUnit\Framework\TestCase;
 use Symfony\Component\Debug\Exception\FatalErrorException;
 use Symfony\Component\Debug\FatalErrorHandler\UndefinedFunctionFatalErrorHandler;

-class UndefinedFunctionFatalErrorHandlerTest extends \PHPUnit_Framework_TestCase
+class UndefinedFunctionFatalErrorHandlerTest extends TestCase
 {
    /**
     * @dataProvider provideUndefinedFunctionData
--- a/Tests/FatalErrorHandler/UndefinedMethodFatalErrorHandlerTest.php
+++ b/Tests/FatalErrorHandler/UndefinedMethodFatalErrorHandlerTest.php
@@ -11,10 +11,11 @@

 namespace Symfony\Component\Debug\Tests\FatalErrorHandler;

+use PHPUnit\Framework\TestCase;
 use Symfony\Component\Debug\Exception\FatalErrorException;
 use Symfony\Component\Debug\FatalErrorHandler\UndefinedMethodFatalErrorHandler;

-class UndefinedMethodFatalErrorHandlerTest extends \PHPUnit_Framework_TestCase
+class UndefinedMethodFatalErrorHandlerTest extends TestCase
 {
    /**
     * @dataProvider provideUndefinedMethodData
@@ -61,6 +62,15 @@ class UndefinedMethodFatalErrorHandlerTest extends \PHPUnit_Framework_TestCase
                ),
                "Attempted to call an undefined method named \"offsetFet\" of class \"SplObjectStorage\".\nDid you mean to call e.g. \"offsetGet\", \"offsetSet\" or \"offsetUnset\"?",
            ),
+            array(
+                array(
+                  'type' => 1,
+                  'message' => 'Call to undefined method class@anonymous::test()',
+                  'file' => '/home/possum/work/symfony/test.php',
+                  'line' => 11,
+                ),
+                'Attempted to call an undefined method named "test" of class "class@anonymous".',
+            ),
        );
    }
 }
--- a/Tests/MockExceptionHandler.php
+++ b/Tests/MockExceptionHandler.php
@@ -13,7 +13,7 @@ namespace Symfony\Component\Debug\Tests;

 use Symfony\Component\Debug\ExceptionHandler;

-class MockExceptionHandler extends Exceptionhandler
+class MockExceptionHandler extends ExceptionHandler
 {
    public $e;

--- a/composer.json
+++ b/composer.json
@@ -35,7 +35,7 @@
    "minimum-stability": "dev",
    "extra": {
        "branch-alias": {
-            "dev-master": "3.1-dev"
+            "dev-master": "3.2-dev"
        }
    }
 }
--- a/phpunit.xml.dist
+++ b/phpunit.xml.dist
@@ -5,6 +5,8 @@
         backupGlobals="false"
         colors="true"
         bootstrap="vendor/autoload.php"
+         failOnRisky="true"
+         failOnWarning="true"
 >
    <php>
        <ini name="error_reporting" value="-1" />