add ability to list project snippets

lib/gitlab/client/snippets.rb

@@ -1,6 +1,21 @@
 class Gitlab::Client
   # Defines methods related to snippets.
   module Snippets
+    # Gets a list of project's snippets.
+    #
+    # @example
+    #   Gitlab.snippets(42)
+    #   Gitlab.snippets('gitlab')
+    #
+    # @param  [Integer, String] project The ID or code name of a project.
+    # @param  [Hash] options A customizable set of options.
+    # @option options [Integer] :page The page number.
+    # @option options [Integer] :per_page The number of results per page.
+    # @return [Gitlab::ObjectifiedHash]
+    def snippets(project, options={})
+      get("/projects/#{project}/snippets", :query => options)
+    end
+
     # Gets information about a snippet.
     #
     # @example

spec/fixtures/snippets.json

@@ -0,0 +1 @@
+[{"id":1,"title":"Rails Console ActionMailer","file_name":"mailer_test.rb","author":{"id":1,"email":"john@example.com","name":"John Smith","blocked":false,"created_at":"2012-09-17T09:41:56Z"},"expires_at":"2012-09-24T00:00:00Z","updated_at":"2012-09-17T09:51:42Z","created_at":"2012-09-17T09:51:42Z"}]

spec/gitlab/client/snippets_spec.rb

@@ -1,6 +1,22 @@
 require 'spec_helper'
 
 describe Gitlab::Client do
+  describe ".snippets" do
+    before do
+      stub_get("/projects/3/snippets", "snippets")
+      @snippets = Gitlab.snippets(3)
+    end
+
+    it "should get the correct resource" do
+      a_get("/projects/3/snippets").should have_been_made
+    end
+
+    it "should return an array of project's snippets" do
+      @snippets.should be_an Array
+      @snippets.first.file_name.should == "mailer_test.rb"
+    end
+  end
+
   describe ".snippet" do
     before do
       stub_get("/projects/3/snippets/1", "snippet")