1 files changed, 97 insertions, 0 deletions
diff --git a/spec/support/shared_examples/models/boards/listable_shared_examples.rb b/spec/support/shared_examples/models/boards/listable_shared_examples.rb
new file mode 100644
index 00000000000..e733a5488fb
--- /dev/null
+++ b/spec/support/shared_examples/models/boards/listable_shared_examples.rb
@@ -0,0 +1,97 @@
+# frozen_string_literal: true
+
+RSpec.shared_examples 'boards listable model' do |list_factory|
+  subject { build(list_factory) }
+
+  describe 'associations' 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) }
+
+    context 'when list_type is set to closed' do
+      subject { build(list_factory, list_type: :closed) }
+
+      it { is_expected.not_to validate_presence_of(:label) }
+      it { is_expected.not_to validate_presence_of(:position) }
+    end
+  end
+
+  describe 'scopes' do
+    describe '.ordered' do
+      it 'returns lists ordered by type and position' do
+        # rubocop:disable Rails/SaveBang
+        lists = [
+          create(list_factory, list_type: :backlog),
+          create(list_factory, list_type: :closed),
+          create(list_factory, position: 1),
+          create(list_factory, position: 2)
+        ]
+        # rubocop:enable Rails/SaveBang
+
+        expect(described_class.where(id: lists).ordered).to eq([lists[0], lists[2], lists[3], lists[1]])
+      end
+    end
+  end
+
+  describe '#destroyable?' do
+    it 'returns true when list_type is set to label' do
+      subject.list_type = :label
+
+      expect(subject).to be_destroyable
+    end
+
+    it 'returns false when list_type is set to closed' do
+      subject.list_type = :closed
+
+      expect(subject).not_to be_destroyable
+    end
+  end
+
+  describe '#movable?' do
+    it 'returns true when list_type is set to label' do
+      subject.list_type = :label
+
+      expect(subject).to be_movable
+    end
+
+    it 'returns false when list_type is set to closed' do
+      subject.list_type = :closed
+
+      expect(subject).not_to be_movable
+    end
+  end
+
+  describe '#title' do
+    it 'returns label name when list_type is set to label' do
+      subject.list_type = :label
+      subject.label = Label.new(name: 'Development')
+
+      expect(subject.title).to eq 'Development'
+    end
+
+    it 'returns Open when list_type is set to backlog' do
+      subject.list_type = :backlog
+
+      expect(subject.title).to eq 'Open'
+    end
+
+    it 'returns Closed when list_type is set to closed' do
+      subject.list_type = :closed
+
+      expect(subject.title).to eq 'Closed'
+    end
+  end
+
+  describe '#destroy' do
+    it 'can be destroyed when list_type is set to label' do
+      subject = create(list_factory) # rubocop:disable Rails/SaveBang
+
+      expect(subject.destroy).to be_truthy
+    end
+
+    it 'can not be destroyed when list_type is set to closed' do
+      subject = create(list_factory, list_type: :closed) # rubocop:disable Rails/SaveBang
+
+      expect(subject.destroy).to be_falsey
+    end
+  end
+end