spec/sinatra-mongo_spec.rb in sinatra-mongo-0.0.2 vs spec/sinatra-mongo_spec.rb in sinatra-mongo-0.1.0

@@ -1,7 +1,78 @@
 require File.expand_path(File.dirname(__FILE__) + '/spec_helper')
 
-describe "SinatraMongo" do
-  it "fails" do
-    fail "hey buddy, you should probably rename this file and start specing for real"
+describe "Sinatra::MongoExtension" do
+  before(:each) do
+    @app = Sinatra.new
+    @app.register Sinatra::MongoExtension
+  end
+
+  describe '#mongo' do
+    it 'creates and returns a Mongo::DB instance' do
+      @app.mongo.should be_kind_of(Mongo::DB)
+    end
+
+    it 'defaults to a db on localhost called default' do
+      @app.mongo.connection.host.should == '127.0.0.1'
+      @app.mongo.connection.port.should == 27017
+      @app.mongo.name.should            == 'default'
+    end
+
+    context 'mongo_url is set' do
+      before(:each) do
+        @mongo_url = 'mongo://127.0.0.1:27017/test'
+        @app.mongo  = @mongo_url
+      end
+
+      it 'creates the Mongo::DB instance with the supplied uri' do
+        @app.mongo.connection.host.should == '127.0.0.1'
+        @app.mongo.connection.port.should == 27017
+        @app.mongo.name.should            == 'test'
+      end
+    end
+  end
+
+  describe '#mongo=' do
+    before(:each) do
+      @mongo_uri  = 'mongo://127.0.0.1:27017/test'
+      @mongo      = mock('mongo')
+      @app.stub!(:mongo).and_return(@mongo)
+    end
+
+    it 'sets the mongo_url environment variable' do
+      @app.mongo = @mongo_uri
+      @app.mongo_url.should == @mongo_uri
+    end
+
+    it 'calls the #mongo method' do
+      @app.should_receive(:mongo)
+      @app.mongo = @mongo_uri
+    end
+  end
+end
+
+describe 'registration of the extension' do
+  before(:each) do
+    @app = Sinatra.new
+  end
+
+  it 'sets the mongo_url variable' do
+    @app.register(Sinatra::MongoExtension)
+    @app.mongo_url.should == 'mongo://127.0.0.1:27017/default'
+  end
+
+  context "ENV['MONGO_URL'] is set" do
+    before(:each) do
+      @mongo_url        = 'mongo://127.0.0.1:27017/via_mongo_url_env'
+      ENV['MONGO_URL']  = @mongo_url
+      @app.register(Sinatra::MongoExtension)
+    end
+    it 'sets the mongo_url variable to the value of the env variable' do
+      @app.mongo_url.should == @mongo_url
+    end
+  end
+
+  it 'calls helpers with MongoHelper' do
+    @app.should_receive(:helpers).with(Sinatra::MongoHelper)
+    @app.register(Sinatra::MongoExtension)
   end
 end