diff --git a/test_functions b/test_functions
new file mode 100644
index 0000000..4f6fbfb
--- /dev/null
+++ b/test_functions
@@ -0,0 +1,12 @@
+import pytest
+from tested_code import fibonacci, is_palindrome
+
+def test_fibonacci():
+    assert fibonacci(4) == 3
+    assert fibonacci(7) == 13
+    assert fibonacci(10) == 55
+
+def test_is_palindrome():
+    assert is_palindrome("А роза упала на лапу Азора") == True
+    assert is_palindrome("Live not on evil") == True
+    assert is_palindrome("Hello") == False