public void Context_passed_to_constructor_is_passed_through_and_not_modified_by_requests()
        {
            var context = new Dictionary<string, object>()
            {
                { "Key", "Value" }
            };

            var app = new StaticApp(null, null, null);

            IDictionary<string, object> appContext = null;

            app.OnRequest = () =>
            {
                app.Env["OtherKey"] = "OtherValue";
                appContext = app.Env;
            };

            var requestDelegate = new GateRequestDelegate(app.Invoke, context);
            requestDelegate.OnRequest(new HttpRequestHead() { }, null, mockResponseDelegate);

            Assert.That(context.ContainsKey("Key"), Is.True);
            Assert.That(context["Key"], Is.EqualTo("Value"));
            Assert.That(context.ContainsKey("OtherKey"), Is.False);

            Assert.That(appContext.ContainsKey("Key"), Is.True);
            Assert.That(appContext["Key"], Is.EqualTo("Value"));
            Assert.That(appContext.ContainsKey("OtherKey"), Is.True);
            Assert.That(appContext["OtherKey"], Is.EqualTo("OtherValue"));
        }
        public void Adds_content_length_response_header_if_none()
        {
            var app = new StaticApp(
                    "200 OK",
                    new Dictionary<string, string>(),
                    Delegates.ToDelegate((write, fault, end) =>
                    {
                        write(new ArraySegment<byte>(Encoding.ASCII.GetBytes("12345")), null);
                        write(new ArraySegment<byte>(Encoding.ASCII.GetBytes("67890")), null);
                        end();
                        return () => { };
                    }));

            var requestDelegate = new GateRequestDelegate(app.Invoke, new Dictionary<string, object>());

            requestDelegate.OnRequest(new HttpRequestHead() { }, null, mockResponseDelegate);

            Assert.That(new Environment(app.Env).Body, Is.Null);
            Assert.That(mockResponseDelegate.Head.Headers.Keys, Contains.Item("Content-Length"));
            Assert.That(mockResponseDelegate.Head.Headers["Content-Length"], Is.EqualTo("10"));

            var body = mockResponseDelegate.Body.Consume();
            Assert.That(body.Buffer.GetString(), Is.EqualTo("1234567890"));
            Assert.That(body.GotEnd, Is.True);
        }
        public void Does_not_add_content_length_response_header_if_transfer_encoding_chunked()
        {
            var app = new StaticApp(
                    "200 OK",
                    new Dictionary<string, string>()
                    {
                        { "Transfer-Encoding", "chunked" }
                    },
                    Delegates.ToDelegate((write, fault, end) =>
                    {
                        write(new ArraySegment<byte>(Encoding.ASCII.GetBytes("12345")), null);
                        write(new ArraySegment<byte>(Encoding.ASCII.GetBytes("67890")), null);
                        end();
                        return () => { };
                    }));

            var requestDelegate = new GateRequestDelegate(app.Invoke, new Dictionary<string, object>());

            requestDelegate.OnRequest(new HttpRequestHead() { }, null, mockResponseDelegate);

            Assert.That(new Environment(app.Env).Body, Is.Null);
            Assert.IsFalse(mockResponseDelegate.Head.Headers.Keys.Contains("Content-Length"), "should not contain Content-Length");
            // chunks are not chunked-encoded at this level. eventually kayak will do this automatically.
            var body = mockResponseDelegate.Body.Consume();
            Assert.That(body.Buffer.GetString(), Is.EqualTo("1234567890"));
            Assert.That(body.GotEnd, Is.True);
        }
        public void Request_body_is_passed_through()
        {
            var app = new StaticApp(null, null, null);

            var requestDelegate = new GateRequestDelegate(app.Invoke, new Dictionary<string, object>());

            requestDelegate.OnRequest(new HttpRequestHead() { }, new MockDataProducer(c =>
            {
                c.OnData(new ArraySegment<byte>(Encoding.ASCII.GetBytes("12345")), null);
                c.OnData(new ArraySegment<byte>(Encoding.ASCII.GetBytes("67890")), null);
                c.OnEnd();
                return () => { };
            }), mockResponseDelegate);

            var bodyAction = new Environment(app.Env).Body;
            Assert.That(bodyAction, Is.Not.Null);
            var body = Delegates.ToDelegate(bodyAction).Consume();
            Assert.That(body.Buffer.GetString(), Is.EqualTo("1234567890"));
            Assert.That(body.GotEnd, Is.True);
        }
        public void Environment_items_conform_to_spec_by_default()
        {
            var app = new StaticApp(null, null, null);

            IDictionary<string, object> appContext = null;

            app.OnRequest = () =>
            {
                appContext = app.Env;
            };

            var requestDelegate = new GateRequestDelegate(app.Invoke, null);
            requestDelegate.OnRequest(new HttpRequestHead() { }, null, mockResponseDelegate);

            var env = new Environment(appContext);

            Assert.That(env.Body, Is.Null);
            Assert.That(env.Headers, Is.Not.Null);
            Assert.That(env.Method, Is.Not.Null);
            Assert.That(env.Path, Is.Not.Null);
            Assert.That(env.PathBase, Is.Not.Null);
            Assert.That(env.QueryString, Is.Not.Null);
            Assert.That(env.Scheme, Is.EqualTo("http"));
            Assert.That(env.Version, Is.EqualTo("1.0"));
        }