Add labels endpoint and accessor on Project

lib/tracker_api.rb

@@ -23,6 +23,7 @@ module Endpoints
     autoload :Epic, 'tracker_api/endpoints/epic'
     autoload :Epics, 'tracker_api/endpoints/epics'
     autoload :Iterations, 'tracker_api/endpoints/iterations'
+    autoload :Labels, 'tracker_api/endpoints/labels'
     autoload :Me, 'tracker_api/endpoints/me'
     autoload :Memberships, 'tracker_api/endpoints/memberships'
     autoload :Project, 'tracker_api/endpoints/project'

lib/tracker_api/endpoints/labels.rb

@@ -0,0 +1,20 @@
+module TrackerApi
+  module Endpoints
+    class Labels
+      attr_accessor :client
+
+      def initialize(client)
+        @client = client
+      end
+
+      def get(project_id)
+        data = client.get("/projects/#{project_id}/labels").body
+        raise TrackerApi::Errors::UnexpectedData, 'Array of labels expected' unless data.is_a? Array
+
+        data.map do |label|
+          Resources::Label.new({ client: client, project_id: project_id }.merge(label))
+        end
+      end
+    end
+  end
+end

lib/tracker_api/resources/project.rb

@@ -25,7 +25,6 @@ class Project
       attribute :iteration_length, Integer
       attribute :kind, String
       attribute :label_ids, Array[Integer]
-      attribute :labels, Array[TrackerApi::Resources::Label]
       attribute :name, String
       attribute :number_of_done_iterations_to_show, Integer
       attribute :point_scale, String
@@ -90,6 +89,10 @@ def memberships(params = {})
       def story(story_id)
         Endpoints::Story.new(client).get(id, story_id)
       end
+
+      def labels
+        Endpoints::Labels.new(client).get(id)
+      end
     end
   end
 end

test/project_test.rb

@@ -78,4 +78,18 @@
       end
     end
   end
+
+  describe '.labels' do
+    it 'can get project labels' do
+      VCR.use_cassette('get project labels', record: :new_episodes) do
+        labels = project.labels
+
+        labels.wont_be_empty
+
+        label = labels.first
+        label.must_be_instance_of TrackerApi::Resources::Label
+        label.name.must_equal 'admin'
+      end
+    end
+  end
 end