Add tree support, for finding lists of files at a specific revision

lib/octopi/tree.rb

@@ -0,0 +1,15 @@
+module Octopi
+  class Tree < Base
+    attr_accessor :name, :size, :sha, :mode, :mime_type, :type, :user, :repository
+
+    def self.find(options)
+      ensure_hash(options)
+      user, repo = gather_details(options)
+      route = "/tree/show/#{user}/#{repo}/#{options[:sha]}"
+      trees = Api.api.get(route)["tree"].map do |tree| 
+        Tree.new(tree.merge(:user => user, :repository => repo))
+      end
+      TreeSet.new(trees)
+    end
+  end
+end

lib/octopi/tree_set.rb

@@ -0,0 +1,11 @@
+require File.join(File.dirname(__FILE__), "tree")
+class Octopi::TreeSet < Array
+  include Octopi
+  attr_accessor :user, :repository
+
+  def initialize(array)
+    self.user = array.first.user
+    self.repository = array.first.repository
+    super(array)
+  end
+end

test/tree_test.rb

@@ -0,0 +1,15 @@
+require File.expand_path(File.join(File.dirname(__FILE__), 'test_helper'))
+
+class TreeTest < Test::Unit::TestCase
+  include Octopi
+
+  def setup
+    fake_everything
+  end
+
+  should "be able to find a tree set" do
+    shared_options = { :user => "fcoury", :repo => "octopi"}
+    branch = Branch.all(shared_options).detect { |b| b.name == "master" }
+    assert Tree.find(shared_options.merge!(:sha => branch.sha)).is_a?(TreeSet)
+  end
+end