Add a test tool to test smtp with oauth2 token

test/other/test_smtp_oauth2.py

@@ -0,0 +1,36 @@
+#!/usr/bin/env python3
+import smtplib
+import base64
+
+# Information connection
+smtp_server = "smtp.office365.com"
+smtp_port = 587
+access_token = "tokenhere"
+email_from = "emailfrom@domain.com"
+email_to = "test@example.com"
+subject = "Test Email"
+body = "This is a test email sent using OAuth2 and Office365."
+
+# Prepare the token for authentication
+auth_string = f"user={email_from}\1auth=Bearer {access_token}\1\1"
+auth_string = base64.b64encode(auth_string.encode()).decode()
+
+# Create connection SMTP
+server = smtplib.SMTP(smtp_server, smtp_port)
+server.ehlo()
+server.starttls()
+server.ehlo()
+
+try:
+	print (auth_string)
+    response = server.docmd("AUTH", "XOAUTH2 " + auth_string)
+
+    # Check authentication
+    if response[0] != 235:
+        raise Exception(f"Authentication fails : {response[1].decode()}")
+
+except Exception as e:
+    print (f"Error : {e}")
+
+finally:
+    server.quit()