From 388e5d3fac146ee10b636aca195620c562cdb522 Mon Sep 17 00:00:00 2001
From: David Heinemeier Hansson <david@loudthinking.com>
Date: Fri, 28 Mar 2008 19:55:31 +0000
Subject: Fixed that ActionController::Base#read_multipart would fail if
 boundary was exactly 10240 bytes (closes #10886) [ariejan]

git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@9113 5ecf4fe2-1ee6-0310-87b1-e25e094e27de
---
 actionpack/CHANGELOG                        |  2 ++
 actionpack/lib/action_controller/request.rb |  1 -
 actionpack/test/controller/request_test.rb  | 21 ++++++++++++++++++++-
 3 files changed, 22 insertions(+), 2 deletions(-)

diff --git a/actionpack/CHANGELOG b/actionpack/CHANGELOG
index 0c18ec14b1..9a72737c37 100644
--- a/actionpack/CHANGELOG
+++ b/actionpack/CHANGELOG
@@ -1,5 +1,7 @@
 *SVN*
 
+* Fixed that ActionController::Base#read_multipart would fail if boundary was exactly 10240 bytes #10886 [ariejan]
+
 * Fixed HTML::Tokenizer (used in sanitize helper) didn't handle unclosed CDATA tags #10071 [esad, packagethief]
 
 * Improve documentation. [Radar, Jan De Poorter, chuyeow, xaviershay, danger, miloops, Xavier Noria,  Sunny Ripert]
diff --git a/actionpack/lib/action_controller/request.rb b/actionpack/lib/action_controller/request.rb
index d817004398..4889d296ef 100755
--- a/actionpack/lib/action_controller/request.rb
+++ b/actionpack/lib/action_controller/request.rb
@@ -585,7 +585,6 @@ module ActionController
             else
               params[name] = [content]
             end
-            break if buf.size == 0
             break if content_length == -1
           end
           raise EOFError, "bad boundary end of body part" unless boundary_end=~/--/
diff --git a/actionpack/test/controller/request_test.rb b/actionpack/test/controller/request_test.rb
index a12b929477..2f72f9017a 100644
--- a/actionpack/test/controller/request_test.rb
+++ b/actionpack/test/controller/request_test.rb
@@ -601,7 +601,7 @@ class UrlEncodedRequestParameterParsingTest < Test::Unit::TestCase
       "ie_products[string]" => [ UploadedStringIO.new("Microsoft") ],
       "ie_products[file]" => [ ie_file ],
       "text_part" => [non_file_text_part]
-    }
+      }
 
     expected_output =  {
       "something" => "",
@@ -744,6 +744,25 @@ class MultipartRequestParameterParsingTest < Test::Unit::TestCase
     assert_equal 'contents', file.read
   end
 
+  def test_boundary_problem_file
+    params = process('boundary_problem_file')
+    assert_equal %w(file foo), params.keys.sort
+
+    file = params['file']
+    foo  = params['foo']
+    
+    if RUBY_VERSION > '1.9'
+      assert_kind_of File, file
+    else
+      assert_kind_of Tempfile, file
+    end
+    
+    assert_equal 'file.txt', file.original_filename
+    assert_equal "text/plain", file.content_type
+    
+    assert_equal 'bar', foo
+  end
+  
   def test_large_text_file
     params = process('large_text_file')
     assert_equal %w(file foo), params.keys.sort
-- 
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