# HG changeset patch
# User Simon Heimberg <simohe@besonet.ch>
# Date 1343510897 -7200
# Node ID 1938c2ebf5173ccd65679057926a849c0e5a9474
# Parent  b90bb2b0826a3de8c1091da9d353648a79f1570b
tests: unset variable HG if it is set

When hg tries to call itself it can call a different hg executable when this
variable is set. Some tests fail when the called hg version is different.

[ original upstream message ]

diff -r b90bb2b0826a -r 1938c2ebf517 tests/run-tests.py
--- a/tests/run-tests.py	Fri Aug 17 13:58:18 2012 -0700
+++ b/tests/run-tests.py	Sat Jul 28 23:28:17 2012 +0200
@@ -1211,6 +1211,10 @@
             # can't remove on solaris
             os.environ[k] = ''
             del os.environ[k]
+    if 'HG' in os.environ:
+        # can't remove on solaris
+        os.environ['HG'] = ''
+        del os.environ['HG']
 
     global TESTDIR, HGTMP, INST, BINDIR, PYTHONDIR, COVERAGE_FILE
     TESTDIR = os.environ["TESTDIR"] = os.getcwd()