Merge branch '2.7' into 2.8

* 2.7:
  [SecurityBundle] Removing test insulations for a huge perf win
  [Validator] Use the new interface in the README
  [Filesystem] fix tests on 2.3
  [Filesystem] Recursivly widen non-executable directories
  [Form] fix #15544 when a collection type attribute "required" is false, "prototype" should too
  updated validators.bg.xlf
  [Security] Enable bcrypt validation and result length tests on all PHP versions
  [Security] Verify if a password encoded with bcrypt is no longer than 72 characters
  [Console] Avoid extra blank lines when rendering exceptions
  [Console][Table] fixed render row with multiple cells.
  [Yaml] do not remove "comments" in scalar blocks

Conflicts:
	src/Symfony/Component/Console/Application.php
	src/Symfony/Component/Console/Tests/Fixtures/application_renderexception1.txt
	src/Symfony/Component/Console/Tests/Fixtures/application_renderexception2.txt
	src/Symfony/Component/Console/Tests/Fixtures/application_renderexception4.txt
	src/Symfony/Component/Form/Extension/Core/Type/CollectionType.php
	src/Symfony/Component/Form/Tests/Extension/Core/Type/CollectionTypeTest.php
	src/Symfony/Component/Yaml/Tests/ParserTest.php

3 files changed, 7 insertions, 3 deletions

diff --git a/Core/Encoder/BCryptPasswordEncoder.php b/Core/Encoder/BCryptPasswordEncoder.php
index 96893ab..b992765 100644
--- a/Core/Encoder/BCryptPasswordEncoder.php
+++ b/Core/Encoder/BCryptPasswordEncoder.php
@@ -19,6 +19,8 @@ use Symfony\Component\Security\Core\Exception\BadCredentialsException;
  */
 class BCryptPasswordEncoder extends BasePasswordEncoder
 {
+    const MAX_PASSWORD_LENGTH = 72;
+
     /**
      * @var string
      */
diff --git a/Core/Encoder/BasePasswordEncoder.php b/Core/Encoder/BasePasswordEncoder.php
index 12126d8..d86f260 100644
--- a/Core/Encoder/BasePasswordEncoder.php
+++ b/Core/Encoder/BasePasswordEncoder.php
@@ -93,6 +93,6 @@ abstract class BasePasswordEncoder implements PasswordEncoderInterface
      */
     protected function isPasswordTooLong($password)
     {
-        return strlen($password) > self::MAX_PASSWORD_LENGTH;
+        return strlen($password) > static::MAX_PASSWORD_LENGTH;
     }
 }
diff --git a/Core/Tests/Encoder/BCryptPasswordEncoderTest.php b/Core/Tests/Encoder/BCryptPasswordEncoderTest.php
index ebd845d..40de8af 100644
--- a/Core/Tests/Encoder/BCryptPasswordEncoderTest.php
+++ b/Core/Tests/Encoder/BCryptPasswordEncoderTest.php
@@ -67,13 +67,15 @@ class BCryptPasswordEncoderTest extends \PHPUnit_Framework_TestCase
     {
         $encoder = new BCryptPasswordEncoder(self::VALID_COST);
 
-        $encoder->encodePassword(str_repeat('a', 5000), 'salt');
+        $encoder->encodePassword(str_repeat('a', 73), 'salt');
     }
 
     public function testCheckPasswordLength()
     {
         $encoder = new BCryptPasswordEncoder(self::VALID_COST);
+        $result = $encoder->encodePassword(str_repeat('a', 72), null);
 
-        $this->assertFalse($encoder->isPasswordValid('encoded', str_repeat('a', 5000), 'salt'));
+        $this->assertFalse($encoder->isPasswordValid($result, str_repeat('a', 73), 'salt'));
+        $this->assertTrue($encoder->isPasswordValid($result, str_repeat('a', 72), 'salt'));
     }
 }