Inversion count done!

It was easy, since I did the hard work of working it out in Java first.

1 files changed, 31 insertions, 0 deletions

diff --git a/AlgoDesignAndTechniqueEdxPython/tests/inversion_countTest.py b/AlgoDesignAndTechniqueEdxPython/tests/inversion_countTest.py
new file mode 100644
index 0000000..b601952
--- /dev/null
+++ b/AlgoDesignAndTechniqueEdxPython/tests/inversion_countTest.py
@@ -0,0 +1,31 @@
+'''
+Created on Nov 28, 2018
+
+@author: haidong
+'''
+import unittest
+
+from sources.inversion_count import getInversionCount
+
+class Test(unittest.TestCase):
+
+
+    def testName(self):
+        a = [2, 3, 9, 2, 9]
+        D = []
+        self.assertEqual(2, getInversionCount(a, D))
+
+    def testName1(self):
+        a = [1, 1, 1, 1, 1]
+        D = []
+        self.assertEqual(0, getInversionCount(a, D))
+
+    def testName2(self):
+        a = [6, 5, 4, 3, 2, 1]
+        D = []
+        self.assertEqual(15, getInversionCount(a, D))
+
+
+if __name__ == "__main__":
+    #import sys;sys.argv = ['', 'Test.testName']
+    unittest.main()
\ No newline at end of file