# HG changeset patch
# User Kyle Lippincott <spectral@google.com>
# Date 1646890018 28800
# Node ID c194e93d1ebc963ea69182bed29787161898b5c8
# Parent  db960032d522a0dede68734f399bf13b0a661415
tests: support another error case when detecting ipv4/ipv6 support

I encountered this on Linux in a VM environment with a rather strange networking
setup (both on the host and in the VM).

Differential Revision: https://phab.mercurial-scm.org/D12371

diff -r db960032d522 -r c194e93d1ebc tests/run-tests.py
--- a/tests/run-tests.py	Wed Mar 09 16:44:48 2022 +0100
+++ b/tests/run-tests.py	Wed Mar 09 21:26:58 2022 -0800
@@ -238,10 +238,11 @@
         s.bind(('localhost', port))
         s.close()
         return True
-    except socket.error as exc:
+    except (socket.error, OSError) as exc:
         if exc.errno == errno.EADDRINUSE:
             return True
-        elif exc.errno in (errno.EADDRNOTAVAIL, errno.EPROTONOSUPPORT):
+        elif exc.errno in (errno.EADDRNOTAVAIL, errno.EPROTONOSUPPORT,
+                           errno.EAFNOSUPPORT):
             return False
         else:
             raise