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[/] [or1k/] [trunk/] [insight/] [tcl/] [tests/] [uplevel.test] - Blame information for rev 1767

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1 578 markom 
# Commands covered:  uplevel
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#
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# This file contains a collection of tests for one or more of the Tcl
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# built-in commands.  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) 1991-1993 The Regents of the University of California.
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# Copyright (c) 1994 Sun Microsystems, Inc.
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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: uplevel.test,v 1.1.1.1 2002-01-16 10:25:36 markom Exp $
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if {[string compare test [info procs test]] == 1} then {source defs}
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proc a {x y} {
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    newset z [expr $x+$y]
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    return $z
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}
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proc newset {name value} {
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    uplevel set $name $value
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    uplevel 1 {uplevel 1 {set xyz 22}}
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}
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test uplevel-1.1 {simple operation} {
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    set xyz 0
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    a 22 33
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} 55
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test uplevel-1.2 {command is another uplevel command} {
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    set xyz 0
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    a 22 33
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    set xyz
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} 22
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proc a1 {} {
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    b1
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    global a a1
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    set a $x
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    set a1 $y
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}
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proc b1 {} {
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    c1
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    global b b1
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    set b $x
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    set b1 $y
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}
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proc c1 {} {
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    uplevel 1 set x 111
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    uplevel #2 set y 222
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    uplevel 2 set x 333
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    uplevel #1 set y 444
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    uplevel 3 set x 555
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    uplevel #0 set y 666
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}
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a1
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test uplevel-2.1 {relative and absolute uplevel} {set a} 333
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test uplevel-2.2 {relative and absolute uplevel} {set a1} 444
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test uplevel-2.3 {relative and absolute uplevel} {set b} 111
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test uplevel-2.4 {relative and absolute uplevel} {set b1} 222
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test uplevel-2.5 {relative and absolute uplevel} {set x} 555
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test uplevel-2.6 {relative and absolute uplevel} {set y} 666
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test uplevel-3.1 {uplevel to same level} {
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    set x 33
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    uplevel #0 set x 44
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    set x
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} 44
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test uplevel-3.2 {uplevel to same level} {
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    set x 33
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    uplevel 0 set x
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} 33
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test uplevel-3.3 {uplevel to same level} {
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    set y xxx
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    proc a1 {} {set y 55; uplevel 0 set y 66; return $y}
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    a1
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} 66
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test uplevel-3.4 {uplevel to same level} {
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    set y zzz
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    proc a1 {} {set y 55; uplevel #1 set y}
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    a1
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} 55
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test uplevel-4.1 {error: non-existent level} {
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    list [catch c1 msg] $msg
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} {1 {bad level "#2"}}
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test uplevel-4.2 {error: non-existent level} {
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    proc c2 {} {uplevel 3 {set a b}}
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    list [catch c2 msg] $msg
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} {1 {bad level "3"}}
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test uplevel-4.3 {error: not enough args} {
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    list [catch uplevel msg] $msg
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} {1 {wrong # args: should be "uplevel ?level? command ?arg ...?"}}
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test uplevel-4.4 {error: not enough args} {
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    proc upBug {} {uplevel 1}
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    list [catch upBug msg] $msg
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} {1 {wrong # args: should be "uplevel ?level? command ?arg ...?"}}
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proc a2 {} {
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    uplevel a3
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}
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proc a3 {} {
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    global x y
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    set x [info level]
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    set y [info level 1]
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}
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a2
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test uplevel-5.1 {info level} {set x} 1
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test uplevel-5.2 {info level} {set y} a3

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