diff --git a/src/yunohost/tests/test_regenconf.py b/src/yunohost/tests/test_regenconf.py
new file mode 100644
index 000000000..357f96c88
--- /dev/null
+++ b/src/yunohost/tests/test_regenconf.py
@@ -0,0 +1,80 @@
+import glob
+import os
+import pytest
+import shutil
+import requests
+
+from conftest import message, raiseYunohostError
+
+from moulinette import m18n
+from moulinette.utils.filesystem import mkdir
+
+from yunohost.domain import _get_maindomain, domain_add, domain_remove, domain_list
+from yunohost.utils.error import YunohostError
+from yunohost.regenconf import manually_modified_files, _get_conf_hashes, _force_clear_hashes
+
+TEST_DOMAIN = "secondarydomain.test"
+TEST_DOMAIN_NGINX_CONFIG = "/etc/nginx/conf.d/secondarydomain.test.conf"
+
+def setup_function(function):
+
+    _force_clear_hashes([TEST_DOMAIN_NGINX_CONFIG])
+    clean()
+
+def teardown_function(function):
+
+    clean()
+    _force_clear_hashes([TEST_DOMAIN_NGINX_CONFIG])
+
+def clean():
+
+    assert os.system("pgrep slapd >/dev/null") == 0
+    assert os.system("pgrep nginx >/dev/null") == 0
+
+    if TEST_DOMAIN in domain_list()["domains"]:
+        domain_remove(TEST_DOMAIN)
+        assert not os.path.exists(TEST_DOMAIN_NGINX_CONFIG)
+
+    os.system("rm -f %s" % TEST_DOMAIN_NGINX_CONFIG)
+
+    assert os.system("nginx -t 2>/dev/null") == 0
+
+    assert not os.path.exists(TEST_DOMAIN_NGINX_CONFIG)
+    assert TEST_DOMAIN_NGINX_CONFIG not in _get_conf_hashes("nginx")
+    assert TEST_DOMAIN_NGINX_CONFIG not in manually_modified_files()
+
+
+def test_add_domain():
+
+    domain_add(TEST_DOMAIN)
+
+    assert TEST_DOMAIN in domain_list()["domains"]
+
+    assert os.path.exists(TEST_DOMAIN_NGINX_CONFIG)
+
+    assert TEST_DOMAIN_NGINX_CONFIG in _get_conf_hashes("nginx")
+    assert TEST_DOMAIN_NGINX_CONFIG not in manually_modified_files()
+
+
+def test_add_and_edit_domain_conf():
+
+    domain_add(TEST_DOMAIN)
+
+    assert os.path.exists(TEST_DOMAIN_NGINX_CONFIG)
+    assert TEST_DOMAIN_NGINX_CONFIG in _get_conf_hashes("nginx")
+    assert TEST_DOMAIN_NGINX_CONFIG not in manually_modified_files()
+
+    os.system("echo ' ' >> %s" % TEST_DOMAIN_NGINX_CONFIG)
+
+    assert TEST_DOMAIN_NGINX_CONFIG in manually_modified_files()
+
+
+def test_add_domain_conf_already_exists():
+
+    os.system("echo ' ' >> %s" % TEST_DOMAIN_NGINX_CONFIG)
+
+    domain_add(TEST_DOMAIN)
+
+    assert os.path.exists(TEST_DOMAIN_NGINX_CONFIG)
+    assert TEST_DOMAIN_NGINX_CONFIG in _get_conf_hashes("nginx")
+    assert TEST_DOMAIN_NGINX_CONFIG not in manually_modified_files()