add annoy test

Author: rosbo

tests/test_annoy.py

@@ -0,0 +1,11 @@
+import unittest
+
+from annoy import AnnoyIndex
+
+
+class TestAnnoy(unittest.TestCase):
+    def test_tree(self):
+        t = AnnoyIndex(5, 'angular')
+        t.add_item(1, [1,2,3,4,5])
+
+        self.assertTrue(t.build(1))