tests: accept alternative privileged port allocation failure

This registers an additional failure message on failed privileged port
allocation, equally funcionally valid but previously not handled and causing
the test to fail when run in the NixOS sandbox.

Differential Revision: https://phab.mercurial-scm.org/D11741

tests/test-serve.t

@@ -1,119 +1,120 b''
 #require serve
 
   $ hgserve()
   > {
   >    hg serve -a localhost -d --pid-file=hg.pid -E errors.log -v $@ \
   >        | sed -e "s/:$HGPORT1\\([^0-9]\\)/:HGPORT1\1/g" \
   >              -e "s/:$HGPORT2\\([^0-9]\\)/:HGPORT2\1/g" \
   >              -e 's/http:\/\/[^/]*\//http:\/\/localhost\//'
   >    if [ -f hg.pid ]; then
   >        killdaemons.py hg.pid
   >    fi
   >    echo % errors
   >    cat errors.log
   > }
 
   $ hg init test
   $ cd test
   $ echo '[web]' > .hg/hgrc
   $ echo 'accesslog = access.log' >> .hg/hgrc
   $ echo "port = $HGPORT1" >> .hg/hgrc
 
 Without -v
 
   $ hg serve -a localhost -p $HGPORT -d --pid-file=hg.pid -E errors.log
   $ cat hg.pid >> "$DAEMON_PIDS"
   $ if [ -f access.log ]; then
   >     echo 'access log created - .hg/hgrc respected'
   > fi
   access log created - .hg/hgrc respected
 
 errors
 
   $ cat errors.log
 
 With -v
 
   $ hgserve
   listening at http://localhost/ (bound to *$LOCALIP*:HGPORT1) (glob) (?)
   % errors
 
 With -v and -p HGPORT2
 
   $ hgserve -p "$HGPORT2"
   listening at http://localhost/ (bound to *$LOCALIP*:HGPORT2) (glob) (?)
   % errors
 
 With -v and -p daytime
 
 # On some system this will fails because port < 1024 are not bindable by normal
 # users.
 #
 # On some others the kernel is configured to allow any user to bind them and
 # this will work fine
 
 #if no-windows
   $ KILLQUIETLY=Y
   $ hgserve -p daytime
   abort: cannot start server at 'localhost:13': Permission denied (?)
   abort: child process failed to start (?)
+  abort: no port number associated with service 'daytime' (?)
   listening at http://localhost/ (bound to $LOCALIP:13) (?)
   % errors
   $ KILLQUIETLY=N
 #endif
 
 With --prefix foo
 
   $ hgserve --prefix foo
   listening at http://localhost/foo/ (bound to *$LOCALIP*:HGPORT1) (glob) (?)
   % errors
 
 With --prefix /foo
 
   $ hgserve --prefix /foo
   listening at http://localhost/foo/ (bound to *$LOCALIP*:HGPORT1) (glob) (?)
   % errors
 
 With --prefix foo/
 
   $ hgserve --prefix foo/
   listening at http://localhost/foo/ (bound to *$LOCALIP*:HGPORT1) (glob) (?)
   % errors
 
 With --prefix /foo/
 
   $ hgserve --prefix /foo/
   listening at http://localhost/foo/ (bound to *$LOCALIP*:HGPORT1) (glob) (?)
   % errors
 
   $ "$PYTHON" $RUNTESTDIR/killdaemons.py $DAEMON_PIDS
 
 With out of bounds accesses
 
   $ rm access.log
   $ hg serve -a localhost -p $HGPORT -d --prefix some/dir \
   >    --pid-file=hg.pid -E errors.log
   $ cat hg.pid >> "$DAEMON_PIDS"
 
   $ hg id http://localhost:$HGPORT/some/dir7
   abort: HTTP Error 404: Not Found
   [100]
   $ hg id http://localhost:$HGPORT/some
   abort: HTTP Error 404: Not Found
   [100]
 
   $ cat access.log errors.log
   $LOCALIP - - [$LOGDATE$] "GET /some/dir7?cmd=capabilities HTTP/1.1" 404 - (glob)
   $LOCALIP - - [$LOGDATE$] "GET /some?cmd=capabilities HTTP/1.1" 404 - (glob)
 
   $ "$PYTHON" $RUNTESTDIR/killdaemons.py $DAEMON_PIDS
 
 issue6362: Previously, this crashed on Python 3
 
   $ hg serve -a 0.0.0.0 -d --pid-file=hg.pid
   listening at http://*:$HGPORT1/ (bound to *:$HGPORT1) (glob) (?)
 
   $ cat hg.pid > "$DAEMON_PIDS"
   $ "$PYTHON" $RUNTESTDIR/killdaemons.py $DAEMON_PIDS
 
   $ cd ..