diff --git a/tests/test_dummy.py b/tests/test_dummy.py
new file mode 100644
index 0000000000000000000000000000000000000000..60b9ef734993083479ecd1623649566b39e27cbe
--- /dev/null
+++ b/tests/test_dummy.py
@@ -0,0 +1,6 @@
+def func(x):
+    return x + 1
+
+
+def test_answer():
+    assert func(41) == 42
diff --git a/tox.ini b/tox.ini
new file mode 100644
index 0000000000000000000000000000000000000000..772d67c2fa0ef120e55ff92de46fc6627ab5f623
--- /dev/null
+++ b/tox.ini
@@ -0,0 +1,9 @@
+[tox]
+envlist = py36
+
+[testenv]
+deps =  
+    -rrequirements.txt
+    pytest
+
+commands = pytest