# Test various shell options.
# Interactive options not tested here:
#    ALWAYS_LAST_PROMPT
#    ALWAYS_TO_END
#    APPEND_HISTORY (history not maintained)
#    AUTO_LIST
#    AUTO_MENU
#    AUTO_NAME_DIRS  (named directory table not maintained)
#    AUTO_PARAM_KEYS
#    AUTO_PARAM_SLASH
#    AUTO_REMOVE_SLASH
#    AUTO_RESUME
#    BANG_HIST
#    BASH_AUTO_LIST
#    BEEP (!)
#    BG_NICE
#    CHECK_JOBS
#    COMPLETE_ALIASES
#    COMPLETE_IN_WORD
#    CORRECT
#    CORRECT_ALL
#    CSH_JUNKIE_HISTORY
#    DVORAK
#    EXTENDED_HISTORY
#    FLOW_CONTROL
#    GLOB_COMPLETE
#    HIST_ALLOW_CLOBBER
#    HIST_BEEP
#    HIST_EXPIRE_DUPS_FIRST
#    HIST_FIND_NO_DUPS
#    HIST_IGNORE_ALL_DUPS
#    HIST_IGNORE_DUPS (-h)
#    HIST_IGNORE_SPACE (-g)
#    HIST_NO_FUNCTIONS
#    HIST_NO_STORE
#    HIST_REDUCE_BLANKS
#    HIST_SAVE_NO_DUPS
#    HIST_VERIFY
#    HUP
#    IGNORE_EOF
#    INC_APPEND_HISTORY
#    INTERACTIVE
#    INTERACTIVE_COMMENTS
#    LIST_AMBIGUOUS
#    LIST_BEEP
#    LIST_PACKED
#    LIST_ROWS_FIRST
#    LIST_TYPES
#    LOGIN
#    LONG_LIST_JOBS
#    MAIL_WARNING
#    MENU_COMPLETE
#    MONITOR
#    NOTIFY
# The following require SHINSTDIN and are not (yet) tested:
#    AUTO_CD
#
# Other difficult things I haven't done:
#    GLOBAL_RCS (uses fixed files outside build area)
#    HASH_CMDS     )
#    HASH_DIRS     )  fairly seriously internal, hard to test at all
#    HASH_LIST_ALL )

%prep
  mkdir options.tmp && cd options.tmp
  mkdir tmpcd
  touch tmpfile1 tmpfile2
  mydir=$PWD
  catpath=$(which cat)

%test

  alias echo='print foo'
  unsetopt aliases
  # use eval else aliases are all parsed at start
  eval echo bar
  setopt aliases
  eval echo bar
  unalias echo
0:ALIASES option
>bar
>foo bar

  setopt allexport
  testpm1=exported
  unsetopt allexport
  testpm2=unexported
  print ${(t)testpm1}
  print ${(t)testpm2}
0:ALL_EXPORT option
>scalar-export
>scalar
  
  # Count the number of directories on the stack.  Don't care what they are.
  dircount() { dirs -v | tail -1 | awk '{ print $1 + 1}'; }
  unsetopt autopushd
  cd tmpcd
  dircount
  cd ..
  setopt autopushd
  cd tmpcd
  dircount
  cd ..
  unsetopt autopushd
0:AUTO_PUSHD option
>1
>2

  unsetopt badpattern
  print [a
  setopt badpattern
  print [b
1:BAD_PATTERN option
>[a
?ZTST_execchunk:2: bad pattern: [b

  unsetopt bareglobqual nomatch
  print *(.)
  setopt bareglobqual nomatch
  print *(.)
0:BARE_GLOB_QUAL option
>*(.)
>tmpfile1 tmpfile2

  setopt braceccl
  print {abcd}
  unsetopt braceccl
  print {abcd}
0:BRACE_CCL option
>a b c d
>{abcd}

  setopt bsdecho
  echo "histon\nimpington"
  echo -e "girton\ncottenham"
  unsetopt bsdecho
  echo "newnham\ncomberton"
0:BSD_ECHO option
>histon\nimpington
>girton
>cottenham
>newnham
>comberton

  unsetopt c_bases
  print $(( [#16]15 ))
  print $(( [#8]9 ))
  setopt c_bases
  print $(( [#16]31 ))
  print $(( [#8]17 ))
  setopt octal_zeroes
  print $(( [#8]19 ))
  unsetopt c_bases octal_zeroes
0:C_BASES option
>16#F
>8#11
>0x1F
>8#21
>023

  setopt cdablevars
  # only absolute paths are eligible for ~-expansion
  cdablevar1=tmpcd
  (cd cdablevar1)
  cdablevar2=$PWD/tmpcd
  cd cdablevar2
  cd ..
  print back in ${PWD:t}
  unsetopt cdablevars
  cd cdablevar2
1q:CDABLE_VARS option
>`print -P '%~'`/tmpcd
>back in options.tmp
?ZTST_execchunk:cd:2: no such file or directory: cdablevar1
?ZTST_execchunk:cd:2: no such file or directory: cdablevar2

# CHASE_DOTS should go with CHASE_LINKS in B01cd.ztst
# which saves me having to write it here.

  setopt noclobber
  rm -f foo1 bar1 rod1
  echo waterbeach >foo1
  (echo landbeach >foo1)
  cat foo1
  (echo lode >>bar1)
  [[ -f bar1 ]] && print That shouldn\'t be there.
  echo denny >rod1
  echo wicken >>rod1
  cat rod1
  unsetopt noclobber
  rm -f foo2 bar2 rod2
  echo ely >foo2
  echo march >foo2
  cat foo2
  echo wimpole >>bar2
  cat bar2
  echo royston >rod2
  echo foxton >>rod2
  cat rod2
  rm -f foo* bar* rod*
0:CLOBBER option
>waterbeach
>denny
>wicken
>march
>wimpole
>royston
>foxton
?ZTST_execchunk:2: file exists: foo1
?ZTST_execchunk:2: no such file or directory: bar1

   setopt cshjunkieloops
   eval 'for f in swaffham bulbeck; print $f; end'
   print next one should fail >&2
   unsetopt cshjunkieloops
   eval 'for f in chesterton arbury; print $f; end'
1:CSH_JUNKIE_LOOPS option (for loop)
>swaffham
>bulbeck
?next one should fail
?ZTST_execchunk:-1: parse error near `end'

  setopt cshjunkiequotes
  print this should cause an error >&2
  eval "print 'line one
  line two'"
  print this should not >&2
  eval "print 'line three\\
  line four'"
  unsetopt cshjunkiequotes
0:CSH_JUNKIE_QUOTES option
>line three
>  line four
?this should cause an error
?ZTST_execchunk:-1: unmatched '
?this should not

  nullcmd() { print '$NULLCMD run'; }
  readnullcmd() { print 'Running $READNULLCMD'; cat; }
  NULLCMD=nullcmd
  READNULLCMD=readnullcmd
  setopt cshnullcmd
  rm -f foo
  print "This should fail" >&2
  (>foo)
  print "This should succeed" >&2
  print "These are the contents of foo" >foo
  cat foo
  print "This should also fail" >&2
  (<foo)
  unsetopt cshnullcmd
  rm -f foo
  >foo
  <foo
  rm -f foo
0:CSH_NULL_CMD option
>These are the contents of foo
>Running $READNULLCMD
>$NULLCMD run
?This should fail
?ZTST_execchunk:2: redirection with no command
?This should succeed
?This should also fail
?ZTST_execchunk:2: redirection with no command

# nomatch should be overridden by cshnullglob
  setopt nomatch cshnullglob
  print tmp* nothing* blah
  print -n 'hoping for no match: ' >&2
  (print nothing* blah)
  print >&2
  unsetopt cshnullglob nomatch
  print tmp* nothing* blah
  print nothing* blah
0:CSH_NULL_GLOB option
>tmpcd tmpfile1 tmpfile2 blah
>tmpcd tmpfile1 tmpfile2 nothing* blah
>nothing* blah
?hoping for no match: ZTST_execchunk:2: no match
?

# The trick is to avoid =cat being expanded in the output while $catpath is.
  setopt NO_equals
  print -n trick; print =cat
  setopt equals
  print -n trick; print =cat
0q:EQUALS option
>trick=cat
>trick$catpath

# explanation of expected TRAPZERR output:  from false and from
# testfn() with ERR_EXIT on (hmm, should we really get a second one from
# the function exiting?), then from the false only with ERR_EXIT off.
  TRAPZERR() { print ZERR trapped; }
  testfn() { setopt localoptions $2; print $1 before; false; print $1 after; }
  (testfn on errexit)
  testfn off
  unfunction TRAPZERR testfn
0:ERR_EXIT option
>on before
>ZERR trapped
>ZERR trapped
>off before
>ZERR trapped
>off after

  (print before; setopt noexec; print after)
0:NO_EXEC option
>before

  # The EXTENDED_GLOB test doesn't test globbing fully --- it just tests
  # that certain patterns are treated literally with the option off
  # and as patterns with the option on.
  testfn() { print -n "$1 $2 $3 "; if [[ $1 = ${~2} ]];
             then print yes; else print no; fi; }
  tests=('a#' '?~b' '^aa')
  strings=('a' 'aa' 'b' 'a#' '?~b' '^aa')
  for opt in noextendedglob extendedglob; do
    setopt $opt
    for test in $tests; do
      for string in $strings; do
         testfn $string $test $opt
      done
    done
  done
0:EXTENDED_GLOB option
>a a# noextendedglob no
>aa a# noextendedglob no
>b a# noextendedglob no
>a# a# noextendedglob yes
>?~b a# noextendedglob no
>^aa a# noextendedglob no
>a ?~b noextendedglob no
>aa ?~b noextendedglob no
>b ?~b noextendedglob no
>a# ?~b noextendedglob no
>?~b ?~b noextendedglob yes
>^aa ?~b noextendedglob no
>a ^aa noextendedglob no
>aa ^aa noextendedglob no
>b ^aa noextendedglob no
>a# ^aa noextendedglob no
>?~b ^aa noextendedglob no
>^aa ^aa noextendedglob yes
>a a# extendedglob yes
>aa a# extendedglob yes
>b a# extendedglob no
>a# a# extendedglob no
>?~b a# extendedglob no
>^aa a# extendedglob no
>a ?~b extendedglob yes
>aa ?~b extendedglob no
>b ?~b extendedglob no
>a# ?~b extendedglob no
>?~b ?~b extendedglob no
>^aa ?~b extendedglob no
>a ^aa extendedglob yes
>aa ^aa extendedglob no
>b ^aa extendedglob yes
>a# ^aa extendedglob yes
>?~b ^aa extendedglob yes
>^aa ^aa extendedglob yes

  foo() { print My name is $0; }
  unsetopt functionargzero
  foo
  setopt functionargzero
  foo
  unfunction foo
0:FUNCTION_ARGZERO option
>My name is ZTST_execchunk
>My name is foo

  setopt _NO_glob_
  print tmp*
  set -o glob
  print tmp*
0:GLOB option
>tmp*
>tmpcd tmpfile1 tmpfile2

  showit() { local v;
             for v in first second third; do
               eval print \$$v \$\{\(t\)$v\}
	     done;
           }      
  setit() { typeset -x first=inside1;
            typeset +g -x second=inside2;
            typeset -g -x third=inside3;
            showit;
          }
  first=outside1 second=outside2 third=outside3
  unsetopt globalexport
  setit
  showit
  setopt globalexport
  setit
  showit
  unfunction setit showit
0:GLOBAL_EXPORT option
>inside1 scalar-local-export
>inside2 scalar-local-export
>inside3 scalar-export
>outside1 scalar
>outside2 scalar
>inside3 scalar-export
>inside1 scalar-export
>inside2 scalar-local-export
>inside3 scalar-export
>inside1 scalar-export
>outside2 scalar
>inside3 scalar-export

  setopt globassign
  foo=tmp*
  print $foo
  unsetopt globassign
  foo=tmp*
  print $foo
0:GLOB_ASSIGN option
>tmpcd tmpfile1 tmpfile2
>tmp*

  mkdir onlysomefiles
  touch onlysomefiles/.thisfile onlysomefiles/thatfile
  setopt globdots
  print onlysomefiles/*
  unsetopt globdots
  print onlysomefiles/*
  rm -rf onlysomefiles
0:GLOB_DOTS option
>onlysomefiles/.thisfile onlysomefiles/thatfile
>onlysomefiles/thatfile

  # we've tested this enough times already...
  # could add some stuff for other sorts of expansion
  foo='tmp*'
  setopt globsubst
  print ${foo}
  unsetopt globsubst
  print ${foo}
0:GLOB_SUBST option
>tmpcd tmpfile1 tmpfile2
>tmp*

  setopt ignorebraces
  echo X{a,b}Y
  unsetopt ignorebraces
  echo X{a,b}Y
0:IGNORE_BRACES option
>X{a,b}Y
>XaY XbY

  setopt ksh_arrays
  array=(one two three)
  print $array $array[2]
  print ${array[0]} ${array[1]} ${array[2]} ${array[3]}
  unsetopt ksh_arrays
  print $array $array[2]
  print ${array[0]} ${array[1]} ${array[2]} ${array[3]}
  unset array
0:KSH_ARRAYS option
>one one[2]
>one two three
>one two three two
>one one two three

  fpath=(.)
  echo >foo 'echo foo loaded; foo() { echo foo run; }'
  echo >bar 'bar() { echo bar run; }'
  setopt kshautoload
  autoload foo bar
  foo
  bar
  unfunction foo bar
  unsetopt kshautoload
  autoload foo bar
  foo
  bar
0:KSH_AUTOLOAD option
>foo loaded
>foo run
>bar run
>foo loaded
>bar run

# ksh_glob is tested by the glob tests.

  setopt kshoptionprint globassign
  print set
  setopt | grep kshoptionprint
  setopt | grep globassign
  unsetopt kshoptionprint
  print unset
  setopt | grep kshoptionprint
  setopt | grep globassign
  unsetopt globassign
0:KSH_OPTION_PRINT option
>set
>kshoptionprint        on
>globassign            on
>unset
>globassign

  showopt() { setopt | egrep 'localoptions|ksharrays'; }
  f1() { setopt localoptions ksharrays; showopt }
  f2() { setopt ksharrays; showopt }
  setopt kshoptionprint
  showopt
  f1
  showopt
  f2
  showopt
  unsetopt ksh_arrays
0:LOCAL_OPTIONS option
>ksharrays             off
>localoptions          off
>ksharrays             on
>localoptions          on
>ksharrays             off
>localoptions          off
>ksharrays             on
>localoptions          off
>ksharrays             on
>localoptions          off

# LOCAL_TRAPS was tested in C03traps (phew).

  fn() { local HOME=/any/old/name; print var=~ 'anything goes/here'=~; }
  setopt magicequalsubst
  fn
  unsetopt magicequalsubst
  fn
0:MAGIC_EQUAL_SUBST option
>var=/any/old/name anything goes/here=/any/old/name
>var=~ anything goes/here=~

  setopt MARK_DIRS
  print tmp*
  unsetopt MARK_DIRS
  print tmp*
0:MARK_DIRS option
>tmpcd/ tmpfile1 tmpfile2
>tmpcd tmpfile1 tmpfile2

# maybe should be in A04redirect
  print "This is in1" >in1
  print "This is in2" >in2
  unsetopt multios
  print Test message >foo1 >foo2
  print foo1: $(<foo1)
  print foo2: $(<foo2)
  cat <in1 <in2
  setopt multios
  print Test message >foo1 >foo2
  sleep 1   # damn, race in multios
  print foo1: $(<foo1)
  print foo2: $(<foo2)
  cat <in1 <in2
  rm -f foo1 foo2 in1 in2
0:MULTIOS option
>foo1:
>foo2: Test message
>This is in2
>foo1: Test message
>foo2: Test message
>This is in1
>This is in2

# tried this with other things, but not on its own, so much.
  unsetopt nomatch
  print with nonomatch: flooble*
  setopt nomatch
  print with nomatch flooble*
1:NOMATCH option
>with nonomatch: flooble*
?ZTST_execchunk:2: no matches found: flooble*

# NULL_GLOB should override NONOMATCH...
  setopt nullglob nomatch
  print frooble* tmp*
  unsetopt nullglob nomatch
  print frooble* tmp*
0:NULL_GLOB option
>tmpcd tmpfile1 tmpfile2
>frooble* tmpcd tmpfile1 tmpfile2