1######################################################################## 2# # 3# This software is part of the ast package # 4# Copyright (c) 1982-2009 AT&T Intellectual Property # 5# and is licensed under the # 6# Common Public License, Version 1.0 # 7# by AT&T Intellectual Property # 8# # 9# A copy of the License is available at # 10# http://www.opensource.org/licenses/cpl1.0.txt # 11# (with md5 checksum 059e8cd6165cb4c31e351f2b69388fd9) # 12# # 13# Information and Software Systems Research # 14# AT&T Research # 15# Florham Park NJ # 16# # 17# David Korn <dgk@research.att.com> # 18# # 19######################################################################## 20function err_exit2 21{ 22 print -u2 -n "\t" 23 print -u2 -r ${Command}[$1]: "${@:2}" 24 (( Errors+=1 )) 25} 26 27function testfunc 28{ 29 integer line_number=$1 30 typeset cmd="$2" 31 typeset expected_output="$3" 32 typeset output 33 34 output="$($SHELL -c "${cmd}" 2>&1 )" 35 36 [[ "${output}" != "${expected_output}" ]] && err_exit2 ${line_number} "${output} != ${expected_output}" 37} 38alias testfunc='testfunc $LINENO' 39alias err_exit='err_exit2 $LINENO' 40 41Command=${0##*/} 42integer Errors=0 43 44# string 45testfunc '(function l { typeset -S x ; x+="#" ; $1 && print "$x" ; } ; l false ; l false ; l true)' "###" 46testfunc 'function l { typeset -S x=">" ; x+="#" ; $1 && print "$x" ; } ; l false ; l false ; l true' ">###" 47testfunc 'function l { typeset -S x=">" ; x+="#" ; $1 && print "$x" ; } ; l false ; (l false) ; l true' ">##" 48testfunc 'function l { typeset -S x=">" ; x+="#" ; $1 && print "$x" ; } ; l false; ( ulimit -c 0 ; l false) ; l true' ">##" 49 50# integer 51testfunc '(function l { typeset -S -i x ; x+=1 ; $1 && print "$x" ; } ; l false ; l false ; l true )' "3" 52testfunc '(function l { typeset -S -i x ; x+=1 ; $1 && print "$x" ; } ; l false ; (l false) ; l true )' "2" 53 54# float 55testfunc '(function l { float -S x=0.5 ; (( x+=.5 )) ; $1 && print "$x" ; } ; l false ; l false ; l true )' "2" 56testfunc '(function l { float -S x=0.5 ; (( x+=.5 )) ; $1 && print "$x" ; } ; l false ; (l false) ; l true )' "1.5" 57 58# compound variable 59[[ "${ 60 function l 61 { 62 typeset -S s=( a=0 b=0 ) 63 64 (( s.a++, s.b++ )) 65 66 $1 && printf 'a=%d, b=%d\n' s.a s.b 67 } 68 l false ; l false ; l true 69}" != "a=3, b=3" ]] && err_exit "static compound var failed" 70 71 72# array variable 73expected="helloan elementan elementan element" 74got=$( 75 function ar 76 { 77 typeset -a -S s=( "hello" ) 78 79 s+=( "an element" ) 80 81 $1 && { printf '%s' "${s[@]}" ; printf '\n' ; } 82 } 83 ar false ; ar false ; ar true 84) 85[[ $got != $expected ]] && err_exit "static array var failed -- expected '$expected', got '$got'" 86 87 88# Test visibilty of "global" vs. "static" variables. if we have a "static" variable in a 89# function and "unset" it we should see a global variable with the same 90# name, right ? 91integer hx=5 92function test_hx_scope 93{ 94 integer -S hx=9 95 $2 && unset hx 96 $1 && printf "hx=%d\n" hx 97} 98test_hx_scope false false 99test_hx_scope false false 100# first test the "unset" call in a $(...) subshell... 101[[ "$( test_hx_scope true true )" != "hx=5" ]] && err_exit "can't see global variable hx after unsetting static variable hx" 102# ... end then test whether the value has changed. 103[[ "${ test_hx_scope true false }" != "hx=9" ]] && err_exit "hx variable somehow changed" 104 105exit $((Errors)) 106 107