Correct optimization from 3464f5e77f34; add a test.
If there are two (or more) heads that point to the same .hgtags
node, we can safely skip parsing the file in all but the last head.
(In 3464f5e77f34, we were parsing the file in the first head and
skipping all the others.)
#!/bin/sh
hg init a
cd a
echo a > a
hg ci -Ama -d '1123456789 0'
hg --config server.uncompressed=True serve -p 20059 -d --pid-file=hg.pid
cat hg.pid >> $DAEMON_PIDS
cd ..
("$TESTDIR/tinyproxy.py" 20060 localhost >proxy.log 2>&1 </dev/null &
echo $! > proxy.pid)
cat proxy.pid >> $DAEMON_PIDS
sleep 2
echo %% url for proxy, stream
http_proxy=http://localhost:20060/ hg --config http_proxy.always=True clone --uncompressed http://localhost:20059/ b | \
sed -e 's/[0-9][0-9.]*/XXX/g' -e 's/[KM]\(B\/sec\)/X\1/'
cd b
hg verify
cd ..
echo %% url for proxy, pull
http_proxy=http://localhost:20060/ hg --config http_proxy.always=True clone http://localhost:20059/ b-pull
cd b-pull
hg verify
cd ..
echo %% host:port for proxy
http_proxy=localhost:20060 hg clone --config http_proxy.always=True http://localhost:20059/ c
echo %% proxy url with user name and password
http_proxy=http://user:passwd@localhost:20060 hg clone --config http_proxy.always=True http://localhost:20059/ d
echo %% url with user name and password
http_proxy=http://user:passwd@localhost:20060 hg clone --config http_proxy.always=True http://user:passwd@localhost:20059/ e
echo %% bad host:port for proxy
http_proxy=localhost:20061 hg clone --config http_proxy.always=True http://localhost:20059/ f
exit 0