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# Commands covered: none
#
# This file contains a collection of tests for Tcl_LinkVar and related
# 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.
# All rights reserved.
#
# Permission is hereby granted, without written agreement and without
# license or royalty fees, to use, copy, modify, and distribute this
# software and its documentation for any purpose, provided that the
# above copyright notice and the following two paragraphs appear in
# all copies of this software.
#
# IN NO EVENT SHALL THE UNIVERSITY OF CALIFORNIA BE LIABLE TO ANY PARTY FOR
# DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES ARISING OUT
# OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF THE UNIVERSITY OF
# CALIFORNIA HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#
# THE UNIVERSITY OF CALIFORNIA SPECIFICALLY DISCLAIMS ANY WARRANTIES,
# INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
# AND FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS
# ON AN "AS IS" BASIS, AND THE UNIVERSITY OF CALIFORNIA HAS NO OBLIGATION TO
# PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
#
# $Header: /user6/ouster/tcl/tests/RCS/link.test,v 1.5 93/07/28 15:05:32 ouster Exp $ (Berkeley)
if {[info commands testlink] == {}} {
puts "This application hasn't been compiled with the \"testlink\""
puts "command, so I can't test Tcl_LinkVar et al."
return
}
if {[string compare test [info procs test]] == 1} then {source defs}
foreach i {int real bool string} {
catch {unset $i}
}
test link-1.1 {reading C variables from Tcl} {
testlink delete
testlink set 43 1.23 4 -
testlink create 1 1 1 1
list $int $real $bool $string
} {43 1.23 1 NULL}
test link-1.2 {reading C variables from Tcl} {
testlink delete
testlink create 1 1 1 1
testlink set -3 2 0 "A long string with spaces"
list $int $real $bool $string $int $real $bool $string
} {-3 2.0 0 {A long string with spaces} -3 2.0 0 {A long string with spaces}}
test link-2.1 {writing C variables from Tcl} {
testlink delete
testlink set 43 1.23 4 -
testlink create 1 1 1 1
set int "00721"
set real -8e13
set bool true
set string abcdef
concat [testlink get] $int $real $bool $string
} {465 -8e+13 1 abcdef 00721 -8e13 true abcdef}
test link-2.2 {writing bad values into variables} {
testlink delete
testlink set 43 1.23 4 -
testlink create 1 1 1 1
list [catch {set int 09a} msg] $msg $int
} {1 {can't set "int": variable must have integer value} 43}
test link-2.3 {writing bad values into variables} {
testlink delete
testlink set 43 1.23 4 -
testlink create 1 1 1 1
list [catch {set real 1.x3} msg] $msg $real
} {1 {can't set "real": variable must have real value} 1.23}
test link-2.4 {writing bad values into variables} {
testlink delete
testlink set 43 1.23 4 -
testlink create 1 1 1 1
list [catch {set bool gorp} msg] $msg $bool
} {1 {can't set "bool": variable must have boolean value} 1}
test link-3.1 {read-only variables} {
testlink delete
testlink set 43 1.23 4 -
testlink create 0 1 1 0
list [catch {set int 4} msg] $msg $int \
[catch {set real 10.6} msg] $msg $real \
[catch {set bool no} msg] $msg $bool \
[catch {set string "new value"} msg] $msg $string
} {1 {can't set "int": linked variable is read-only} 43 0 10.6 10.6 0 no no 1 {can't set "string": linked variable is read-only} NULL}
test link-3.2 {read-only variables} {
testlink delete
testlink set 43 1.23 4 -
testlink create 1 0 0 1
list [catch {set int 4} msg] $msg $int \
[catch {set real 10.6} msg] $msg $real \
[catch {set bool no} msg] $msg $bool \
[catch {set string "new value"} msg] $msg $string
} {0 4 4 1 {can't set "real": linked variable is read-only} 1.23 1 {can't set "bool": linked variable is read-only} 1 0 {new value} {new value}}
test link-4.1 {unsetting linked variables} {
testlink delete
testlink set -6 -2.1 0 stringValue
testlink create 1 1 1 1
unset int real bool string
list [catch {set int} msg] $msg [catch {set real} msg] $msg \
[catch {set bool} msg] $msg [catch {set string} msg] $msg
} {0 -6 0 -2.1 0 0 0 stringValue}
test link-4.2 {unsetting linked variables} {
testlink delete
testlink set -6 -2.1 0 stringValue
testlink create 1 1 1 1
unset int real bool string
set int 102
set real 16
set bool true
set string newValue
testlink get
} {102 16.0 1 newValue}
test link-5.1 {unlinking variables} {
testlink delete
testlink set -6 -2.1 0 stringValue
testlink delete
set int xx1
set real qrst
set bool bogus
set string 12345
testlink get
} {-6 -2.1 0 stringValue}
test link-5.2 {unlinking variables} {
testlink delete
testlink set -6 -2.1 0 stringValue
testlink create 1 1 1 1
testlink delete
testlink set 25 14.7 7 -
list $int $real $bool $string
} {-6 -2.1 0 stringValue}
test link-6.1 {errors in setting up link} {
testlink delete
catch {unset int}
set int(44) 1
list [catch {testlink create 1 1 1 1} msg] $msg
} {1 {can't set "int": variable is array}}
testlink delete
unset int real bool string
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