regexp.test

tcl是工具命令语言

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 ". \#comment\n  . \#comment2" abc def foo] $foo
} {1 defc}
test regexp-10.2 {newline sensitivity in regsub} {
    set foo xxx
    list [regsub -line {^a.*b$} "dabc\naxyb\n" 123 foo] $foo
} "1 {dabc\n123\n}"
test regexp-10.3 {newline sensitivity in regsub} {
    set foo xxx
    list [regsub -line {^a.*b$} "dabc\naxyb\nxb" 123 foo] $foo
} "1 {dabc\n123\nxb}"
test regexp-10.4 {partial newline sensitivity in regsub} {
    set foo xxx
    list [regsub -lineanchor {^a.*b$} "da\naxyb\nxb" 123 foo] $foo
} "1 {da\n123}"
test regexp-10.5 {inverse partial newline sensitivity in regsub} {
    set foo xxx
    list [regsub -linestop {a.*b} "da\nbaxyb\nxb" 123 foo] $foo
} "1 {da\nb123\nxb}"

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} {
	exec
} {
    exec [interpreter] [makeFile {puts [regexp {} foo]} junk.tcl]
} 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@} "\0a\0" result
    list $result [string length $result]
} "\0a\0hel\0a\0lo\0a\0 14"

test regexp-20.1 {regsub shared object shimmering} {
    # Bug #461322
    set a abcdefghijklmnopqurstuvwxyz 
    set b $a 
    set c abcdefghijklmnopqurstuvwxyz0123456789 
    regsub $a $c $b d 
    list $d [string length $d] [string bytelength $d]
} [list abcdefghijklmnopqurstuvwxyz0123456789 37 37]
test regexp-20.2 {regsub shared object shimmering with -about} {
    eval regexp -about abc
} {0 {}}

# cleanup
::tcltest::cleanupTests
return