1 files changed, 24 insertions, 7 deletions
diff --git a/spec/services/boards/lists/list_service_spec.rb b/spec/services/boards/lists/list_service_spec.rb
index 2dffc62b215..68140759600 100644
--- a/spec/services/boards/lists/list_service_spec.rb
+++ b/spec/services/boards/lists/list_service_spec.rb
@@ -1,16 +1,33 @@
 require 'spec_helper'
 
 describe Boards::Lists::ListService, services: true do
+  let(:project) { create(:empty_project) }
+  let(:board) { create(:board, project: project) }
+  let(:label) { create(:label, project: project) }
+  let!(:list) { create(:list, board: board, label: label) }
+  let(:service) { described_class.new(project, double) }
+
   describe '#execute' do
-    it "returns board's lists" do
-      project = create(:empty_project)
-      board = create(:board, project: project)
-      label = create(:label, project: project)
-      list = create(:list, board: board, label: label)
+    context 'when the board has a backlog list' do
+      let!(:backlog_list) { create(:backlog_list, board: board) }
+
+      it 'does not create a backlog list' do
+        expect { service.execute(board) }.not_to change(board.lists, :count)
+      end
+
+      it "returns board's lists" do
+        expect(service.execute(board)).to eq [backlog_list, list, board.closed_list]
+      end
+    end
 
-      service = described_class.new(project, double)
+    context 'when the board does not have a backlog list' do
+      it 'creates a backlog list' do
+        expect { service.execute(board) }.to change(board.lists, :count).by(1)
+      end
 
-      expect(service.execute(board)).to eq [list, board.done_list]
+      it "returns board's lists" do
+        expect(service.execute(board)).to eq [board.backlog_list, list, board.closed_list]
+      end
     end
   end
 end