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# Commands covered: concat
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#
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# This file contains a collection of tests for one or more of the Tcl
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# built-in commands. Sourcing this file into Tcl runs the tests and
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# generates output for errors. No output means no errors were found.
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#
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# Copyright (c) 1991-1993 The Regents of the University of California.
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# Copyright (c) 1994-1996 Sun Microsystems, Inc.
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# Copyright (c) 1998-1999 by Scriptics Corporation.
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#
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# See the file "license.terms" for information on usage and redistribution
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# of this file, and for a DISCLAIMER OF ALL WARRANTIES.
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#
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# RCS: @(#) $Id: concat.test,v 1.5 2000/04/10 17:18:58 ericm Exp $
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if {[lsearch [namespace children] ::tcltest] == -1} {
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package require tcltest
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namespace import -force ::tcltest::*
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}
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test concat-1.1 {simple concatenation} {
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concat a b c d e f g
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} {a b c d e f g}
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test concat-1.2 {merging lists together} {
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concat a {b c d} {e f g h}
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} {a b c d e f g h}
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test concat-1.3 {merge lists, retain sub-lists} {
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concat a {b {c d}} {{e f}} g h
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} {a b {c d} {e f} g h}
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test concat-1.4 {special characters} {
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concat a\{ {b \{c d} \{d
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} "a{ b \\{c d {d"
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test concat-2.1 {error: one empty argument} {
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concat {}
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} {}
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test concat-3.1 {error: no arguments} {
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list [catch concat msg] $msg
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} {0 {}}
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test concat-4.1 {pruning off extra white space} {
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concat {} {a b c}
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} {a b c}
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test concat-4.2 {pruning off extra white space} {
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concat x y " a b c \n\t " " " " def "
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} {x y a b c def}
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test concat-4.3 {pruning off extra white space sets length correctly} {
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llength [concat { {{a}} }]
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} 1
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# cleanup
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::tcltest::cleanupTests
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return
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