Update an observation

api/handler.go

@@ -50,6 +50,7 @@ func Handler() *mux.Router {
 	m.Get(router.Observation).Handler(handler(serveObservation))
 	m.Get(router.CreateObservation).Handler(handler(serveCreateObservation))
 	m.Get(router.Observations).Handler(handler(serveObservationList))
+	m.Get(router.UpdateObservation).Handler(handler(serveUpdateObservation))
 
 	return m
 }

api/observations.go

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

api/observations_test.go

@@ -94,3 +94,33 @@ func TestObservation_List(t *testing.T) {
 		t.Errorf("got observations %+v but wanted observations %+v", observations, want)
 	}
 }
+
+func TestObservation_Update(t *testing.T) {
+	setup()
+
+	want := newObservation()
+
+	calledPut := false
+	store.Observations.(*models.MockObservationsService).Update_ = func(id int64, observation *models.Observation) (bool, error) {
+		if id != want.Id {
+			t.Errorf("wanted request for observation %d but got %d", want.Id, id)
+		}
+		if !normalizeDeepEqual(want, observation) {
+			t.Errorf("wanted request for observation %d but got %d", want, observation)
+		}
+		calledPut = true
+		return true, nil
+	}
+
+	success, err := apiClient.Observations.Update(want.Id, want)
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	if !calledPut {
+		t.Error("!calledPut")
+	}
+	if !success {
+		t.Error("!success")
+	}
+}