From 52d09638dfc07413956846a6319b145511a15757 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Rafael=20Mendon=C3=A7a=20Fran=C3=A7a?=
 <rafaelmfranca@gmail.com>
Date: Sat, 16 Jun 2012 09:09:38 -0700
Subject: Merge pull request #6752 from steveklabnik/fix_5680

Respect absolute paths in compute_source_path.
---
 actionpack/lib/action_view/asset_paths.rb         |  8 +++++++-
 actionpack/test/fixtures/public/foo/baz.css       |  3 +++
 actionpack/test/template/asset_tag_helper_test.rb | 14 +++++++++++---
 3 files changed, 21 insertions(+), 4 deletions(-)
 create mode 100644 actionpack/test/fixtures/public/foo/baz.css

diff --git a/actionpack/lib/action_view/asset_paths.rb b/actionpack/lib/action_view/asset_paths.rb
index f6115dbb1b..c192d3704e 100644
--- a/actionpack/lib/action_view/asset_paths.rb
+++ b/actionpack/lib/action_view/asset_paths.rb
@@ -33,7 +33,13 @@ module ActionView
     # Return the filesystem path for the source
     def compute_source_path(source, dir, ext)
       source = rewrite_extension(source, dir, ext) if ext
-      File.join(config.assets_dir, dir, source)
+
+      sources = []
+      sources << config.assets_dir
+      sources << dir unless source[0] == ?/
+      sources << source
+
+      File.join(sources)
     end
 
     def is_uri?(path)
diff --git a/actionpack/test/fixtures/public/foo/baz.css b/actionpack/test/fixtures/public/foo/baz.css
new file mode 100644
index 0000000000..b5173fbef2
--- /dev/null
+++ b/actionpack/test/fixtures/public/foo/baz.css
@@ -0,0 +1,3 @@
+body {
+background: #000;
+}
diff --git a/actionpack/test/template/asset_tag_helper_test.rb b/actionpack/test/template/asset_tag_helper_test.rb
index e3f56ffea5..f4dedb0c81 100644
--- a/actionpack/test/template/asset_tag_helper_test.rb
+++ b/actionpack/test/template/asset_tag_helper_test.rb
@@ -1055,9 +1055,6 @@ class AssetTagHelperTest < ActionView::TestCase
     assert !File.exist?(File.join(ActionView::Helpers::AssetTagHelper::STYLESHEETS_DIR, 'money.css'))
   end
 
-
-
-
   def test_caching_stylesheet_include_tag_when_caching_off
     ENV["RAILS_ASSET_ID"] = ""
     config.perform_caching = false
@@ -1086,6 +1083,17 @@ class AssetTagHelperTest < ActionView::TestCase
 
     assert !File.exist?(File.join(ActionView::Helpers::AssetTagHelper::STYLESHEETS_DIR, 'money.css'))
   end
+
+  def test_caching_stylesheet_include_tag_with_absolute_uri
+    ENV["RAILS_ASSET_ID"] = ""
+
+    assert_dom_equal(
+      %(<link href="/stylesheets/all.css" media="screen" rel="stylesheet" />),
+      stylesheet_link_tag("/foo/baz", :cache => true)
+    )
+
+    FileUtils.rm(File.join(ActionView::Helpers::AssetTagHelper::STYLESHEETS_DIR, 'all.css'))
+  end
 end
 
 class AssetTagHelperNonVhostTest < ActionView::TestCase
-- 
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