diff --git a/solvable/src/sql_injection_fsm.py b/solvable/src/sql_injection_fsm.py
deleted file mode 100644
index 550fc00..0000000
--- a/solvable/src/sql_injection_fsm.py
+++ /dev/null
@@ -1,26 +0,0 @@
-from tfw.fsm_base import FSMBase
-
-
-class SQLInjectionFSM(FSMBase):
-    states = [
-        'start',
-        'stripped_code',
-        'sql',
-        'commented_code',
-        'sql_with_substitutions',
-        'sql_output',
-        'end',
-    ]
-    transitions = [
-        {'trigger': 'webide', 'source': '*', 'dest': 'stripped_code'},  # TODO: delet this
-        {'trigger': 'webide', 'source': 'start', 'dest': 'stripped_code'},
-        {'trigger': 'login', 'source': 'stripped_code', 'dest': 'sql'},
-        {'trigger': 'logger', 'source': 'sql', 'dest': 'commented_code'},
-        {'trigger': 'webide', 'source': 'commented_code', 'dest': 'sql_with_substitutions'},
-        {'trigger': 'logger', 'source': 'sql_with_substitutions', 'dest': 'sql_output'},
-        {'trigger': 'logger', 'source': 'sql_output', 'dest': 'end'},
-        {'trigger': 'reset', 'source': 'end', 'dest': 'start'},
-    ]
-
-    def __init__(self):
-        super().__init__('start')
diff --git a/solvable/src/test_fsm.py b/solvable/src/test_fsm.py
new file mode 100644
index 0000000..b5d8b2b
--- /dev/null
+++ b/solvable/src/test_fsm.py
@@ -0,0 +1,26 @@
+from tfw import LinearFSM
+from tfw.networking import MessageSender
+
+
+class TestFSM(LinearFSM):
+    def __init__(self, number_of_steps):
+        super().__init__(number_of_steps)
+        self.message_sender = MessageSender()
+
+    def on_enter_1(self, event_data):
+        self.state_notify(1)
+
+    def on_enter_2(self, event_data):
+        self.state_notify(2)
+
+    def on_enter_3(self, event_data):
+        self.state_notify(3)
+
+    def on_enter_4(self, event_data):
+        self.state_notify(4)
+
+    def on_enter_5(self, event_data):
+        self.state_notify(5)
+
+    def state_notify(self, state):
+        self.message_sender.send('TestFSM', 'Entered state {}!'.format(state))
diff --git a/solvable/src/tfw_server.py b/solvable/src/tfw_server.py
index 116e2a9..af7edb2 100644
--- a/solvable/src/tfw_server.py
+++ b/solvable/src/tfw_server.py
@@ -1,9 +1,11 @@
 import sys
+from functools import partial
+
 import zmq
 import tornado
 from tornado.ioloop import IOLoop
 
-from sql_injection_fsm import SQLInjectionFSM
+from test_fsm import TestFSM
 from tfw.networking import TFWServer
 from tfw.config import TFWENV
 from tfw.config.logs import logging
@@ -12,7 +14,9 @@ LOG = logging.getLogger(__name__)
 
 
 if __name__ == '__main__':
-    TFWServer(SQLInjectionFSM).listen(TFWENV.WEB_PORT)
+    # pylint: disable=invalid-name
+    FiveStepTestFSM = partial(TestFSM, 5)
+    TFWServer(FiveStepTestFSM).listen(TFWENV.WEB_PORT)
     LOG.debug('Python version: %s', sys.version[:5])
     LOG.debug('Tornado version: %s', tornado.version)
     LOG.debug('ZeroMQ version: %s', zmq.zmq_version())