sl@0: # Commands covered:  none
sl@0: #
sl@0: # This file contains a collection of tests for Tcl_LinkVar and related
sl@0: # library procedures.  Sourcing this file into Tcl runs the tests and
sl@0: # generates output for errors.  No output means no errors were found.
sl@0: #
sl@0: # Copyright (c) 1993 The Regents of the University of California.
sl@0: # Copyright (c) 1994 Sun Microsystems, Inc.
sl@0: # Copyright (c) 1998-1999 by Scriptics Corporation.
sl@0: #
sl@0: # See the file "license.terms" for information on usage and redistribution
sl@0: # of this file, and for a DISCLAIMER OF ALL WARRANTIES.
sl@0: #
sl@0: # RCS: @(#) $Id: link.test,v 1.7 2002/06/22 04:19:47 dgp Exp $
sl@0: 
sl@0: if {[lsearch [namespace children] ::tcltest] == -1} {
sl@0:     package require tcltest 2
sl@0:     namespace import -force ::tcltest::*
sl@0: }
sl@0: 
sl@0: ::tcltest::testConstraint testlink \
sl@0:         [expr {[info commands testlink] != {}}]
sl@0: 
sl@0: foreach i {int real bool string} {
sl@0:     catch {unset $i}
sl@0: }
sl@0: test link-1.1 {reading C variables from Tcl} {testlink} {
sl@0:     testlink delete
sl@0:     testlink set 43 1.23 4 - 12341234
sl@0:     testlink create 1 1 1 1 1
sl@0:     list $int $real $bool $string $wide
sl@0: } {43 1.23 1 NULL 12341234}
sl@0: test link-1.2 {reading C variables from Tcl} {testlink} {
sl@0:     testlink delete
sl@0:     testlink create 1 1 1 1 1
sl@0:     testlink set -3 2 0 "A long string with spaces"  43214321
sl@0:     list $int $real $bool $string $wide $int $real $bool $string $wide
sl@0: } {-3 2.0 0 {A long string with spaces} 43214321 -3 2.0 0 {A long string with spaces} 43214321}
sl@0: 
sl@0: test link-2.1 {writing C variables from Tcl} {testlink} {
sl@0:     testlink delete
sl@0:     testlink set 43 1.21 4 - 56785678
sl@0:     testlink create 1 1 1 1 1
sl@0:     set int "00721"
sl@0:     set real -10.5
sl@0:     set bool true
sl@0:     set string abcdef
sl@0:     set wide 135135
sl@0:     concat [testlink get] $int $real $bool $string $wide
sl@0: } {465 -10.5 1 abcdef 135135 00721 -10.5 true abcdef 135135}
sl@0: test link-2.2 {writing bad values into variables} {testlink} {
sl@0:     testlink delete
sl@0:     testlink set 43 1.23 4 - 56785678
sl@0:     testlink create 1 1 1 1 1
sl@0:     list [catch {set int 09a} msg] $msg $int
sl@0: } {1 {can't set "int": variable must have integer value} 43}
sl@0: test link-2.3 {writing bad values into variables} {testlink} {
sl@0:     testlink delete
sl@0:     testlink set 43 1.23 4 - 56785678
sl@0:     testlink create 1 1 1 1 1
sl@0:     list [catch {set real 1.x3} msg] $msg $real
sl@0: } {1 {can't set "real": variable must have real value} 1.23}
sl@0: test link-2.4 {writing bad values into variables} {testlink} {
sl@0:     testlink delete
sl@0:     testlink set 43 1.23 4 - 56785678
sl@0:     testlink create 1 1 1 1 1
sl@0:     list [catch {set bool gorp} msg] $msg $bool
sl@0: } {1 {can't set "bool": variable must have boolean value} 1}
sl@0: test link-2.5 {writing bad values into variables} {testlink} {
sl@0:     testlink delete
sl@0:     testlink set 43 1.23 4 - 56785678
sl@0:     testlink create 1 1 1 1 1
sl@0:     list [catch {set wide gorp} msg] $msg $bool
sl@0: } {1 {can't set "wide": variable must have integer value} 1}
sl@0: 
sl@0: test link-3.1 {read-only variables} {testlink} {
sl@0:     testlink delete
sl@0:     testlink set 43 1.23 4 - 56785678
sl@0:     testlink create 0 1 1 0 0
sl@0:     list [catch {set int 4} msg] $msg $int \
sl@0: 	[catch {set real 10.6} msg] $msg $real \
sl@0: 	[catch {set bool no} msg] $msg $bool \
sl@0: 	[catch {set string "new value"} msg] $msg $string \
sl@0: 	[catch {set wide 12341234} msg] $msg $wide
sl@0: } {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}
sl@0: test link-3.2 {read-only variables} {testlink} {
sl@0:     testlink delete
sl@0:     testlink set 43 1.23 4 - 56785678
sl@0:     testlink create 1 0 0 1 1
sl@0:     list [catch {set int 4} msg] $msg $int \
sl@0: 	[catch {set real 10.6} msg] $msg $real \
sl@0: 	[catch {set bool no} msg] $msg $bool \
sl@0: 	[catch {set string "new value"} msg] $msg $string\
sl@0: 	[catch {set wide 12341234} msg] $msg $wide
sl@0: } {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}
sl@0: 
sl@0: test link-4.1 {unsetting linked variables} {testlink} {
sl@0:     testlink delete
sl@0:     testlink set -6 -2.5 0 stringValue 13579
sl@0:     testlink create 1 1 1 1 1
sl@0:     unset int real bool string wide
sl@0:     list [catch {set int} msg] $msg [catch {set real} msg] $msg \
sl@0: 	    [catch {set bool} msg] $msg [catch {set string} msg] $msg \
sl@0: 	    [catch {set wide} msg] $msg
sl@0: } {0 -6 0 -2.5 0 0 0 stringValue 0 13579}
sl@0: test link-4.2 {unsetting linked variables} {testlink} {
sl@0:     testlink delete
sl@0:     testlink set -6 -2.1 0 stringValue 97531
sl@0:     testlink create 1 1 1 1 1
sl@0:     unset int real bool string wide
sl@0:     set int 102
sl@0:     set real 16
sl@0:     set bool true
sl@0:     set string newValue
sl@0:     set wide 333555
sl@0:     testlink get
sl@0: } {102 16.0 1 newValue 333555}
sl@0: 
sl@0: test link-5.1 {unlinking variables} {testlink} {
sl@0:     testlink delete
sl@0:     testlink set -6 -2.25 0 stringValue 13579
sl@0:     testlink delete
sl@0:     set int xx1
sl@0:     set real qrst
sl@0:     set bool bogus
sl@0:     set string 12345
sl@0:     set wide 875421
sl@0:     testlink get
sl@0: } {-6 -2.25 0 stringValue 13579}
sl@0: test link-5.2 {unlinking variables} {testlink} {
sl@0:     testlink delete
sl@0:     testlink set -6 -2.25 0 stringValue 97531
sl@0:     testlink create 1 1 1 1 1
sl@0:     testlink delete
sl@0:     testlink set 25 14.7 7 - 999999
sl@0:     list $int $real $bool $string $wide
sl@0: } {-6 -2.25 0 stringValue 97531}
sl@0: 
sl@0: test link-6.1 {errors in setting up link} {testlink} {
sl@0:     testlink delete
sl@0:     catch {unset int}
sl@0:     set int(44) 1
sl@0:     list [catch {testlink create 1 1 1 1 1} msg] $msg
sl@0: } {1 {can't set "int": variable is array}}
sl@0: catch {unset int}
sl@0: 
sl@0: test link-7.1 {access to linked variables via upvar} {testlink} {
sl@0:     proc x {} {
sl@0: 	upvar int y
sl@0: 	unset y
sl@0:     }
sl@0:     testlink delete
sl@0:     testlink create 1 0 0 0 0
sl@0:     testlink set 14 {} {} {} {}
sl@0:     x
sl@0:     list [catch {set int} msg] $msg
sl@0: } {0 14}
sl@0: test link-7.2 {access to linked variables via upvar} {testlink} {
sl@0:     proc x {} {
sl@0: 	upvar int y
sl@0: 	return [set y]
sl@0:     }
sl@0:     testlink delete
sl@0:     testlink create 1 0 0 0 0
sl@0:     testlink set 0 {} {} {} {}
sl@0:     set int
sl@0:     testlink set 23 {} {} {} {}
sl@0:     x
sl@0:     list [x] $int
sl@0: } {23 23}
sl@0: test link-7.3 {access to linked variables via upvar} {testlink} {
sl@0:     proc x {} {
sl@0: 	upvar int y
sl@0: 	set y 44
sl@0:     }
sl@0:     testlink delete
sl@0:     testlink create 0 0 0 0 0
sl@0:     testlink set 11 {} {} {} {}
sl@0:     list [catch x msg] $msg $int
sl@0: } {1 {can't set "y": linked variable is read-only} 11}
sl@0: test link-7.4 {access to linked variables via upvar} {testlink} {
sl@0:     proc x {} {
sl@0: 	upvar int y
sl@0: 	set y abc
sl@0:     }
sl@0:     testlink delete
sl@0:     testlink create 1 1 1 1 1
sl@0:     testlink set -4 {} {} {} {}
sl@0:     list [catch x msg] $msg $int
sl@0: } {1 {can't set "y": variable must have integer value} -4}
sl@0: test link-7.5 {access to linked variables via upvar} {testlink} {
sl@0:     proc x {} {
sl@0: 	upvar real y
sl@0: 	set y abc
sl@0:     }
sl@0:     testlink delete
sl@0:     testlink create 1 1 1 1 1
sl@0:     testlink set -4 16.75 {} {} {}
sl@0:     list [catch x msg] $msg $real
sl@0: } {1 {can't set "y": variable must have real value} 16.75}
sl@0: test link-7.6 {access to linked variables via upvar} {testlink} {
sl@0:     proc x {} {
sl@0: 	upvar bool y
sl@0: 	set y abc
sl@0:     }
sl@0:     testlink delete
sl@0:     testlink create 1 1 1 1 1
sl@0:     testlink set -4 16.3 1 {} {}
sl@0:     list [catch x msg] $msg $bool
sl@0: } {1 {can't set "y": variable must have boolean value} 1}
sl@0: test link-7.7 {access to linked variables via upvar} {testlink} {
sl@0:     proc x {} {
sl@0: 	upvar wide y
sl@0: 	set y abc
sl@0:     }
sl@0:     testlink delete
sl@0:     testlink create 1 1 1 1 1
sl@0:     testlink set -4 16.3 1 {} 778899
sl@0:     list [catch x msg] $msg $wide
sl@0: } {1 {can't set "y": variable must have integer value} 778899}
sl@0: 
sl@0: test link-8.1 {Tcl_UpdateLinkedVar procedure} {testlink} {
sl@0:     proc x args {
sl@0: 	global x int real bool string wide
sl@0: 	lappend x $args $int $real $bool $string $wide
sl@0:     }
sl@0:     set x {}
sl@0:     testlink create 1 1 1 1 1
sl@0:     testlink set 14 -2.0 0 xyzzy 995511
sl@0:     trace var int w x
sl@0:     testlink update 32 4.0 3 abcd 113355
sl@0:     trace vdelete int w x
sl@0:     set x
sl@0: } {{int {} w} 32 -2.0 0 xyzzy 995511}
sl@0: test link-8.2 {Tcl_UpdateLinkedVar procedure} {testlink} {
sl@0:     proc x args {
sl@0: 	global x int real bool string wide
sl@0: 	lappend x $args $int $real $bool $string $wide
sl@0:     }
sl@0:     set x {}
sl@0:     testlink create 1 1 1 1 1
sl@0:     testlink set 14 -2.0 0 xyzzy 995511
sl@0:     testlink delete
sl@0:     trace var int w x
sl@0:     testlink update 32 4.0 6 abcd 113355
sl@0:     trace vdelete int w x
sl@0:     set x
sl@0: } {}
sl@0: test link-8.3 {Tcl_UpdateLinkedVar procedure, read-only variable} {testlink} {
sl@0:     testlink create 0 0 0 0 0
sl@0:     list [catch {testlink update 47 {} {} {} {}} msg] $msg $int
sl@0: } {0 {} 47}
sl@0: 
sl@0: catch {testlink set 0 0 0 - 0}
sl@0: catch {testlink delete}
sl@0: foreach i {int real bool string wide} {
sl@0:     catch {unset $i}
sl@0: }
sl@0: 
sl@0: # cleanup
sl@0: ::tcltest::cleanupTests
sl@0: return