Add service to create a board list

1 files changed, 24 insertions, 0 deletions

diff --git a/spec/services/boards/lists/create_service_spec.rb b/spec/services/boards/lists/create_service_spec.rb
new file mode 100644
index 00000000000..f173b0e60fd
--- /dev/null
+++ b/spec/services/boards/lists/create_service_spec.rb
@@ -0,0 +1,24 @@
+require 'spec_helper'
+
+describe Boards::Lists::CreateService, services: true do
+  describe '#execute' do
+    let(:project) { create(:project_with_board) }
+    let(:board)   { project.board }
+    let(:label)   { create(:label, name: 'in-progress') }
+
+    it 'creates a new list for board' do
+      service = described_class.new(project, label_id: label.id)
+
+      expect { service.execute }.to change(board.lists, :count).by(1)
+    end
+
+    it 'inserts the list to the end of lists' do
+      create_list(:list, 2, board: board)
+      service = described_class.new(project, label_id: label.id)
+
+      list = service.execute
+
+      expect(list.position).to eq 2
+    end
+  end
+end