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Diffstat (limited to 'tcl8.6/tests/rename.test')
-rw-r--r-- | tcl8.6/tests/rename.test | 192 |
1 files changed, 192 insertions, 0 deletions
diff --git a/tcl8.6/tests/rename.test b/tcl8.6/tests/rename.test new file mode 100644 index 0000000..ebf5425 --- /dev/null +++ b/tcl8.6/tests/rename.test @@ -0,0 +1,192 @@ +# 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. + +if {[lsearch [namespace children] ::tcltest] == -1} { + package require tcltest 2 + namespace import -force ::tcltest::* +} + +::tcltest::loadTestedCommands +catch [list package require -exact Tcltest [info patchlevel]] + +testConstraint testdel [llength [info commands testdel]] + +# 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"} {TCL WRONGARGS}} +test rename-3.2 {error conditions} { + list [catch {rename r1 r2 r3} msg] $msg $errorCode +} {1 {wrong # args: should be "rename oldName newName"} {TCL WRONGARGS}} +test rename-3.3 {error conditions} -setup { + proc r1 {} {} + proc r2 {} {} +} -returnCodes error -body { + rename r1 r2 +} -result {can't rename to "r2": command already exists} +test rename-3.4 {error conditions} -setup { + catch {rename r1 {}} + catch {rename r2 {}} +} -returnCodes error -body { + rename r1 r2 +} -result {can't rename "r1": command doesn't exist} +test rename-3.5 {error conditions} -setup { + catch {rename _non_existent_command {}} +} -returnCodes error -body { + rename _non_existent_command {} +} -result {can't delete "_non_existent_command": command doesn't exist} + +catch {rename unknown {}} +catch {rename unknown.old unknown} +catch {rename bar {}} + +test rename-4.1 {reentrancy issues with command deletion and renaming} testdel { + 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} testdel { + 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} testdel { + 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} testdel { + 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} testdel { + 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} testdel { + 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} testdel { + 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) +} +test rename-4.8 {Bug a16752c252} testdel { + set x broken + testdel {} foo {set x ok} + proc foo args {} + rename foo {} + return -level 0 $x[unset x] +} ok + +# Save the unknown procedure which is modified by the following test. + +catch {rename unknown unknown.old} + +set SAVED_UNKNOWN "proc unknown " +append SAVED_UNKNOWN [list [info args unknown.old] [info body unknown.old]] +test rename-5.1 {repeated rename deletion and redefinition of same command} { + for {set i 0} {$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} -body { + proc x {} { + set a 123 + set b [incr a] + } + x + rename incr incr.old + proc incr {} {puts "new incr called!"} + x +} -cleanup { + rename incr {} + rename incr.old incr +} -returnCodes error -result {wrong # args: should be "incr"} + +if {[info commands incr.old] != {}} { + catch {rename incr {}} + catch {rename incr.old incr} +} +::tcltest::cleanupTests +return + +# Local Variables: +# mode: tcl +# End: |