test-debugcomplete: add --show merge option to output

tests/test-debugcomplete.out

@@ -1,227 +1,227
 % Show all commands except debug commands
 add
 addremove
 annotate
 archive
 backout
 bisect
 branch
 branches
 bundle
 cat
 clone
 commit
 copy
 diff
 export
 grep
 heads
 help
 identify
 import
 incoming
 init
 locate
 log
 manifest
 merge
 outgoing
 parents
 paths
 pull
 push
 recover
 remove
 rename
 resolve
 revert
 rollback
 root
 serve
 showconfig
 status
 tag
 tags
 tip
 unbundle
 update
 verify
 version
 
 % Show all commands that start with "a"
 add
 addremove
 annotate
 archive
 
 % Do not show debug commands if there are other candidates
 diff
 
 % Show debug commands if there are no other candidates
 debugancestor
 debugcheckstate
 debugcommands
 debugcomplete
 debugconfig
 debugdata
 debugdate
 debugfsinfo
 debugindex
 debugindexdot
 debuginstall
 debugrawcommit
 debugrebuildstate
 debugrename
 debugsetparents
 debugstate
 debugwalk
 
 % Do not show the alias of a debug command if there are other candidates
 % (this should hide rawcommit)
 recover
 remove
 rename
 resolve
 revert
 rollback
 root
 
 % Show the alias of a debug command if there are no other candidates
 rawcommit
 
 % Show the global options
 --config
 --cwd
 --debug
 --debugger
 --encoding
 --encodingmode
 --help
 --noninteractive
 --profile
 --quiet
 --repository
 --time
 --traceback
 --verbose
 --version
 -R
 -h
 -q
 -v
 -y
 
 % Show the options for the "serve" command
 --accesslog
 --address
 --certificate
 --config
 --cwd
 --daemon
 --daemon-pipefds
 --debug
 --debugger
 --encoding
 --encodingmode
 --errorlog
 --help
 --ipv6
 --name
 --noninteractive
 --pid-file
 --port
 --prefix
 --profile
 --quiet
 --repository
 --stdio
 --style
 --templates
 --time
 --traceback
 --verbose
 --version
 --webdir-conf
 -6
 -A
 -E
 -R
 -a
 -d
 -h
 -n
 -p
 -q
 -t
 -v
 -y
 
 % Show an error if we use --options with an ambiguous abbreviation
 hg: command 's' is ambiguous:
     serve showconfig status
 
 % Show all commands + options
 add: include, exclude, dry-run
 annotate: rev, follow, text, user, date, number, changeset, line-number, include, exclude
 clone: noupdate, rev, pull, uncompressed, ssh, remotecmd
 commit: addremove, close-branch, include, exclude, message, logfile, date, user
 diff: rev, change, text, git, nodates, show-function, ignore-all-space, ignore-space-change, ignore-blank-lines, unified, include, exclude
 export: output, switch-parent, text, git, nodates
 init: ssh, remotecmd
 log: follow, follow-first, date, copies, keyword, rev, removed, only-merges, user, only-branch, prune, patch, git, limit, no-merges, style, template, include, exclude
-merge: force, rev
+merge: force, rev, show
 parents: rev, style, template
 pull: update, force, rev, ssh, remotecmd
 push: force, rev, ssh, remotecmd
 remove: after, force, include, exclude
 serve: accesslog, daemon, daemon-pipefds, errorlog, port, address, prefix, name, webdir-conf, pid-file, stdio, templates, style, ipv6, certificate
 status: all, modified, added, removed, deleted, clean, unknown, ignored, no-status, copies, print0, rev, include, exclude
 update: clean, date, rev
 addremove: similarity, include, exclude, dry-run
 archive: no-decode, prefix, rev, type, include, exclude
 backout: merge, parent, rev, include, exclude, message, logfile, date, user
 bisect: reset, good, bad, skip, command, noupdate
 branch: force, clean
 branches: active
 bundle: force, rev, base, all, type, ssh, remotecmd
 cat: output, rev, decode, include, exclude
 copy: after, force, include, exclude, dry-run
 debugancestor: 
 debugcheckstate: 
 debugcommands: 
 debugcomplete: options
 debugdata: 
 debugdate: extended
 debugfsinfo: 
 debugindex: 
 debugindexdot: 
 debuginstall: 
 debugrawcommit: parent, files, message, logfile, date, user
 debugrebuildstate: rev
 debugrename: rev
 debugsetparents: 
 debugstate: nodates
 debugwalk: include, exclude
 grep: print0, all, follow, ignore-case, files-with-matches, line-number, rev, user, date, include, exclude
 heads: rev, active, style, template
 help: 
 identify: rev, num, id, branch, tags
 import: strip, base, force, no-commit, exact, import-branch, message, logfile, date, user, similarity
 incoming: force, newest-first, bundle, rev, patch, git, limit, no-merges, style, template, ssh, remotecmd
 locate: rev, print0, fullpath, include, exclude
 manifest: rev
 outgoing: force, rev, newest-first, patch, git, limit, no-merges, style, template, ssh, remotecmd
 paths: 
 recover: 
 rename: after, force, include, exclude, dry-run
 resolve: all, list, mark, unmark, include, exclude
 revert: all, date, rev, no-backup, include, exclude, dry-run
 rollback: 
 root: 
 showconfig: untrusted
 tag: force, local, rev, remove, message, date, user
 tags: 
 tip: patch, git, style, template
 unbundle: update
 verify: 
 version: