Get an observation type

models/client.go

@@ -16,10 +16,11 @@ import (
 
 // A Client communicates with bactdb's HTTP API.
 type Client struct {
-	Users   UsersService
-	Genera  GeneraService
-	Species SpeciesService
-	Strains StrainsService
+	Users            UsersService
+	Genera           GeneraService
+	Species          SpeciesService
+	Strains          StrainsService
+	ObservationTypes ObservationTypesService
 
 	// BaseURL for HTTP requests to bactdb's API.
 	BaseURL *url.URL
@@ -51,6 +52,7 @@ func NewClient(httpClient *http.Client) *Client {
 	c.Genera = &generaService{c}
 	c.Species = &speciesService{c}
 	c.Strains = &strainsService{c}
+	c.ObservationTypes = &observationTypesService{c}
 	return c
 }
 

models/observation_types.go

@@ -0,0 +1,73 @@
+package models
+
+import (
+	"errors"
+	"strconv"
+	"time"
+
+	"github.com/lib/pq"
+	"github.com/thermokarst/bactdb/router"
+)
+
+// An Observation Type is a lookup type
+type ObservationType struct {
+	Id                  int64       `json:"id,omitempty"`
+	ObservationTypeName string      `db:"observation_type_name" json:"observation_type_name"`
+	CreatedAt           time.Time   `db:"created_at" json:"created_at"`
+	UpdatedAt           time.Time   `db:"updated_at" json:"updated_at"`
+	DeletedAt           pq.NullTime `db:"deleted_at" json:"deleted_at"`
+}
+
+func NewObservationType() *ObservationType {
+	return &ObservationType{
+		ObservationTypeName: "Test Obs Type",
+	}
+}
+
+type ObservationTypesService interface {
+	// Get an observation type
+	Get(id int64) (*ObservationType, error)
+}
+
+var (
+	ErrObservationTypeNotFound = errors.New("observation type not found")
+)
+
+type observationTypesService struct {
+	client *Client
+}
+
+func (s *observationTypesService) Get(id int64) (*ObservationType, error) {
+	strId := strconv.FormatInt(id, 10)
+
+	url, err := s.client.url(router.ObservationType, map[string]string{"Id": strId}, nil)
+	if err != nil {
+		return nil, err
+	}
+
+	req, err := s.client.NewRequest("GET", url.String(), nil)
+	if err != nil {
+		return nil, err
+	}
+
+	var observation_type *ObservationType
+	_, err = s.client.Do(req, &observation_type)
+	if err != nil {
+		return nil, err
+	}
+
+	return observation_type, nil
+}
+
+type MockObservationTypesService struct {
+	Get_ func(id int64) (*ObservationType, error)
+}
+
+var _ ObservationTypesService = &MockObservationTypesService{}
+
+func (s *MockObservationTypesService) Get(id int64) (*ObservationType, error) {
+	if s.Get_ == nil {
+		return nil, nil
+	}
+	return s.Get_(id)
+}

models/observation_types_test.go

@@ -0,0 +1,45 @@
+package models
+
+import (
+	"net/http"
+	"reflect"
+	"testing"
+
+	"github.com/thermokarst/bactdb/router"
+)
+
+func newObservationType() *ObservationType {
+	observation_type := NewObservationType()
+	observation_type.Id = 1
+	return observation_type
+}
+
+func TestObservation_TypeService_Get(t *testing.T) {
+	setup()
+	defer teardown()
+
+	want := newObservationType()
+
+	var called bool
+	mux.HandleFunc(urlPath(t, router.ObservationType, map[string]string{"Id": "1"}), func(w http.ResponseWriter, r *http.Request) {
+		called = true
+		testMethod(t, r, "GET")
+
+		writeJSON(w, want)
+	})
+
+	observation_type, err := client.ObservationTypes.Get(want.Id)
+	if err != nil {
+		t.Errorf("ObservationTypes.Get returned error: %v", err)
+	}
+
+	if !called {
+		t.Fatal("!called")
+	}
+
+	normalizeTime(&want.CreatedAt, &want.UpdatedAt, &want.DeletedAt)
+
+	if !reflect.DeepEqual(observation_type, want) {
+		t.Errorf("ObservationTypes.Get return %+v, want %+v", observation_type, want)
+	}
+}