run-tests.py: avoid using popen2.Popen4 - use subprocess instead
Use subprocess to emulate Popen4 if available - similar to how it is done in
util.py.
Using popen2 under python 2.6 gives
DeprecationWarning: The popen2 module is deprecated. Use the subprocess module.
#!/bin/sh
# test that we don't interrupt the merge session if
# a file-level merge failed
hg init repo
cd repo
echo foo > foo
echo a > bar
hg ci -Am 'add foo' -d '0 0'
hg mv foo baz
echo b >> bar
echo quux > quux1
hg ci -Am 'mv foo baz' -d '0 0'
hg up -qC 0
echo >> foo
echo c >> bar
echo quux > quux2
hg ci -Am 'change foo' -d '0 0'
# test with the rename on the remote side
HGMERGE=false hg merge
hg resolve -l
# test with the rename on the local side
hg up -C 1
HGMERGE=false hg merge
echo % show unresolved
hg resolve -l
echo % unmark baz
hg resolve -u baz
echo % show
hg resolve -l
echo % re-resolve baz
hg resolve baz
echo % after
hg resolve -l
echo % resolve all warning
hg resolve
echo % resolve all
hg resolve -a
echo % after
hg resolve -l
true