refactor: move sut creation to a factory helper method

Author: wguilherme

src/infra/criptography/bcrypt-adapter.spec.ts

@@ -6,17 +6,21 @@ jest.mock('bcrypt', () => ({
   }
 
 }))
+
+const salt = 12
+const makeSut = (): BcryptAdapter => {
+  return new BcryptAdapter(salt)
+}
+
 describe('Bcrypt Adapter', () => {
   test('Should call bcrypt  with correct values', async () => {
-    const salt = 12
-    const sut = new BcryptAdapter(salt)
+    const sut = makeSut()
     const hashSpy = jest.spyOn(bcrypt, 'hash')
     await sut.encrypt('any_value')
     expect(hashSpy).toHaveBeenCalledWith('any_value', salt)
   })
   test('Should return a hash on success', async () => {
-    const salt = 12
-    const sut = new BcryptAdapter(salt)
+    const sut = makeSut()
     const hash = await sut.encrypt('any_value')
     expect(hash).toBe('hash')
   })