spec/flipper/dsl_spec.rb in flipper-0.15.0 vs spec/flipper/dsl_spec.rb in flipper-0.16.0

@@ -1,8 +1,7 @@
 require 'helper'
 require 'flipper/dsl'
-require 'flipper/adapters/memory'
 
 RSpec.describe Flipper::DSL do
   subject { described_class.new(adapter) }
 
   let(:adapter) { Flipper::Adapters::Memory.new }
@@ -308,9 +307,20 @@
   describe '#add' do
     it 'adds the feature' do
       expect(subject.features).to eq(Set.new)
       subject.add(:stats)
       expect(subject.features).to eq(Set[subject[:stats]])
+    end
+  end
+
+  describe '#exist?' do
+    it 'returns true if the feature is added in adapter' do
+      subject.add(:stats)
+      expect(subject.exist?(:stats)).to be(true)
+    end
+
+    it 'returns false if the feature is NOT added in adapter' do
+      expect(subject.exist?(:stats)).to be(false)
     end
   end
 
   describe '#remove' do
     it 'removes the feature' do