feat: improvements in structures

2020-09-29 21:51:18 -03:00
parent 201f7607e1
commit 2c7f87e73a
41 changed files with 821 additions and 1265 deletions
@@ -0,0 +1,99 @@
+package loan
+
+import (
+	"testing"
+
+	"github.com/eminetto/clean-architecture-go-v2/domain/entity"
+
+	"github.com/eminetto/clean-architecture-go-v2/domain"
+	bmock "github.com/eminetto/clean-architecture-go-v2/domain/usecase/book/mock"
+	umock "github.com/eminetto/clean-architecture-go-v2/domain/usecase/user/mock"
+	"github.com/golang/mock/gomock"
+	"github.com/stretchr/testify/assert"
+)
+
+func Test_Borrow(t *testing.T) {
+	controller := gomock.NewController(t)
+	defer controller.Finish()
+	uMock := umock.NewMockUseCase(controller)
+	bMock := bmock.NewMockUseCase(controller)
+	uc := NewService(uMock, bMock)
+	t.Run("user not found", func(t *testing.T) {
+		u := entity.NewFixtureUser()
+		b := entity.NewFixtureBook()
+		uMock.EXPECT().GetUser(u.ID).Return(nil, domain.ErrNotFound)
+		err := uc.Borrow(u, b)
+		assert.Equal(t, domain.ErrNotFound, err)
+	})
+	t.Run("book not found", func(t *testing.T) {
+		u := entity.NewFixtureUser()
+		b := entity.NewFixtureBook()
+		uMock.EXPECT().GetUser(u.ID).Return(u, nil)
+		bMock.EXPECT().GetBook(b.ID).Return(nil, domain.ErrNotFound)
+		err := uc.Borrow(u, b)
+		assert.Equal(t, domain.ErrNotFound, err)
+	})
+	t.Run("not enough books to borrow", func(t *testing.T) {
+		u := entity.NewFixtureUser()
+		b := entity.NewFixtureBook()
+		b.Quantity = 0
+		uMock.EXPECT().GetUser(u.ID).Return(u, nil)
+		bMock.EXPECT().GetBook(b.ID).Return(b, nil)
+		err := uc.Borrow(u, b)
+		assert.Equal(t, domain.ErrNotEnoughBooks, err)
+	})
+	t.Run("book already borrowed", func(t *testing.T) {
+		u := entity.NewFixtureUser()
+		b := entity.NewFixtureBook()
+		u.Books = []entity.ID{b.ID}
+		b.Quantity = 1
+		uMock.EXPECT().GetUser(u.ID).Return(u, nil)
+		bMock.EXPECT().GetBook(b.ID).Return(b, nil)
+		err := uc.Borrow(u, b)
+		assert.Equal(t, domain.ErrBookAlreadyBorrowed, err)
+	})
+	t.Run("sucess", func(t *testing.T) {
+		u := entity.NewFixtureUser()
+		b := entity.NewFixtureBook()
+		uMock.EXPECT().GetUser(u.ID).Return(u, nil)
+		bMock.EXPECT().GetBook(b.ID).Return(b, nil)
+		uMock.EXPECT().UpdateUser(u).Return(nil)
+		bMock.EXPECT().UpdateBook(b).Return(nil)
+		err := uc.Borrow(u, b)
+		assert.Nil(t, err)
+	})
+}
+
+func Test_Return(t *testing.T) {
+	controller := gomock.NewController(t)
+	defer controller.Finish()
+	uMock := umock.NewMockUseCase(controller)
+	bMock := bmock.NewMockUseCase(controller)
+	uc := NewService(uMock, bMock)
+	t.Run("book not found", func(t *testing.T) {
+		b := entity.NewFixtureBook()
+		bMock.EXPECT().GetBook(b.ID).Return(nil, domain.ErrNotFound)
+		err := uc.Return(b)
+		assert.Equal(t, domain.ErrNotFound, err)
+	})
+	t.Run("book not borrowed", func(t *testing.T) {
+		u := entity.NewFixtureUser()
+		b := entity.NewFixtureBook()
+		bMock.EXPECT().GetBook(b.ID).Return(b, nil)
+		uMock.EXPECT().ListUsers().Return([]*entity.User{u}, nil)
+		err := uc.Return(b)
+		assert.Equal(t, domain.ErrBookNotBorrowed, err)
+	})
+	t.Run("success", func(t *testing.T) {
+		u := entity.NewFixtureUser()
+		b := entity.NewFixtureBook()
+		u.Books = []entity.ID{b.ID}
+		bMock.EXPECT().GetBook(b.ID).Return(b, nil)
+		uMock.EXPECT().GetUser(u.ID).Return(u, nil)
+		uMock.EXPECT().ListUsers().Return([]*entity.User{u}, nil)
+		uMock.EXPECT().UpdateUser(u).Return(nil)
+		bMock.EXPECT().UpdateBook(b).Return(nil)
+		err := uc.Return(b)
+		assert.Nil(t, err)
+	})
+}