1 files changed, 42 insertions, 1 deletions
diff --git a/spec/lib/feature_spec.rb b/spec/lib/feature_spec.rb
index 5cc3a3745e4..10020511bf8 100644
--- a/spec/lib/feature_spec.rb
+++ b/spec/lib/feature_spec.rb
@@ -1,6 +1,6 @@
 require 'spec_helper'
 
-describe Feature, lib: true do
+describe Feature do
   describe '.get' do
     let(:feature) { double(:feature) }
     let(:key) { 'my_feature' }
@@ -13,6 +13,47 @@ describe Feature, lib: true do
     end
   end
 
+  describe '.persisted_names' do
+    it 'returns the names of the persisted features' do
+      Feature::FlipperFeature.create!(key: 'foo')
+
+      expect(described_class.persisted_names).to eq(%w[foo])
+    end
+
+    it 'returns an empty Array when no features are presisted' do
+      expect(described_class.persisted_names).to be_empty
+    end
+
+    it 'caches the feature names when request store is active', :request_store do
+      Feature::FlipperFeature.create!(key: 'foo')
+
+      expect(Feature::FlipperFeature)
+        .to receive(:feature_names)
+        .once
+        .and_call_original
+
+      2.times do
+        expect(described_class.persisted_names).to eq(%w[foo])
+      end
+    end
+  end
+
+  describe '.persisted?' do
+    it 'returns true for a persisted feature' do
+      Feature::FlipperFeature.create!(key: 'foo')
+
+      feature = double(:feature, name: 'foo')
+
+      expect(described_class.persisted?(feature)).to eq(true)
+    end
+
+    it 'returns false for a feature that is not persisted' do
+      feature = double(:feature, name: 'foo')
+
+      expect(described_class.persisted?(feature)).to eq(false)
+    end
+  end
+
   describe '.all' do
     let(:features) { Set.new }