regexp.test
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- # Commands covered: regexp, regsub
- #
- # This file contains a collection of tests for one or more of the Tcl
- # built-in commands. Sourcing this file into Tcl runs the tests and
- # generates output for errors. No output means no errors were found.
- #
- # Copyright (c) 1991-1993 The Regents of the University of California.
- # Copyright (c) 1998 Sun Microsystems, Inc.
- # Copyright (c) 1998-1999 by Scriptics Corporation.
- #
- # See the file "license.terms" for information on usage and redistribution
- # of this file, and for a DISCLAIMER OF ALL WARRANTIES.
- #
- # RCS: @(#) $Id: regexp.test,v 1.22.2.4 2007/11/15 22:01:10 dgp Exp $
- if {[lsearch [namespace children] ::tcltest] == -1} {
- package require tcltest 2
- namespace import -force ::tcltest::*
- }
- catch {unset foo}
- test regexp-1.1 {basic regexp operation} {
- regexp ab*c abbbc
- } 1
- test regexp-1.2 {basic regexp operation} {
- regexp ab*c ac
- } 1
- test regexp-1.3 {basic regexp operation} {
- regexp ab*c ab
- } 0
- test regexp-1.4 {basic regexp operation} {
- regexp -- -gorp abc-gorpxxx
- } 1
- test regexp-1.5 {basic regexp operation} {
- regexp {^([^ ]*)[ ]*([^ ]*)} "" a
- } 1
- test regexp-1.6 {basic regexp operation} {
- list [catch {regexp {} abc} msg] $msg
- } {0 1}
- test regexp-1.7 {regexp utf compliance} {
- # if not UTF-8 aware, result is "0 1"
- set foo "u4e4eb q"
- regexp "u4e4eb q" "au4e4eb qwu5e4ex4e wq" bar
- list [string compare $foo $bar] [regexp 4 $bar]
- } {0 0}
- test regexp-2.1 {getting substrings back from regexp} {
- set foo {}
- list [regexp ab*c abbbbc foo] $foo
- } {1 abbbbc}
- test regexp-2.2 {getting substrings back from regexp} {
- set foo {}
- set f2 {}
- list [regexp a(b*)c abbbbc foo f2] $foo $f2
- } {1 abbbbc bbbb}
- test regexp-2.3 {getting substrings back from regexp} {
- set foo {}
- set f2 {}
- list [regexp a(b*)(c) abbbbc foo f2] $foo $f2
- } {1 abbbbc bbbb}
- test regexp-2.4 {getting substrings back from regexp} {
- set foo {}
- set f2 {}
- set f3 {}
- list [regexp a(b*)(c) abbbbc foo f2 f3] $foo $f2 $f3
- } {1 abbbbc bbbb c}
- test regexp-2.5 {getting substrings back from regexp} {
- set foo {}; set f1 {}; set f2 {}; set f3 {}; set f4 {}; set f5 {};
- set f6 {}; set f7 {}; set f8 {}; set f9 {}; set fa {}; set fb {};
- list [regexp (1*)(2*)(3*)(4*)(5*)(6*)(7*)(8*)(9*)(a*)(b*)
- 12223345556789999aabbb
- foo f1 f2 f3 f4 f5 f6 f7 f8 f9 fa fb] $foo $f1 $f2 $f3 $f4 $f5
- $f6 $f7 $f8 $f9 $fa $fb
- } {1 12223345556789999aabbb 1 222 33 4 555 6 7 8 9999 aa bbb}
- test regexp-2.6 {getting substrings back from regexp} {
- set foo 2; set f2 2; set f3 2; set f4 2
- list [regexp (a)(b)? xay foo f2 f3 f4] $foo $f2 $f3 $f4
- } {1 a a {} {}}
- test regexp-2.7 {getting substrings back from regexp} {
- set foo 1; set f2 1; set f3 1; set f4 1
- list [regexp (a)(b)?(c) xacy foo f2 f3 f4] $foo $f2 $f3 $f4
- } {1 ac a {} c}
- test regexp-2.8 {getting substrings back from regexp} {
- set match {}
- list [regexp {^a*b} aaaab match] $match
- } {1 aaaab}
- test regexp-2.9 {getting substrings back from regexp} {
- set foo {}
- set f2 {}
- list [regexp f352te(b*)c f352tebbbbc foo f2] $foo $f2
- } [list 1 f352tebbbbc bbbb]
- test regexp-2.10 {getting substrings back from regexp} {
- set foo {}
- set f2 {}
- list [regexp f352te(b*)c eff352tebbbbc foo f2] $foo $f2
- } [list 1 f352tebbbbc bbbb]
- test regexp-3.1 {-indices option to regexp} {
- set foo {}
- list [regexp -indices ab*c abbbbc foo] $foo
- } {1 {0 5}}
- test regexp-3.2 {-indices option to regexp} {
- set foo {}
- set f2 {}
- list [regexp -indices a(b*)c abbbbc foo f2] $foo $f2
- } {1 {0 5} {1 4}}
- test regexp-3.3 {-indices option to regexp} {
- set foo {}
- set f2 {}
- list [regexp -indices a(b*)(c) abbbbc foo f2] $foo $f2
- } {1 {0 5} {1 4}}
- test regexp-3.4 {-indices option to regexp} {
- set foo {}
- set f2 {}
- set f3 {}
- list [regexp -indices a(b*)(c) abbbbc foo f2 f3] $foo $f2 $f3
- } {1 {0 5} {1 4} {5 5}}
- test regexp-3.5 {-indices option to regexp} {
- set foo {}; set f1 {}; set f2 {}; set f3 {}; set f4 {}; set f5 {};
- set f6 {}; set f7 {}; set f8 {}; set f9 {}
- list [regexp -indices (1*)(2*)(3*)(4*)(5*)(6*)(7*)(8*)(9*)
- 12223345556789999
- foo f1 f2 f3 f4 f5 f6 f7 f8 f9] $foo $f1 $f2 $f3 $f4 $f5
- $f6 $f7 $f8 $f9
- } {1 {0 16} {0 0} {1 3} {4 5} {6 6} {7 9} {10 10} {11 11} {12 12} {13 16}}
- test regexp-3.6 {getting substrings back from regexp} {
- set foo 2; set f2 2; set f3 2; set f4 2
- list [regexp -indices (a)(b)? xay foo f2 f3 f4] $foo $f2 $f3 $f4
- } {1 {1 1} {1 1} {-1 -1} {-1 -1}}
- test regexp-3.7 {getting substrings back from regexp} {
- set foo 1; set f2 1; set f3 1; set f4 1
- list [regexp -indices (a)(b)?(c) xacy foo f2 f3 f4] $foo $f2 $f3 $f4
- } {1 {1 2} {1 1} {-1 -1} {2 2}}
- test regexp-4.1 {-nocase option to regexp} {
- regexp -nocase foo abcFOo
- } 1
- test regexp-4.2 {-nocase option to regexp} {
- set f1 22
- set f2 33
- set f3 44
- list [regexp -nocase {a(b*)([xy]*)z} aBbbxYXxxZ22 f1 f2 f3] $f1 $f2 $f3
- } {1 aBbbxYXxxZ Bbb xYXxx}
- test regexp-4.3 {-nocase option to regexp} {
- regexp -nocase FOo abcFOo
- } 1
- set x abcdefghijklmnopqrstuvwxyz1234567890
- set x $x$x$x$x$x$x$x$x$x$x$x$x
- test regexp-4.4 {case conversion in regexp} {
- list [regexp -nocase $x $x foo] $foo
- } "1 $x"
- catch {unset x}
- test regexp-5.1 {exercise cache of compiled expressions} {
- regexp .*a b
- regexp .*b c
- regexp .*c d
- regexp .*d e
- regexp .*e f
- regexp .*a bbba
- } 1
- test regexp-5.2 {exercise cache of compiled expressions} {
- regexp .*a b
- regexp .*b c
- regexp .*c d
- regexp .*d e
- regexp .*e f
- regexp .*b xxxb
- } 1
- test regexp-5.3 {exercise cache of compiled expressions} {
- regexp .*a b
- regexp .*b c
- regexp .*c d
- regexp .*d e
- regexp .*e f
- regexp .*c yyyc
- } 1
- test regexp-5.4 {exercise cache of compiled expressions} {
- regexp .*a b
- regexp .*b c
- regexp .*c d
- regexp .*d e
- regexp .*e f
- regexp .*d 1d
- } 1
- test regexp-5.5 {exercise cache of compiled expressions} {
- regexp .*a b
- regexp .*b c
- regexp .*c d
- regexp .*d e
- regexp .*e f
- regexp .*e xe
- } 1
- test regexp-6.1 {regexp errors} {
- list [catch {regexp a} msg] $msg
- } {1 {wrong # args: should be "regexp ?switches? exp string ?matchVar? ?subMatchVar subMatchVar ...?"}}
- test regexp-6.2 {regexp errors} {
- list [catch {regexp -nocase a} msg] $msg
- } {1 {wrong # args: should be "regexp ?switches? exp string ?matchVar? ?subMatchVar subMatchVar ...?"}}
- test regexp-6.3 {regexp errors} {
- list [catch {regexp -gorp a} msg] $msg
- } {1 {bad switch "-gorp": must be -all, -about, -indices, -inline, -expanded, -line, -linestop, -lineanchor, -nocase, -start, or --}}
- test regexp-6.4 {regexp errors} {
- list [catch {regexp a( b} msg] $msg
- } {1 {couldn't compile regular expression pattern: parentheses () not balanced}}
- test regexp-6.5 {regexp errors} {
- list [catch {regexp a( b} msg] $msg
- } {1 {couldn't compile regular expression pattern: parentheses () not balanced}}
- test regexp-6.6 {regexp errors} {
- list [catch {regexp a a f1 f1 f1 f1 f1 f1 f1 f1 f1 f1 f1 f1 f1 f1 f1 f1 f1 f1 f1 f1 f1 f1 f1 f1 f1 f1 f1 f1 f1 f1 f1 f1 f1 f1 f1 f1 f1 f1 f1 f1 f1 f1 f1 f1 f1 f1 f1 f1 f1 f1 f1 f1 f1 f1 f1} msg] $msg
- } {0 1}
- test regexp-6.7 {regexp errors} {
- list [catch {regexp (x)(.)(.)(.)(.)(.)(.)(.)(.)(.)(.)(.)(.)(.)(.)(.)(.)(.)(.)(.)(.)(.)(.)(.)(.)(.)(.)(.)(.)(.)(.)(.)(.)(.)(.)(.)(.)(.)(.)(.)(.)(.)(.)(.)(.)(.)(.)(.)(.)(.)(.) xyzzy} msg] $msg
- } {0 0}
- test regexp-6.8 {regexp errors} {
- catch {unset f1}
- set f1 44
- list [catch {regexp abc abc f1(f2)} msg] $msg
- } {1 {couldn't set variable "f1(f2)"}}
- test regexp-6.9 {regexp errors, -start bad int check} {
- list [catch {regexp -start bogus {^$} {}} msg] $msg
- } {1 {expected integer but got "bogus"}}
- test regexp-7.1 {basic regsub operation} {
- list [regsub aa+ xaxaaaxaa 111&222 foo] $foo
- } {1 xax111aaa222xaa}
- test regexp-7.2 {basic regsub operation} {
- list [regsub aa+ aaaxaa &111 foo] $foo
- } {1 aaa111xaa}
- test regexp-7.3 {basic regsub operation} {
- list [regsub aa+ xaxaaa 111& foo] $foo
- } {1 xax111aaa}
- test regexp-7.4 {basic regsub operation} {
- list [regsub aa+ aaa 11&2&333 foo] $foo
- } {1 11aaa2aaa333}
- test regexp-7.5 {basic regsub operation} {
- list [regsub aa+ xaxaaaxaa &2&333 foo] $foo
- } {1 xaxaaa2aaa333xaa}
- test regexp-7.6 {basic regsub operation} {
- list [regsub aa+ xaxaaaxaa 1&22& foo] $foo
- } {1 xax1aaa22aaaxaa}
- test regexp-7.7 {basic regsub operation} {
- list [regsub a(a+) xaxaaaxaa {11221} foo] $foo
- } {1 xax1aa22aaxaa}
- test regexp-7.8 {basic regsub operation} {
- list [regsub a(a+) xaxaaaxaa {1\1221} foo] $foo
- } "1 {xax1\aa22aaxaa}"
- test regexp-7.9 {basic regsub operation} {
- list [regsub a(a+) xaxaaaxaa {1\1221} foo] $foo
- } "1 {xax1\122aaxaa}"
- test regexp-7.10 {basic regsub operation} {
- list [regsub a(a+) xaxaaaxaa {1\&1} foo] $foo
- } "1 {xax1\aaaaaxaa}"
- test regexp-7.11 {basic regsub operation} {
- list [regsub a(a+) xaxaaaxaa {1&1} foo] $foo
- } {1 xax1&aaxaa}
- test regexp-7.12 {basic regsub operation} {
- list [regsub a(a+) xaxaaaxaa {1111&&} foo] $foo
- } {1 xaxaaaaaaaaaaaaaaxaa}
- test regexp-7.13 {basic regsub operation} {
- set foo xxx
- list [regsub abc xyz 111 foo] $foo
- } {0 xyz}
- test regexp-7.14 {basic regsub operation} {
- set foo xxx
- list [regsub ^ xyz "111 " foo] $foo
- } {1 {111 xyz}}
- test regexp-7.15 {basic regsub operation} {
- set foo xxx
- list [regsub -- -foo abc-foodef "111 " foo] $foo
- } {1 {abc111 def}}
- test regexp-7.16 {basic regsub operation} {
- set foo xxx
- list [regsub x "" y foo] $foo
- } {0 {}}
- test regexp-7.17 {regsub utf compliance} {
- # if not UTF-8 aware, result is "0 1"
- set foo "xyz555ijkau4e4ebpqr"
- regsub au4e4eb xyzau4e4ebijkau4e4ebpqr 555 bar
- list [string compare $foo $bar] [regexp 4 $bar]
- } {0 0}
- test regexp-8.1 {case conversion in regsub} {
- list [regsub -nocase a(a+) xaAAaAAay & foo] $foo
- } {1 xaAAaAAay}
- test regexp-8.2 {case conversion in regsub} {
- list [regsub -nocase a(a+) xaAAaAAay & foo] $foo
- } {1 xaAAaAAay}
- test regexp-8.3 {case conversion in regsub} {
- set foo 123
- list [regsub a(a+) xaAAaAAay & foo] $foo
- } {0 xaAAaAAay}
- test regexp-8.4 {case conversion in regsub} {
- set foo 123
- list [regsub -nocase a CaDE b foo] $foo
- } {1 CbDE}
- test regexp-8.5 {case conversion in regsub} {
- set foo 123
- list [regsub -nocase XYZ CxYzD b foo] $foo
- } {1 CbD}
- test regexp-8.6 {case conversion in regsub} {
- set x abcdefghijklmnopqrstuvwxyz1234567890
- set x $x$x$x$x$x$x$x$x$x$x$x$x
- set foo 123
- list [regsub -nocase $x $x b foo] $foo
- } {1 b}
- test regexp-9.1 {-all option to regsub} {
- set foo 86
- list [regsub -all x+ axxxbxxcxdx |&| foo] $foo
- } {4 a|xxx|b|xx|c|x|d|x|}
- test regexp-9.2 {-all option to regsub} {
- set foo 86
- list [regsub -nocase -all x+ aXxXbxxcXdx |&| foo] $foo
- } {4 a|XxX|b|xx|c|X|d|x|}
- test regexp-9.3 {-all option to regsub} {
- set foo 86
- list [regsub x+ axxxbxxcxdx |&| foo] $foo
- } {1 a|xxx|bxxcxdx}
- test regexp-9.4 {-all option to regsub} {
- set foo 86
- list [regsub -all bc axxxbxxcxdx |&| foo] $foo
- } {0 axxxbxxcxdx}
- test regexp-9.5 {-all option to regsub} {
- set foo xxx
- list [regsub -all node "node node more" yy foo] $foo
- } {2 {yy yy more}}
- test regexp-9.6 {-all option to regsub} {
- set foo xxx
- list [regsub -all ^ xxx 123 foo] $foo
- } {1 123xxx}
- test regexp-10.1 {expanded syntax in regsub} {
- set foo xxx
- list [regsub -expanded ". #commentn . #comment2" abc def foo] $foo
- } {1 defc}
- test regexp-10.2 {newline sensitivity in regsub} {
- set foo xxx
- list [regsub -line {^a.*b$} "dabcnaxybn" 123 foo] $foo
- } "1 {dabcn123n}"
- test regexp-10.3 {newline sensitivity in regsub} {
- set foo xxx
- list [regsub -line {^a.*b$} "dabcnaxybnxb" 123 foo] $foo
- } "1 {dabcn123nxb}"
- test regexp-10.4 {partial newline sensitivity in regsub} {
- set foo xxx
- list [regsub -lineanchor {^a.*b$} "danaxybnxb" 123 foo] $foo
- } "1 {dan123}"
- test regexp-10.5 {inverse partial newline sensitivity in regsub} {
- set foo xxx
- list [regsub -linestop {a.*b} "danbaxybnxb" 123 foo] $foo
- } "1 {danb123nxb}"
- test regexp-11.1 {regsub errors} {
- list [catch {regsub a b} msg] $msg
- } {1 {wrong # args: should be "regsub ?switches? exp string subSpec ?varName?"}}
- test regexp-11.2 {regsub errors} {
- list [catch {regsub -nocase a b} msg] $msg
- } {1 {wrong # args: should be "regsub ?switches? exp string subSpec ?varName?"}}
- test regexp-11.3 {regsub errors} {
- list [catch {regsub -nocase -all a b} msg] $msg
- } {1 {wrong # args: should be "regsub ?switches? exp string subSpec ?varName?"}}
- test regexp-11.4 {regsub errors} {
- list [catch {regsub a b c d e f} msg] $msg
- } {1 {wrong # args: should be "regsub ?switches? exp string subSpec ?varName?"}}
- test regexp-11.5 {regsub errors} {
- list [catch {regsub -gorp a b c} msg] $msg
- } {1 {bad switch "-gorp": must be -all, -nocase, -expanded, -line, -linestop, -lineanchor, -start, or --}}
- test regexp-11.6 {regsub errors} {
- list [catch {regsub -nocase a( b c d} msg] $msg
- } {1 {couldn't compile regular expression pattern: parentheses () not balanced}}
- test regexp-11.7 {regsub errors} {
- catch {unset f1}
- set f1 44
- list [catch {regsub -nocase aaa aaa xxx f1(f2)} msg] $msg
- } {1 {couldn't set variable "f1(f2)"}}
- test regexp-11.8 {regsub errors, -start bad int check} {
- list [catch {regsub -start bogus pattern string rep var} msg] $msg
- } {1 {expected integer but got "bogus"}}
- test regexp-11.9 {regsub without final variable name returns value} {
- regsub b abaca X
- } {aXaca}
- test regexp-11.10 {regsub without final variable name returns value} {
- regsub -all a abaca X
- } {XbXcX}
- test regexp-11.11 {regsub without final variable name returns value} {
- regsub b(.*?)d abcdeabcfde {,&,1,}
- } {a,bcd,c,eabcfde}
- test regexp-11.12 {regsub without final variable name returns value} {
- regsub -all b(.*?)d abcdeabcfde {,&,1,}
- } {a,bcd,c,ea,bcfd,cf,e}
- # This test crashes on the Mac unless you increase the Stack Space to about 1
- # Meg. This is probably bigger than most users want...
- # 8.2.3 regexp reduced stack space requirements, but this should be
- # tested again
- test regexp-12.1 {Tcl_RegExpExec: large number of subexpressions} {macCrash} {
- list [regexp (.)(.)(.)(.)(.)(.)(.)(.)(.)(.)(.)(.)(.)(.)(.)(.)(.)(.)(.)(.)(.)(.)(.)(.)(.)(.) abcdefghijklmnopqrstuvwxyz all a b c d e f g h i j k l m n o p q r s t u v w x y z] $all $a $b $c $d $e $f $g $h $i $j $k $l $m $n $o $p $q $r $s $t $u $v $w $x $y $z
- } {1 abcdefghijklmnopqrstuvwxyz a b c d e f g h i j k l m n o p q r s t u v w x y z}
- test regexp-13.1 {regsub of a very large string} {
- # This test is designed to stress the memory subsystem in order
- # to catch Bug #933. It only fails if the Tcl memory allocator
- # is in use.
- set line {BEGIN_TABLE ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; END_TABLE}
- set filedata [string repeat $line 200]
- for {set i 1} {$i<10} {incr i} {
- regsub -all "BEGIN_TABLE " $filedata "" newfiledata
- }
- set x done
- } {done}
- test regexp-14.1 {CompileRegexp: regexp cache} {
- regexp .*a b
- regexp .*b c
- regexp .*c d
- regexp .*d e
- regexp .*e f
- set x .
- append x *a
- regexp $x bbba
- } 1
- test regexp-14.2 {CompileRegexp: regexp cache, different flags} {
- regexp .*a b
- regexp .*b c
- regexp .*c d
- regexp .*d e
- regexp .*e f
- set x .
- append x *a
- regexp -nocase $x bbba
- } 1
- testConstraint exec [llength [info commands exec]]
- test regexp-14.3 {CompileRegexp: regexp cache, empty regexp and empty cache} -constraints {
- exec
- } -setup {
- set junk [makeFile {puts [regexp {} foo]} junk.tcl]
- } -body {
- exec [interpreter] $junk
- } -cleanup {
- removeFile junk.tcl
- } -result 1
- test regexp-15.1 {regexp -start} {
- catch {unset x}
- list [regexp -start -10 {d} 1abc2de3 x] $x
- } {1 1}
- test regexp-15.2 {regexp -start} {
- catch {unset x}
- list [regexp -start 2 {d} 1abc2de3 x] $x
- } {1 2}
- test regexp-15.3 {regexp -start} {
- catch {unset x}
- list [regexp -start 4 {d} 1abc2de3 x] $x
- } {1 2}
- test regexp-15.4 {regexp -start} {
- catch {unset x}
- list [regexp -start 5 {d} 1abc2de3 x] $x
- } {1 3}
- test regexp-15.5 {regexp -start, over end of string} {
- catch {unset x}
- list [regexp -start [string length 1abc2de3] {d} 1abc2de3 x] [info exists x]
- } {0 0}
- test regexp-15.6 {regexp -start, loss of ^$ behavior} {
- list [regexp -start 2 {^$} {}]
- } {0}
- test regexp-16.1 {regsub -start} {
- catch {unset x}
- list [regsub -all -start 2 {d} a1b2c3d4e5 {/&} x] $x
- } {4 a1b/2c/3d/4e/5}
- test regexp-16.2 {regsub -start} {
- catch {unset x}
- list [regsub -all -start -25 {z} hello {/&} x] $x
- } {0 hello}
- test regexp-16.3 {regsub -start} {
- catch {unset x}
- list [regsub -all -start 3 {z} hello {/&} x] $x
- } {0 hello}
- test regexp-16.4 {regsub -start, A behavior} {
- set out {}
- lappend out [regsub -start 0 -all {A(w)} {abcde} {/1} x] $x
- lappend out [regsub -start 2 -all {A(w)} {abcde} {/1} x] $x
- } {5 /a/b/c/d/e 3 ab/c/d/e}
- test regexp-17.1 {regexp -inline} {
- regexp -inline b ababa
- } {b}
- test regexp-17.2 {regexp -inline} {
- regexp -inline (b) ababa
- } {b b}
- test regexp-17.3 {regexp -inline -indices} {
- regexp -inline -indices (b) ababa
- } {{1 1} {1 1}}
- test regexp-17.4 {regexp -inline} {
- regexp -inline {w(d+)w} " hello 23 there456def "
- } {e456d 456}
- test regexp-17.5 {regexp -inline no matches} {
- regexp -inline {w(d+)w} ""
- } {}
- test regexp-17.6 {regexp -inline no matches} {
- regexp -inline hello goodbye
- } {}
- test regexp-17.7 {regexp -inline, no matchvars allowed} {
- list [catch {regexp -inline b abc match} msg] $msg
- } {1 {regexp match variables not allowed when using -inline}}
- test regexp-18.1 {regexp -all} {
- regexp -all b bbbbb
- } {5}
- test regexp-18.2 {regexp -all} {
- regexp -all b abababbabaaaaaaaaaab
- } {6}
- test regexp-18.3 {regexp -all -inline} {
- regexp -all -inline b abababbabaaaaaaaaaab
- } {b b b b b b}
- test regexp-18.4 {regexp -all -inline} {
- regexp -all -inline {w(w)} abcdefg
- } {ab b cd d ef f}
- test regexp-18.5 {regexp -all -inline} {
- regexp -all -inline {w(w)$} abcdefg
- } {fg g}
- test regexp-18.6 {regexp -all -inline} {
- regexp -all -inline {d+} 10:20:30:40
- } {10 20 30 40}
- test regexp-18.7 {regexp -all -inline} {
- list [catch {regexp -all -inline b abc match} msg] $msg
- } {1 {regexp match variables not allowed when using -inline}}
- test regexp-18.8 {regexp -all} {
- # This should not cause an infinite loop
- regexp -all -inline {a*} a
- } {a}
- test regexp-18.9 {regexp -all} {
- # Yes, the expected result is {a {}}. Here's why:
- # Start at index 0; a* matches the "a" there then stops.
- # Go to index 1; a* matches the lambda (or {}) there then stops. Recall
- # that a* matches zero or more "a"'s; thus it matches the string "b", as
- # there are zero or more "a"'s there.
- # Go to index 2; this is past the end of the string, so stop.
- regexp -all -inline {a*} ab
- } {a {}}
- test regexp-18.10 {regexp -all} {
- # Yes, the expected result is {a {} a}. Here's why:
- # Start at index 0; a* matches the "a" there then stops.
- # Go to index 1; a* matches the lambda (or {}) there then stops. Recall
- # that a* matches zero or more "a"'s; thus it matches the string "b", as
- # there are zero or more "a"'s there.
- # Go to index 2; a* matches the "a" there then stops.
- # Go to index 3; this is past the end of the string, so stop.
- regexp -all -inline {a*} aba
- } {a {} a}
- test regexp-18.11 {regexp -all} {
- regexp -all -inline {^a} aaaa
- } {a}
- test regexp-18.12 {regexp -all -inline -indices} {
- regexp -all -inline -indices a(b(c)d|e(f)g)h abcdhaefgh
- } {{0 4} {1 3} {2 2} {-1 -1} {5 9} {6 8} {-1 -1} {7 7}}
- test regexp-19.1 {regsub null replacement} {
- regsub -all {@} {@hel@lo@} "