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# Commands covered: eval
#
# 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.
if {[lsearch [namespace children] ::tcltest] == -1} {
package require tcltest
namespace import -force ::tcltest::*
}
test eval-1.1 {single argument} {
eval {format 22}
} 22
test eval-1.2 {multiple arguments} {
set a {$b}
set b xyzzy
eval format $a
} xyzzy
test eval-1.3 {single argument} {
eval concat a b c d e f g
} {a b c d e f g}
test eval-2.1 {error: not enough arguments} {catch eval} 1
test eval-2.2 {error: not enough arguments} {
catch eval msg
set msg
} {wrong # args: should be "eval arg ?arg ...?"}
test eval-2.3 {error in eval'ed command} {
catch {eval {error "test error"}}
} 1
test eval-2.4 {error in eval'ed command} {
catch {eval {error "test error"}} msg
set msg
} {test error}
test eval-2.5 {error in eval'ed command: setting errorInfo} {
catch {eval {
set a 1
error "test error"
}} msg
set ::errorInfo
} "test error
while executing
\"error \"test error\"\"
(\"eval\" body line 3)
invoked from within
\"eval {
set a 1
error \"test error\"
}\""
test eval-3.1 {eval and pure lists} {
eval [list list 1 2 3 4 5]
} {1 2 3 4 5}
test eval-3.2 {concatenating eval and pure lists} {
eval [list list 1] [list 2 3 4 5]
} {1 2 3 4 5}
test eval-3.3 {eval and canonical lists} {
set cmd [list list 1 2 3 4 5]
# Force existance of utf-8 rep
set dummy($cmd) $cmd
unset dummy
eval $cmd
} {1 2 3 4 5}
test eval-3.4 {concatenating eval and canonical lists} {
set cmd [list list 1]
set cmd2 [list 2 3 4 5]
# Force existance of utf-8 rep
set dummy($cmd) $cmd
set dummy($cmd2) $cmd2
unset dummy
eval $cmd $cmd2
} {1 2 3 4 5}
# cleanup
::tcltest::cleanupTests
return
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