# This file tests the multiple interpreter facility of Tcl # # 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) 1995-1996 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: interp.test,v 1.19.2.6 2004/10/28 00:01:07 dgp Exp $ if {[lsearch [namespace children] ::tcltest] == -1} { package require tcltest 2.1 namespace import -force ::tcltest::* } # The set of hidden commands is platform dependent: if {"$tcl_platform(platform)" == "macintosh"} { set hidden_cmds {beep cd echo encoding exit fconfigure file glob load ls open pwd socket source} } else { set hidden_cmds {cd encoding exec exit fconfigure file glob load open pwd socket source} } foreach i [interp slaves] { interp delete $i } proc equiv {x} {return $x} # Part 0: Check out options for interp command test interp-1.1 {options for interp command} { list [catch {interp} msg] $msg } {1 {wrong # args: should be "interp cmd ?arg ...?"}} test interp-1.2 {options for interp command} { list [catch {interp frobox} msg] $msg } {1 {bad option "frobox": must be alias, aliases, create, delete, eval, exists, expose, hide, hidden, issafe, invokehidden, marktrusted, recursionlimit, slaves, share, target, or transfer}} test interp-1.3 {options for interp command} { interp delete } "" test interp-1.4 {options for interp command} { list [catch {interp delete foo bar} msg] $msg } {1 {could not find interpreter "foo"}} test interp-1.5 {options for interp command} { list [catch {interp exists foo bar} msg] $msg } {1 {wrong # args: should be "interp exists ?path?"}} # # test interp-0.6 was removed # test interp-1.6 {options for interp command} { list [catch {interp slaves foo bar zop} msg] $msg } {1 {wrong # args: should be "interp slaves ?path?"}} test interp-1.7 {options for interp command} { list [catch {interp hello} msg] $msg } {1 {bad option "hello": must be alias, aliases, create, delete, eval, exists, expose, hide, hidden, issafe, invokehidden, marktrusted, recursionlimit, slaves, share, target, or transfer}} test interp-1.8 {options for interp command} { list [catch {interp -froboz} msg] $msg } {1 {bad option "-froboz": must be alias, aliases, create, delete, eval, exists, expose, hide, hidden, issafe, invokehidden, marktrusted, recursionlimit, slaves, share, target, or transfer}} test interp-1.9 {options for interp command} { list [catch {interp -froboz -safe} msg] $msg } {1 {bad option "-froboz": must be alias, aliases, create, delete, eval, exists, expose, hide, hidden, issafe, invokehidden, marktrusted, recursionlimit, slaves, share, target, or transfer}} test interp-1.10 {options for interp command} { list [catch {interp target} msg] $msg } {1 {wrong # args: should be "interp target path alias"}} # Part 1: Basic interpreter creation tests: test interp-2.1 {basic interpreter creation} { interp create a } a test interp-2.2 {basic interpreter creation} { catch {interp create} } 0 test interp-2.3 {basic interpreter creation} { catch {interp create -safe} } 0 test interp-2.4 {basic interpreter creation} { list [catch {interp create a} msg] $msg } {1 {interpreter named "a" already exists, cannot create}} test interp-2.5 {basic interpreter creation} { interp create b -safe } b test interp-2.6 {basic interpreter creation} { interp create d -safe } d test interp-2.7 {basic interpreter creation} { list [catch {interp create -froboz} msg] $msg } {1 {bad option "-froboz": must be -safe or --}} test interp-2.8 {basic interpreter creation} { interp create -- -froboz } -froboz test interp-2.9 {basic interpreter creation} { interp create -safe -- -froboz1 } -froboz1 test interp-2.10 {basic interpreter creation} { interp create {a x1} interp create {a x2} interp create {a x3} -safe } {a x3} test interp-2.11 {anonymous interps vs existing procs} { set x [interp create] regexp "interp(\[0-9]+)" $x dummy thenum interp delete $x proc interp$thenum {} {} set x [interp create] regexp "interp(\[0-9]+)" $x dummy anothernum expr $anothernum > $thenum } 1 test interp-2.12 {anonymous interps vs existing procs} { set x [interp create -safe] regexp "interp(\[0-9]+)" $x dummy thenum interp delete $x proc interp$thenum {} {} set x [interp create -safe] regexp "interp(\[0-9]+)" $x dummy anothernum expr $anothernum - $thenum } 1 test interp-2.13 {correct default when no $path arg is given} -body { interp create -- } -match regexp -result {interp[0-9]+} foreach i [interp slaves] { interp delete $i } # Part 2: Testing "interp slaves" and "interp exists" test interp-3.1 {testing interp exists and interp slaves} { interp slaves } "" test interp-3.2 {testing interp exists and interp slaves} { interp create a interp exists a } 1 test interp-3.3 {testing interp exists and interp slaves} { interp exists nonexistent } 0 test interp-3.4 {testing interp exists and interp slaves} { list [catch {interp slaves a b c} msg] $msg } {1 {wrong # args: should be "interp slaves ?path?"}} test interp-3.5 {testing interp exists and interp slaves} { list [catch {interp exists a b c} msg] $msg } {1 {wrong # args: should be "interp exists ?path?"}} test interp-3.6 {testing interp exists and interp slaves} { interp exists } 1 test interp-3.7 {testing interp exists and interp slaves} { interp slaves } a test interp-3.8 {testing interp exists and interp slaves} { list [catch {interp slaves a b c} msg] $msg } {1 {wrong # args: should be "interp slaves ?path?"}} test interp-3.9 {testing interp exists and interp slaves} { interp create {a a2} -safe expr {[lsearch [interp slaves a] a2] >= 0} } 1 test interp-3.10 {testing interp exists and interp slaves} { interp exists {a a2} } 1 # Part 3: Testing "interp delete" test interp-3.11 {testing interp delete} { interp delete } "" test interp-4.1 {testing interp delete} { catch {interp create a} interp delete a } "" test interp-4.2 {testing interp delete} { list [catch {interp delete nonexistent} msg] $msg } {1 {could not find interpreter "nonexistent"}} test interp-4.3 {testing interp delete} { list [catch {interp delete x y z} msg] $msg } {1 {could not find interpreter "x"}} test interp-4.4 {testing interp delete} { interp delete } "" test interp-4.5 {testing interp delete} { interp create a interp create {a x1} interp delete {a x1} expr {[lsearch [interp slaves a] x1] >= 0} } 0 test interp-4.6 {testing interp delete} { interp create c1 interp create c2 interp create c3 interp delete c1 c2 c3 } "" test interp-4.7 {testing interp delete} { interp create c1 interp create c2 list [catch {interp delete c1 c2 c3} msg] $msg } {1 {could not find interpreter "c3"}} test interp-4.8 {testing interp delete} { list [catch {interp delete {}} msg] $msg } {1 {cannot delete the current interpreter}} foreach i [interp slaves] { interp delete $i } # Part 4: Consistency checking - all nondeleted interpreters should be # there: test interp-5.1 {testing consistency} { interp slaves } "" test interp-5.2 {testing consistency} { interp exists a } 0 test interp-5.3 {testing consistency} { interp exists nonexistent } 0 # Recreate interpreter "a" interp create a # Part 5: Testing eval in interpreter object command and with interp command test interp-6.1 {testing eval} { a eval expr 3 + 5 } 8 test interp-6.2 {testing eval} { list [catch {a eval foo} msg] $msg } {1 {invalid command name "foo"}} test interp-6.3 {testing eval} { a eval {proc foo {} {expr 3 + 5}} a eval foo } 8 test interp-6.4 {testing eval} { interp eval a foo } 8 test interp-6.5 {testing eval} { interp create {a x2} interp eval {a x2} {proc frob {} {expr 4 * 9}} interp eval {a x2} frob } 36 test interp-6.6 {testing eval} { list [catch {interp eval {a x2} foo} msg] $msg } {1 {invalid command name "foo"}} # UTILITY PROCEDURE RUNNING IN MASTER INTERPRETER: proc in_master {args} { return [list seen in master: $args] } # Part 6: Testing basic alias creation test interp-7.1 {testing basic alias creation} { a alias foo in_master } foo test interp-7.2 {testing basic alias creation} { a alias bar in_master a1 a2 a3 } bar # Test 6.3 has been deleted. test interp-7.3 {testing basic alias creation} { a alias foo } in_master test interp-7.4 {testing basic alias creation} { a alias bar } {in_master a1 a2 a3} test interp-7.5 {testing basic alias creation} { lsort [a aliases] } {bar foo} test interp-7.6 {testing basic aliases arg checking} { list [catch {a aliases too many args} msg] $msg } {1 {wrong # args: should be "a aliases"}} # Part 7: testing basic alias invocation test interp-8.1 {testing basic alias invocation} { catch {interp create a} a alias foo in_master a eval foo s1 s2 s3 } {seen in master: {s1 s2 s3}} test interp-8.2 {testing basic alias invocation} { catch {interp create a} a alias bar in_master a1 a2 a3 a eval bar s1 s2 s3 } {seen in master: {a1 a2 a3 s1 s2 s3}} test interp-8.3 {testing basic alias invocation} { catch {interp create a} list [catch {a alias} msg] $msg } {1 {wrong # args: should be "a alias aliasName ?targetName? ?args..?"}} # Part 8: Testing aliases for non-existent or hidden targets test interp-9.1 {testing aliases for non-existent targets} { catch {interp create a} a alias zop nonexistent-command-in-master list [catch {a eval zop} msg] $msg } {1 {invalid command name "nonexistent-command-in-master"}} test interp-9.2 {testing aliases for non-existent targets} { catch {interp create a} a alias zop nonexistent-command-in-master proc nonexistent-command-in-master {} {return i_exist!} a eval zop } i_exist! test interp-9.3 {testing aliases for hidden commands} { catch {interp create a} a eval {proc p {} {return ENTER_A}} interp alias {} p a p set res {} lappend res [list [catch p msg] $msg] interp hide a p lappend res [list [catch p msg] $msg] rename p {} interp delete a set res } {{0 ENTER_A} {1 {invalid command name "p"}}} test interp-9.4 {testing aliases and namespace commands} { proc p {} {return GLOBAL} namespace eval tst { proc p {} {return NAMESPACE} } interp alias {} a {} p set res [a] lappend res [namespace eval tst a] rename p {} rename a {} namespace delete tst set res } {GLOBAL GLOBAL} if {[info command nonexistent-command-in-master] != ""} { rename nonexistent-command-in-master {} } # Part 9: Aliasing between interpreters test interp-10.1 {testing aliasing between interpreters} { catch {interp delete a} catch {interp delete b} interp create a interp create b interp alias a a_alias b b_alias 1 2 3 } a_alias test interp-10.2 {testing aliasing between interpreters} { catch {interp delete a} catch {interp delete b} interp create a interp create b b eval {proc b_alias {args} {return [list got $args]}} interp alias a a_alias b b_alias 1 2 3 a eval a_alias a b c } {got {1 2 3 a b c}} test interp-10.3 {testing aliasing between interpreters} { catch {interp delete a} catch {interp delete b} interp create a interp create b interp alias a a_alias b b_alias 1 2 3 list [catch {a eval a_alias a b c} msg] $msg } {1 {invalid command name "b_alias"}} test interp-10.4 {testing aliasing between interpreters} { catch {interp delete a} interp create a a alias a_alias puts a aliases } a_alias test interp-10.5 {testing aliasing between interpreters} { catch {interp delete a} catch {interp delete b} interp create a interp create b a alias a_alias puts interp alias a a_del b b_del interp delete b a aliases } a_alias test interp-10.6 {testing aliasing between interpreters} { catch {interp delete a} catch {interp delete b} interp create a interp create b interp alias a a_command b b_command a1 a2 a3 b alias b_command in_master b1 b2 b3 a eval a_command m1 m2 m3 } {seen in master: {b1 b2 b3 a1 a2 a3 m1 m2 m3}} test interp-10.7 {testing aliases between interpreters} { catch {interp delete a} interp create a interp alias "" foo a zoppo a eval {proc zoppo {x} {list $x $x $x}} set x [foo 33] a eval {rename zoppo {}} interp alias "" foo a {} equiv $x } {33 33 33} # Part 10: Testing "interp target" test interp-11.1 {testing interp target} { list [catch {interp target} msg] $msg } {1 {wrong # args: should be "interp target path alias"}} test interp-11.2 {testing interp target} { list [catch {interp target nosuchinterpreter foo} msg] $msg } {1 {could not find interpreter "nosuchinterpreter"}} test interp-11.3 {testing interp target} { catch {interp delete a} interp create a a alias boo no_command interp target a boo } "" test interp-11.4 {testing interp target} { catch {interp delete x1} interp create x1 x1 eval interp create x2 x1 eval x2 eval interp create x3 catch {interp delete y1} interp create y1 y1 eval interp create y2 y1 eval y2 eval interp create y3 interp alias {x1 x2 x3} xcommand {y1 y2 y3} ycommand interp target {x1 x2 x3} xcommand } {y1 y2 y3} test interp-11.5 {testing interp target} { catch {interp delete x1} interp create x1 interp create {x1 x2} interp create {x1 x2 x3} catch {interp delete y1} interp create y1 interp create {y1 y2} interp create {y1 y2 y3} interp alias {x1 x2 x3} xcommand {y1 y2 y3} ycommand list [catch {x1 eval {interp target {x2 x3} xcommand}} msg] $msg } {1 {target interpreter for alias "xcommand" in path "x2 x3" is not my descendant}} test interp-11.6 {testing interp target} { foreach a [interp aliases] { rename $a {} } list [catch {interp target {} foo} msg] $msg } {1 {alias "foo" in path "" not found}} test interp-11.7 {testing interp target} { catch {interp delete a} interp create a list [catch {interp target a foo} msg] $msg } {1 {alias "foo" in path "a" not found}} # Part 11: testing "interp issafe" test interp-12.1 {testing interp issafe} { interp issafe } 0 test interp-12.2 {testing interp issafe} { catch {interp delete a} interp create a interp issafe a } 0 test interp-12.3 {testing interp issafe} { catch {interp delete a} interp create a interp create {a x3} -safe interp issafe {a x3} } 1 test interp-12.4 {testing interp issafe} { catch {interp delete a} interp create a interp create {a x3} -safe interp create {a x3 foo} interp issafe {a x3 foo} } 1 # Part 12: testing interpreter object command "issafe" sub-command test interp-13.1 {testing foo issafe} { catch {interp delete a} interp create a a issafe } 0 test interp-13.2 {testing foo issafe} { catch {interp delete a} interp create a interp create {a x3} -safe a eval x3 issafe } 1 test interp-13.3 {testing foo issafe} { catch {interp delete a} interp create a interp create {a x3} -safe interp create {a x3 foo} a eval x3 eval foo issafe } 1 test interp-13.4 {testing issafe arg checking} { catch {interp create a} list [catch {a issafe too many args} msg] $msg } {1 {wrong # args: should be "a issafe"}} # part 14: testing interp aliases test interp-14.1 {testing interp aliases} { interp aliases } "" test interp-14.2 {testing interp aliases} { catch {interp delete a} interp create a a alias a1 puts a alias a2 puts a alias a3 puts lsort [interp aliases a] } {a1 a2 a3} test interp-14.3 {testing interp aliases} { catch {interp delete a} interp create a interp create {a x3} interp alias {a x3} froboz "" puts interp aliases {a x3} } froboz test interp-14.4 {testing interp alias - alias over master} { # SF Bug 641195 catch {interp delete a} interp create a list [catch {interp alias "" a a eval} msg] $msg [info commands a] } {1 {cannot define or rename alias "a": interpreter deleted} {}} # part 15: testing file sharing test interp-15.1 {testing file sharing} { catch {interp delete z} interp create z z eval close stdout list [catch {z eval puts hello} msg] $msg } {1 {can not find channel named "stdout"}} test interp-15.2 {testing file sharing} -body { catch {interp delete z} interp create z set f [open [makeFile {} file-15.2] w] interp share "" $f z z eval puts $f hello z eval close $f close $f } -cleanup { removeFile file-15.2 } -result "" test interp-15.3 {testing file sharing} { catch {interp delete xsafe} interp create xsafe -safe list [catch {xsafe eval puts hello} msg] $msg } {1 {can not find channel named "stdout"}} test interp-15.4 {testing file sharing} -body { catch {interp delete xsafe} interp create xsafe -safe set f [open [makeFile {} file-15.4] w] interp share "" $f xsafe xsafe eval puts $f hello xsafe eval close $f close $f } -cleanup { removeFile file-15.4 } -result "" test interp-15.5 {testing file sharing} { catch {interp delete xsafe} interp create xsafe -safe interp share "" stdout xsafe list [catch {xsafe eval gets stdout} msg] $msg } {1 {channel "stdout" wasn't opened for reading}} test interp-15.6 {testing file sharing} -body { catch {interp delete xsafe} interp create xsafe -safe set f [open [makeFile {} file-15.6] w] interp share "" $f xsafe set x [list [catch [list xsafe eval gets $f] msg] $msg] xsafe eval close $f close $f string compare [string tolower $x] \ [list 1 [format "channel \"%s\" wasn't opened for reading" $f]] } -cleanup { removeFile file-15.6 } -result 0 test interp-15.7 {testing file transferring} -body { catch {interp delete xsafe} interp create xsafe -safe set f [open [makeFile {} file-15.7] w] interp transfer "" $f xsafe xsafe eval puts $f hello xsafe eval close $f } -cleanup { removeFile file-15.7 } -result "" test interp-15.8 {testing file transferring} -body { catch {interp delete xsafe} interp create xsafe -safe set f [open [makeFile {} file-15.8] w] interp transfer "" $f xsafe xsafe eval close $f set x [list [catch {close $f} msg] $msg] string compare [string tolower $x] \ [list 1 [format "can not find channel named \"%s\"" $f]] } -cleanup { removeFile file-15.8 } -result 0 # # Torture tests for interpreter deletion order # proc kill {} {interp delete xxx} test interp-15.9 {testing deletion order} { catch {interp delete xxx} interp create xxx xxx alias kill kill list [catch {xxx eval kill} msg] $msg } {0 {}} test interp-16.1 {testing deletion order} { catch {interp delete xxx} interp create xxx interp create {xxx yyy} interp alias {xxx yyy} kill "" kill list [catch {interp eval {xxx yyy} kill} msg] $msg } {0 {}} test interp-16.2 {testing deletion order} { catch {interp delete xxx} interp create xxx interp create {xxx yyy} interp alias {xxx yyy} kill "" kill list [catch {xxx eval yyy eval kill} msg] $msg } {0 {}} test interp-16.3 {testing deletion order} { catch {interp delete xxx} interp create xxx interp create ddd xxx alias kill kill interp alias ddd kill xxx kill set x [ddd eval kill] interp delete ddd set x } "" test interp-16.4 {testing deletion order} { catch {interp delete xxx} interp create xxx interp create {xxx yyy} interp alias {xxx yyy} kill "" kill interp create ddd interp alias ddd kill {xxx yyy} kill set x [ddd eval kill] interp delete ddd set x } "" test interp-16.5 {testing deletion order, bgerror} { catch {interp delete xxx} interp create xxx xxx eval {proc bgerror {args} {exit}} xxx alias exit kill xxx proc kill {i} {interp delete $i} xxx eval after 100 expr a + b after 200 update interp exists xxx } 0 # # Alias loop prevention testing. # test interp-17.1 {alias loop prevention} { list [catch {interp alias {} a {} a} msg] $msg } {1 {cannot define or rename alias "a": would create a loop}} test interp-17.2 {alias loop prevention} { catch {interp delete x} interp create x x alias a loop list [catch {interp alias {} loop x a} msg] $msg } {1 {cannot define or rename alias "loop": would create a loop}} test interp-17.3 {alias loop prevention} { catch {interp delete x} interp create x interp alias x a x b list [catch {interp alias x b x a} msg] $msg } {1 {cannot define or rename alias "b": would create a loop}} test interp-17.4 {alias loop prevention} { catch {interp delete x} interp create x interp alias x b x a list [catch {x eval rename b a} msg] $msg } {1 {cannot define or rename alias "b": would create a loop}} test interp-17.5 {alias loop prevention} { catch {interp delete x} interp create x x alias z l1 interp alias {} l2 x z list [catch {rename l2 l1} msg] $msg } {1 {cannot define or rename alias "l2": would create a loop}} # # Test robustness of Tcl_DeleteInterp when applied to a slave interpreter. # If there are bugs in the implementation these tests are likely to expose # the bugs as a core dump. # if {[info commands testinterpdelete] == ""} { puts "This application hasn't been compiled with the \"testinterpdelete\"" puts "command, so I can't test slave delete calls" } else { test interp-18.1 {testing Tcl_DeleteInterp vs slaves} { list [catch {testinterpdelete} msg] $msg } {1 {wrong # args: should be "testinterpdelete path"}} test interp-18.2 {testing Tcl_DeleteInterp vs slaves} { catch {interp delete a} interp create a testinterpdelete a } "" test interp-18.3 {testing Tcl_DeleteInterp vs slaves} { catch {interp delete a} interp create a interp create {a b} testinterpdelete {a b} } "" test interp-18.4 {testing Tcl_DeleteInterp vs slaves} { catch {interp delete a} interp create a interp create {a b} testinterpdelete a } "" test interp-18.5 {testing Tcl_DeleteInterp vs slaves} { catch {interp delete a} interp create a interp create {a b} interp alias {a b} dodel {} dodel proc dodel {x} {testinterpdelete $x} list [catch {interp eval {a b} {dodel {a b}}} msg] $msg } {0 {}} test interp-18.6 {testing Tcl_DeleteInterp vs slaves} { catch {interp delete a} interp create a interp create {a b} interp alias {a b} dodel {} dodel proc dodel {x} {testinterpdelete $x} list [catch {interp eval {a b} {dodel a}} msg] $msg } {0 {}} test interp-18.7 {eval in deleted interp} { catch {interp delete a} interp create a a eval { proc dodel {} { delme dosomething else } proc dosomething args { puts "I should not have been called!!" } } a alias delme dela proc dela {} {interp delete a} list [catch {a eval dodel} msg] $msg } {1 {attempt to call eval in deleted interpreter}} test interp-18.8 {eval in deleted interp} { catch {interp delete a} interp create a a eval { interp create b b eval { proc dodel {} { dela } } proc foo {} { b eval dela dosomething else } proc dosomething args { puts "I should not have been called!!" } } interp alias {a b} dela {} dela proc dela {} {interp delete a} list [catch {a eval foo} msg] $msg } {1 {attempt to call eval in deleted interpreter}} } test interp-18.9 {eval in deleted interp, bug 495830} {knownBug} { interp create tst interp alias tst suicide {} interp delete tst list [catch {tst eval {suicide; set a 5}} msg] $msg } {1 {attempt to call eval in deleted interpreter}} test interp-18.10 {eval in deleted interp, bug 495830} { interp create tst interp alias tst suicide {} interp delete tst list [catch {tst eval {set set set; suicide; $set a 5}} msg] $msg } {1 {attempt to call eval in deleted interpreter}} # Test alias deletion test interp-19.1 {alias deletion} { catch {interp delete a} interp create a interp alias a foo a bar set s [interp alias a foo {}] interp delete a set s } {} test interp-19.2 {alias deletion} { catch {interp delete a} interp create a catch {interp alias a foo {}} msg interp delete a set msg } {alias "foo" not found} test interp-19.3 {alias deletion} { catch {interp delete a} interp create a interp alias a foo a bar interp eval a {rename foo zop} interp alias a foo a zop catch {interp eval a foo} msg interp delete a set msg } {invalid command name "zop"} test interp-19.4 {alias deletion} { catch {interp delete a} interp create a interp alias a foo a bar interp eval a {rename foo zop} catch {interp eval a foo} msg interp delete a set msg } {invalid command name "foo"} test interp-19.5 {alias deletion} { catch {interp delete a} interp create a interp eval a {proc bar {} {return 1}} interp alias a foo a bar interp eval a {rename foo zop} catch {interp eval a zop} msg interp delete a set msg } 1 test interp-19.6 {alias deletion} { catch {interp delete a} interp create a interp alias a foo a bar interp eval a {rename foo zop} interp alias a foo a zop set s [interp aliases a] interp delete a set s } foo test interp-19.7 {alias deletion, renaming} { catch {interp delete a} interp create a interp alias a foo a bar interp eval a rename foo blotz interp alias a foo {} set s [interp aliases a] interp delete a set s } {} test interp-19.8 {alias deletion, renaming} { catch {interp delete a} interp create a interp alias a foo a bar interp eval a rename foo blotz set l "" lappend l [interp aliases a] interp alias a foo {} lappend l [interp aliases a] interp delete a set l } {foo {}} test interp-19.9 {alias deletion, renaming} { catch {interp delete a} interp create a interp alias a foo a bar interp eval a rename foo blotz interp eval a {proc foo {} {expr 34 * 34}} interp alias a foo {} set l [interp eval a foo] interp delete a set l } 1156 test interp-20.1 {interp hide, interp expose and interp invokehidden} { catch {interp delete a} interp create a a eval {proc unknown {x args} {error "invalid command name \"$x\""}} a eval {proc foo {} {}} a hide foo catch {a eval foo something} msg interp delete a set msg } {invalid command name "foo"} test interp-20.2 {interp hide, interp expose and interp invokehidden} { catch {interp delete a} interp create a a eval {proc unknown {x args} {error "invalid command name \"$x\""}} a hide list set l "" lappend l [catch {a eval {list 1 2 3}} msg] lappend l $msg a expose list lappend l [catch {a eval {list 1 2 3}} msg] lappend l $msg interp delete a set l } {1 {invalid command name "list"} 0 {1 2 3}} test interp-20.3 {interp hide, interp expose and interp invokehidden} { catch {interp delete a} interp create a a eval {proc unknown {x args} {error "invalid command name \"$x\""}} a hide list set l "" lappend l [catch {a eval {list 1 2 3}} msg] lappend l $msg lappend l [catch {a invokehidden list 1 2 3} msg] lappend l $msg a expose list lappend l [catch {a eval {list 1 2 3}} msg] lappend l $msg interp delete a set l } {1 {invalid command name "list"} 0 {1 2 3} 0 {1 2 3}} test interp-20.4 {interp hide, interp expose and interp invokehidden -- passing {}} { catch {interp delete a} interp create a a eval {proc unknown {x args} {error "invalid command name \"$x\""}} a hide list set l "" lappend l [catch {a eval {list 1 2 3}} msg] lappend l $msg lappend l [catch {a invokehidden list {"" 1 2 3}} msg] lappend l $msg a expose list lappend l [catch {a eval {list 1 2 3}} msg] lappend l $msg interp delete a set l } {1 {invalid command name "list"} 0 {{"" 1 2 3}} 0 {1 2 3}} test interp-20.5 {interp hide, interp expose and interp invokehidden -- passing {}} { catch {interp delete a} interp create a a eval {proc unknown {x args} {error "invalid command name \"$x\""}} a hide list set l "" lappend l [catch {a eval {list 1 2 3}} msg] lappend l $msg lappend l [catch {a invokehidden list {{} 1 2 3}} msg] lappend l $msg a expose list lappend l [catch {a eval {list 1 2 3}} msg] lappend l $msg interp delete a set l } {1 {invalid command name "list"} 0 {{{} 1 2 3}} 0 {1 2 3}} test interp-20.6 {interp invokehidden -- eval args} { catch {interp delete a} interp create a a hide list set l "" set z 45 lappend l [catch {a invokehidden list $z 1 2 3} msg] lappend l $msg a expose list lappend l [catch {a eval list $z 1 2 3} msg] lappend l $msg interp delete a set l } {0 {45 1 2 3} 0 {45 1 2 3}} test interp-20.7 {interp invokehidden vs variable eval} { catch {interp delete a} interp create a a hide list set z 45 set l "" lappend l [catch {a invokehidden list {$z a b c}} msg] lappend l $msg interp delete a set l } {0 {{$z a b c}}} test interp-20.8 {interp invokehidden vs variable eval} { catch {interp delete a} interp create a a hide list a eval set z 89 set z 45 set l "" lappend l [catch {a invokehidden list {$z a b c}} msg] lappend l $msg interp delete a set l } {0 {{$z a b c}}} test interp-20.9 {interp invokehidden vs variable eval} { catch {interp delete a} interp create a a hide list a eval set z 89 set z 45 set l "" lappend l [catch {a invokehidden list $z {$z a b c}} msg] lappend l $msg interp delete a set l } {0 {45 {$z a b c}}} test interp-20.10 {interp hide, interp expose and interp invokehidden} { catch {interp delete a} interp create a a eval {proc unknown {x args} {error "invalid command name \"$x\""}} a eval {proc foo {} {}} interp hide a foo catch {interp eval a foo something} msg interp delete a set msg } {invalid command name "foo"} test interp-20.11 {interp hide, interp expose and interp invokehidden} { catch {interp delete a} interp create a a eval {proc unknown {x args} {error "invalid command name \"$x\""}} interp hide a list set l "" lappend l [catch {interp eval a {list 1 2 3}} msg] lappend l $msg interp expose a list lappend l [catch {interp eval a {list 1 2 3}} msg] lappend l $msg interp delete a set l } {1 {invalid command name "list"} 0 {1 2 3}} test interp-20.12 {interp hide, interp expose and interp invokehidden} { catch {interp delete a} interp create a a eval {proc unknown {x args} {error "invalid command name \"$x\""}} interp hide a list set l "" lappend l [catch {interp eval a {list 1 2 3}} msg] lappend l $msg lappend l [catch {interp invokehidden a list 1 2 3} msg] lappend l $msg interp expose a list lappend l [catch {interp eval a {list 1 2 3}} msg] lappend l $msg interp delete a set l } {1 {invalid command name "list"} 0 {1 2 3} 0 {1 2 3}} test interp-20.13 {interp hide, interp expose, interp invokehidden -- passing {}} { catch {interp delete a} interp create a a eval {proc unknown {x args} {error "invalid command name \"$x\""}} interp hide a list set l "" lappend l [catch {interp eval a {list 1 2 3}} msg] lappend l $msg lappend l [catch {interp invokehidden a list {"" 1 2 3}} msg] lappend l $msg interp expose a list lappend l [catch {interp eval a {list 1 2 3}} msg] lappend l $msg interp delete a set l } {1 {invalid command name "list"} 0 {{"" 1 2 3}} 0 {1 2 3}} test interp-20.14 {interp hide, interp expose, interp invokehidden -- passing {}} { catch {interp delete a} interp create a a eval {proc unknown {x args} {error "invalid command name \"$x\""}} interp hide a list set l "" lappend l [catch {interp eval a {list 1 2 3}} msg] lappend l $msg lappend l [catch {interp invokehidden a list {{} 1 2 3}} msg] lappend l $msg interp expose a list lappend l [catch {a eval {list 1 2 3}} msg] lappend l $msg interp delete a set l } {1 {invalid command name "list"} 0 {{{} 1 2 3}} 0 {1 2 3}} test interp-20.15 {interp invokehidden -- eval args} { catch {interp delete a} interp create a interp hide a list set l "" set z 45 lappend l [catch {interp invokehidden a list $z 1 2 3} msg] lappend l $msg a expose list lappend l [catch {interp eval a list $z 1 2 3} msg] lappend l $msg interp delete a set l } {0 {45 1 2 3} 0 {45 1 2 3}} test interp-20.16 {interp invokehidden vs variable eval} { catch {interp delete a} interp create a interp hide a list set z 45 set l "" lappend l [catch {interp invokehidden a list {$z a b c}} msg] lappend l $msg interp delete a set l } {0 {{$z a b c}}} test interp-20.17 {interp invokehidden vs variable eval} { catch {interp delete a} interp create a interp hide a list a eval set z 89 set z 45 set l "" lappend l [catch {interp invokehidden a list {$z a b c}} msg] lappend l $msg interp delete a set l } {0 {{$z a b c}}} test interp-20.18 {interp invokehidden vs variable eval} { catch {interp delete a} interp create a interp hide a list a eval set z 89 set z 45 set l "" lappend l [catch {interp invokehidden a list $z {$z a b c}} msg] lappend l $msg interp delete a set l } {0 {45 {$z a b c}}} test interp-20.19 {interp invokehidden vs nested commands} { catch {interp delete a} interp create a a hide list set l [a invokehidden list {[list x y z] f g h} z] interp delete a set l } {{[list x y z] f g h} z} test interp-20.20 {interp invokehidden vs nested commands} { catch {interp delete a} interp create a a hide list set l [interp invokehidden a list {[list x y z] f g h} z] interp delete a set l } {{[list x y z] f g h} z} test interp-20.21 {interp hide vs safety} { catch {interp delete a} interp create a -safe set l "" lappend l [catch {a hide list} msg] lappend l $msg interp delete a set l } {0 {}} test interp-20.22 {interp hide vs safety} { catch {interp delete a} interp create a -safe set l "" lappend l [catch {interp hide a list} msg] lappend l $msg interp delete a set l } {0 {}} test interp-20.23 {interp hide vs safety} { catch {interp delete a} interp create a -safe set l "" lappend l [catch {a eval {interp hide {} list}} msg] lappend l $msg interp delete a set l } {1 {permission denied: safe interpreter cannot hide commands}} test interp-20.24 {interp hide vs safety} { catch {interp delete a} interp create a -safe interp create {a b} set l "" lappend l [catch {a eval {interp hide b list}} msg] lappend l $msg interp delete a set l } {1 {permission denied: safe interpreter cannot hide commands}} test interp-20.25 {interp hide vs safety} { catch {interp delete a} interp create a -safe interp create {a b} set l "" lappend l [catch {interp hide {a b} list} msg] lappend l $msg interp delete a set l } {0 {}} test interp-20.26 {interp expoose vs safety} { catch {interp delete a} interp create a -safe set l "" lappend l [catch {a hide list} msg] lappend l $msg lappend l [catch {a expose list} msg] lappend l $msg interp delete a set l } {0 {} 0 {}} test interp-20.27 {interp expose vs safety} { catch {interp delete a} interp create a -safe set l "" lappend l [catch {interp hide a list} msg] lappend l $msg lappend l [catch {interp expose a list} msg] lappend l $msg interp delete a set l } {0 {} 0 {}} test interp-20.28 {interp expose vs safety} { catch {interp delete a} interp create a -safe set l "" lappend l [catch {a hide list} msg] lappend l $msg lappend l [catch {a eval {interp expose {} list}} msg] lappend l $msg interp delete a set l } {0 {} 1 {permission denied: safe interpreter cannot expose commands}} test interp-20.29 {interp expose vs safety} { catch {interp delete a} interp create a -safe set l "" lappend l [catch {interp hide a list} msg] lappend l $msg lappend l [catch {a eval {interp expose {} list}} msg] lappend l $msg interp delete a set l } {0 {} 1 {permission denied: safe interpreter cannot expose commands}} test interp-20.30 {interp expose vs safety} { catch {interp delete a} interp create a -safe interp create {a b} set l "" lappend l [catch {interp hide {a b} list} msg] lappend l $msg lappend l [catch {a eval {interp expose b list}} msg] lappend l $msg interp delete a set l } {0 {} 1 {permission denied: safe interpreter cannot expose commands}} test interp-20.31 {interp expose vs safety} { catch {interp delete a} interp create a -safe interp create {a b} set l "" lappend l [catch {interp hide {a b} list} msg] lappend l $msg lappend l [catch {interp expose {a b} list} msg] lappend l $msg interp delete a set l } {0 {} 0 {}} test interp-20.32 {interp invokehidden vs safety} { catch {interp delete a} interp create a -safe interp hide a list set l "" lappend l [catch {a eval {interp invokehidden {} list a b c}} msg] lappend l $msg interp delete a set l } {1 {not allowed to invoke hidden commands from safe interpreter}} test interp-20.33 {interp invokehidden vs safety} { catch {interp delete a} interp create a -safe interp hide a list set l "" lappend l [catch {a eval {interp invokehidden {} list a b c}} msg] lappend l $msg lappend l [catch {a invokehidden list a b c} msg] lappend l $msg interp delete a set l } {1 {not allowed to invoke hidden commands from safe interpreter}\ 0 {a b c}} test interp-20.34 {interp invokehidden vs safety} { catch {interp delete a} interp create a -safe interp create {a b} interp hide {a b} list set l "" lappend l [catch {a eval {interp invokehidden b list a b c}} msg] lappend l $msg lappend l [catch {interp invokehidden {a b} list a b c} msg] lappend l $msg interp delete a set l } {1 {not allowed to invoke hidden commands from safe interpreter}\ 0 {a b c}} test interp-20.35 {invokehidden at local level} { catch {interp delete a} interp create a a eval { proc p1 {} { set z 90 a1 set z } proc h1 {} { upvar z z set z 91 } } a hide h1 a alias a1 a1 proc a1 {} { interp invokehidden a h1 } set r [interp eval a p1] interp delete a set r } 91 test interp-20.36 {invokehidden at local level} { catch {interp delete a} interp create a a eval { set z 90 proc p1 {} { global z a1 set z } proc h1 {} { upvar z z set z 91 } } a hide h1 a alias a1 a1 proc a1 {} { interp invokehidden a h1 } set r [interp eval a p1] interp delete a set r } 91 test interp-20.37 {invokehidden at local level} { catch {interp delete a} interp create a a eval { proc p1 {} { a1 set z } proc h1 {} { upvar z z set z 91 } } a hide h1 a alias a1 a1 proc a1 {} { interp invokehidden a h1 } set r [interp eval a p1] interp delete a set r } 91 test interp-20.38 {invokehidden at global level} { catch {interp delete a} interp create a a eval { proc p1 {} { a1 set z } proc h1 {} { upvar z z set z 91 } } a hide h1 a alias a1 a1 proc a1 {} { interp invokehidden a -global h1 } set r [catch {interp eval a p1} msg] interp delete a list $r $msg } {1 {can't read "z": no such variable}} test interp-20.39 {invokehidden at global level} { catch {interp delete a} interp create a a eval { proc p1 {} { global z a1 set z } proc h1 {} { upvar z z set z 91 } } a hide h1 a alias a1 a1 proc a1 {} { interp invokehidden a -global h1 } set r [catch {interp eval a p1} msg] interp delete a list $r $msg } {0 91} test interp-20.40 {safe, invokehidden at local level} { catch {interp delete a} interp create a -safe a eval { proc p1 {} { set z 90 a1 set z } proc h1 {} { upvar z z set z 91 } } a hide h1 a alias a1 a1 proc a1 {} { interp invokehidden a h1 } set r [interp eval a p1] interp delete a set r } 91 test interp-20.41 {safe, invokehidden at local level} { catch {interp delete a} interp create a -safe a eval { set z 90 proc p1 {} { global z a1 set z } proc h1 {} { upvar z z set z 91 } } a hide h1 a alias a1 a1 proc a1 {} { interp invokehidden a h1 } set r [interp eval a p1] interp delete a set r } 91 test interp-20.42 {safe, invokehidden at local level} { catch {interp delete a} interp create a -safe a eval { proc p1 {} { a1 set z } proc h1 {} { upvar z z set z 91 } } a hide h1 a alias a1 a1 proc a1 {} { interp invokehidden a h1 } set r [interp eval a p1] interp delete a set r } 91 test interp-20.43 {invokehidden at global level} { catch {interp delete a} interp create a a eval { proc p1 {} { a1 set z } proc h1 {} { upvar z z set z 91 } } a hide h1 a alias a1 a1 proc a1 {} { interp invokehidden a -global h1 } set r [catch {interp eval a p1} msg] interp delete a list $r $msg } {1 {can't read "z": no such variable}} test interp-20.44 {invokehidden at global level} { catch {interp delete a} interp create a a eval { proc p1 {} { global z a1 set z } proc h1 {} { upvar z z set z 91 } } a hide h1 a alias a1 a1 proc a1 {} { interp invokehidden a -global h1 } set r [catch {interp eval a p1} msg] interp delete a list $r $msg } {0 91} test interp-20.45 {interp hide vs namespaces} { catch {interp delete a} interp create a a eval { namespace eval foo {} proc foo::x {} {} } set l [list [catch {interp hide a foo::x} msg] $msg] interp delete a set l } {1 {cannot use namespace qualifiers in hidden command token (rename)}} test interp-20.46 {interp hide vs namespaces} { catch {interp delete a} interp create a a eval { namespace eval foo {} proc foo::x {} {} } set l [list [catch {interp hide a foo::x x} msg] $msg] interp delete a set l } {1 {can only hide global namespace commands (use rename then hide)}} test interp-20.47 {interp hide vs namespaces} { catch {interp delete a} interp create a a eval { proc x {} {} } set l [list [catch {interp hide a x foo::x} msg] $msg] interp delete a set l } {1 {cannot use namespace qualifiers in hidden command token (rename)}} test interp-20.48 {interp hide vs namespaces} { catch {interp delete a} interp create a a eval { namespace eval foo {} proc foo::x {} {} } set l [list [catch {interp hide a foo::x bar::x} msg] $msg] interp delete a set l } {1 {cannot use namespace qualifiers in hidden command token (rename)}} test interp-21.1 {interp hidden} { interp hidden {} } "" test interp-21.2 {interp hidden} { interp hidden } "" test interp-21.3 {interp hidden vs interp hide, interp expose} { set l "" lappend l [interp hidden] interp hide {} pwd lappend l [interp hidden] interp expose {} pwd lappend l [interp hidden] set l } {{} pwd {}} test interp-21.4 {interp hidden} { catch {interp delete a} interp create a set l [interp hidden a] interp delete a set l } "" test interp-21.5 {interp hidden} { catch {interp delete a} interp create -safe a set l [lsort [interp hidden a]] interp delete a set l } $hidden_cmds test interp-21.6 {interp hidden vs interp hide, interp expose} { catch {interp delete a} interp create a set l "" lappend l [interp hidden a] interp hide a pwd lappend l [interp hidden a] interp expose a pwd lappend l [interp hidden a] interp delete a set l } {{} pwd {}} test interp-21.7 {interp hidden} { catch {interp delete a} interp create a set l [a hidden] interp delete a set l } "" test interp-21.8 {interp hidden} { catch {interp delete a} interp create a -safe set l [lsort [a hidden]] interp delete a set l } $hidden_cmds test interp-21.9 {interp hidden vs interp hide, interp expose} { catch {interp delete a} interp create a set l "" lappend l [a hidden] a hide pwd lappend l [a hidden] a expose pwd lappend l [a hidden] interp delete a set l } {{} pwd {}} test interp-22.1 {testing interp marktrusted} { catch {interp delete a} interp create a set l "" lappend l [a issafe] lappend l [a marktrusted] lappend l [a issafe] interp delete a set l } {0 {} 0} test interp-22.2 {testing interp marktrusted} { catch {interp delete a} interp create a set l "" lappend l [interp issafe a] lappend l [interp marktrusted a] lappend l [interp issafe a] interp delete a set l } {0 {} 0} test interp-22.3 {testing interp marktrusted} { catch {interp delete a} interp create a -safe set l "" lappend l [a issafe] lappend l [a marktrusted] lappend l [a issafe] interp delete a set l } {1 {} 0} test interp-22.4 {testing interp marktrusted} { catch {interp delete a} interp create a -safe set l "" lappend l [interp issafe a] lappend l [interp marktrusted a] lappend l [interp issafe a] interp delete a set l } {1 {} 0} test interp-22.5 {testing interp marktrusted} { catch {interp delete a} interp create a -safe interp create {a b} catch {a eval {interp marktrusted b}} msg interp delete a set msg } {permission denied: safe interpreter cannot mark trusted} test interp-22.6 {testing interp marktrusted} { catch {interp delete a} interp create a -safe interp create {a b} catch {a eval {b marktrusted}} msg interp delete a set msg } {permission denied: safe interpreter cannot mark trusted} test interp-22.7 {testing interp marktrusted} { catch {interp delete a} interp create a -safe set l "" lappend l [interp issafe a] interp marktrusted a interp create {a b} lappend l [interp issafe a] lappend l [interp issafe {a b}] interp delete a set l } {1 0 0} test interp-22.8 {testing interp marktrusted} { catch {interp delete a} interp create a -safe set l "" lappend l [interp issafe a] interp create {a b} lappend l [interp issafe {a b}] interp marktrusted a interp create {a c} lappend l [interp issafe a] lappend l [interp issafe {a c}] interp delete a set l } {1 1 0 0} test interp-22.9 {testing interp marktrusted} { catch {interp delete a} interp create a -safe set l "" lappend l [interp issafe a] interp create {a b} lappend l [interp issafe {a b}] interp marktrusted {a b} lappend l [interp issafe a] lappend l [interp issafe {a b}] interp create {a b c} lappend l [interp issafe {a b c}] interp delete a set l } {1 1 1 0 0} test interp-23.1 {testing hiding vs aliases} { catch {interp delete a} interp create a set l "" lappend l [interp hidden a] a alias bar bar lappend l [interp aliases a] lappend l [interp hidden a] a hide bar lappend l [interp aliases a] lappend l [interp hidden a] a alias bar {} lappend l [interp aliases a] lappend l [interp hidden a] interp delete a set l } {{} bar {} bar bar {} {}} test interp-23.2 {testing hiding vs aliases} {unixOrPc} { catch {interp delete a} interp create a -safe set l "" lappend l [lsort [interp hidden a]] a alias bar bar lappend l [interp aliases a] lappend l [lsort [interp hidden a]] a hide bar lappend l [interp aliases a] lappend l [lsort [interp hidden a]] a alias bar {} lappend l [interp aliases a] lappend l [lsort [interp hidden a]] interp delete a set l } {{cd encoding exec exit fconfigure file glob load open pwd socket source} bar {cd encoding exec exit fconfigure file glob load open pwd socket source} bar {bar cd encoding exec exit fconfigure file glob load open pwd socket source} {} {cd encoding exec exit fconfigure file glob load open pwd socket source}} test interp-23.3 {testing hiding vs aliases} {macOnly} { catch {interp delete a} interp create a -safe set l "" lappend l [lsort [interp hidden a]] a alias bar bar lappend l [interp aliases a] lappend l [lsort [interp hidden a]] a hide bar lappend l [interp aliases a] lappend l [lsort [interp hidden a]] a alias bar {} lappend l [interp aliases a] lappend l [lsort [interp hidden a]] interp delete a set l } {{beep cd echo encoding exit fconfigure file glob load ls open pwd socket source} bar {beep cd echo encoding exit fconfigure file glob load ls open pwd socket source} bar {bar beep cd echo encoding exit fconfigure file glob load ls open pwd socket source} {} {beep cd echo encoding exit fconfigure file glob load ls open pwd socket source}} test interp-24.1 {result resetting on error} { catch {interp delete a} interp create a proc foo args {error $args} interp alias a foo {} foo set l [interp eval a { set l {} lappend l [catch {foo 1 2 3} msg] lappend l $msg lappend l [catch {foo 3 4 5} msg] lappend l $msg set l }] interp delete a set l } {1 {1 2 3} 1 {3 4 5}} test interp-24.2 {result resetting on error} { catch {interp delete a} interp create a -safe proc foo args {error $args} interp alias a foo {} foo set l [interp eval a { set l {} lappend l [catch {foo 1 2 3} msg] lappend l $msg lappend l [catch {foo 3 4 5} msg] lappend l $msg set l }] interp delete a set l } {1 {1 2 3} 1 {3 4 5}} test interp-24.3 {result resetting on error} { catch {interp delete a} interp create a interp create {a b} interp eval a { proc foo args {error $args} } interp alias {a b} foo a foo set l [interp eval {a b} { set l {} lappend l [catch {foo 1 2 3} msg] lappend l $msg lappend l [catch {foo 3 4 5} msg] lappend l $msg set l }] interp delete a set l } {1 {1 2 3} 1 {3 4 5}} test interp-24.4 {result resetting on error} { catch {interp delete a} interp create a -safe interp create {a b} interp eval a { proc foo args {error $args} } interp alias {a b} foo a foo set l [interp eval {a b} { set l {} lappend l [catch {foo 1 2 3} msg] lappend l $msg lappend l [catch {foo 3 4 5} msg] lappend l $msg set l }] interp delete a set l } {1 {1 2 3} 1 {3 4 5}} test interp-24.5 {result resetting on error} { catch {interp delete a} catch {interp delete b} interp create a interp create b interp eval a { proc foo args {error $args} } interp alias b foo a foo set l [interp eval b { set l {} lappend l [catch {foo 1 2 3} msg] lappend l $msg lappend l [catch {foo 3 4 5} msg] lappend l $msg set l }] interp delete a set l } {1 {1 2 3} 1 {3 4 5}} test interp-24.6 {result resetting on error} { catch {interp delete a} catch {interp delete b} interp create a -safe interp create b -safe interp eval a { proc foo args {error $args} } interp alias b foo a foo set l [interp eval b { set l {} lappend l [catch {foo 1 2 3} msg] lappend l $msg lappend l [catch {foo 3 4 5} msg] lappend l $msg set l }] interp delete a set l } {1 {1 2 3} 1 {3 4 5}} test interp-24.7 {result resetting on error} { catch {interp delete a} interp create a interp eval a { proc foo args {error $args} } set l {} lappend l [catch {interp eval a foo 1 2 3} msg] lappend l $msg lappend l [catch {interp eval a foo 3 4 5} msg] lappend l $msg interp delete a set l } {1 {1 2 3} 1 {3 4 5}} test interp-24.8 {result resetting on error} { catch {interp delete a} interp create a -safe interp eval a { proc foo args {error $args} } set l {} lappend l [catch {interp eval a foo 1 2 3} msg] lappend l $msg lappend l [catch {interp eval a foo 3 4 5} msg] lappend l $msg interp delete a set l } {1 {1 2 3} 1 {3 4 5}} test interp-24.9 {result resetting on error} { catch {interp delete a} interp create a interp create {a b} interp eval {a b} { proc foo args {error $args} } interp eval a { proc foo args { eval interp eval b foo $args } } set l {} lappend l [catch {interp eval a foo 1 2 3} msg] lappend l $msg lappend l [catch {interp eval a foo 3 4 5} msg] lappend l $msg interp delete a set l } {1 {1 2 3} 1 {3 4 5}} test interp-24.10 {result resetting on error} { catch {interp delete a} interp create a -safe interp create {a b} interp eval {a b} { proc foo args {error $args} } interp eval a { proc foo args { eval interp eval b foo $args } } set l {} lappend l [catch {interp eval a foo 1 2 3} msg] lappend l $msg lappend l [catch {interp eval a foo 3 4 5} msg] lappend l $msg interp delete a set l } {1 {1 2 3} 1 {3 4 5}} test interp-24.11 {result resetting on error} { catch {interp delete a} interp create a interp create {a b} interp eval {a b} { proc foo args {error $args} } interp eval a { proc foo args { set l {} lappend l [catch {eval interp eval b foo $args} msg] lappend l $msg lappend l [catch {eval interp eval b foo $args} msg] lappend l $msg set l } } set l [interp eval a foo 1 2 3] interp delete a set l } {1 {1 2 3} 1 {1 2 3}} test interp-24.12 {result resetting on error} { catch {interp delete a} interp create a -safe interp create {a b} interp eval {a b} { proc foo args {error $args} } interp eval a { proc foo args { set l {} lappend l [catch {eval interp eval b foo $args} msg] lappend l $msg lappend l [catch {eval interp eval b foo $args} msg] lappend l $msg set l } } set l [interp eval a foo 1 2 3] interp delete a set l } {1 {1 2 3} 1 {1 2 3}} unset hidden_cmds test interp-25.1 {testing aliasing of string commands} { catch {interp delete a} interp create a a alias exec foo ;# Relies on exec being a string command! interp delete a } "" # # Interps result transmission # test interp-26.1 {result code transmission : interp eval direct} { # Test that all the possibles error codes from Tcl get passed up # from the slave interp's context to the master, even though the # slave nominally thinks the command is running at the root level. catch {interp delete a} interp create a set res {} # use a for so if a return -code break 'escapes' we would notice for {set code -1} {$code<=5} {incr code} { lappend res [catch {interp eval a return -code $code} msg] } interp delete a set res } {-1 0 1 2 3 4 5} test interp-26.2 {result code transmission : interp eval indirect} { # retcode == 2 == return is special catch {interp delete a} interp create a interp eval a {proc retcode {code} {return -code $code ret$code}} set res {} # use a for so if a return -code break 'escapes' we would notice for {set code -1} {$code<=5} {incr code} { lappend res [catch {interp eval a retcode $code} msg] $msg } interp delete a set res } {-1 ret-1 0 ret0 1 ret1 0 ret2 3 ret3 4 ret4 5 ret5} test interp-26.3 {result code transmission : aliases} { # Test that all the possibles error codes from Tcl get passed up # from the slave interp's context to the master, even though the # slave nominally thinks the command is running at the root level. catch {interp delete a} interp create a set res {} proc MyTestAlias {code} { return -code $code ret$code } interp alias a Test {} MyTestAlias for {set code -1} {$code<=5} {incr code} { lappend res [interp eval a [list catch [list Test $code] msg]] } interp delete a set res } {-1 0 1 2 3 4 5} test interp-26.4 {result code transmission: invoke hidden direct--bug 1637} \ {knownBug} { # The known bug is that code 2 is returned, not the -code argument catch {interp delete a} interp create a set res {} interp hide a return for {set code -1} {$code<=5} {incr code} { lappend res [catch {interp invokehidden a return -code $code ret$code}] } interp delete a set res } {-1 0 1 2 3 4 5} test interp-26.5 {result code transmission: invoke hidden indirect--bug 1637} \ {knownBug} { # The known bug is that the break and continue should raise errors # that they are used outside a loop. catch {interp delete a} interp create a set res {} interp eval a {proc retcode {code} {return -code $code ret$code}} interp hide a retcode for {set code -1} {$code<=5} {incr code} { lappend res [catch {interp invokehidden a retcode $code} msg] $msg } interp delete a set res } {-1 ret-1 0 ret0 1 ret1 0 ret2 3 ret3 4 ret4 5 ret5} test interp-26.6 {result code transmission: all combined--bug 1637} \ {knownBug} { # Test that all the possibles error codes from Tcl get passed # In both directions. This doesn't work. set interp [interp create]; proc MyTestAlias {interp args} { global aliasTrace; lappend aliasTrace $args; eval interp invokehidden [list $interp] $args } foreach c {return} { interp hide $interp $c; interp alias $interp $c {} MyTestAlias $interp $c; } interp eval $interp {proc ret {code} {return -code $code ret$code}} set res {} set aliasTrace {} for {set code -1} {$code<=5} {incr code} { lappend res [catch {interp eval $interp ret $code} msg] $msg } interp delete $interp; set res } {-1 ret-1 0 ret0 1 ret1 0 ret2 3 ret3 4 ret4 5 ret5} # Some tests might need to be added to check for difference between # toplevel and non toplevel evals. # End of return code transmission section test interp-26.7 {errorInfo transmission: regular interps} { set interp [interp create]; proc MyError {secret} { return -code error "msg" } proc MyTestAlias {interp args} { MyError "some secret" } interp alias $interp test {} MyTestAlias $interp; set res [interp eval $interp {catch test;set errorInfo}] interp delete $interp; set res } {msg while executing "MyError "some secret"" (procedure "MyTestAlias" line 2) invoked from within "test"} test interp-26.8 {errorInfo transmission: safe interps--bug 1637} {knownBug} { # this test fails because the errorInfo is fully transmitted # whether the interp is safe or not. The errorInfo should never # report data from the master interpreter because it could # contain sensitive information. set interp [interp create -safe]; proc MyError {secret} { return -code error "msg" } proc MyTestAlias {interp args} { MyError "some secret" } interp alias $interp test {} MyTestAlias $interp; set res [interp eval $interp {catch test;set errorInfo}] interp delete $interp; set res } {msg while executing "test"} # Interps & Namespaces test interp-27.1 {interp aliases & namespaces} { set i [interp create]; set aliasTrace {}; proc tstAlias {args} { global aliasTrace; lappend aliasTrace [list [namespace current] $args]; } $i alias foo::bar tstAlias foo::bar; $i eval foo::bar test interp delete $i set aliasTrace; } {{:: {foo::bar test}}} test interp-27.2 {interp aliases & namespaces} { set i [interp create]; set aliasTrace {}; proc tstAlias {args} { global aliasTrace; lappend aliasTrace [list [namespace current] $args]; } $i alias foo::bar tstAlias foo::bar; $i eval namespace eval foo {bar test} interp delete $i set aliasTrace; } {{:: {foo::bar test}}} test interp-27.3 {interp aliases & namespaces} { set i [interp create]; set aliasTrace {}; proc tstAlias {args} { global aliasTrace; lappend aliasTrace [list [namespace current] $args]; } interp eval $i {namespace eval foo {proc bar {} {error "bar called"}}} interp alias $i foo::bar {} tstAlias foo::bar; interp eval $i {namespace eval foo {bar test}} interp delete $i set aliasTrace; } {{:: {foo::bar test}}} test interp-27.4 {interp aliases & namespaces} { set i [interp create]; namespace eval foo2 { variable aliasTrace {}; proc bar {args} { variable aliasTrace; lappend aliasTrace [list [namespace current] $args]; } } $i alias foo::bar foo2::bar foo::bar; $i eval namespace eval foo {bar test} set r $foo2::aliasTrace; namespace delete foo2; set r } {{::foo2 {foo::bar test}}} # the following tests are commented out while we don't support # hiding in namespaces # test interp-27.5 {interp hidden & namespaces} { # set i [interp create]; # interp eval $i { # namespace eval foo { # proc bar {args} { # return "bar called ([namespace current]) ($args)" # } # } # } # set res [list [interp eval $i {namespace eval foo {bar test1}}]] # interp hide $i foo::bar; # lappend res [list [catch {interp eval $i {namespace eval foo {bar test2}}} msg] $msg] # interp delete $i; # set res; #} {{bar called (::foo) (test1)} {1 {invalid command name "bar"}}} # test interp-27.6 {interp hidden & aliases & namespaces} { # set i [interp create]; # set v root-master; # namespace eval foo { # variable v foo-master; # proc bar {interp args} { # variable v; # list "master bar called ($v) ([namespace current]) ($args)"\ # [interp invokehidden $interp foo::bar $args]; # } # } # interp eval $i { # namespace eval foo { # namespace export * # variable v foo-slave; # proc bar {args} { # variable v; # return "slave bar called ($v) ([namespace current]) ($args)" # } # } # } # set res [list [interp eval $i {namespace eval foo {bar test1}}]] # $i hide foo::bar; # $i alias foo::bar foo::bar $i; # set res [concat $res [interp eval $i { # set v root-slave; # namespace eval test { # variable v foo-test; # namespace import ::foo::*; # bar test2 # } # }]] # namespace delete foo; # interp delete $i; # set res # } {{slave bar called (foo-slave) (::foo) (test1)} {master bar called (foo-master) (::foo) (test2)} {slave bar called (foo-slave) (::foo) (test2)}} # test interp-27.7 {interp hidden & aliases & imports & namespaces} { # set i [interp create]; # set v root-master; # namespace eval mfoo { # variable v foo-master; # proc bar {interp args} { # variable v; # list "master bar called ($v) ([namespace current]) ($args)"\ # [interp invokehidden $interp test::bar $args]; # } # } # interp eval $i { # namespace eval foo { # namespace export * # variable v foo-slave; # proc bar {args} { # variable v; # return "slave bar called ($v) ([info level 0]) ([uplevel namespace current]) ([namespace current]) ($args)" # } # } # set v root-slave; # namespace eval test { # variable v foo-test; # namespace import ::foo::*; # } # } # set res [list [interp eval $i {namespace eval test {bar test1}}]] # $i hide test::bar; # $i alias test::bar mfoo::bar $i; # set res [concat $res [interp eval $i {test::bar test2}]]; # namespace delete mfoo; # interp delete $i; # set res # } {{slave bar called (foo-slave) (bar test1) (::tcltest) (::foo) (test1)} {master bar called (foo-master) (::mfoo) (test2)} {slave bar called (foo-slave) (test::bar test2) (::) (::foo) (test2)}} #test interp-27.8 {hiding, namespaces and integrity} { # namespace eval foo { # variable v 3; # proc bar {} {variable v; set v} # # next command would currently generate an unknown command "bar" error. # interp hide {} bar; # } # namespace delete foo; # list [catch {interp invokehidden {} foo} msg] $msg; #} {1 {invalid hidden command name "foo"}} test interp-28.1 {getting fooled by slave's namespace ?} { set i [interp create -safe]; proc master {interp args} {interp hide $interp list} $i alias master master $i; set r [interp eval $i { namespace eval foo { proc list {args} { return "dummy foo::list"; } master; } info commands list }] interp delete $i; set r } {} # Part 29: recursion limit # 29.1.* Argument checking # 29.2.* Reading and setting the recursion limit # 29.3.* Does the recursion limit work? # 29.4.* Recursion limit inheritance by sub-interpreters # 29.5.* Confirming the recursionlimit command does not affect the parent # 29.6.* Safe interpreter restriction test interp-29.1.1 {interp recursionlimit argument checking} { list [catch {interp recursionlimit} msg] $msg } {1 {wrong # args: should be "interp recursionlimit path ?newlimit?"}} test interp-29.1.2 {interp recursionlimit argument checking} { list [catch {interp recursionlimit foo bar} msg] $msg } {1 {could not find interpreter "foo"}} test interp-29.1.3 {interp recursionlimit argument checking} { list [catch {interp recursionlimit foo bar baz} msg] $msg } {1 {wrong # args: should be "interp recursionlimit path ?newlimit?"}} test interp-29.1.4 {interp recursionlimit argument checking} { interp create moo set result [catch {interp recursionlimit moo bar} msg] interp delete moo list $result $msg } {1 {expected integer but got "bar"}} test interp-29.1.5 {interp recursionlimit argument checking} { interp create moo set result [catch {interp recursionlimit moo 0} msg] interp delete moo list $result $msg } {1 {recursion limit must be > 0}} test interp-29.1.6 {interp recursionlimit argument checking} { interp create moo set result [catch {interp recursionlimit moo -1} msg] interp delete moo list $result $msg } {1 {recursion limit must be > 0}} test interp-29.1.7 {interp recursionlimit argument checking} { interp create moo set result [catch {interp recursionlimit moo [expr {wide(1)<<32}]} msg] interp delete moo list $result [string range $msg 0 35] } {1 {integer value too large to represent}} test interp-29.1.8 {slave recursionlimit argument checking} { interp create moo set result [catch {moo recursionlimit foo bar} msg] interp delete moo list $result $msg } {1 {wrong # args: should be "moo recursionlimit ?newlimit?"}} test interp-29.1.9 {slave recursionlimit argument checking} { interp create moo set result [catch {moo recursionlimit foo} msg] interp delete moo list $result $msg } {1 {expected integer but got "foo"}} test interp-29.1.10 {slave recursionlimit argument checking} { interp create moo set result [catch {moo recursionlimit 0} msg] interp delete moo list $result $msg } {1 {recursion limit must be > 0}} test interp-29.1.11 {slave recursionlimit argument checking} { interp create moo set result [catch {moo recursionlimit -1} msg] interp delete moo list $result $msg } {1 {recursion limit must be > 0}} test interp-29.1.12 {slave recursionlimit argument checking} { interp create moo set result [catch {moo recursionlimit [expr {wide(1)<<32}]} msg] interp delete moo list $result [string range $msg 0 35] } {1 {integer value too large to represent}} test interp-29.2.1 {query recursion limit} { interp recursionlimit {} } 1000 test interp-29.2.2 {query recursion limit} { set i [interp create] set n [interp recursionlimit $i] interp delete $i set n } 1000 test interp-29.2.3 {query recursion limit} { set i [interp create] set n [$i recursionlimit] interp delete $i set n } 1000 test interp-29.2.4 {query recursion limit} { set i [interp create] set r [$i eval { set n1 [interp recursionlimit {} 42] set n2 [interp recursionlimit {}] list $n1 $n2 }] interp delete $i set r } {42 42} test interp-29.2.5 {query recursion limit} { set i [interp create] set n1 [interp recursionlimit $i 42] set n2 [interp recursionlimit $i] interp delete $i list $n1 $n2 } {42 42} test interp-29.2.6 {query recursion limit} { set i [interp create] set n1 [interp recursionlimit $i 42] set n2 [$i recursionlimit] interp delete $i list $n1 $n2 } {42 42} test interp-29.2.7 {query recursion limit} { set i [interp create] set n1 [$i recursionlimit 42] set n2 [interp recursionlimit $i] interp delete $i list $n1 $n2 } {42 42} test interp-29.2.8 {query recursion limit} { set i [interp create] set n1 [$i recursionlimit 42] set n2 [$i recursionlimit] interp delete $i list $n1 $n2 } {42 42} test interp-29.3.1 {recursion limit} { set i [interp create] set r [interp eval $i { interp recursionlimit {} 50 proc p {} {incr ::i; p} set i 0 list [catch p msg] $msg $i }] interp delete $i set r } {1 {too many nested evaluations (infinite loop?)} 48} test interp-29.3.2 {recursion limit} { set i [interp create] interp recursionlimit $i 50 set r [interp eval $i { proc p {} {incr ::i; p} set i 0 list [catch p msg] $msg $i }] interp delete $i set r } {1 {too many nested evaluations (infinite loop?)} 48} test interp-29.3.3 {recursion limit} { set i [interp create] $i recursionlimit 50 set r [interp eval $i { proc p {} {incr ::i; p} set i 0 list [catch p msg] $msg $i }] interp delete $i set r } {1 {too many nested evaluations (infinite loop?)} 48} test interp-29.3.4 {recursion limit error reporting} { interp create slave set r1 [slave eval { catch { # nesting level 1 eval { # 2 eval { # 3 eval { # 4 eval { # 5 interp recursionlimit {} 5 set x ok } } } } } msg }] set r2 [slave eval { set msg }] interp delete slave list $r1 $r2 } {1 {falling back due to new recursion limit}} test interp-29.3.5 {recursion limit error reporting} { interp create slave set r1 [slave eval { catch { # nesting level 1 eval { # 2 eval { # 3 eval { # 4 eval { # 5 interp recursionlimit {} 4 set x ok } } } } } msg }] set r2 [slave eval { set msg }] interp delete slave list $r1 $r2 } {1 {falling back due to new recursion limit}} test interp-29.3.6 {recursion limit error reporting} { interp create slave set r1 [slave eval { catch { # nesting level 1 eval { # 2 eval { # 3 eval { # 4 eval { # 5 interp recursionlimit {} 6 set x ok } } } } } msg }] set r2 [slave eval { set msg }] interp delete slave list $r1 $r2 } {0 ok} test interp-29.3.7 {recursion limit error reporting} { interp create slave after 0 {interp recursionlimit slave 5} set r1 [slave eval { catch { # nesting level 1 eval { # 2 eval { # 3 eval { # 4 eval { # 5 update set x ok } } } } } msg }] set r2 [slave eval { set msg }] interp delete slave list $r1 $r2 } {1 {too many nested evaluations (infinite loop?)}} test interp-29.3.8 {recursion limit error reporting} { interp create slave after 0 {interp recursionlimit slave 4} set r1 [slave eval { catch { # nesting level 1 eval { # 2 eval { # 3 eval { # 4 eval { # 5 update set x ok } } } } } msg }] set r2 [slave eval { set msg }] interp delete slave list $r1 $r2 } {1 {too many nested evaluations (infinite loop?)}} test interp-29.3.9 {recursion limit error reporting} { interp create slave after 0 {interp recursionlimit slave 6} set r1 [slave eval { catch { # nesting level 1 eval { # 2 eval { # 3 eval { # 4 eval { # 5 update set x ok } } } } } msg }] set r2 [slave eval { set msg }] interp delete slave list $r1 $r2 } {0 ok} test interp-29.3.10 {recursion limit error reporting} { interp create slave after 0 {slave recursionlimit 4} set r1 [slave eval { catch { # nesting level 1 eval { # 2 eval { # 3 eval { # 4 eval { # 5 update set x ok } } } } } msg }] set r2 [slave eval { set msg }] interp delete slave list $r1 $r2 } {1 {too many nested evaluations (infinite loop?)}} test interp-29.3.11 {recursion limit error reporting} { interp create slave after 0 {slave recursionlimit 5} set r1 [slave eval { catch { # nesting level 1 eval { # 2 eval { # 3 eval { # 4 eval { # 5 update set x ok } } } } } msg }] set r2 [slave eval { set msg }] interp delete slave list $r1 $r2 } {1 {too many nested evaluations (infinite loop?)}} test interp-29.3.12 {recursion limit error reporting} { interp create slave after 0 {slave recursionlimit 6} set r1 [slave eval { catch { # nesting level 1 eval { # 2 eval { # 3 eval { # 4 eval { # 5 update set x ok } } } } } msg }] set r2 [slave eval { set msg }] interp delete slave list $r1 $r2 } {0 ok} test interp-29.4.1 {recursion limit inheritance} { set i [interp create] set ii [interp eval $i { interp recursionlimit {} 50 interp create }] set r [interp eval [list $i $ii] { proc p {} {incr ::i; p} set i 0 catch p set i }] interp delete $i set r } 49 test interp-29.4.2 {recursion limit inheritance} { set i [interp create] $i recursionlimit 50 set ii [interp eval $i {interp create}] set r [interp eval [list $i $ii] { proc p {} {incr ::i; p} set i 0 catch p set i }] interp delete $i set r } 49 test interp-29.5.1 {does slave recursion limit affect master?} { set before [interp recursionlimit {}] set i [interp create] interp recursionlimit $i 20000 set after [interp recursionlimit {}] set slavelimit [interp recursionlimit $i] interp delete $i list [expr {$before == $after}] $slavelimit } {1 20000} test interp-29.5.2 {does slave recursion limit affect master?} { set before [interp recursionlimit {}] set i [interp create] interp recursionlimit $i 20000 set after [interp recursionlimit {}] set slavelimit [$i recursionlimit] interp delete $i list [expr {$before == $after}] $slavelimit } {1 20000} test interp-29.5.3 {does slave recursion limit affect master?} { set before [interp recursionlimit {}] set i [interp create] $i recursionlimit 20000 set after [interp recursionlimit {}] set slavelimit [interp recursionlimit $i] interp delete $i list [expr {$before == $after}] $slavelimit } {1 20000} test interp-29.5.4 {does slave recursion limit affect master?} { set before [interp recursionlimit {}] set i [interp create] $i recursionlimit 20000 set after [interp recursionlimit {}] set slavelimit [$i recursionlimit] interp delete $i list [expr {$before == $after}] $slavelimit } {1 20000} test interp-29.6.1 {safe interpreter recursion limit} { interp create slave -safe set n [interp recursionlimit slave] interp delete slave set n } 1000 test interp-29.6.2 {safe interpreter recursion limit} { interp create slave -safe set n [slave recursionlimit] interp delete slave set n } 1000 test interp-29.6.3 {safe interpreter recursion limit} { interp create slave -safe set n1 [interp recursionlimit slave 42] set n2 [interp recursionlimit slave] interp delete slave list $n1 $n2 } {42 42} test interp-29.6.4 {safe interpreter recursion limit} { interp create slave -safe set n1 [slave recursionlimit 42] set n2 [interp recursionlimit slave] interp delete slave list $n1 $n2 } {42 42} test interp-29.6.5 {safe interpreter recursion limit} { interp create slave -safe set n1 [interp recursionlimit slave 42] set n2 [slave recursionlimit] interp delete slave list $n1 $n2 } {42 42} test interp-29.6.6 {safe interpreter recursion limit} { interp create slave -safe set n1 [slave recursionlimit 42] set n2 [slave recursionlimit] interp delete slave list $n1 $n2 } {42 42} test interp-29.6.7 {safe interpreter recursion limit} { interp create slave -safe set n1 [slave recursionlimit 42] set n2 [slave recursionlimit] interp delete slave list $n1 $n2 } {42 42} test interp-29.6.8 {safe interpreter recursion limit} { interp create slave -safe set n [catch {slave eval {interp recursionlimit {} 42}} msg] interp delete slave list $n $msg } {1 {permission denied: safe interpreters cannot change recursion limit}} test interp-29.6.9 {safe interpreter recursion limit} { interp create slave -safe set result [ slave eval { interp create slave2 -safe set n [catch { interp recursionlimit slave2 42 } msg] list $n $msg } ] interp delete slave set result } {1 {permission denied: safe interpreters cannot change recursion limit}} test interp-29.6.10 {safe interpreter recursion limit} { interp create slave -safe set result [ slave eval { interp create slave2 -safe set n [catch { slave2 recursionlimit 42 } msg] list $n $msg } ] interp delete slave set result } {1 {permission denied: safe interpreters cannot change recursion limit}} # # Deep recursion (into interps when the regular one fails): # # still crashes... # proc p {} { # if {[catch p ret]} { # catch { # set i [interp create] # interp eval $i [list proc p {} [info body p]] # interp eval $i p # } # interp delete $i # return ok # } # return $ret # } # p # more tests needed... # Interp & stack #test interp-29.1 {interp and stack (info level)} { #} {} # End of stack-recursion tests # This test dumps core in Tcl 8.0.3! test interp-30.1 {deletion of aliases inside namespaces} { set i [interp create] $i alias ns::cmd list $i alias ns::cmd {} } {} test interp-31.1 {alias invocation scope} { proc mySet {varName value} { upvar 1 $varName localVar set localVar $value } interp alias {} myNewSet {} mySet proc testMyNewSet {value} { myNewSet a $value return $a } catch {unset a} set result [testMyNewSet "ok"] rename testMyNewSet {} rename mySet {} rename myNewSet {} set result } ok test interp-32.1 { parent's working directory should be inherited by a child interp } { cd [temporaryDirectory] set parent [pwd] set i [interp create] set child [$i eval pwd] interp delete $i file mkdir cwd_test cd cwd_test lappend parent [pwd] set i [interp create] lappend child [$i eval pwd] cd .. file delete cwd_test interp delete $i cd [workingDirectory] expr {[string equal $parent $child] ? 1 : "\{$parent\} != \{$child\}"} } 1 test interp-33.1 {refCounting for target words of alias [Bug 730244]} { # This test will panic if Bug 730244 is not fixed. set i [interp create] proc testHelper args {rename testHelper {}; return $args} # Note: interp names are simple words by default trace add execution testHelper enter "interp alias $i alias {} ;#" interp alias $i alias {} testHelper this $i eval alias } this # cleanup foreach i [interp slaves] { interp delete $i } ::tcltest::cleanupTests return