diff --git a/tests/utils_test.py b/tests/utils_test.py
new file mode 100644
index 0000000..4c8b745
--- /dev/null
+++ b/tests/utils_test.py
@@ -0,0 +1,5 @@
+from oemer.utils import slope_to_degree
+
+
+def test_slope_to_degree():
+    assert slope_to_degree(0.3, 0.3) == 45.0
\ No newline at end of file