# Commands covered:  none

 #

 # This file contains a collection of tests for Tcl's dynamic string

 # library procedures.  Sourcing this file into Tcl runs the tests and

 # generates output for errors.  No output means no errors were found.

 #

 # Copyright (c) 1993 The Regents of the University of California.

 # Copyright (c) 1994 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: dstring.test,v 1.5 2000/04/10 17:18:58 ericm Exp $

 if {[lsearch [namespace children] ::tcltest] == -1} {

     package require tcltest

     namespace import -force ::tcltest::*

 }

 if {[info commands testdstring] == {}} {

     puts "This application hasn't been compiled with the \"testdstring\""

     puts "command, so I can't test Tcl_DStringAppend et al."

     ::tcltest::cleanupTests

     return

 }

 test dstring-1.1 {appending and retrieving} {

     testdstring free

     testdstring append "abc" -1

     list [testdstring get] [testdstring length]

 } {abc 3}

 test dstring-1.2 {appending and retrieving} {

     testdstring free

     testdstring append "abc" -1

     testdstring append " xyzzy" 3

     testdstring append " 12345" -1

     list [testdstring get] [testdstring length]

 } {{abc xy 12345} 12}

 test dstring-1.3 {appending and retrieving} {

     testdstring free

     foreach l {a b c d e f g h i j k l m n o p} {

 	testdstring append $l$l$l$l$l$l$l$l$l$l$l$l$l$l$l$l$l$l$l$l$l\n -1

     }

     list [testdstring get] [testdstring length]

 } {{aaaaaaaaaaaaaaaaaaaaa

 bbbbbbbbbbbbbbbbbbbbb

 ccccccccccccccccccccc

 ddddddddddddddddddddd

 eeeeeeeeeeeeeeeeeeeee

 fffffffffffffffffffff

 ggggggggggggggggggggg

 hhhhhhhhhhhhhhhhhhhhh

 iiiiiiiiiiiiiiiiiiiii

 jjjjjjjjjjjjjjjjjjjjj

 kkkkkkkkkkkkkkkkkkkkk

 lllllllllllllllllllll

 mmmmmmmmmmmmmmmmmmmmm

 nnnnnnnnnnnnnnnnnnnnn

 ooooooooooooooooooooo

 ppppppppppppppppppppp

 } 352}

 test dstring-2.1 {appending list elements} {

     testdstring free

     testdstring element "abc"

     testdstring element "d e f"

     list [testdstring get] [testdstring length]

 } {{abc {d e f}} 11}

 test dstring-2.2 {appending list elements} {

     testdstring free

     testdstring element "x"

     testdstring element "\{"

     testdstring element "ab\}"

     testdstring get

 } {x \{ ab\}}

 test dstring-2.3 {appending list elements} {

     testdstring free

     foreach l {a b c d e f g h i j k l m n o p} {

 	testdstring element $l$l$l$l$l$l$l$l$l$l$l$l$l$l$l$l$l$l$l$l$l

     }

     testdstring get

 } {aaaaaaaaaaaaaaaaaaaaa bbbbbbbbbbbbbbbbbbbbb ccccccccccccccccccccc ddddddddddddddddddddd eeeeeeeeeeeeeeeeeeeee fffffffffffffffffffff ggggggggggggggggggggg hhhhhhhhhhhhhhhhhhhhh iiiiiiiiiiiiiiiiiiiii jjjjjjjjjjjjjjjjjjjjj kkkkkkkkkkkkkkkkkkkkk lllllllllllllllllllll mmmmmmmmmmmmmmmmmmmmm nnnnnnnnnnnnnnnnnnnnn ooooooooooooooooooooo ppppppppppppppppppppp}

 test dstring-2.4 {appending list elements} {

     testdstring free

     testdstring append "a\{" -1

     testdstring element abc

     testdstring append "	\{" -1

     testdstring element xyzzy

     testdstring get

 } "a{ abc	{xyzzy"

 test dstring-2.5 {appending list elements} {

     testdstring free

     testdstring append " \{" -1

     testdstring element abc

     testdstring get

 } " {abc"

 test dstring-2.6 {appending list elements} {

     testdstring free

     testdstring append " " -1

     testdstring element abc

     testdstring get

 } { abc}

 test dstring-2.7 {appending list elements} {

     testdstring free

     testdstring append "\\ " -1

     testdstring element abc

     testdstring get

 } "\\  abc"

 test dstring-2.8 {appending list elements} {

     testdstring free

     testdstring append "x " -1

     testdstring element abc

     testdstring get

 } {x abc}

 test dstring-3.1 {nested sublists} {

     testdstring free

     testdstring start

     testdstring element foo

     testdstring element bar

     testdstring end

     testdstring element another

     testdstring get

 } {{foo bar} another}

 test dstring-3.2 {nested sublists} {

     testdstring free

     testdstring start

     testdstring start

     testdstring element abc

     testdstring element def

     testdstring end

     testdstring end

     testdstring element ghi

     testdstring get

 } {{{abc def}} ghi}

 test dstring-3.3 {nested sublists} {

     testdstring free

     testdstring start

     testdstring start

     testdstring start

     testdstring element foo

     testdstring element foo2

     testdstring end

     testdstring end

     testdstring element foo3

     testdstring end

     testdstring element foo4

     testdstring get

 } {{{{foo foo2}} foo3} foo4}

 test dstring-3.4 {nested sublists} {

     testdstring free

     testdstring element before

     testdstring start

     testdstring element during

     testdstring element more

     testdstring end

     testdstring element last

     testdstring get

 } {before {during more} last}

 test dstring-3.5 {nested sublists} {

     testdstring free

     testdstring element "\{"

     testdstring start

     testdstring element first

     testdstring element second

     testdstring end

     testdstring get

 } {\{ {first second}}

 test dstring-4.1 {truncation} {

     testdstring free

     testdstring append "abcdefg" -1

     testdstring trunc 3

     list [testdstring get] [testdstring length]

 } {abc 3}

 test dstring-4.2 {truncation} {

     testdstring free

     testdstring append "xyzzy" -1

     testdstring trunc 0

     list [testdstring get] [testdstring length]

 } {{} 0}

 test dstring-5.1 {copying to result} {

     testdstring free

     testdstring append xyz -1

     testdstring result

 } xyz

 test dstring-5.2 {copying to result} {

     testdstring free

     catch {unset a}

     foreach l {a b c d e f g h i j k l m n o p} {

 	testdstring append $l$l$l$l$l$l$l$l$l$l$l$l$l$l$l$l$l$l$l$l$l\n -1

     }

     set a [testdstring result]

     testdstring append abc -1

     list $a [testdstring get]

 } {{aaaaaaaaaaaaaaaaaaaaa

 bbbbbbbbbbbbbbbbbbbbb

 ccccccccccccccccccccc

 ddddddddddddddddddddd

 eeeeeeeeeeeeeeeeeeeee

 fffffffffffffffffffff

 ggggggggggggggggggggg

 hhhhhhhhhhhhhhhhhhhhh

 iiiiiiiiiiiiiiiiiiiii

 jjjjjjjjjjjjjjjjjjjjj

 kkkkkkkkkkkkkkkkkkkkk

 lllllllllllllllllllll

 mmmmmmmmmmmmmmmmmmmmm

 nnnnnnnnnnnnnnnnnnnnn

 ooooooooooooooooooooo

 ppppppppppppppppppppp

 } abc}

 test dstring-6.1 {Tcl_DStringGetResult} {

     testdstring free

     list [testdstring gresult staticsmall] [testdstring get]

 } {{} short}

 test dstring-6.2 {Tcl_DStringGetResult} {

     testdstring free

     foreach l {a b c d e f g h i j k l m n o p} {

 	testdstring append $l$l$l$l$l$l$l$l$l$l$l$l$l$l$l$l$l$l$l$l$l\n -1

     }

     list [testdstring gresult staticsmall] [testdstring get]

 } {{} short}

 test dstring-6.3 {Tcl_DStringGetResult} {

     set result {}

     lappend result [testdstring gresult staticlarge]

     testdstring append x 1

     lappend result [testdstring get]

 } {{} {first0 first1 first2 first3 first4 first5 first6 first7 first8 first9

 second0 second1 second2 second3 second4 second5 second6 second7 second8 second9

 third0 third1 third2 third3 third4 third5 third6 third7 third8 third9

 fourth0 fourth1 fourth2 fourth3 fourth4 fourth5 fourth6 fourth7 fourth8 fourth9

 fifth0 fifth1 fifth2 fifth3 fifth4 fifth5 fifth6 fifth7 fifth8 fifth9

 sixth0 sixth1 sixth2 sixth3 sixth4 sixth5 sixth6 sixth7 sixth8 sixth9

 seventh0 seventh1 seventh2 seventh3 seventh4 seventh5 seventh6 seventh7 seventh8 seventh9

 x}}

 test dstring-6.4 {Tcl_DStringGetResult} {

     set result {}

     lappend result [testdstring gresult free]

     testdstring append y 1

     lappend result [testdstring get]

 } {{} {This is a malloc-ed stringy}}

 test dstring-6.5 {Tcl_DStringGetResult} {

     set result {}

     lappend result [testdstring gresult special]

     testdstring append z 1

     lappend result [testdstring get]

 } {{} {This is a specially-allocated stringz}}

 # cleanup

 testdstring free

 ::tcltest::cleanupTests

 return