From fa062caea951c5e2bf622dc152878b9cb939cc7e Mon Sep 17 00:00:00 2001
From: albert <r888888888@gmail.com>
Date: Fri, 16 Sep 2011 15:25:18 -0400
Subject: [PATCH] added test for transparent image resizer

---
 test/files/alpha.png     | Bin 0 -> 1136 bytes
 test/unit/upload_test.rb |  10 ++++++++++
 2 files changed, 10 insertions(+)
 create mode 100644 test/files/alpha.png

diff --git a/test/files/alpha.png b/test/files/alpha.png
new file mode 100644
index 0000000000000000000000000000000000000000..7fec549c90008fc98c77fc1367b9416dea80ee95
GIT binary patch
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diff --git a/test/unit/upload_test.rb b/test/unit/upload_test.rb
index 271783bb3..115de4a4b 100644
--- a/test/unit/upload_test.rb
+++ b/test/unit/upload_test.rb
@@ -87,6 +87,16 @@ class UploadTest < ActiveSupport::TestCase
           assert_equal(28086, File.size(@upload.file_path))
           assert_equal("jpg", @upload.file_ext)
         end
+        
+        should "process a transparent png" do
+          FileUtils.cp("#{Rails.root}/test/files/alpha.png", "#{Rails.root}/tmp")
+          @upload = Upload.new(:file => upload_file("#{Rails.root}/tmp/alpha.png", "image/png", "alpha.png"))
+          assert_nothing_raised {@upload.convert_cgi_file}
+          assert_equal("image/png", @upload.content_type)
+          assert(File.exists?(@upload.file_path))
+          assert_equal(1136, File.size(@upload.file_path))
+          assert_equal("png", @upload.file_ext)
+        end
       end
 
       context "hash calculator" do