Updated Scaling spec in NS manager

Author: jbatalle

ns-manager/spec/scaling_spec.rb

@@ -60,8 +60,8 @@ def app
 				expect(response.status).to eq 200
       end
 
-			it 'response body should be empty' do
-				expect(response.body).to be_empty
+			it 'response body should be a string' do
+				expect(response.body).to be_a String
 			end
 		end
 	end
@@ -86,8 +86,8 @@ def app
 				expect(response.status).to eq 200
       end
 
-			it 'response body should be empty' do
-				expect(response.body).to be_empty
+			it 'response body should be a string' do
+				expect(response.body).to be_a String
 			end
 		end
 
@@ -98,8 +98,8 @@ def app
 				expect(response.status).to eq 200
       end
 
-			it 'response body should be empty' do
-				expect(response.body).to be_empty
+			it 'response body should be a string' do
+				expect(response.body).to be_a String
 			end
 		end
 	end

ns-manager/spec/spec_helper.rb

@@ -61,7 +61,7 @@
     #scaling stub
     stub_request(:get, 'http://localhost:4012/ns-instances/5825ce99c098a434c100000c').to_return(status: 200, body: File.read(File.join('spec', 'fixtures', 'ns_instance.json')))
     stub_request(:post, 'http://localhost:4012/ns-instances/scaling/5825ce99c098a434c100000c/scale_out').to_return(status: 200, body: "")
-    stub_request(:post, 'http://localhost:4012/ns-instances/scaling/5825ce99c098a434c100000c/scale_in').to_return(status: 200, body: "")
+    stub_request(:post, 'http://localhost:4012/ns-instances/scaling/5825ce99c098a434c100000c/scale_in').to_return(status: 200, body: "Scaling done.")
 
     #monitoring
     stub_request(:get, 'http://localhost:4014/ns-monitoring/id/monitoring-data/?instance_type=ns').to_return(status: 200, body: File.read(File.join('spec', 'fixtures', 'ns_catalogue.json')))