feat: expose mock email service function

pkg/email/mock.go

@@ -6,36 +6,53 @@ import (
 	"net/smtp"
 )
 
-type MockWriter struct{}
+func NewMockMailService() *EmailService {
+	return &EmailService{
+		auth: smtp.PlainAuth("", "", "", ""),
+		host: "",
+		port: "",
+		from: "",
+		tlsconfig: &tls.Config{
+			InsecureSkipVerify: true,
+			ServerName:         "",
+		},
+		dial: func(hostPort string) (SMTPClientIface, error) {
+			return &mockSMTP{}, nil
+		},
+	}
 
-func (w *MockWriter) Close() error {
+}
+
+type mockWriter struct{}
+
+func (w *mockWriter) Close() error {
 	return nil
 }
-func (w *MockWriter) Write(p []byte) (n int, err error) {
+func (w *mockWriter) Write(p []byte) (n int, err error) {
 	return 10, nil
 }
 
 // Mock SMTP Client
-type MockSMTP struct{}
+type mockSMTP struct{}
 
-func (m *MockSMTP) StartTLS(*tls.Config) error {
+func (m *mockSMTP) StartTLS(*tls.Config) error {
 	return nil
 }
-func (m *MockSMTP) Auth(a smtp.Auth) error {
+func (m *mockSMTP) Auth(a smtp.Auth) error {
 	return nil
 }
-func (m *MockSMTP) Close() error {
+func (m *mockSMTP) Close() error {
 	return nil
 }
-func (m *MockSMTP) Data() (io.WriteCloser, error) {
-	return &MockWriter{}, nil
+func (m *mockSMTP) Data() (io.WriteCloser, error) {
+	return &mockWriter{}, nil
 }
-func (m *MockSMTP) Mail(from string) error {
+func (m *mockSMTP) Mail(from string) error {
 	return nil
 }
-func (m *MockSMTP) Quit() error {
+func (m *mockSMTP) Quit() error {
 	return nil
 }
-func (m *MockSMTP) Rcpt(to string) error {
+func (m *mockSMTP) Rcpt(to string) error {
 	return nil
 }