diff --git a/api/api.go b/api/api.go
index 78b72082..da14a951 100644
--- a/api/api.go
+++ b/api/api.go
@@ -103,7 +103,7 @@ func (a *API) AddHandler(f func(http.ResponseWriter, *http.Request)) {
 // Start initializes the api by setting up c3pio routes and robeaux
 func (a *API) Start() {
 	mcpCommandRoute := "/api/commands/:command"
-	deviceCommandRoute := "/api/robots/:robot/devices/:device/commands/:command"
+	robotDeviceCommandRoute := "/api/robots/:robot/devices/:device/commands/:command"
 	robotCommandRoute := "/api/robots/:robot/commands/:command"
 
 	a.Get("/api/commands", a.mcpCommands)
@@ -118,8 +118,8 @@ func (a *API) Start() {
 	a.Get("/api/robots/:robot/devices/:device", a.robotDevice)
 	a.Get("/api/robots/:robot/devices/:device/events/:event", a.robotDeviceEvent)
 	a.Get("/api/robots/:robot/devices/:device/commands", a.robotDeviceCommands)
-	a.Get(deviceCommandRoute, a.executeDeviceCommand)
-	a.Post(deviceCommandRoute, a.executeDeviceCommand)
+	a.Get(robotDeviceCommandRoute, a.executeRobotDeviceCommand)
+	a.Post(robotDeviceCommandRoute, a.executeRobotDeviceCommand)
 	a.Get("/api/robots/:robot/connections", a.robotConnections)
 	a.Get("/api/robots/:robot/connections/:connection", a.robotConnection)
 	a.Get("/api/", a.mcp)
@@ -306,8 +306,8 @@ func (a *API) executeMcpCommand(res http.ResponseWriter, req *http.Request) {
 	)
 }
 
-// executeDeviceCommand calls a device command asociated to requested route
-func (a *API) executeDeviceCommand(res http.ResponseWriter, req *http.Request) {
+// executeRobotDeviceCommand calls a device command asociated to requested route
+func (a *API) executeRobotDeviceCommand(res http.ResponseWriter, req *http.Request) {
 	if _, err := a.jsonDeviceFor(req.URL.Query().Get(":robot"),
 		req.URL.Query().Get(":device")); err != nil {
 		a.writeJSON(map[string]interface{}{"error": err.Error()}, res)
diff --git a/api/api_test.go b/api/api_test.go
index 1c2436db..6d06d6bd 100644
--- a/api/api_test.go
+++ b/api/api_test.go
@@ -55,6 +55,17 @@ func TestRobeaux(t *testing.T) {
 	gobot.Assert(t, response.Code, 404)
 }
 
+func TestIndex(t *testing.T) {
+	a := initTestAPI()
+	request, _ := http.NewRequest("GET", "/", nil)
+	response := httptest.NewRecorder()
+
+	a.ServeHTTP(response, request)
+
+	gobot.Assert(t, http.StatusMovedPermanently, response.Code)
+	gobot.Assert(t, "/index.html", response.HeaderMap["Location"][0])
+}
+
 func TestMcp(t *testing.T) {
 	a := initTestAPI()
 	request, _ := http.NewRequest("GET", "/api/", nil)
@@ -120,6 +131,8 @@ func TestRobots(t *testing.T) {
 
 func TestRobot(t *testing.T) {
 	a := initTestAPI()
+
+	// known robot
 	request, _ := http.NewRequest("GET", "/api/robots/Robot1", nil)
 	response := httptest.NewRecorder()
 	a.ServeHTTP(response, request)
@@ -127,10 +140,19 @@ func TestRobot(t *testing.T) {
 	var body map[string]interface{}
 	json.NewDecoder(response.Body).Decode(&body)
 	gobot.Assert(t, body["robot"].(map[string]interface{})["name"].(string), "Robot1")
+
+	// unknown robot
+	request, _ = http.NewRequest("GET", "/api/robots/UnknownRobot1", nil)
+	a.ServeHTTP(response, request)
+
+	json.NewDecoder(response.Body).Decode(&body)
+	gobot.Assert(t, body["error"], "No Robot found with the name UnknownRobot1")
 }
 
 func TestRobotDevices(t *testing.T) {
 	a := initTestAPI()
+
+	// known robot
 	request, _ := http.NewRequest("GET", "/api/robots/Robot1/devices", nil)
 	response := httptest.NewRecorder()
 	a.ServeHTTP(response, request)
@@ -138,10 +160,19 @@ func TestRobotDevices(t *testing.T) {
 	var body map[string]interface{}
 	json.NewDecoder(response.Body).Decode(&body)
 	gobot.Assert(t, len(body["devices"].([]interface{})), 3)
+
+	// unknown robot
+	request, _ = http.NewRequest("GET", "/api/robots/UnknownRobot1/devices", nil)
+	a.ServeHTTP(response, request)
+
+	json.NewDecoder(response.Body).Decode(&body)
+	gobot.Assert(t, body["error"], "No Robot found with the name UnknownRobot1")
 }
 
 func TestRobotCommands(t *testing.T) {
 	a := initTestAPI()
+
+	// known robot
 	request, _ := http.NewRequest("GET", "/api/robots/Robot1/commands", nil)
 	response := httptest.NewRecorder()
 	a.ServeHTTP(response, request)
@@ -149,6 +180,13 @@ func TestRobotCommands(t *testing.T) {
 	var body map[string]interface{}
 	json.NewDecoder(response.Body).Decode(&body)
 	gobot.Assert(t, body["commands"], []interface{}{"robotTestFunction"})
+
+	// unknown robot
+	request, _ = http.NewRequest("GET", "/api/robots/UnknownRobot1/commands", nil)
+	a.ServeHTTP(response, request)
+
+	json.NewDecoder(response.Body).Decode(&body)
+	gobot.Assert(t, body["error"], "No Robot found with the name UnknownRobot1")
 }
 
 func TestExecuteRobotCommand(t *testing.T) {
@@ -177,10 +215,23 @@ func TestExecuteRobotCommand(t *testing.T) {
 
 	json.NewDecoder(response.Body).Decode(&body)
 	gobot.Assert(t, body.(map[string]interface{})["error"], "Unknown Command")
+
+	// uknown robot
+	request, _ = http.NewRequest("GET",
+		"/api/robots/UnknownRobot1/commands/robotTestFuntion1",
+		bytes.NewBufferString(`{"message":"Beep Boop"}`),
+	)
+	request.Header.Add("Content-Type", "application/json")
+	a.ServeHTTP(response, request)
+
+	json.NewDecoder(response.Body).Decode(&body)
+	gobot.Assert(t, body.(map[string]interface{})["error"], "No Robot found with the name UnknownRobot1")
 }
 
 func TestRobotDevice(t *testing.T) {
 	a := initTestAPI()
+
+	// known device
 	request, _ := http.NewRequest("GET",
 		"/api/robots/Robot1/devices/Device1",
 		nil,
@@ -191,10 +242,20 @@ func TestRobotDevice(t *testing.T) {
 	var body map[string]interface{}
 	json.NewDecoder(response.Body).Decode(&body)
 	gobot.Assert(t, body["device"].(map[string]interface{})["name"].(string), "Device1")
+
+	// unknown device
+	request, _ = http.NewRequest("GET",
+		"/api/robots/Robot1/devices/UnknownDevice1", nil)
+	a.ServeHTTP(response, request)
+
+	json.NewDecoder(response.Body).Decode(&body)
+	gobot.Assert(t, body["error"], "No Device found with the name UnknownDevice1")
 }
 
 func TestRobotDeviceCommands(t *testing.T) {
 	a := initTestAPI()
+
+	// known device
 	request, _ := http.NewRequest("GET",
 		"/api/robots/Robot1/devices/Device1/commands",
 		nil,
@@ -205,6 +266,15 @@ func TestRobotDeviceCommands(t *testing.T) {
 	var body map[string]interface{}
 	json.NewDecoder(response.Body).Decode(&body)
 	gobot.Assert(t, len(body["commands"].([]interface{})), 2)
+
+	// unknown device
+	request, _ = http.NewRequest("GET",
+		"/api/robots/Robot1/devices/UnknownDevice1/commands",
+		nil,
+	)
+	a.ServeHTTP(response, request)
+	json.NewDecoder(response.Body).Decode(&body)
+	gobot.Assert(t, body["error"], "No Device found with the name UnknownDevice1")
 }
 
 func TestExecuteRobotDeviceCommand(t *testing.T) {
@@ -234,10 +304,24 @@ func TestExecuteRobotDeviceCommand(t *testing.T) {
 
 	json.NewDecoder(response.Body).Decode(&body)
 	gobot.Assert(t, body.(map[string]interface{})["error"], "Unknown Command")
+
+	// unknown device
+	request, _ = http.NewRequest("GET",
+		"/api/robots/Robot1/devices/UnknownDevice1/commands/DriverCommand1",
+		bytes.NewBufferString(`{"name":"human"}`),
+	)
+	request.Header.Add("Content-Type", "application/json")
+	a.ServeHTTP(response, request)
+
+	json.NewDecoder(response.Body).Decode(&body)
+	gobot.Assert(t, body.(map[string]interface{})["error"], "No Device found with the name UnknownDevice1")
+
 }
 
 func TestRobotConnections(t *testing.T) {
 	a := initTestAPI()
+
+	// known robot
 	request, _ := http.NewRequest("GET", "/api/robots/Robot1/connections", nil)
 	response := httptest.NewRecorder()
 	a.ServeHTTP(response, request)
@@ -245,10 +329,19 @@ func TestRobotConnections(t *testing.T) {
 	var body map[string]interface{}
 	json.NewDecoder(response.Body).Decode(&body)
 	gobot.Assert(t, len(body["connections"].([]interface{})), 3)
+
+	// unknown robot
+	request, _ = http.NewRequest("GET", "/api/robots/UnknownRobot1/connections", nil)
+	a.ServeHTTP(response, request)
+
+	json.NewDecoder(response.Body).Decode(&body)
+	gobot.Assert(t, body["error"], "No Robot found with the name UnknownRobot1")
 }
 
 func TestRobotConnection(t *testing.T) {
 	a := initTestAPI()
+
+	// known connection
 	request, _ := http.NewRequest("GET",
 		"/api/robots/Robot1/connections/Connection1",
 		nil,
@@ -259,6 +352,15 @@ func TestRobotConnection(t *testing.T) {
 	var body map[string]interface{}
 	json.NewDecoder(response.Body).Decode(&body)
 	gobot.Assert(t, body["connection"].(map[string]interface{})["name"].(string), "Connection1")
+
+	// unknown connection
+	request, _ = http.NewRequest("GET",
+		"/api/robots/Robot1/connections/UnknownConnection1",
+		nil,
+	)
+	a.ServeHTTP(response, request)
+	json.NewDecoder(response.Body).Decode(&body)
+	gobot.Assert(t, body["error"], "No Connection found with the name UnknownConnection1")
 }
 
 func TestAPIRouter(t *testing.T) {
diff --git a/helpers_test.go b/helpers_test.go
index 3c1fdb27..e0f68dd4 100644
--- a/helpers_test.go
+++ b/helpers_test.go
@@ -18,6 +18,7 @@ type testDriver struct {
 	name       string
 	pin        string
 	connection Connection
+	Eventer
 	Commander
 }
 
@@ -35,14 +36,24 @@ func newTestDriver(adaptor *testAdaptor, name string, pin string) *testDriver {
 		name:       name,
 		connection: adaptor,
 		pin:        pin,
+		Eventer:    NewEventer(),
 		Commander:  NewCommander(),
 	}
 
-	t.AddCommand("DriverCommand", func(params map[string]interface{}) interface{} { return nil })
+	t.AddEvent("DriverCommand")
+
+	t.AddCommand("DriverCommand", func(params map[string]interface{}) interface{} {
+		return t.DriverCommand()
+	})
 
 	return t
 }
 
+func (t *testDriver) DriverCommand() string {
+	Publish(t.Event("DriverCommand"), "DriverCommand")
+	return "DriverCommand"
+}
+
 type testAdaptor struct {
 	name string
 	port string