Use patch.patch() when checking for patch availability.
The test is closer to what we want to know. It also makes sense when you deal with patched versions of patch() as most people do under win32.
#!/bin/sh
cp "$TESTDIR"/printenv.py .
# This test tries to exercise the ssh functionality with a dummy script
cat <<EOF > dummyssh
import sys
import os
os.chdir(os.path.dirname(sys.argv[0]))
if sys.argv[1] != "user@dummy":
sys.exit(-1)
if not os.path.exists("dummyssh"):
sys.exit(-1)
os.environ["SSH_CLIENT"] = "127.0.0.1 1 2"
log = open("dummylog", "ab")
log.write("Got arguments")
for i, arg in enumerate(sys.argv[1:]):
log.write(" %d:%s" % (i+1, arg))
log.write("\n")
log.close()
r = os.system(sys.argv[2])
sys.exit(bool(r))
EOF
echo "# creating 'remote'"
hg init remote
cd remote
echo this > foo
echo this > fooO
hg ci -A -m "init" -d "1000000 0" foo fooO
echo '[server]' > .hg/hgrc
echo 'uncompressed = True' >> .hg/hgrc
echo '[hooks]' >> .hg/hgrc
echo 'changegroup = python ../printenv.py changegroup-in-remote 0 ../dummylog' >> .hg/hgrc
cd ..
echo "# repo not found error"
hg clone -e "python ./dummyssh" ssh://user@dummy/nonexistent local
echo "# clone remote via stream"
hg clone -e "python ./dummyssh" --uncompressed ssh://user@dummy/remote local-stream 2>&1 | \
sed -e 's/[0-9][0-9.]*/XXX/g' -e 's/[KM]\(B\/sec\)/X\1/'
cd local-stream
hg verify
cd ..
echo "# clone remote via pull"
hg clone -e "python ./dummyssh" ssh://user@dummy/remote local
echo "# verify"
cd local
hg verify
echo '[hooks]' >> .hg/hgrc
echo 'changegroup = python ../printenv.py changegroup-in-local 0 ../dummylog' >> .hg/hgrc
echo "# empty default pull"
hg paths
hg pull -e "python ../dummyssh"
echo "# local change"
echo bleah > foo
hg ci -m "add" -d "1000000 0"
echo "# updating rc"
echo "default-push = ssh://user@dummy/remote" >> .hg/hgrc
echo "[ui]" >> .hg/hgrc
echo "ssh = python ../dummyssh" >> .hg/hgrc
echo "# find outgoing"
hg out ssh://user@dummy/remote
echo "# find incoming on the remote side"
hg incoming -R ../remote -e "python ../dummyssh" ssh://user@dummy/local
echo "# push"
hg push
cd ../remote
echo "# check remote tip"
hg tip
hg verify
hg cat -r tip foo
echo z > z
hg ci -A -m z -d '1000001 0' z
cd ../local
echo r > r
hg ci -A -m z -d '1000002 0' r
echo "# push should succeed"
hg push
cd ..
cat dummylog