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Diffstat (limited to 'tests/ifs-posix.tests')
| -rw-r--r-- | tests/ifs-posix.tests | 257 |
1 files changed, 257 insertions, 0 deletions
diff --git a/tests/ifs-posix.tests b/tests/ifs-posix.tests new file mode 100644 index 0000000..cf9a898 --- /dev/null +++ b/tests/ifs-posix.tests @@ -0,0 +1,257 @@ +# Usage: $SHELL ifs.sh +# +# This script generates 6856 tests for the set(1) and read(1) +# builtins w.r.t. IFS whitespace and non-whitespace characters. +# Each failed test produces one line on the standard output that +# contains the test along with the expected and actual results. +# The last output line contains the test result counts. ordered>0 +# are the number of tests where IFS=": " produced different results +# than IFS=" :". If a test fails the same way for IFS=": " and +# IFS=" :" then the second output line is suppressed. + +TESTS=6856 + +ksh_read=0 +echo 1 | read ksh_read +ksh_arith=0 +eval '((ksh_arith+=1))' 2>/dev/null + +failed=0 +ordered=0 +passed=0 + +split() +{ + i=$1 s=$2 r=$3 S='' R='' + for ifs in ': ' ' :' + do IFS=$ifs + set x $i + shift + IFS=' ' + g="[$#]" + while : + do case $# in + 0) break ;; + esac + g="$g($1)" + shift + done + case $g in + "$s") case $ksh_arith in + 1) ((passed+=1)) ;; + *) passed=`expr $passed + 1` ;; + esac + case $S in + '') S=$g + ;; + "$g") ;; + *) case $ksh_arith in + 1) ((ordered+=1)) ;; + *) ordered=`expr $ordered + 1` ;; + esac + ;; + esac + ;; + "$S") case $ksh_arith in + 1) ((failed+=1)) ;; + *) failed=`expr $failed + 1` ;; + esac + ;; + *) case $ksh_arith in + 1) ((failed+=1)) ;; + *) failed=`expr $failed + 1` ;; + esac + case $s in + "$S") ;; + ?0*) echo "IFS=\"$ifs\"; x=\"$i\"; set x \$x; shift; echo \"[\$#]\" # expected \"$s\" got \"$g\"" ;; + ?1*) echo "IFS=\"$ifs\"; x=\"$i\"; set x \$x; shift; echo \"[\$#](\$1)\" # expected \"$s\" got \"$g\"" ;; + ?2*) echo "IFS=\"$ifs\"; x=\"$i\"; set x \$x; shift; echo \"[\$#](\$1)(\$2)\" # expected \"$s\" got \"$g\"" ;; + ?3*) echo "IFS=\"$ifs\"; x=\"$i\"; set x \$x; shift; echo \"[\$#](\$1)(\$2)(\$3)\" # expected \"$s\" got \"$g\"" ;; + *) echo TEST ERROR i="'$i'" s="'$s'" ;; + esac + case $S in + '') S=$g + ;; + "$g") ;; + *) case $ksh_arith in + 1) ((ordered+=1)) ;; + *) ordered=`expr $ordered + 1` ;; + esac + ;; + esac + esac + case $ksh_read in + 1) echo "$i" | IFS=$ifs read x y; g="($x)($y)" ;; + *) g=`export ifs; echo "$i" | ( IFS=$ifs; read x y; echo "($x)($y)" )` ;; + esac + case $g in + "$r") case $ksh_arith in + 1) ((passed+=1)) ;; + *) passed=`expr $passed + 1` ;; + esac + case $R in + '') R=$g + ;; + "$g") ;; + *) case $ksh_arith in + 1) ((ordered+=1)) ;; + *) ordered=`expr $ordered + 1` ;; + esac + ;; + esac + ;; + "$R") case $ksh_arith in + 1) ((failed+=1)) ;; + *) failed=`expr $failed + 1` ;; + esac + ;; + *) case $ksh_arith in + 1) ((failed+=1)) ;; + *) failed=`expr $failed + 1` ;; + esac + case $r in + "$R") ;; + *) echo "echo \"$i\" | ( IFS=\"$ifs\" read x y; echo \"(\$x)(\$y)\" ) # expected \"$r\" got \"$g\"" ;; + esac + case $R in + '') R=$g + ;; + "$g") ;; + *) case $ksh_arith in + 1) ((ordered+=1)) ;; + *) ordered=`expr $ordered + 1` ;; + esac + ;; + esac + ;; + esac + done +} + +for str in \ + '-' \ + 'a' \ + '- -' \ + '- a' \ + 'a -' \ + 'a b' \ + '- - -' \ + '- - a' \ + '- a -' \ + '- a b' \ + 'a - -' \ + 'a - b' \ + 'a b -' \ + 'a b c' \ + +do + IFS=' ' + set x $str + + shift + case $# in + 0) continue ;; + esac + + f1=$1 + case $f1 in + '-') f1='' ;; + esac + + shift + case $# in + 0) for d0 in '' ' ' + do + for d1 in '' ' ' ':' ' :' ': ' ' : ' + do + case $f1$d1 in + '') split "$d0$f1$d1" "[0]" "()()" ;; + ' ') ;; + *) split "$d0$f1$d1" "[1]($f1)" "($f1)()" ;; + esac + done + done + continue + ;; + esac + f2=$1 + case $f2 in + '-') f2='' ;; + esac + + shift + case $# in + 0) for d0 in '' ' ' + do + for d1 in ' ' ':' ' :' ': ' ' : ' + do + case ' ' in + $f1$d1|$d1$f2) continue ;; + esac + for d2 in '' ' ' ':' ' :' ': ' ' : ' + do + case $f2$d2 in + '') split "$d0$f1$d1$f2$d2" "[1]($f1)" "($f1)()" ;; + ' ') ;; + *) split "$d0$f1$d1$f2$d2" "[2]($f1)($f2)" "($f1)($f2)" ;; + esac + done + done + done + continue + ;; + esac + f3=$1 + case $f3 in + '-') f3='' ;; + esac + + shift + case $# in + 0) for d0 in '' ' ' + do + for d1 in ':' ' :' ': ' ' : ' + do + case ' ' in + $f1$d1|$d1$f2) continue ;; + esac + for d2 in ' ' ':' ' :' ': ' ' : ' + do + case $f2$d2 in + ' ') continue ;; + esac + case ' ' in + $f2$d2|$d2$f3) continue ;; + esac + for d3 in '' ' ' ':' ' :' ': ' ' : ' + do + case $f3$d3 in + '') split "$d0$f1$d1$f2$d2$f3$d3" "[2]($f1)($f2)" "($f1)($f2)" ;; + ' ') ;; + *) x=$f2$d2$f3$d3 + x=${x#' '} + x=${x%' '} + split "$d0$f1$d1$f2$d2$f3$d3" "[3]($f1)($f2)($f3)" "($f1)($x)" + ;; + esac + done + done + done + done + continue + ;; + esac +done +case $ksh_arith in +1) ((tests=passed+failed)) ;; +*) tests=`expr $passed + $failed` ;; +esac +case $ordered in +0) ordered="" ;; +*) ordered=" ordered $ordered" ;; +esac +case $tests in +$TESTS) fatal="" ;; +*) fatal=" -- fundamental IFS error -- $TESTS tests expected" +esac +echo "# tests $tests passed $passed failed $failed$ordered$fatal" |