Ensure that we have only one list per label per board

1 files changed, 6 insertions, 0 deletions

diff --git a/spec/models/list_spec.rb b/spec/models/list_spec.rb
index 2dca15cef9c..86ff4cafa93 100644
--- a/spec/models/list_spec.rb
+++ b/spec/models/list_spec.rb
@@ -17,6 +17,12 @@ describe List do
     it { is_expected.to validate_presence_of(:position) }
     it { is_expected.to validate_numericality_of(:position).only_integer.is_greater_than_or_equal_to(0) }
 
+    it 'validates uniqueness of label scoped to board_id' do
+      create(:list)
+
+      expect(subject).to validate_uniqueness_of(:label_id).scoped_to(:board_id)
+    end
+
     context 'when list_type is set to backlog' do
       subject { described_class.new(list_type: :backlog) }