# Commands covered:  join
#
# 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 © 1991-1993 The Regents of the University of California.
# Copyright © 1994 Sun Microsystems, Inc.
# Copyright © 1998-1999 Scriptics Corporation.
#
# See the file "license.terms" for information on usage and redistribution
# of this file, and for a DISCLAIMER OF ALL WARRANTIES.

if {"::tcltest" ni [namespace children]} {
    package require tcltest 2.5
    namespace import -force ::tcltest::*
}

test join-1.1 {basic join commands} {
    join {a b c} xyz
} axyzbxyzc
test join-1.2 {basic join commands} {
    join {a b c} {}
} abc
test join-1.3 {basic join commands} {
    join {} xyz
} {}
test join-1.4 {basic join commands} {
    join {12 34 56}
} {12 34 56}

test join-2.1 {join errors} {
    list [catch join msg] $msg $errorCode
} {1 {wrong # args: should be "join list ?joinString?"} {TCL WRONGARGS}}
test join-2.2 {join errors} {
    list [catch {join a b c} msg] $msg $errorCode
} {1 {wrong # args: should be "join list ?joinString?"} {TCL WRONGARGS}}
test join-2.3 {join errors} {
    list [catch {join "a \{ c" 111} msg] $msg $errorCode
} {1 {unmatched open brace in list} {TCL VALUE LIST BRACE}}

test join-3.1 {joinString is binary ok} {
  string length [join {a b c} a\0b]
} 9
test join-3.2 {join is binary ok} {
  string length [join "a\0b a\0b a\0b"]
} 11

test join-4.1 {shimmer segfault prevention} {
    set l {0 0}
    join $l $l
} {00 00}

# cleanup
::tcltest::cleanupTests
return

# Local Variables:
# mode: tcl
# End:
