[PATCH 3 of 3] run-tests: expand user in --with-hg

[Mads Kiilerich]

# HG changeset patch
# User Mads Kiilerich <mads at kiilerich.com>
# Date 1326502587 -3600
# Branch stable
# Node ID ca731266b782d472916d1fcff4a65143af446b04
# Parent  cea92143d7a2f40d0e028a1bad546959308c47b0
run-tests: expand user in --with-hg

This makes it possible to run:
  $ ./run-tests.py --with-hg=~/hg-bin/hg

diff --git a/tests/run-tests.py b/tests/run-tests.py
--- a/tests/run-tests.py
+++ b/tests/run-tests.py
@@ -200,6 +200,7 @@
         options.pure = True
 
     if options.with_hg:
+        options.with_hg = os.path.expanduser(options.with_hg)
         if not (os.path.isfile(options.with_hg) and
                 os.access(options.with_hg, os.X_OK)):
             parser.error('--with-hg must specify an executable hg script')