diff --git a/src/tests/plugins/test_sendmail.py b/src/tests/plugins/test_sendmail.py
new file mode 100644
index 0000000000..f93c06bb1b
--- /dev/null
+++ b/src/tests/plugins/test_sendmail.py
@@ -0,0 +1,178 @@
+import datetime
+
+import pytest
+
+from django.core import mail as djmail
+from django.utils.timezone import now
+
+from pretix.base.models import (
+    Event, EventPermission, Item, ItemCategory, Order, OrderPosition,
+    Organizer, OrganizerPermission, User,
+)
+
+
+@pytest.fixture
+def event():
+    """Returns an event instance"""
+    o = Organizer.objects.create(name='Dummy', slug='dummy')
+    event = Event.objects.create(
+        organizer=o, name='Dummy', slug='dummy',
+        date_from=now(),
+        plugins='pretix.plugins.sendmail,tests.testdummy',
+    )
+    return event
+
+
+@pytest.fixture
+def item(event):
+    """Returns an item instance"""
+    return Item.objects.create(name='Test item', event=event, default_price=13)
+
+
+@pytest.fixture
+def item_category(event):
+    """Returns an item category instance"""
+    return ItemCategory.objects.create(event=event)
+
+
+@pytest.fixture
+def order(item):
+    """Returns an order instance"""
+    o = Order.objects.create(event=item.event, status=Order.STATUS_PENDING,
+                             expires=now() + datetime.timedelta(hours=1),
+                             total=13, code='DUMMY', email='dummy@dummy.test',
+                             datetime=now(), payment_provider='banktransfer')
+    OrderPosition.objects.create(order=o, item=item, price=13)
+    return o
+
+
+@pytest.fixture
+def logged_in_client(client, event):
+    """Returns a logged client"""
+    user = User.objects.create_superuser('dummy@dummy.dummy', 'dummy')
+    OrganizerPermission.objects.create(organizer=event.organizer, user=user, can_create_events=True)
+    EventPermission.objects.create(event=event, user=user, can_change_items=True,
+                                   can_change_settings=True, can_change_orders=True, can_view_orders=True)
+    client.force_login(user)
+    return client
+
+
+@pytest.fixture
+def sendmail_url(event):
+    """Returns a url for sendmail"""
+    url = '/control/event/{orga}/{event}/sendmail/'.format(
+        event=event.slug, orga=event.organizer.slug,
+    )
+    return url
+
+
+@pytest.mark.django_db
+def test_sendmail_view(logged_in_client, sendmail_url, expected=200):
+    response = logged_in_client.get(sendmail_url)
+
+    assert response.status_code == expected
+
+
+@pytest.mark.django_db
+def test_sendmail_simple_case(logged_in_client, sendmail_url, event, order):
+    djmail.outbox = []
+    response = logged_in_client.post(sendmail_url,
+                                     {'sendto': 'n',
+                                      'subject_0': 'Test subject',
+                                      'message_0': 'This is a test file for sending mails.'
+                                      },
+                                     follow=True)
+    assert response.status_code == 200
+    assert 'alert-success' in response.rendered_content
+
+    assert len(djmail.outbox) == 1
+    assert djmail.outbox[0].to == [order.email]
+    assert djmail.outbox[0].subject == 'Test subject'
+    assert 'This is a test file for sending mails.' in djmail.outbox[0].body
+
+    url = sendmail_url + 'history/'
+    response = logged_in_client.get(url)
+
+    assert response.status_code == 200
+    assert 'Test subject' in response.rendered_content
+
+
+@pytest.mark.django_db
+def test_sendmail_email_not_sent_if_order_not_match(logged_in_client, sendmail_url, event, order):
+    djmail.outbox = []
+    response = logged_in_client.post(sendmail_url,
+                                     {'sendto': 'p',
+                                      'subject_0': 'Test subject',
+                                      'message_0': 'This is a test file for sending mails.'
+                                      },
+                                     follow=True)
+    assert 'alert-danger' in response.rendered_content
+
+    assert len(djmail.outbox) == 0
+
+
+@pytest.mark.django_db
+def test_sendmail_preview(logged_in_client, sendmail_url, event, order):
+    djmail.outbox = []
+    response = logged_in_client.post(sendmail_url,
+                                     {'sendto': 'n',
+                                      'subject_0': 'Test subject',
+                                      'message_0': 'This is a test file for sending mails.',
+                                      'action': 'preview'
+                                      },
+                                     follow=True)
+    assert response.status_code == 200
+    assert 'E-mail preview' in response.rendered_content
+
+    assert len(djmail.outbox) == 0
+
+
+@pytest.mark.django_db
+def test_sendmail_invalid_data(logged_in_client, sendmail_url, event, order):
+    djmail.outbox = []
+    response = logged_in_client.post(sendmail_url,
+                                     {'sendto': 'n',
+                                      'subject_0': 'Test subject',
+                                      },
+                                     follow=True)
+
+    assert 'has-error' in response.rendered_content
+
+    assert len(djmail.outbox) == 0
+
+
+@pytest.mark.django_db
+def test_sendmail_multi_locales(logged_in_client, sendmail_url, event, item):
+    djmail.outbox = []
+
+    event.settings.set('locales', ['en', 'de'])
+
+    o = Order.objects.create(event=item.event, status=Order.STATUS_PAID,
+                             expires=now() + datetime.timedelta(hours=1),
+                             total=13, code='DUMMY', email='dummy@dummy.test',
+                             datetime=now(), payment_provider='banktransfer',
+                             locale='de')
+    OrderPosition.objects.create(order=o, item=item, price=13)
+
+    response = logged_in_client.post(sendmail_url,
+                                     {'sendto': 'p',
+                                      'subject_0': 'Test subject',
+                                      'message_0': 'Test message',
+                                      'subject_1': 'Benutzer',
+                                      'message_1': 'Test nachricht'
+                                      },
+                                     follow=True)
+    assert response.status_code == 200
+    assert 'alert-success' in response.rendered_content
+
+    assert len(djmail.outbox) == 1
+    assert djmail.outbox[0].to == [o.email]
+    assert djmail.outbox[0].subject == 'Benutzer'
+    assert 'Test nachricht' in djmail.outbox[0].body
+
+    url = sendmail_url + 'history/'
+    response = logged_in_client.get(url)
+
+    assert response.status_code == 200
+    assert 'Benutzer' in response.rendered_content
+    assert 'Test nachricht' in response.rendered_content