diff --git a/.github/workflows/python-app.yml b/.github/workflows/python-app.yml
new file mode 100644
index 0000000..3c21aa6
--- /dev/null
+++ b/.github/workflows/python-app.yml
@@ -0,0 +1,34 @@
+# This workflow will install Python dependencies, run tests and lint with a single version of Python
+# For more information see: https://docs.github.com/en/actions/automating-builds-and-tests/building-and-testing-python
+
+name: Python application
+
+on:
+  push:
+    branches: [ "main" ]
+  pull_request:
+    branches: [ "main" ]
+  workflow_dispatch:
+
+permissions:
+  contents: read
+
+jobs:
+  build:
+
+    runs-on: ubuntu-latest
+
+    steps:
+    - uses: actions/checkout@v3
+    - name: Set up Python 3.10
+      uses: actions/setup-python@v3
+      with:
+        python-version: "3.10"
+    - name: Install dependencies
+      run: |
+        python -m pip install --upgrade pip
+        pip install flake8 pytest
+        if [ -f requirements.txt ]; then pip install -r requirements.txt; fi
+    - name: Test with pytest
+      run: |
+        pytest
diff --git a/.gitignore b/.gitignore
index e325cb9..c28d7aa 100644
--- a/.gitignore
+++ b/.gitignore
@@ -12,4 +12,7 @@
 _ReSharper.*
 *.resharper
 Ankh.NoLoad
-.vs
\ No newline at end of file
+.vs
+
+.venv
+__pycache__
\ No newline at end of file
diff --git a/.vscode/settings.json b/.vscode/settings.json
new file mode 100644
index 0000000..9b38853
--- /dev/null
+++ b/.vscode/settings.json
@@ -0,0 +1,7 @@
+{
+    "python.testing.pytestArgs": [
+        "tests"
+    ],
+    "python.testing.unittestEnabled": false,
+    "python.testing.pytestEnabled": true
+}
\ No newline at end of file
diff --git a/requirements.txt b/requirements.txt
new file mode 100644
index 0000000..9377b80
--- /dev/null
+++ b/requirements.txt
@@ -0,0 +1,4 @@
+cffi==1.16.0
+clr-loader==0.2.6
+pycparser==2.21
+pythonnet==3.0.3
diff --git a/tests/test_mainfunc.py b/tests/test_mainfunc.py
new file mode 100644
index 0000000..1316e6c
--- /dev/null
+++ b/tests/test_mainfunc.py
@@ -0,0 +1,10 @@
+import subprocess
+import pytest
+
+def test_main_function():
+    script_path = "matrixCalcMain.py"
+    expected_output = "Enter the size of the matrix: "
+
+    result = subprocess.run(["python", script_path], stdout=subprocess.PIPE, stderr=subprocess.PIPE, text=True)
+
+    assert result.stdout == expected_output