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# Commands covered: none
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#
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# This file contains a collection of tests for Tcl_LinkVar and related
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# library procedures. 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) 1993 The Regents of the University of California.
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# Copyright (c) 1994 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: link.test,v 1.7 2002/06/22 04:19:47 dgp Exp $
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if {[lsearch [namespace children] ::tcltest] == -1} {
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package require tcltest 2
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namespace import -force ::tcltest::*
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}
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::tcltest::testConstraint testlink \
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[expr {[info commands testlink] != {}}]
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foreach i {int real bool string} {
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catch {unset $i}
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}
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test link-1.1 {reading C variables from Tcl} {testlink} {
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testlink delete
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testlink set 43 1.23 4 - 12341234
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testlink create 1 1 1 1 1
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list $int $real $bool $string $wide
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} {43 1.23 1 NULL 12341234}
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test link-1.2 {reading C variables from Tcl} {testlink} {
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testlink delete
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testlink create 1 1 1 1 1
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testlink set -3 2 0 "A long string with spaces" 43214321
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list $int $real $bool $string $wide $int $real $bool $string $wide
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} {-3 2.0 0 {A long string with spaces} 43214321 -3 2.0 0 {A long string with spaces} 43214321}
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test link-2.1 {writing C variables from Tcl} {testlink} {
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testlink delete
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testlink set 43 1.21 4 - 56785678
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testlink create 1 1 1 1 1
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set int "00721"
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set real -10.5
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set bool true
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set string abcdef
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set wide 135135
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concat [testlink get] $int $real $bool $string $wide
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} {465 -10.5 1 abcdef 135135 00721 -10.5 true abcdef 135135}
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test link-2.2 {writing bad values into variables} {testlink} {
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testlink delete
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testlink set 43 1.23 4 - 56785678
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testlink create 1 1 1 1 1
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list [catch {set int 09a} msg] $msg $int
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} {1 {can't set "int": variable must have integer value} 43}
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test link-2.3 {writing bad values into variables} {testlink} {
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testlink delete
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testlink set 43 1.23 4 - 56785678
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testlink create 1 1 1 1 1
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list [catch {set real 1.x3} msg] $msg $real
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} {1 {can't set "real": variable must have real value} 1.23}
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test link-2.4 {writing bad values into variables} {testlink} {
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testlink delete
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testlink set 43 1.23 4 - 56785678
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testlink create 1 1 1 1 1
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list [catch {set bool gorp} msg] $msg $bool
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} {1 {can't set "bool": variable must have boolean value} 1}
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test link-2.5 {writing bad values into variables} {testlink} {
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testlink delete
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testlink set 43 1.23 4 - 56785678
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testlink create 1 1 1 1 1
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list [catch {set wide gorp} msg] $msg $bool
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} {1 {can't set "wide": variable must have integer value} 1}
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test link-3.1 {read-only variables} {testlink} {
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testlink delete
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testlink set 43 1.23 4 - 56785678
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testlink create 0 1 1 0 0
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list [catch {set int 4} msg] $msg $int \
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[catch {set real 10.6} msg] $msg $real \
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[catch {set bool no} msg] $msg $bool \
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[catch {set string "new value"} msg] $msg $string \
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[catch {set wide 12341234} msg] $msg $wide
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} {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 1 {can't set "wide": linked variable is read-only} 56785678}
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test link-3.2 {read-only variables} {testlink} {
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testlink delete
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testlink set 43 1.23 4 - 56785678
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testlink create 1 0 0 1 1
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list [catch {set int 4} msg] $msg $int \
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[catch {set real 10.6} msg] $msg $real \
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[catch {set bool no} msg] $msg $bool \
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[catch {set string "new value"} msg] $msg $string\
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[catch {set wide 12341234} msg] $msg $wide
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} {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} 0 12341234 12341234}
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test link-4.1 {unsetting linked variables} {testlink} {
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testlink delete
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testlink set -6 -2.5 0 stringValue 13579
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testlink create 1 1 1 1 1
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unset int real bool string wide
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list [catch {set int} msg] $msg [catch {set real} msg] $msg \
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[catch {set bool} msg] $msg [catch {set string} msg] $msg \
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[catch {set wide} msg] $msg
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} {0 -6 0 -2.5 0 0 0 stringValue 0 13579}
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test link-4.2 {unsetting linked variables} {testlink} {
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testlink delete
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testlink set -6 -2.1 0 stringValue 97531
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testlink create 1 1 1 1 1
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unset int real bool string wide
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set int 102
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set real 16
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set bool true
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set string newValue
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set wide 333555
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testlink get
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} {102 16.0 1 newValue 333555}
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test link-5.1 {unlinking variables} {testlink} {
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testlink delete
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testlink set -6 -2.25 0 stringValue 13579
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testlink delete
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set int xx1
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set real qrst
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set bool bogus
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set string 12345
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set wide 875421
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testlink get
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} {-6 -2.25 0 stringValue 13579}
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test link-5.2 {unlinking variables} {testlink} {
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testlink delete
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testlink set -6 -2.25 0 stringValue 97531
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testlink create 1 1 1 1 1
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testlink delete
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testlink set 25 14.7 7 - 999999
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list $int $real $bool $string $wide
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} {-6 -2.25 0 stringValue 97531}
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test link-6.1 {errors in setting up link} {testlink} {
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testlink delete
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catch {unset int}
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set int(44) 1
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list [catch {testlink create 1 1 1 1 1} msg] $msg
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} {1 {can't set "int": variable is array}}
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catch {unset int}
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test link-7.1 {access to linked variables via upvar} {testlink} {
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proc x {} {
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upvar int y
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unset y
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}
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testlink delete
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testlink create 1 0 0 0 0
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testlink set 14 {} {} {} {}
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x
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list [catch {set int} msg] $msg
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} {0 14}
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test link-7.2 {access to linked variables via upvar} {testlink} {
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proc x {} {
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upvar int y
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return [set y]
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}
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testlink delete
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testlink create 1 0 0 0 0
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testlink set 0 {} {} {} {}
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set int
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testlink set 23 {} {} {} {}
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x
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list [x] $int
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} {23 23}
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test link-7.3 {access to linked variables via upvar} {testlink} {
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proc x {} {
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upvar int y
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set y 44
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}
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testlink delete
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testlink create 0 0 0 0 0
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testlink set 11 {} {} {} {}
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list [catch x msg] $msg $int
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} {1 {can't set "y": linked variable is read-only} 11}
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test link-7.4 {access to linked variables via upvar} {testlink} {
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proc x {} {
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upvar int y
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set y abc
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}
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testlink delete
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testlink create 1 1 1 1 1
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testlink set -4 {} {} {} {}
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list [catch x msg] $msg $int
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} {1 {can't set "y": variable must have integer value} -4}
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test link-7.5 {access to linked variables via upvar} {testlink} {
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proc x {} {
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upvar real y
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set y abc
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}
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testlink delete
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testlink create 1 1 1 1 1
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testlink set -4 16.75 {} {} {}
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list [catch x msg] $msg $real
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} {1 {can't set "y": variable must have real value} 16.75}
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test link-7.6 {access to linked variables via upvar} {testlink} {
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proc x {} {
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upvar bool y
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set y abc
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}
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testlink delete
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testlink create 1 1 1 1 1
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testlink set -4 16.3 1 {} {}
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list [catch x msg] $msg $bool
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} {1 {can't set "y": variable must have boolean value} 1}
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test link-7.7 {access to linked variables via upvar} {testlink} {
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proc x {} {
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upvar wide y
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set y abc
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}
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testlink delete
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testlink create 1 1 1 1 1
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testlink set -4 16.3 1 {} 778899
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list [catch x msg] $msg $wide
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} {1 {can't set "y": variable must have integer value} 778899}
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test link-8.1 {Tcl_UpdateLinkedVar procedure} {testlink} {
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proc x args {
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global x int real bool string wide
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lappend x $args $int $real $bool $string $wide
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}
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set x {}
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testlink create 1 1 1 1 1
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testlink set 14 -2.0 0 xyzzy 995511
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trace var int w x
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testlink update 32 4.0 3 abcd 113355
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trace vdelete int w x
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set x
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} {{int {} w} 32 -2.0 0 xyzzy 995511}
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test link-8.2 {Tcl_UpdateLinkedVar procedure} {testlink} {
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proc x args {
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global x int real bool string wide
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lappend x $args $int $real $bool $string $wide
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}
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set x {}
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testlink create 1 1 1 1 1
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testlink set 14 -2.0 0 xyzzy 995511
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testlink delete
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trace var int w x
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testlink update 32 4.0 6 abcd 113355
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trace vdelete int w x
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set x
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} {}
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test link-8.3 {Tcl_UpdateLinkedVar procedure, read-only variable} {testlink} {
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testlink create 0 0 0 0 0
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list [catch {testlink update 47 {} {} {} {}} msg] $msg $int
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} {0 {} 47}
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catch {testlink set 0 0 0 - 0}
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catch {testlink delete}
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foreach i {int real bool string wide} {
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catch {unset $i}
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}
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260 |
# cleanup
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261 |
::tcltest::cleanupTests
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return
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