1./shopt.tests: line 2: shopt: -z: invalid option 2shopt: usage: shopt [-pqsu] [-o long-option] optname [optname...] 3-- 4shopt -u cdable_vars 5shopt -s cdspell 6shopt -u checkhash 7shopt -u checkwinsize 8shopt -s cmdhist 9shopt -u compat31 10shopt -u dotglob 11shopt -u execfail 12shopt -s expand_aliases 13shopt -u extdebug 14shopt -u extglob 15shopt -s extquote 16shopt -u failglob 17shopt -s force_fignore 18shopt -u gnu_errfmt 19shopt -u histappend 20shopt -u histreedit 21shopt -u histverify 22shopt -s hostcomplete 23shopt -u huponexit 24shopt -s interactive_comments 25shopt -u lithist 26shopt -u login_shell 27shopt -u mailwarn 28shopt -u no_empty_cmd_completion 29shopt -u nocaseglob 30shopt -u nocasematch 31shopt -u nullglob 32shopt -s progcomp 33shopt -s promptvars 34shopt -u restricted_shell 35shopt -u shift_verbose 36shopt -s sourcepath 37shopt -u xpg_echo 38-- 39shopt -u huponexit 40shopt -u checkwinsize 41shopt -s sourcepath 42-- 43shopt -s cdspell 44shopt -s cmdhist 45shopt -s expand_aliases 46shopt -s extquote 47shopt -s force_fignore 48shopt -s hostcomplete 49shopt -s interactive_comments 50shopt -s progcomp 51shopt -s promptvars 52shopt -s sourcepath 53-- 54shopt -u cdable_vars 55shopt -u checkhash 56shopt -u checkwinsize 57shopt -u compat31 58shopt -u dotglob 59shopt -u execfail 60shopt -u extdebug 61shopt -u extglob 62shopt -u failglob 63shopt -u gnu_errfmt 64shopt -u histappend 65shopt -u histreedit 66shopt -u histverify 67shopt -u huponexit 68shopt -u lithist 69shopt -u login_shell 70shopt -u mailwarn 71shopt -u no_empty_cmd_completion 72shopt -u nocaseglob 73shopt -u nocasematch 74shopt -u nullglob 75shopt -u restricted_shell 76shopt -u shift_verbose 77shopt -u xpg_echo 78-- 79cdable_vars off 80checkhash off 81checkwinsize off 82compat31 off 83dotglob off 84execfail off 85extdebug off 86extglob off 87failglob off 88gnu_errfmt off 89histappend off 90histreedit off 91histverify off 92huponexit off 93lithist off 94login_shell off 95mailwarn off 96no_empty_cmd_completion off 97nocaseglob off 98nocasematch off 99nullglob off 100restricted_shell off 101shift_verbose off 102xpg_echo off 103-- 104set +o allexport 105set -o braceexpand 106set -o emacs 107set +o errexit 108set +o errtrace 109set +o functrace 110set -o hashall 111set -o histexpand 112set -o history 113set +o ignoreeof 114set -o interactive-comments 115set +o keyword 116set -o monitor 117set +o noclobber 118set +o noexec 119set +o noglob 120set +o nolog 121set +o notify 122set +o nounset 123set +o onecmd 124set +o physical 125set +o pipefail 126set +o posix 127set -o privileged 128set +o verbose 129set +o vi 130set +o xtrace 131-- 132allexport off 133braceexpand on 134emacs on 135errexit off 136errtrace off 137functrace off 138hashall on 139histexpand on 140history on 141ignoreeof off 142interactive-comments on 143keyword off 144monitor on 145noclobber off 146noexec off 147noglob off 148nolog off 149notify off 150nounset off 151onecmd off 152physical off 153pipefail off 154posix off 155privileged on 156verbose off 157vi off 158xtrace off 159-- 160set +o allexport 161set -o braceexpand 162set -o emacs 163set +o errexit 164set +o errtrace 165set +o functrace 166set -o hashall 167set -o histexpand 168set -o history 169set +o ignoreeof 170set -o interactive-comments 171set +o keyword 172set -o monitor 173set +o noclobber 174set +o noexec 175set +o noglob 176set +o nolog 177set +o notify 178set +o nounset 179set +o onecmd 180set +o physical 181set +o pipefail 182set +o posix 183set -o privileged 184set +o verbose 185set +o vi 186set +o xtrace 187-- 188set -o history 189set +o verbose 190-- 191set -o braceexpand 192set -o emacs 193set -o hashall 194set -o histexpand 195set -o history 196set -o interactive-comments 197set -o monitor 198set -o privileged 199-- 200set +o allexport 201set +o errexit 202set +o errtrace 203set +o functrace 204set +o ignoreeof 205set +o keyword 206set +o noclobber 207set +o noexec 208set +o noglob 209set +o nolog 210set +o notify 211set +o nounset 212set +o onecmd 213set +o physical 214set +o pipefail 215set +o posix 216set +o verbose 217set +o vi 218set +o xtrace 219-- 220allexport off 221errexit off 222errtrace off 223functrace off 224ignoreeof off 225keyword off 226noclobber off 227noexec off 228noglob off 229nolog off 230notify off 231nounset off 232onecmd off 233physical off 234pipefail off 235posix off 236verbose off 237vi off 238xtrace off 239-- 240./shopt.tests: line 93: shopt: xyz1: invalid shell option name 241./shopt.tests: line 94: shopt: xyz1: invalid option name 242