spec/flipper/adapter_spec.rb in flipper-0.2.1 vs spec/flipper/adapter_spec.rb in flipper-0.3.0

@@ -1,12 +1,13 @@
 require 'helper'
 require 'flipper/adapter'
 require 'flipper/adapters/memory'
 
 describe Flipper::Adapter do
-  let(:local_cache) { {} }
-  let(:adapter)     { Flipper::Adapters::Memory.new }
+  let(:local_cache)  { {} }
+  let(:adapter)      { Flipper::Adapters::Memory.new }
+  let(:features_key) { described_class::FeaturesKey }
 
   subject { described_class.new(adapter, local_cache) }
 
   describe ".wrap" do
     context "with Flipper::Adapter instance" do
@@ -276,8 +277,51 @@
       subject.eql?(Object.new).should be_false
     end
 
     it "is aliased to ==" do
       (subject == described_class.new(adapter)).should be_true
+    end
+  end
+
+  describe "#features" do
+    context "with no features enabled/disabled" do
+      it "defaults to empty set" do
+        subject.features.should eq(Set.new)
+      end
+    end
+
+    context "with features enabled and disabled" do
+      before do
+        subject.set_add(features_key, 'stats')
+        subject.set_add(features_key, 'cache')
+        subject.set_add(features_key, 'search')
+      end
+
+      it "returns set of feature names" do
+        subject.features.should be_instance_of(Set)
+        subject.features.sort.should eq(['cache', 'search', 'stats'])
+      end
+    end
+  end
+
+  describe "#feature_add" do
+    context "with string name" do
+      before do
+        subject.feature_add('search')
+      end
+
+      it "adds string to set" do
+        subject.set_members(features_key).should include('search')
+      end
+    end
+
+    context "with symbol name" do
+      before do
+        subject.feature_add(:search)
+      end
+
+      it "adds string to set" do
+        subject.set_members(features_key).should include('search')
+      end
     end
   end
 end