1 files changed, 26 insertions, 0 deletions
diff --git a/challenge-257/sgreen/python/test.py b/challenge-257/sgreen/python/test.py
new file mode 100755
index 0000000000..2e50bc4231
--- /dev/null
+++ b/challenge-257/sgreen/python/test.py
@@ -0,0 +1,26 @@
+#!/usr/bin/env python3
+
+import unittest
+ch_1 = __import__('ch-1')
+ch_2 = __import__('ch-2')
+
+
+class TestClass(unittest.TestCase):
+    def test_ch_1(self):
+        self.assertEqual(ch_1.smaller_than_current([5, 2, 1, 6]), [2, 1, 0, 3])
+        self.assertEqual(ch_1.smaller_than_current([1, 2, 0, 3]), [1, 2, 0, 3])
+        self.assertEqual(ch_1.smaller_than_current([0, 1]), [0, 1])
+        self.assertEqual(ch_1.smaller_than_current([9, 4, 9, 2]), [2, 1, 2, 0])
+
+    def test_ch_2(self):
+        self.assertEqual(ch_2.echelon(
+            [[1, 0, 0, 1], [0, 1, 0, 2], [0, 0, 1, 3]]), 1)
+        self.assertEqual(ch_2.echelon([[1, 1, 0], [0, 1, 0], [0, 0, 0]]), 0)
+        self.assertEqual(ch_2.echelon(
+            [[0, 1, -2, 0, 1], [0, 0, 0, 1, 3], [0, 0, 0, 0, 0], [0, 0, 0, 0, 0]]), 1)
+        self.assertEqual(ch_2.echelon(
+            [[1, 0, 0, 4], [0, 1, 0, 7], [0, 0, 1, -1]]), 1)
+
+
+if __name__ == '__main__':
+    unittest.main()