diff --git a/test_divide.py b/test_divide.py
new file mode 100644
index 0000000..87cee0b
--- /dev/null
+++ b/test_divide.py
@@ -0,0 +1,9 @@
+from calculator import divide
+
+
+def run():
+    assert 2 == divide(10, 5)
+    assert 5 == divide(10, 2)
+    assert 0 == divide(0, 2)
+    assert 0 == divide(2, 0)
+    assert 0 == divide(0, 0)