fix: move implementation to "internal" package

test/auth2_test.go

@@ -0,0 +1,154 @@
+package test
+
+import (
+	"spend-sparrow/internal/db"
+	"spend-sparrow/internal/service"
+	"spend-sparrow/internal/types"
+	"spend-sparrow/mocks"
+	"strings"
+	"testing"
+	"time"
+
+	"github.com/google/uuid"
+	"github.com/stretchr/testify/assert"
+	"github.com/stretchr/testify/mock"
+	"github.com/stretchr/testify/require"
+)
+
+var (
+	settings = types.Settings{
+		Port:              "",
+		PrometheusEnabled: false,
+		BaseUrl:           "",
+		Environment:       "test",
+		Smtp:              nil,
+	}
+)
+
+func TestSignUp(t *testing.T) {
+	t.Parallel()
+	t.Run("should check for correct email address", func(t *testing.T) {
+		t.Parallel()
+
+		mockAuthDb := mocks.NewMockAuth(t)
+		mockRandom := mocks.NewMockRandom(t)
+		mockClock := mocks.NewMockClock(t)
+		mockMail := mocks.NewMockMail(t)
+
+		underTest := service.NewAuth(mockAuthDb, mockRandom, mockClock, mockMail, &settings)
+
+		_, err := underTest.SignUp("invalid email address", "SomeStrongPassword123!")
+
+		assert.Equal(t, service.ErrInvalidEmail, err)
+	})
+	t.Run("should check for password complexity", func(t *testing.T) {
+		t.Parallel()
+
+		mockAuthDb := mocks.NewMockAuth(t)
+		mockRandom := mocks.NewMockRandom(t)
+		mockClock := mocks.NewMockClock(t)
+		mockMail := mocks.NewMockMail(t)
+
+		underTest := service.NewAuth(mockAuthDb, mockRandom, mockClock, mockMail, &settings)
+
+		weakPasswords := []string{
+			"123!ab", // too short
+			"no_upper_case_123",
+			"NO_LOWER_CASE_123",
+			"noSpecialChar123",
+		}
+
+		for _, password := range weakPasswords {
+			_, err := underTest.SignUp("some@valid.email", password)
+			assert.Equal(t, service.ErrInvalidPassword, err)
+		}
+	})
+	t.Run("should signup correctly", func(t *testing.T) {
+		t.Parallel()
+
+		mockAuthDb := mocks.NewMockAuth(t)
+		mockRandom := mocks.NewMockRandom(t)
+		mockClock := mocks.NewMockClock(t)
+		mockMail := mocks.NewMockMail(t)
+
+		userId := uuid.New()
+		email := "mail@mail.de"
+		password := "SomeStrongPassword123!"
+		salt := []byte("salt")
+		createTime := time.Date(2020, 1, 1, 0, 0, 0, 0, time.UTC)
+
+		expected := types.NewUser(userId, email, false, nil, false, service.GetHashPassword(password, salt), salt, createTime)
+
+		mockRandom.EXPECT().UUID().Return(userId, nil)
+		mockRandom.EXPECT().Bytes(16).Return(salt, nil)
+		mockClock.EXPECT().Now().Return(createTime)
+		mockAuthDb.EXPECT().InsertUser(expected).Return(nil)
+
+		underTest := service.NewAuth(mockAuthDb, mockRandom, mockClock, mockMail, &settings)
+		actual, err := underTest.SignUp(email, password)
+
+		require.NoError(t, err)
+
+		assert.Equal(t, expected, actual)
+	})
+	t.Run("should return ErrAccountExists", func(t *testing.T) {
+		t.Parallel()
+
+		mockAuthDb := mocks.NewMockAuth(t)
+		mockRandom := mocks.NewMockRandom(t)
+		mockClock := mocks.NewMockClock(t)
+		mockMail := mocks.NewMockMail(t)
+
+		userId := uuid.New()
+		email := "some@valid.email"
+		createTime := time.Date(2020, 1, 1, 0, 0, 0, 0, time.UTC)
+		password := "SomeStrongPassword123!"
+		salt := []byte("salt")
+		user := types.NewUser(userId, email, false, nil, false, service.GetHashPassword(password, salt), salt, createTime)
+
+		mockRandom.EXPECT().UUID().Return(user.Id, nil)
+		mockRandom.EXPECT().Bytes(16).Return(salt, nil)
+		mockClock.EXPECT().Now().Return(createTime)
+
+		mockAuthDb.EXPECT().InsertUser(user).Return(db.ErrAlreadyExists)
+
+		underTest := service.NewAuth(mockAuthDb, mockRandom, mockClock, mockMail, &settings)
+
+		_, err := underTest.SignUp(user.Email, password)
+		assert.Equal(t, service.ErrAccountExists, err)
+	})
+}
+
+func TestSendVerificationMail(t *testing.T) {
+	t.Parallel()
+	t.Run("should use stored token and send mail", func(t *testing.T) {
+		t.Parallel()
+
+		token := types.NewToken(
+			uuid.New(),
+			"sessionId",
+			"someRandomTokenToUse",
+			types.TokenTypeEmailVerify,
+			time.Date(2020, 1, 1, 0, 0, 0, 0, time.UTC),
+			time.Date(2020, 1, 2, 0, 0, 0, 0, time.UTC))
+		tokens := []*types.Token{token}
+
+		email := "some@email.de"
+		userId := uuid.New()
+
+		mockAuthDb := mocks.NewMockAuth(t)
+		mockRandom := mocks.NewMockRandom(t)
+		mockClock := mocks.NewMockClock(t)
+		mockMail := mocks.NewMockMail(t)
+
+		mockAuthDb.EXPECT().GetTokensByUserIdAndType(userId, types.TokenTypeEmailVerify).Return(tokens, nil)
+
+		mockMail.EXPECT().SendMail(email, "Welcome to spend-sparrow", mock.MatchedBy(func(message string) bool {
+			return strings.Contains(message, token.Token)
+		})).Return()
+
+		underTest := service.NewAuth(mockAuthDb, mockRandom, mockClock, mockMail, &settings)
+
+		underTest.SendVerificationMail(userId, email)
+	})
+}