1 files changed, 22 insertions, 0 deletions
diff --git a/spec/models/list_user_preference_spec.rb b/spec/models/list_user_preference_spec.rb
new file mode 100644
index 00000000000..1335a3700dc
--- /dev/null
+++ b/spec/models/list_user_preference_spec.rb
@@ -0,0 +1,22 @@
+# frozen_string_literal: true
+
+require 'spec_helper'
+
+describe ListUserPreference do
+  set(:user) { create(:user) }
+  set(:list) { create(:list) }
+
+  before do
+    list.update_preferences_for(user, { collapsed: true })
+  end
+
+  describe 'relationships' do
+    it { is_expected.to belong_to(:list) }
+    it { is_expected.to belong_to(:user) }
+
+    it do
+      is_expected.to validate_uniqueness_of(:user_id).scoped_to(:list_id)
+                       .with_message("should have only one list preference per user")
+    end
+  end
+end