run-tests: fix heredoctest for out-of-tree extensions
heredoctest.py directory must be in python path to use heredoctest (>>>) in
out-of-tree extension tests like:
$ cd ext/tests
$ python /some/hg/install/tests/run-tests.py test-ext.t
[ original upstream message ]
import sys
globalvars = {}
localvars = {}
lines = sys.stdin.readlines()
while lines:
l = lines.pop(0)
if l.startswith('SALT'):
print l[:-1]
elif l.startswith('>>> '):
snippet = l[4:]
while lines and lines[0].startswith('... '):
l = lines.pop(0)
snippet += "\n" + l[4:]
c = compile(snippet, '<heredoc>', 'single')
try:
exec c in globalvars, localvars
except Exception, inst:
print repr(inst)