- # Commands covered: rename
- #
- # 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: rename.test,v 1.10 2001/09/12 20:28:50 dgp Exp $
- if {[lsearch [namespace children] ::tcltest] == -1} {
- package require tcltest
- namespace import -force ::tcltest::*
- }
- # Must eliminate the "unknown" command while the test is running,
- # especially if the test is being run in a program with its
- # own special-purpose unknown command.
- catch {rename unknown unknown.old}
- catch {rename r2 {}}
- proc r1 {} {return "procedure r1"}
- rename r1 r2
- test rename-1.1 {simple renaming} {
- r2
- } {procedure r1}
- test rename-1.2 {simple renaming} {
- list [catch r1 msg] $msg
- } {1 {invalid command name "r1"}}
- rename r2 {}
- test rename-1.3 {simple renaming} {
- list [catch r2 msg] $msg
- } {1 {invalid command name "r2"}}
- # The test below is tricky because it renames a built-in command.
- # It's possible that the test procedure uses this command, so must
- # restore the command before calling test again.
- rename list l.new
- set a [catch list msg1]
- set b [l.new a b c]
- rename l.new list
- set c [catch l.new msg2]
- set d [list 111 222]
- test rename-2.1 {renaming built-in command} {
- list $a $msg1 $b $c $msg2 $d
- } {1 {invalid command name "list"} {a b c} 1 {invalid command name "l.new"} {111 222}}
- test rename-3.1 {error conditions} {
- list [catch {rename r1} msg] $msg $errorCode
- } {1 {wrong # args: should be "rename oldName newName"} NONE}
- test rename-3.2 {error conditions} {
- list [catch {rename r1 r2 r3} msg] $msg $errorCode
- } {1 {wrong # args: should be "rename oldName newName"} NONE}
- test rename-3.3 {error conditions} {
- proc r1 {} {}
- proc r2 {} {}
- list [catch {rename r1 r2} msg] $msg
- } {1 {can't rename to "r2": command already exists}}
- test rename-3.4 {error conditions} {
- catch {rename r1 {}}
- catch {rename r2 {}}
- list [catch {rename r1 r2} msg] $msg
- } {1 {can't rename "r1": command doesn't exist}}
- test rename-3.5 {error conditions} {
- catch {rename _non_existent_command {}}
- list [catch {rename _non_existent_command {}} msg] $msg
- } {1 {can't delete "_non_existent_command": command doesn't exist}}
- catch {rename unknown {}}
- catch {rename unknown.old unknown}
- catch {rename bar {}}
- if {[info command testdel] == "testdel"} {
- test rename-4.1 {reentrancy issues with command deletion and renaming} {
- set x {}
- testdel {} foo {lappend x deleted; rename bar {}; lappend x [info command bar]}
- rename foo bar
- lappend x |
- rename bar {}
- set x
- } {| deleted {}}
- test rename-4.2 {reentrancy issues with command deletion and renaming} {
- set x {}
- testdel {} foo {lappend x deleted; rename foo bar}
- rename foo {}
- set x
- } {deleted}
- test rename-4.3 {reentrancy issues with command deletion and renaming} {
- set x {}
- testdel {} foo {lappend x deleted; testdel {} foo {lappend x deleted2}}
- rename foo {}
- lappend x |
- rename foo {}
- set x
- } {deleted | deleted2}
- test rename-4.4 {reentrancy issues with command deletion and renaming} {
- set x {}
- testdel {} foo {lappend x deleted; rename foo bar}
- rename foo {}
- lappend x | [info command bar]
- } {deleted | {}}
- test rename-4.5 {reentrancy issues with command deletion and renaming} {
- set env(value) before
- interp create foo
- testdel foo cmd {set env(value) deleted}
- interp delete foo
- set env(value)
- } {deleted}
- test rename-4.6 {reentrancy issues with command deletion and renaming} {
- proc kill args {
- interp delete foo
- }
- set env(value) before
- interp create foo
- foo alias kill kill
- testdel foo cmd {set env(value) deleted; kill}
- list [catch {foo eval {rename cmd {}}} msg] $msg $env(value)
- } {0 {} deleted}
- test rename-4.7 {reentrancy issues with command deletion and renaming} {
- proc kill args {
- interp delete foo
- }
- set env(value) before
- interp create foo
- foo alias kill kill
- testdel foo cmd {set env(value) deleted; kill}
- list [catch {interp delete foo} msg] $msg $env(value)
- } {0 {} deleted}
- if {[info exists env(value)]} {
- unset env(value)
- }
- }
- # Save the unknown procedure which is modified by the following test.
- catch {rename unknown unknown.old}
- test rename-5.1 {repeated rename deletion and redefinition of same command} {
- set SAVED_UNKNOWN "proc unknown "
- append SAVED_UNKNOWN "{[info args unknown.old]} "
- append SAVED_UNKNOWN "{[info body unknown.old]}"
- for {set i 0} {$i < 10} {incr i} {
- eval $SAVED_UNKNOWN
- tcl_wordBreakBefore "" 0
- rename tcl_wordBreakBefore {}
- rename unknown {}
- }
- } {}
- catch {rename unknown {}}
- catch {rename unknown.old unknown}
- test rename-6.1 {old code invalidated (epoch incremented) when cmd with compile proc is renamed } {
- proc x {} {
- set a 123
- set b [incr a]
- }
- x
- rename incr incr.old
- proc incr {} {puts "new incr called!"}
- catch {x} msg
- set msg
- } {wrong # args: should be "incr"}
- if {[info commands incr.old] != {}} {
- catch {rename incr {}}
- catch {rename incr.old incr}
- }
- ::tcltest::cleanupTests
- return