feat: move entity and usecase to root folder

usecase/book/service_test.go

@@ -0,0 +1,93 @@
+package book
+
+import (
+	"testing"
+	"time"
+
+	"github.com/eminetto/clean-architecture-go-v2/entity"
+	"github.com/eminetto/clean-architecture-go-v2/infra/repository"
+
+	"github.com/stretchr/testify/assert"
+)
+
+func newFixtureBook() *entity.Book {
+	return &entity.Book{
+		Title:     "I Am Ozzy",
+		Author:    "Ozzy Osbourne",
+		Pages:     294,
+		Quantity:  1,
+		CreatedAt: time.Now(),
+	}
+}
+
+func Test_Create(t *testing.T) {
+	repo := repository.NewBookInmem()
+	m := NewService(repo)
+	u := newFixtureBook()
+	_, err := m.CreateBook(u.Title, u.Author, u.Pages, u.Quantity)
+	assert.Nil(t, err)
+	assert.False(t, u.CreatedAt.IsZero())
+}
+
+func Test_SearchAndFind(t *testing.T) {
+	repo := repository.NewBookInmem()
+	m := NewService(repo)
+	u1 := newFixtureBook()
+	u2 := newFixtureBook()
+	u2.Title = "Lemmy: Biography"
+
+	uID, _ := m.CreateBook(u1.Title, u1.Author, u1.Pages, u1.Quantity)
+	_, _ = m.CreateBook(u2.Title, u2.Author, u2.Pages, u2.Quantity)
+
+	t.Run("search", func(t *testing.T) {
+		c, err := m.SearchBooks("ozzy")
+		assert.Nil(t, err)
+		assert.Equal(t, 1, len(c))
+		assert.Equal(t, "I Am Ozzy", c[0].Title)
+
+		c, err = m.SearchBooks("dio")
+		assert.Equal(t, entity.ErrNotFound, err)
+		assert.Nil(t, c)
+	})
+	t.Run("list all", func(t *testing.T) {
+		all, err := m.ListBooks()
+		assert.Nil(t, err)
+		assert.Equal(t, 2, len(all))
+	})
+
+	t.Run("get", func(t *testing.T) {
+		saved, err := m.GetBook(uID)
+		assert.Nil(t, err)
+		assert.Equal(t, u1.Title, saved.Title)
+	})
+}
+
+func Test_Update(t *testing.T) {
+	repo := repository.NewBookInmem()
+	m := NewService(repo)
+	u := newFixtureBook()
+	id, err := m.CreateBook(u.Title, u.Author, u.Pages, u.Quantity)
+	assert.Nil(t, err)
+	saved, _ := m.GetBook(id)
+	saved.Title = "Lemmy: Biography"
+	assert.Nil(t, m.UpdateBook(saved))
+	updated, err := m.GetBook(id)
+	assert.Nil(t, err)
+	assert.Equal(t, "Lemmy: Biography", updated.Title)
+}
+
+func TestDelete(t *testing.T) {
+	repo := repository.NewBookInmem()
+	m := NewService(repo)
+	u1 := newFixtureBook()
+	u2 := newFixtureBook()
+	u2ID, _ := m.CreateBook(u2.Title, u2.Author, u2.Pages, u2.Quantity)
+
+	err := m.DeleteBook(u1.ID)
+	assert.Equal(t, entity.ErrNotFound, err)
+
+	err = m.DeleteBook(u2ID)
+	assert.Nil(t, err)
+	_, err = m.GetBook(u2ID)
+	assert.Equal(t, entity.ErrNotFound, err)
+}