challenge 9 in python

challenge_9/python/sarcodian/src/challenge_9.py

@@ -0,0 +1,23 @@
+def square_n_sort(L):
+
+    L_square = []
+    L_sorted = []
+    count = len(L)
+
+    if L[0] >= 0:
+        for i in L:
+            L_square.append(i**2)
+        return L_square
+
+    while count > 0:
+        if abs(L[0]) >= abs(L[-1]):
+            L_square.append(L[0]**2)
+            L.remove(L[0])
+        else:
+            L_square.append(L[-1]**2)
+            L.remove(L[-1])
+        count -= 1
+
+    L_sorted = L_square[::-1]
+
+    return L_sorted

challenge_9/python/sarcodian/src/challenge_9_tests.py

@@ -0,0 +1,24 @@
+# we start by importing the unittest module
+import unittest
+
+# Next lets import our function that we intend to do testing on
+#
+# **We could also import all functions by using * or just import the module
+# itself but for now lets just import the function
+from challenge_9 import square_n_sort
+
+# lets define our suite of tests as a class and lets inherit from unittest.TestCase
+class TestBinaryMethods(unittest.TestCase):
+
+    def test_squareSort(self):
+        """ Tests from the READ.me """
+
+        self.assertEqual(square_n_sort([0,1,2]), [0,1,4])
+        self.assertEqual(square_n_sort([-5,-4,-3,-2]), [4,9,16,25])
+        self.assertEqual(square_n_sort([1,2]), [1,4])
+        self.assertEqual(square_n_sort([-2,-1,0,1,2]), [0,1,1,4,4])
+
+# if the python file is ran by itself run unittest
+# This allows us to import the members of the file without running main if we need to
+if __name__ == '__main__':
+    unittest.main()