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authorrjohnson <rjohnson>1998-03-26 14:56:55 (GMT)
committerrjohnson <rjohnson>1998-03-26 14:56:55 (GMT)
commit72d823b9193f9ee2b0318563b49363cd08c11f24 (patch)
treec168cc164a71f320db9dcdfe7518ba7bd0d2c8d9 /tests/link.test
parent2b5738da524e944cda39e24c0a87b745a43bd8c3 (diff)
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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.
+# 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.
+#
+# SCCS: @(#) link.test 1.12 97/01/21 21:16:04
+
+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}
+}