Create a strain.

api/handler.go

@@ -36,6 +36,7 @@ func Handler() *mux.Router {
 	m.Get(router.DeleteSpecies).Handler(handler(serveDeleteSpecies))
 
 	m.Get(router.Strain).Handler(handler(serveStrain))
+	m.Get(router.CreateStrain).Handler(handler(serveCreateStrain))
 
 	return m
 }

api/strains.go

@@ -1,10 +1,12 @@
 package api
 
 import (
+	"encoding/json"
 	"net/http"
 	"strconv"
 
 	"github.com/gorilla/mux"
+	"github.com/thermokarst/bactdb/models"
 )
 
 func serveStrain(w http.ResponseWriter, r *http.Request) error {
@@ -20,3 +22,21 @@ func serveStrain(w http.ResponseWriter, r *http.Request) error {
 
 	return writeJSON(w, strain)
 }
+
+func serveCreateStrain(w http.ResponseWriter, r *http.Request) error {
+	var strain models.Strain
+	err := json.NewDecoder(r.Body).Decode(&strain)
+	if err != nil {
+		return err
+	}
+
+	created, err := store.Strains.Create(&strain)
+	if err != nil {
+		return err
+	}
+	if created {
+		w.WriteHeader(http.StatusCreated)
+	}
+
+	return writeJSON(w, strain)
+}

api/strains_test.go

@@ -40,3 +40,30 @@ func TestStrain_Get(t *testing.T) {
 		t.Errorf("got strain %+v but wanted strain %+v", got, want)
 	}
 }
+
+func TestStrain_Create(t *testing.T) {
+	setup()
+
+	want := newStrain()
+
+	calledPost := false
+	store.Strains.(*models.MockStrainsService).Create_ = func(strain *models.Strain) (bool, error) {
+		if !normalizeDeepEqual(want, strain) {
+			t.Errorf("wanted request for strain %d but got %d", want, strain)
+		}
+		calledPost = true
+		return true, nil
+	}
+
+	success, err := apiClient.Strains.Create(want)
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	if !calledPost {
+		t.Error("!calledPost")
+	}
+	if !success {
+		t.Error("!success")
+	}
+}

datastore/strains.go

@@ -20,3 +20,10 @@ func (s *strainsStore) Get(id int64) (*models.Strain, error) {
 	}
 	return strain[0], nil
 }
+
+func (s *strainsStore) Create(strain *models.Strain) (bool, error) {
+	if err := s.dbh.Insert(strain); err != nil {
+		return false, err
+	}
+	return true, nil
+}

datastore/strains_test.go

@@ -45,3 +45,23 @@ func TestStrainsStore_Get_db(t *testing.T) {
 		t.Errorf("got strain %+v, want %+v", strain, want)
 	}
 }
+
+func TestStrainsStore_Create_db(t *testing.T) {
+	tx, _ := DB.Begin()
+	defer tx.Rollback()
+
+	strain := newStrain(t, tx)
+
+	d := NewDatastore(tx)
+
+	created, err := d.Strains.Create(strain)
+	if err != nil {
+		t.Fatal(err)
+	}
+	if !created {
+		t.Error("!created")
+	}
+	if strain.Id == 0 {
+		t.Error("want nonzero strain.Id after submitting")
+	}
+}

models/strains.go

@@ -2,6 +2,7 @@ package models
 
 import (
 	"errors"
+	"net/http"
 	"strconv"
 	"time"
 
@@ -30,6 +31,9 @@ func NewStrain() *Strain {
 type StrainsService interface {
 	// Get a strain
 	Get(id int64) (*Strain, error)
+
+	// Create a strain record
+	Create(strain *Strain) (bool, error)
 }
 
 var (
@@ -62,8 +66,28 @@ func (s *strainsService) Get(id int64) (*Strain, error) {
 	return strain, nil
 }
 
+func (s *strainsService) Create(strain *Strain) (bool, error) {
+	url, err := s.client.url(router.CreateStrain, nil, nil)
+	if err != nil {
+		return false, err
+	}
+
+	req, err := s.client.NewRequest("POST", url.String(), strain)
+	if err != nil {
+		return false, err
+	}
+
+	resp, err := s.client.Do(req, &strain)
+	if err != nil {
+		return false, err
+	}
+
+	return resp.StatusCode == http.StatusCreated, nil
+}
+
 type MockStrainsService struct {
-	Get_ func(id int64) (*Strain, error)
+	Get_    func(id int64) (*Strain, error)
+	Create_ func(strain *Strain) (bool, error)
 }
 
 var _ StrainsService = &MockStrainsService{}
@@ -74,3 +98,10 @@ func (s *MockStrainsService) Get(id int64) (*Strain, error) {
 	}
 	return s.Get_(id)
 }
+
+func (s *MockStrainsService) Create(strain *Strain) (bool, error) {
+	if s.Create_ == nil {
+		return false, nil
+	}
+	return s.Create_(strain)
+}

models/strains_test.go

@@ -44,3 +44,39 @@ func TestStrainService_Get(t *testing.T) {
 		t.Errorf("Strain.Get return %+v, want %+v", strain, want)
 	}
 }
+
+func TestStrainService_Create(t *testing.T) {
+	setup()
+	defer teardown()
+
+	want := newStrain()
+
+	var called bool
+	mux.HandleFunc(urlPath(t, router.CreateStrain, nil), func(w http.ResponseWriter, r *http.Request) {
+		called = true
+		testMethod(t, r, "POST")
+		testBody(t, r, `{"id":1,"species_id":1,"strain_name":"Test Strain","strain_type":"Test Type","etymology":"Test Etymology","accession_banks":"Test Accession","genbank_eml_ddb":"Test Genbank","created_at":"0001-01-01T00:00:00Z","updated_at":"0001-01-01T00:00:00Z","deleted_at":"0001-01-01T00:00:00Z"}`+"\n")
+
+		w.WriteHeader(http.StatusCreated)
+		writeJSON(w, want)
+	})
+
+	strain := newStrain()
+	created, err := client.Strains.Create(strain)
+	if err != nil {
+		t.Errorf("Strains.Create returned error: %v", err)
+	}
+
+	if !created {
+		t.Error("!created")
+	}
+
+	if !called {
+		t.Fatal("!called")
+	}
+
+	normalizeTime(&want.CreatedAt, &want.UpdatedAt, &want.DeletedAt)
+	if !reflect.DeepEqual(strain, want) {
+		t.Errorf("Strains.Create returned %+v, want %+v", strain, want)
+	}
+}

router/api.go

@@ -25,6 +25,7 @@ func API() *mux.Router {
 	m.Path("/species/{Id:.+}").Methods("DELETE").Name(DeleteSpecies)
 
 	// Strains
+	m.Path("/strains").Methods("POST").Name(CreateStrain)
 	m.Path("/strains/{Id:.+}").Methods("GET").Name(Strain)
 
 	return m

router/routes.go

@@ -17,5 +17,6 @@ const (
 	UpdateSpecies = "species:update"
 	DeleteSpecies = "species:delete"
 
-	Strain = "strain:get"
+	Strain       = "strain:get"
+	CreateStrain = "strain:create"
 )