# Commands covered: uplevel # # This file contains a collection of tests for one or more of the Tcl # built-in commands. Sourcing this file into Tcl runs the tests and # generates output for errors. No output means no errors were found. # # Copyright (c) 1991-1993 The Regents of the University of California. # Copyright (c) 1994 Sun Microsystems, Inc. # Copyright (c) 1998-1999 by Scriptics Corporation. # # See the file "license.terms" for information on usage and redistribution # of this file, and for a DISCLAIMER OF ALL WARRANTIES. # # RCS: @(#) $Id: uplevel.test,v 1.1.1.1 2007/07/10 15:04:24 duncan Exp $ if {[lsearch [namespace children] ::tcltest] == -1} { package require tcltest namespace import -force ::tcltest::* } proc a {x y} { newset z [expr $x+$y] return $z } proc newset {name value} { uplevel set $name $value uplevel 1 {uplevel 1 {set xyz 22}} } test uplevel-1.1 {simple operation} { set xyz 0 a 22 33 } 55 test uplevel-1.2 {command is another uplevel command} { set xyz 0 a 22 33 set xyz } 22 proc a1 {} { b1 global a a1 set a $x set a1 $y } proc b1 {} { c1 global b b1 set b $x set b1 $y } proc c1 {} { uplevel 1 set x 111 uplevel #2 set y 222 uplevel 2 set x 333 uplevel #1 set y 444 uplevel 3 set x 555 uplevel #0 set y 666 } a1 test uplevel-2.1 {relative and absolute uplevel} {set a} 333 test uplevel-2.2 {relative and absolute uplevel} {set a1} 444 test uplevel-2.3 {relative and absolute uplevel} {set b} 111 test uplevel-2.4 {relative and absolute uplevel} {set b1} 222 test uplevel-2.5 {relative and absolute uplevel} {set x} 555 test uplevel-2.6 {relative and absolute uplevel} {set y} 666 test uplevel-3.1 {uplevel to same level} { set x 33 uplevel #0 set x 44 set x } 44 test uplevel-3.2 {uplevel to same level} { set x 33 uplevel 0 set x } 33 test uplevel-3.3 {uplevel to same level} { set y xxx proc a1 {} {set y 55; uplevel 0 set y 66; return $y} a1 } 66 test uplevel-3.4 {uplevel to same level} { set y zzz proc a1 {} {set y 55; uplevel #1 set y} a1 } 55 test uplevel-4.1 {error: non-existent level} { list [catch c1 msg] $msg } {1 {bad level "#2"}} test uplevel-4.2 {error: non-existent level} { proc c2 {} {uplevel 3 {set a b}} list [catch c2 msg] $msg } {1 {bad level "3"}} test uplevel-4.3 {error: not enough args} { list [catch uplevel msg] $msg } {1 {wrong # args: should be "uplevel ?level? command ?arg ...?"}} test uplevel-4.4 {error: not enough args} { proc upBug {} {uplevel 1} list [catch upBug msg] $msg } {1 {wrong # args: should be "uplevel ?level? command ?arg ...?"}} proc a2 {} { uplevel a3 } proc a3 {} { global x y set x [info level] set y [info level 1] } a2 test uplevel-5.1 {info level} {set x} 1 test uplevel-5.2 {info level} {set y} a3 namespace eval ns1 { proc set args {return ::ns1} } proc a2 {} { uplevel {set x ::} } test uplevel-6.1 {uplevel and shadowed cmds} { set res [namespace eval ns1 a2] lappend res [namespace eval ns2 a2] lappend res [namespace eval ns1 a2] namespace eval ns1 {rename set {}} lappend res [namespace eval ns1 a2] } {::ns1 :: ::ns1 ::} # cleanup ::tcltest::cleanupTests return