Update a measurement

api/handler.go

@@ -68,6 +68,7 @@ func Handler() *mux.Router {
 	m.Get(router.Measurement).Handler(handler(serveMeasurement))
 	m.Get(router.CreateMeasurement).Handler(handler(serveCreateMeasurement))
 	m.Get(router.Measurements).Handler(handler(serveMeasurementList))
+	m.Get(router.UpdateMeasurement).Handler(handler(serveUpdateMeasurement))
 
 	return m
 }

api/measurements.go

@@ -57,3 +57,22 @@ func serveMeasurementList(w http.ResponseWriter, r *http.Request) error {
 
 	return writeJSON(w, measurements)
 }
+
+func serveUpdateMeasurement(w http.ResponseWriter, r *http.Request) error {
+	id, _ := strconv.ParseInt(mux.Vars(r)["Id"], 10, 0)
+	var measurement models.Measurement
+	err := json.NewDecoder(r.Body).Decode(&measurement)
+	if err != nil {
+		return err
+	}
+
+	updated, err := store.Measurements.Update(id, &measurement)
+	if err != nil {
+		return err
+	}
+	if updated {
+		w.WriteHeader(http.StatusOK)
+	}
+
+	return writeJSON(w, measurement)
+}

api/measurements_test.go

@@ -94,3 +94,33 @@ func TestMeasurement_List(t *testing.T) {
 		t.Errorf("got measurements %+v but wanted measurements %+v", measurements, want)
 	}
 }
+
+func TestMeasurement_Update(t *testing.T) {
+	setup()
+
+	want := newMeasurement()
+
+	calledPut := false
+	store.Measurements.(*models.MockMeasurementsService).Update_ = func(id int64, measurement *models.Measurement) (bool, error) {
+		if id != want.Id {
+			t.Errorf("wanted request for measurement %d but got %d", want.Id, id)
+		}
+		if !normalizeDeepEqual(want, measurement) {
+			t.Errorf("wanted request for measurement %d but got %d", want, measurement)
+		}
+		calledPut = true
+		return true, nil
+	}
+
+	success, err := apiClient.Measurements.Update(want.Id, want)
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	if !calledPut {
+		t.Error("!calledPut")
+	}
+	if !success {
+		t.Error("!success")
+	}
+}