diff --git a/README.md b/README.md
index b6cee21..2653974 100644
--- a/README.md
+++ b/README.md
@@ -1,2 +1,31 @@
-# advanced-python-homework-2023
+## advanced-python-homework-2023
 
+## Installation
+
+1. Install `Python`
+
+2. Install `python3-venv` by the following command: `apt install python3-venv`
+
+3. Create and activate your virtual environment following the [instructions](https://docs.python.org/3/tutorial/venv.html)
+
+4. Install the `requirements.txt` dependencies following the commands:
+```
+cd ./scada_system
+pip3 install -r requirements.txt
+```
+
+5. Install the package in editable mode:
+```
+pip3 install -e .
+```
+
+6. To generate documentation in HTML format, you need to run the following commands:
+```
+cd ./docs
+make html
+```
+## Tests
+1. To run the tests, go to the `scada_system` directory and run the following command:
+```
+python3 -m unittest
+```
\ No newline at end of file
diff --git a/scada_system/README.md b/scada_system/README.md
deleted file mode 100644
index 5fd788a..0000000
--- a/scada_system/README.md
+++ /dev/null
@@ -1,24 +0,0 @@
-## Installation
-
-1. Install `Python`
-
-2. Install `python3-venv` by the following command: `apt install python3-venv`
-
-3. Create and activate your virtual environment following the [instructions](https://docs.python.org/3/tutorial/venv.html)
-
-4. Install the `requirements.txt` dependencies following the commands:
-```
-cd ./scada_system
-pip3 install -r requirements.txt
-```
-
-5. Install the package in editable mode:
-```
-pip3 install -e .
-```
-
-6. To generate documentation in HTML format, you need to run the following commands:
-```
-cd ./docs
-make html
-```
\ No newline at end of file
diff --git a/scada_system/tests/__init__.py b/scada_system/tests/__init__.py
new file mode 100644
index 0000000..e69de29
diff --git a/scada_system/tests/controls/__init__.py b/scada_system/tests/controls/__init__.py
new file mode 100644
index 0000000..e69de29
diff --git a/scada_system/tests/controls/test_device.py b/scada_system/tests/controls/test_device.py
index 51249ad..a438303 100644
--- a/scada_system/tests/controls/test_device.py
+++ b/scada_system/tests/controls/test_device.py
@@ -9,4 +9,6 @@ class DeviceLifecycleStateTest(TestCase):
         pass
 
     def test_enum(self):
-        self.assertEqual(DeviceLifecycleStateTest["INIT"], DeviceLifecycleStateTest.INIT)
+        self.assertEqual(DeviceLifecycleState["INIT"], DeviceLifecycleState.INIT)
+        self.assertEqual(DeviceLifecycleState["OPEN"], DeviceLifecycleState.OPEN)
+        self.assertEqual(DeviceLifecycleState["CLOSE"], DeviceLifecycleState.CLOSE)
diff --git a/scada_system/tests/equipment/__init__.py b/scada_system/tests/equipment/__init__.py
new file mode 100644
index 0000000..e69de29
diff --git a/scada_system/tests/equipment/test_turtle_device.py b/scada_system/tests/equipment/test_turtle_device.py
index a12912b..4ddbfc5 100644
--- a/scada_system/tests/equipment/test_turtle_device.py
+++ b/scada_system/tests/equipment/test_turtle_device.py
@@ -1,5 +1,4 @@
 from unittest import TestCase
-
 from equipment.turtle_device import TurtleDevice
 
 
@@ -10,4 +9,10 @@ class TurtleDeviceTest(TestCase):
 
     def test_open(self):
         self.device.open()
+        self.device.execute('forward', 100)
+        self.device.execute('left', 90)
+        self.device.execute('right', 90)
+        self.device.execute('color', 'red')
+        self.device.execute('circle', 120, 180)
+        self.device.execute('home')
         self.device.close()
\ No newline at end of file