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Diffstat (limited to 'tests/link.test')
| -rw-r--r-- | tests/link.test | 234 |
1 files changed, 234 insertions, 0 deletions
diff --git a/tests/link.test b/tests/link.test new file mode 100644 index 0000000..25eefb1 --- /dev/null +++ b/tests/link.test @@ -0,0 +1,234 @@ +# 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} +} |