# 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. # Copyright (c) 1994 Sun Microsystems, Inc. # # See the file "license.terms" for information on usage and redistribution # of this file, and for a DISCLAIMER OF ALL WARRANTIES. # # RCS: @(#) $Id: link.test,v 1.2 2001/09/14 01:43:42 zlaski Exp $ 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 1.21 4 - testlink create 1 1 1 1 set int "00721" set real -10.5 set bool true set string abcdef concat [testlink get] $int $real $bool $string } {465 -10.5 1 abcdef 00721 -10.5 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 -2.5 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 -2.5 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 -2.25 0 stringValue testlink delete set int xx1 set real qrst set bool bogus set string 12345 testlink get } {-6 -2.25 0 stringValue} test link-5.2 {unlinking variables} { testlink delete testlink set -6 -2.25 0 stringValue testlink create 1 1 1 1 testlink delete testlink set 25 14.7 7 - list $int $real $bool $string } {-6 -2.25 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}} catch {unset int} test link-7.1 {access to linked variables via upvar} { proc x {} { upvar int y unset y } testlink delete testlink create 1 0 0 0 testlink set 14 {} {} {} x list [catch {set int} msg] $msg } {0 14} test link-7.2 {access to linked variables via upvar} { proc x {} { upvar int y return [set y] } testlink delete testlink create 1 0 0 0 testlink set 0 {} {} {} set int testlink set 23 {} {} {} x list [x] $int } {23 23} test link-7.3 {access to linked variables via upvar} { proc x {} { upvar int y set y 44 } testlink delete testlink create 0 0 0 0 testlink set 11 {} {} {} list [catch x msg] $msg $int } {1 {can't set "y": linked variable is read-only} 11} test link-7.4 {access to linked variables via upvar} { proc x {} { upvar int y set y abc } testlink delete testlink create 1 1 1 1 testlink set -4 {} {} {} list [catch x msg] $msg $int } {1 {can't set "y": variable must have integer value} -4} test link-7.5 {access to linked variables via upvar} { proc x {} { upvar real y set y abc } testlink delete testlink create 1 1 1 1 testlink set -4 16.75 {} {} list [catch x msg] $msg $real } {1 {can't set "y": variable must have real value} 16.75} test link-7.6 {access to linked variables via upvar} { proc x {} { upvar bool y set y abc } testlink delete testlink create 1 1 1 1 testlink set -4 16.3 1 {} list [catch x msg] $msg $bool } {1 {can't set "y": variable must have boolean value} 1} test link-8.1 {Tcl_UpdateLinkedVar procedure} { proc x args { global x int real bool string lappend x $args $int $real $bool $string } set x {} testlink create 1 1 1 1 testlink set 14 -2.0 0 xyzzy trace var int w x testlink update 32 4.0 3 abcd trace vdelete int w x set x } {{int {} w} 32 -2.0 0 xyzzy} test link-8.2 {Tcl_UpdateLinkedVar procedure} { proc x args { global x int real bool string lappend x $args $int $real $bool $string } set x {} testlink create 1 1 1 1 testlink set 14 -2.0 0 xyzzy testlink delete trace var int w x testlink update 32 4.0 6 abcd trace vdelete int w x set x } {} test link-8.3 {Tcl_UpdateLinkedVar procedure, read-only variable} { testlink create 0 0 0 0 list [catch {testlink update 47 {} {} {}} msg] $msg $int } {0 {} 47} testlink delete foreach i {int real bool string} { catch {unset $i} }