symfony
diff --git a/‎src/Symfony/Component/Validator/ConstraintValidator.php
Copy file name to clipboardExpand all lines: src/Symfony/Component/Validator/ConstraintValidator.php
+2-4Lines changed: 2 additions & 4 deletions b/‎src/Symfony/Component/Validator/ConstraintValidator.php
Copy file name to clipboardExpand all lines: src/Symfony/Component/Validator/ConstraintValidator.php
+2-4Lines changed: 2 additions & 4 deletions
diff --git a/‎src/Symfony/Component/Validator/Tests/ConstraintValidatorTest.php
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+65Lines changed: 65 additions & 0 deletions b/‎src/Symfony/Component/Validator/Tests/ConstraintValidatorTest.php
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+65Lines changed: 65 additions & 0 deletions
@@ -85,12 +85,10 @@ protected function formatTypeOf($value)
      */
     protected function formatValue($value, $format = 0)
     {
-        $isDateTime = $value instanceof \DateTimeInterface;
-
-        if (($format & self::PRETTY_DATE) && $isDateTime) {
+        if (($format & self::PRETTY_DATE) && $value instanceof \DateTimeInterface) {
             if (class_exists('IntlDateFormatter')) {
                 $locale = \Locale::getDefault();
-                $formatter = new \IntlDateFormatter($locale, \IntlDateFormatter::MEDIUM, \IntlDateFormatter::SHORT);
+                $formatter = new \IntlDateFormatter($locale, \IntlDateFormatter::MEDIUM, \IntlDateFormatter::SHORT, $value->getTimezone());
 
                 // neither the native nor the stub IntlDateFormatter support
                 // DateTimeImmutable as of yet
 
@@ -0,0 +1,65 @@
+<?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\Validator\Tests;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\Validator\Constraint;
+use Symfony\Component\Validator\ConstraintValidator;
+
+final class ConstraintValidatorTest extends TestCase
+{
+    /**
+     * @dataProvider formatValueProvider
+     */
+    public function testFormatValue($expected, $value, $format = 0)
+    {
+        $this->assertSame($expected, (new TestFormatValueConstraintValidator())->formatValueProxy($value, $format));
+    }
+
+    public function formatValueProvider()
+    {
+        $data = [
+            ['true', true],
+            ['false', false],
+            ['null', null],
+            ['resource', fopen('php://memory', 'r')],
+            ['"foo"', 'foo'],
+            ['array', []],
+            ['object', $toString = new TestToStringObject()],
+            ['ccc', $toString, ConstraintValidator::OBJECT_TO_STRING],
+            ['object', $dateTime = (new \DateTimeImmutable('@0'))->setTimezone(new \DateTimeZone('UTC'))],
+            [class_exists(\IntlDateFormatter::class) ? 'Jan 1, 1970, 12:00 AM' : '1970-01-01 00:00:00', $dateTime, ConstraintValidator::PRETTY_DATE],
+        ];
+
+        return $data;
+    }
+}
+
+final class TestFormatValueConstraintValidator extends ConstraintValidator
+{
+    public function validate($value, Constraint $constraint)
+    {
+    }
+
+    public function formatValueProxy($value, $format)
+    {
+        return $this->formatValue($value, $format);
+    }
+}
+
+final class TestToStringObject
+{
+    public function __toString()
+    {
+        return 'ccc';
+    }
+}