diff --git a/swh/tests/test_hashlib.py b/swh/tests/test_hashlib.py
index 21b416f..5310e9e 100644
--- a/swh/tests/test_hashlib.py
+++ b/swh/tests/test_hashlib.py
@@ -1,48 +1,55 @@
 # Copyright (C) 2015  The Software Heritage developers
 # See the AUTHORS file at the top-level directory of this distribution
 # License: GNU General Public License version 3, or any later version
 # See top-level LICENSE file for more information
 
 import tempfile
 import unittest
 
 from nose.tools import istest
 
 from swh.core import hashutil
 
 
 class Hashlib(unittest.TestCase):
 
     def setUp(self):
         self.data = b'42\n'
         self.checksums = {
             'sha1':     '34973274ccef6ab4dfaaf86599792fa9c3fe4689',
             'sha1_git': 'd81cc0710eb6cf9efd5b920a8453e1e07157b6cd',
             'sha256':   '084c799cd551dd1d8d5c5f9a5d593b2e931f5e36122ee5c793c1d08a19839cc0',  # NOQA
             }
 
     @istest
     def hashdata(self):
         checksums = hashutil.hashdata(self.data)
         self.assertEqual(checksums, self.checksums)
 
     @istest
     def unknown_algo(self):
         with self.assertRaises(ValueError):
             hashutil.hashdata(self.data, algorithms=['does-not-exist'])
 
+    @istest
+    def algo_selection(self):
+        checksums = hashutil.hashdata(self.data, algorithms=['sha1', 'sha256'])
+        self.assertIn('sha1', checksums)
+        self.assertIn('sha256', checksums)
+        self.assertNotIn('sha1_git', checksums)
+
     @istest
     def hashfile_by_name(self):
         with tempfile.NamedTemporaryFile() as f:
             f.write(self.data)
             f.flush()
             checksums = hashutil.hashfile(f.name)
             self.assertEqual(checksums, self.checksums)
 
     @istest
     def hashfile_by_obj(self):
         with tempfile.TemporaryFile() as f:
             f.write(self.data)
             f.seek(0)
             checksums = hashutil.hashfile(f, len(self.data))
             self.assertEqual(checksums, self.checksums)