1 files changed, 13 insertions, 0 deletions

diff --git a/tests/test_git_command.py b/tests/test_git_command.py
index 928eb402..4d65d3ce 100644
--- a/tests/test_git_command.py
+++ b/tests/test_git_command.py
@@ -18,6 +18,7 @@
 
 from __future__ import print_function
 
+import re
 import unittest
 
 import git_command
@@ -47,3 +48,15 @@ class GitCallUnitTest(unittest.TestCase):
     self.assertLess(ver, (9999, 9999, 9999))
 
     self.assertNotEqual('', ver.full)
+
+
+class RepoUserAgentUnitTest(unittest.TestCase):
+  """Tests the RepoUserAgent function."""
+
+  def test_smoke(self):
+    """Make sure it returns something useful."""
+    ua = git_command.RepoUserAgent()
+    # We can't dive too deep because of OS/tool differences, but we can check
+    # the general form.
+    m = re.match(r'^git-repo/[^ ]+ ([^ ]+) git/[^ ]+ Python/[0-9.]+', ua)
+    self.assertIsNotNone(m)