- Filled in all tests.

- Updated documentation.

README.rst

@@ -67,4 +67,6 @@ at: https://www.shore.co.il/git/.
 TODO
 ----
 
-- Testing.
+- More thorough, applicative tests.
+- A backup script that saves each database in its own file but in a single
+  transaction without locking.

tests/test_mysql.py

@@ -21,7 +21,9 @@ def test_mysql_ssl_group(User):
 
 
 def test_mysql_admin_account(Command, Sudo):
-    pass
+    with Sudo():
+        'localhost' in Command(
+            '''mysql --defaults-file=/etc/mysql/debian.cnf --database mysql --execute 'select Host from user where User="admin"' ''').stdout  # noqa: E501
 
 
 def test_mysql_backup_job(Command, Sudo):