fix tests: streaming is not only for batches

lib/neography/connection.rb

@@ -147,12 +147,14 @@ def evaluate_chunk_response(response, result)
     end
 
     def evaluate_response(response, path, query_body, streaming, batching, stream = nil)
+      code = response.status
+      parsed = false
       if streaming && batching
         code, body, parsed = handle_batch(stream)
+      elsif streaming
+        body = (stream || '').force_encoding("UTF-8")
       else
-        code = response.status
         body = response.body.force_encoding("UTF-8")
-        parsed = false
       end
       return_result(response, code, body, parsed, path, query_body)
     end

spec/unit/connection_spec.rb

@@ -145,9 +145,11 @@ module Neography
 
       it "adds the User-Agent to the headers" do
         connection.client.should_receive(:request).with(
-            :method => :get, :path => "/db/data/node/bar", :body => nil, 
-            :headers => { "User-Agent" => "Neography/#{Neography::VERSION}", "X-Stream"=>true, "max-execution-time" => 6000}
-          ) { double.as_null_object }
+            hash_including(
+                {:method => :get, :path => "/db/data/node/bar", :body => nil,
+                 :headers => {"User-Agent" => "Neography/#{Neography::VERSION}", "X-Stream"=>true, "max-execution-time" => 6000}}
+            )
+        ) { double.as_null_object }
 
         connection.get("/node/bar", :headers => {})
       end