[fix] unit tests now passing

.gitignore

@@ -18,3 +18,4 @@ spec/fixtures/integration/Headers/
 spec/fixtures/mercurial-repo/.hg/*cache
 .hg
 spec/fixtures/vcr
+bin/RKTwitter

lib/cocoapods/downloader/git.rb

@@ -129,6 +129,7 @@ module Pod
           git "remote add upstream #{@url}" # we need to add the original url, not the cache url
           git "fetch -q upstream" # refresh the branches
           git "checkout --track -b activated-pod-commit upstream/#{options[:branch]}" # create a new tracking branch
+          puts "Just downloaded and checked out branch: #{options[:branch]} from upstream #{clone_url}"
         end
       end
       
@@ -151,7 +152,7 @@ module Pod
       end
       
       def download_branch
-        download_only ? download_and_extract_tarball(options[:head]) : super
+        download_only? ? download_and_extract_tarball(options[:branch]) : super
       end
       
       def clean

spec/functional/downloader_spec.rb

@@ -18,12 +18,23 @@ describe "Pod::Downloader" do
       (@pod.root + 'README').read.strip.should == 'first commit'
     end
   
+    it "check's out a specific branch" do
+      @pod.specification.stubs(:source).returns(
+        :git => fixture('banana-lib'), :branch => 'topicbranch'
+        )
+        downloader = Pod::Downloader.for_pod(@pod)
+        downloader.download
+        
+        (@pod.root + 'README').read.strip.should == 'topicbranch'
+    end
+    
     it "check's out a specific tag" do
       @pod.specification.stubs(:source).returns(
         :git => fixture('banana-lib'), :tag => 'v1.0'
       )
       downloader = Pod::Downloader.for_pod(@pod)
       downloader.download
+      
       (@pod.root + 'README').read.strip.should == 'v1.0'
     end
   
@@ -61,10 +72,24 @@ describe "Pod::Downloader" do
 
       VCR.use_cassette('tarballs', :record => :new_episodes) { downloader.download }
       
+      
       # deliberately keep this assertion as loose as possible for now
       (@pod.root + 'libPusher.podspec').readlines.grep(/1.1/).should.not.be.empty
     end
     
+    it "downloads a specific branch when specified" do
+      @pod.specification.stubs(:source).returns(
+        :git => "git://github.com/lukeredpath/libPusher.git", :branch => 'gh-pages', :download_only => true
+      )
+      downloader = Pod::Downloader.for_pod(@pod)
+      
+      VCR.use_cassette('tarballs', :record => :new_episodes) { downloader.download }
+      
+      
+      # deliberately keep this assertion as loose as possible for now
+      (@pod.root + 'index.html').readlines.grep(/libPusher Documentation/).should.not.be.empty
+    end
+    
     it "downloads a specific commit when specified" do
       @pod.specification.stubs(:source).returns(
         :git => "git://github.com/lukeredpath/libPusher.git", :commit => 'eca89998d5', :download_only => true