add test for libsndfile installation

tests/test_setup.py

@@ -0,0 +1,12 @@
+"""Test Setup."""
+import unittest
+
+
+class TestSetup(unittest.TestCase):
+    # test the installation of libsndfile library
+    def test_soundfile(self):
+        import soundfile
+
+
+if __name__ == '__main__':
+    unittest.main()