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Diffstat (limited to 'tests/thread.test')
| -rw-r--r-- | tests/thread.test | 240 |
1 files changed, 240 insertions, 0 deletions
diff --git a/tests/thread.test b/tests/thread.test new file mode 100644 index 0000000..b3051ed --- /dev/null +++ b/tests/thread.test @@ -0,0 +1,240 @@ +# Commands covered: (test)thread +# +# 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) 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: thread.test,v 1.2 1999/04/16 00:47:35 stanton Exp $ + +if {[lsearch [namespace children] ::tcltest] == -1} { + source [file join [pwd] [file dirname [info script]] defs.tcl] +} + +if {[info command testthread] == ""} { + puts "skipping: tests require the testthread command" + ::tcltest::cleanupTests + return +} + +set mainthread [testthread names] +proc ThreadReap {} { + global mainthread + testthread errorproc ThreadNullError + while {[llength [testthread names]] > 1} { + foreach tid [testthread names] { + if {$tid != $mainthread} { + catch {testthread send -async $tid {testthread exit}} + update + } + } + } + testthread errorproc ThreadError + return [llength [testthread names]] +} +testthread errorproc ThreadError +proc ThreadError {id info} { + global threadError + set threadError $info +} +proc ThreadNullError {id info} { + # ignore +} + +test thread-1.1 {Tcl_ThreadObjCmd: no args} { + list [catch {testthread} msg] $msg +} {1 {wrong # args: should be "testthread option ?args?"}} + +test thread-1.2 {Tcl_ThreadObjCmd: bad option} { + list [catch {testthread foo} msg] $msg +} {1 {bad option "foo": must be create, exit, id, names, send, wait, or errorproc}} + +test thread-1.3 {Tcl_ThreadObjCmd: initial thread list} { + list [catch {testthread names} mainthread] [llength $mainthread] +} {0 1} + +test thread-1.4 {Tcl_ThreadObjCmd: thread create } { + set serverthread [testthread create] + update + set numthreads [llength [testthread names]] +} {2} +ThreadReap + +test thread-1.5 {Tcl_ThreadObjCmd: thread create one shot} { + testthread create {set x 5} + foreach try {0 1 2 4 5 6} { + # Try various ways to yeild + update + after 10 + set l [llength [testthread names]] + if {$l == 1} { + break + } + } + set l +} {1} +ThreadReap + +test thread-1.6 {Tcl_ThreadObjCmd: thread exit} { + testthread create {testthread exit} + update + after 10 + llength [testthread names] +} {1} +ThreadReap + +test thread-1.7 {Tcl_ThreadObjCmd: thread id args} { + set x [catch {testthread id x} msg] + list $x $msg +} {1 {wrong # args: should be "testthread id"}} + +test thread-1.8 {Tcl_ThreadObjCmd: thread id} { + string compare [testthread id] $mainthread +} {0} + +test thread-1.9 {Tcl_ThreadObjCmd: thread names args} { + set x [catch {testthread names x} msg] + list $x $msg +} {1 {wrong # args: should be "testthread names"}} + +test thread-1.10 {Tcl_ThreadObjCmd: thread id} { + string compare [testthread names] $mainthread +} {0} + +test thread-1.11 {Tcl_ThreadObjCmd: send args} { + set x [catch {testthread send} msg] + list $x $msg +} {1 {wrong # args: should be "testthread send ?-async? id script"}} + +test thread-1.12 {Tcl_ThreadObjCmd: send nonint} { + set x [catch {testthread send abc command} msg] + list $x $msg +} {1 {expected integer but got "abc"}} + +test thread-1.13 {Tcl_ThreadObjCmd: send args} { + set serverthread [testthread create] + set five [testthread send $serverthread {set x 5}] + ThreadReap + set five +} 5 + +test thread-1.14 {Tcl_ThreadObjCmd: send bad id} { + set tid [expr $mainthread + 10] + set x [catch {testthread send $tid {set x 5}} msg] + list $x $msg +} {1 {invalid thread id}} + +test thread-1.15 {Tcl_ThreadObjCmd: wait} { + set serverthread [testthread create {set z 5 ; testthread wait}] + set five [testthread send $serverthread {set z}] + ThreadReap + set five +} 5 + +test thread-1.16 {Tcl_ThreadObjCmd: errorproc args} { + set x [catch {testthread errorproc foo bar} msg] + list $x $msg +} {1 {wrong # args: should be "testthread errorproc proc"}} + +test thread-1.17 {Tcl_ThreadObjCmd: errorproc change} { + testthread errorproc foo + testthread errorproc ThreadError +} {} + +# The tests above also cover: +# TclCreateThread, except when pthread_create fails +# NewThread, safe and regular +# ThreadErrorProc, except for printing to standard error + +test thread-2.1 {ListUpdateInner and ListRemove} { + catch {unset tid} + foreach t {0 1 2} { + upvar #0 t$t tid + set tid [testthread create] + } + ThreadReap +} 1 + +test thread-3.1 {TclThreadList} { + catch {unset tid} + set mainthread [testthread names] + set l1 {} + foreach t {0 1 2} { + lappend l1 [testthread create] + } + set l2 [testthread names] + list $l1 $l2 + set c [string compare [lsort -integer [concat $mainthread $l1]] [lsort -integer $l2]] + ThreadReap + set c +} 0 + +test thread-4.1 {TclThreadSend to self} { + catch {unset x} + testthread send [testthread id] { + set x 4 + } + set x +} {4} + +test thread-4.1 {TclThreadSend -async} { + set mainthread [testthread names] + set serverthread [testthread create] + testthread send -async $serverthread { + after 1000 + testthread exit + } + set two [llength [testthread names]] + after 1500 {set done 1} + vwait done + list [llength [testthread names]] $two +} {1 2} + +test thread-4.2 {TclThreadSend preserve errorInfo} { + set mainthread [testthread names] + set serverthread [testthread create] + set x [catch {testthread send $serverthread {set undef}} msg] + list $x $msg $errorInfo +} {1 {can't read "undef": no such variable} {can't read "undef": no such variable + while executing +"set undef" + invoked from within +"testthread send $serverthread {set undef}"}} +ThreadReap + +test thread-4.3 {TclThreadSend preserve code} { + set mainthread [testthread names] + set serverthread [testthread create] + set x [catch {testthread send $serverthread {break}} msg] + list $x $msg $errorInfo +} {3 {} {}} +ThreadReap + +test thread-4.4 {TclThreadSend preserve errorCode} { + set mainthread [testthread names] + set serverthread [testthread create] + set x [catch {testthread send $serverthread {error ERR INFO CODE}} msg] + list $x $msg $errorCode +} {1 ERR CODE} +ThreadReap + +# cleanup +::tcltest::cleanupTests +return + + + + + + + + + + + + |