git_command: switch version caches to functools

Simplifies the code a bit to use the stdlib cache helper.

Change-Id: I778e90100ce748a71cc3a5a5d67dda403334315e
Reviewed-on: https://gerrit-review.googlesource.com/c/git-repo/+/305482
Reviewed-by: Raman Tenneti <rtenneti@google.com>
Tested-by: Mike Frysinger <vapier@google.com>

1 files changed, 7 insertions, 2 deletions

diff --git a/tests/test_git_command.py b/tests/test_git_command.py
index 912a9dbe..76c092f4 100644
--- a/tests/test_git_command.py
+++ b/tests/test_git_command.py
@@ -29,8 +29,8 @@ import wrapper
 class SSHUnitTest(unittest.TestCase):
   """Tests the ssh functions."""
 
-  def test_ssh_version(self):
-    """Check ssh_version() handling."""
+  def test_parse_ssh_version(self):
+    """Check parse_ssh_version() handling."""
     ver = git_command._parse_ssh_version('Unknown\n')
     self.assertEqual(ver, ())
     ver = git_command._parse_ssh_version('OpenSSH_1.0\n')
@@ -40,6 +40,11 @@ class SSHUnitTest(unittest.TestCase):
     ver = git_command._parse_ssh_version('OpenSSH_7.6p1 Ubuntu-4ubuntu0.3, OpenSSL 1.0.2n  7 Dec 2017\n')
     self.assertEqual(ver, (7, 6))
 
+  def test_ssh_version(self):
+    """Check ssh_version() handling."""
+    with mock.patch('git_command._run_ssh_version', return_value='OpenSSH_1.2\n'):
+      self.assertEqual(git_command.ssh_version(), (1, 2))
+
   def test_ssh_sock(self):
     """Check ssh_sock() function."""
     with mock.patch('tempfile.mkdtemp', return_value='/tmp/foo'):