tests: add run-tests --changed option for running tests changed in revisions
Convenient when polishing patches and changing details of how they change test
output.
This will probably break in weird ways for revsets with special quoting ... but
it is good enough for run-tests.
Usage example:
yes | ./run-tests.py -li --changed qparent
[ 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)