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"""
Backend for test environment.
"""
import copy
from django.core import mail
from django.core.mail.backends.base import BaseEmailBackend
class EmailBackend(BaseEmailBackend):
"""
An email backend for use during test sessions.
The test connection stores email messages in a dummy outbox,
rather than sending them out on the wire.
The dummy outbox is accessible through the outbox instance attribute.
"""
def __init__(self, *args, **kwargs):
super().__init__(*args, **kwargs)
if not hasattr(mail, "outbox"):
mail.outbox = []
def send_messages(self, messages):
"""Redirect messages to the dummy outbox"""
msg_count = 0
for message in messages: # .message() triggers header validation
message.message()
mail.outbox.append(copy.deepcopy(message))
msg_count += 1
return msg_count
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