156 lines
4.7 KiB
Plaintext
156 lines
4.7 KiB
Plaintext
# Commands covered: rename
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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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# Copyright (c) 1998-1999 by Scriptics Corporation.
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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: rename.test,v 1.8.2.1 2001/09/12 20:34:59 dgp Exp $
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source [file dirname [info script]]/testing.tcl
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# Must eliminate the "unknown" command while the test is running,
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# especially if the test is being run in a program with its
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# own special-purpose unknown command.
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catch {rename unknown unknown.old}
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catch {rename r2 {}}
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proc r1 {} {return "procedure r1"}
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rename r1 r2
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test rename-1.1 {simple renaming} {
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r2
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} {procedure r1}
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test rename-1.2 {simple renaming} {
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list [catch r1 msg] $msg
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} {1 {invalid command name "r1"}}
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rename r2 {}
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test rename-1.3 {simple renaming} {
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list [catch r2 msg] $msg
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} {1 {invalid command name "r2"}}
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# The test below is tricky because it renames a built-in command.
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# It's possible that the test procedure uses this command, so must
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# restore the command before calling test again.
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rename list l.new
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set a [catch list msg1]
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set b [l.new a b c]
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rename l.new list
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set c [catch l.new msg2]
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set d [list 111 222]
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test rename-2.1 {renaming built-in command} {
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list $a $msg1 $b $c $msg2 $d
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} {1 {invalid command name "list"} {a b c} 1 {invalid command name "l.new"} {111 222}}
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test rename-3.1 {error conditions} {
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list [catch {rename r1} msg] $msg
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} {1 {wrong # args: should be "rename oldName newName"}}
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test rename-3.2 {error conditions} {
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list [catch {rename r1 r2 r3} msg] $msg
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} {1 {wrong # args: should be "rename oldName newName"}}
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test rename-3.3 {error conditions} {
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proc r1 {} {}
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proc r2 {} {}
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list [catch {rename r1 r2} msg] $msg
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} {1 {can't rename to "r2": command already exists}}
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test rename-3.4 {error conditions} {
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catch {rename r1 {}}
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catch {rename r2 {}}
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list [catch {rename r1 r2} msg] $msg
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} {1 {can't rename "r1": command doesn't exist}}
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test rename-3.5 {error conditions} {
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catch {rename _non_existent_command {}}
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list [catch {rename _non_existent_command {}} msg] $msg
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} {1 {can't delete "_non_existent_command": command doesn't exist}}
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catch {rename unknown {}}
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catch {rename unknown.old unknown}
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if {[info command testdel] == "testdel"} {
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test rename-4.1 {reentrancy issues with command deletion and renaming} {
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set x {}
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testdel {} foo {lappend x deleted; rename bar {}; lappend x [info command bar]}
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rename foo bar
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lappend x |
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rename bar {}
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set x
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} {| deleted {}}
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test rename-4.2 {reentrancy issues with command deletion and renaming} {
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set x {}
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testdel {} foo {lappend x deleted; rename foo bar}
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rename foo {}
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set x
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} {deleted}
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test rename-4.3 {reentrancy issues with command deletion and renaming} {
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set x {}
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testdel {} foo {lappend x deleted; testdel {} foo {lappend x deleted2}}
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rename foo {}
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lappend x |
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rename foo {}
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set x
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} {deleted | deleted2}
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test rename-4.4 {reentrancy issues with command deletion and renaming} {
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set x {}
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testdel {} foo {lappend x deleted; rename foo bar}
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rename foo {}
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lappend x | [info command bar]
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} {deleted | {}}
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test rename-4.5 {reentrancy issues with command deletion and renaming} {
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set env(value) before
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interp create foo
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testdel foo cmd {set env(value) deleted}
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interp delete foo
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set env(value)
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} {deleted}
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test rename-4.6 {reentrancy issues with command deletion and renaming} {
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proc killx args {
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interp delete foo
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}
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set env(value) before
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interp create foo
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foo alias killx killx
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testdel foo cmd {set env(value) deleted; killx}
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list [catch {foo eval {rename cmd {}}} msg] $msg $env(value)
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} {0 {} deleted}
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test rename-4.7 {reentrancy issues with command deletion and renaming} {
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proc killx args {
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interp delete foo
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}
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set env(value) before
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interp create foo
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foo alias killx killx
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testdel foo cmd {set env(value) deleted; killx}
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list [catch {interp delete foo} msg] $msg $env(value)
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} {0 {} deleted}
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if {[info exists env(value)]} {
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unset env(value)
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}
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}
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test rename-6.1 {old code invalidated (epoch incremented) when cmd with compile proc is renamed } {
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proc x {} {
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set a 123
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set b [split a 2]
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}
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x
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rename split split.old
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proc split {} {puts "new split called!"}
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catch {x} msg
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} 1
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if {[info commands split.old] != {}} {
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catch {rename split {}}
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catch {rename split.old split}
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}
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catch {rename x {}}
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catch {rename killx {}}
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testreport
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