diff options
Diffstat (limited to 'tests/iogt.test')
-rw-r--r-- | tests/iogt.test | 477 |
1 files changed, 169 insertions, 308 deletions
diff --git a/tests/iogt.test b/tests/iogt.test index c45d97d..40f6b82 100644 --- a/tests/iogt.test +++ b/tests/iogt.test @@ -3,14 +3,14 @@ # # This file contains a collection of tests for Giot # -# See the file "license.terms" for information on usage and redistribution -# of this file, and for a DISCLAIMER OF ALL WARRANTIES. +# See the file "license.terms" for information on usage and redistribution of +# this file, and for a DISCLAIMER OF ALL WARRANTIES. # # Copyright (c) 2000 Ajuba Solutions. # Copyright (c) 2000 Andreas Kupries. # All rights reserved. # -# RCS: @(#) $Id: iogt.test,v 1.16 2006/11/03 11:45:34 dkf Exp $ +# RCS: @(#) $Id: iogt.test,v 1.17 2010/11/24 11:56:57 dkf Exp $ if {[catch {package require tcltest 2.1}]} { puts stderr "Skipping tests in [info script]. tcltest 2.1 required." @@ -38,41 +38,38 @@ set path(__echo_srv__.tcl) [makeFile { # delay between blocks # blocksize ... -set port [lindex $argv 0] +set port [lindex $argv 0] set fdelay [lindex $argv 1] set idelay [lindex $argv 2] set bsizes [lrange $argv 3 end] -set c 0 +set c 0 proc newconn {sock rhost rport} { variable fdelay variable c - incr c - variable c$c + incr c + namespace upvar [namespace current] c$c conn #puts stdout "C $sock $rhost $rport / $fdelay" ; flush stdout - upvar 0 c$c conn set conn(after) {} set conn(state) 0 - set conn(size) 0 - set conn(data) "" + set conn(size) 0 + set conn(data) "" set conn(delay) $fdelay - fileevent $sock readable [list echoGet $c $sock] + fileevent $sock readable [list echoGet $c $sock] fconfigure $sock -translation binary -buffering none -blocking 0 } proc echoGet {c sock} { variable fdelay - variable c$c - upvar 0 c$c conn + namespace upvar [namespace current] c$c conn if {[eof $sock]} { # one-shot echo exit } - append conn(data) [read $sock] #puts stdout "G $c $sock $conn(data) <<$conn(data)>>" ; flush stdout @@ -86,8 +83,7 @@ proc echoPut {c sock} { variable idelay variable fdelay variable bsizes - variable c$c - upvar 0 c$c conn + namespace upvar [namespace current] c$c conn if {[string length $conn(data)] == 0} { #puts stdout "C $c $sock" ; flush stdout @@ -98,9 +94,7 @@ proc echoPut {c sock} { return } - set conn(delay) $idelay - set n [lindex $bsizes $conn(size)] #puts stdout "P $c $sock $n >>" ; flush stdout @@ -109,7 +103,6 @@ proc echoPut {c sock} { #parray conn #puts n=<$n> - if {[string length $conn(data)] >= $n} { puts -nonewline $sock [string range $conn(data) 0 $n] set conn(data) [string range $conn(data) [incr n] end] @@ -130,40 +123,33 @@ socket -server newconn -myaddr 127.0.0.1 $port vwait forever } __echo_srv__.tcl] - ######################################################################## proc fevent {fdelay idelay blocks script data} { - # start and initialize an echo server, prepare data - # transmission, then hand over to the test script. - # this has to start real transmission via 'flush'. - # The server is stopped after completion of the test. + # Start and initialize an echo server, prepare data transmission, then + # hand over to the test script. This has to start real transmission via + # 'flush'. The server is stopped after completion of the test. - # fixed port, not so good. lets hope for the best, for now. - set port 4000 + upvar 1 sock sk - exec tclsh __echo_srv__.tcl \ - $port $fdelay $idelay {*}$blocks >@stdout & + # Fixed port, not so good. Lets hope for the best, for now. + set port 4000 + exec tclsh __echo_srv__.tcl $port $fdelay $idelay {*}$blocks >@stdout & after 500 - #puts stdout "> $port" ; flush stdout - - set sk [socket localhost $port] - fconfigure $sk \ - -blocking 0 \ - -buffering full \ - -buffersize [expr {10+[llength $data]}] + #puts stdout "> $port"; flush stdout + set sk [socket localhost $port] + fconfigure $sk -blocking 0 -buffering full \ + -buffersize [expr {10+[llength $data]}] puts -nonewline $sk $data # The channel is prepared to go off. - #puts stdout ">>>>>" ; flush stdout - - uplevel #0 set sock $sk - set res [uplevel #0 $script] + #puts stdout ">>>>>"; flush stdout + set res [uplevel 1 $script] catch {close $sk} return $res } @@ -173,18 +159,15 @@ proc fevent {fdelay idelay blocks script data} { proc id {op data} { switch -- $op { - create/write - - create/read - - delete/write - - delete/read - - clear_read {;#ignore} - flush/write - - flush/read - - write - - read { + create/write - create/read - delete/write - delete/read - clear_read { + #ignore + } + flush/write - flush/read - write - read { return $data } - query/maxRead {return -1} + query/maxRead { + return -1 + } } } @@ -193,43 +176,34 @@ proc id_optrail {var op data} { upvar 0 $var trail lappend trail $op - switch -- $op { - create/write - create/read - - delete/write - delete/read - - flush/read - - clear/read { #ignore } - flush/write - - write - - read { + create/write - create/read - delete/write - delete/read - + flush/read - clear/read { + #ignore + } + flush/write - write - read { return $data } - query/maxRead { + query/maxRead { return -1 } - default { + default { lappend trail "error $op" error $op } } } - proc id_fulltrail {var op data} { - variable $var - upvar 0 $var trail + namespace upvar [namespace current] $var trail #puts stdout ">> $var $op $data" ; flush stdout switch -- $op { - create/write - create/read - - delete/write - delete/read - - clear_read { + create/write - create/read - delete/write - delete/read - clear_read { set res *ignored* } - flush/write - flush/read - - write - - read { + flush/write - flush/read - write - read { set res $data } query/maxRead { @@ -245,18 +219,19 @@ proc id_fulltrail {var op data} { } proc counter {var op data} { - variable $var - upvar 0 $var n + namespace upvar [namespace current] $var n switch -- $op { - create/write - create/read - - delete/write - delete/read - - clear_read {;#ignore} - flush/write - flush/read {return {}} + create/write - create/read - delete/write - delete/read - clear_read { + #ignore + } + flush/write - flush/read { + return {} + } write { return $data } - read { + read { if {$n > 0} { incr n -[string length $data] if {$n < 0} { @@ -271,25 +246,20 @@ proc counter {var op data} { } } - proc counter_audit {var vtrail op data} { - variable $var - variable $vtrail - upvar 0 $var n $vtrail trail + namespace upvar [namespace current] $var n $vtrail trail switch -- $op { - create/write - create/read - - delete/write - delete/read - - clear_read { + create/write - create/read - delete/write - delete/read - clear_read { set res {} } - flush/write - flush/read { + flush/write - flush/read { set res {} } write { set res $data } - read { + read { if {$n > 0} { incr n -[string length $data] if {$n < 0} { @@ -307,36 +277,28 @@ proc counter_audit {var vtrail op data} { return $res } - proc rblocks {var vtrail n op data} { - variable $var - variable $vtrail - upvar 0 $var buf $vtrail trail + namespace upvar [namespace current] $var n $vtrail trail set res {} switch -- $op { - create/write - create/read - - delete/write - delete/read - - clear_read { + create/write - create/read - delete/write - delete/read - clear_read { set buf {} } flush/write { } - flush/read { + flush/read { set res $buf set buf {} } - write { + write { set data } - read { + read { append buf $data - set b [expr {$n * ([string length $buf] / $n)}] - append op " $n [string length $buf] :- $b" - set res [string range $buf 0 [incr b -1]] set buf [string range $buf [incr b] end] #return $res @@ -350,36 +312,28 @@ proc rblocks {var vtrail n op data} { return $res } - # -------------------------------------------------------------- # ... and convenience procedures to stack them proc identity {-attach channel} { testchannel transform $channel -command [namespace code id] } - proc audit_ops {var -attach channel} { testchannel transform $channel -command [namespace code [list id_optrail $var]] } - proc audit_flow {var -attach channel} { testchannel transform $channel -command [namespace code [list id_fulltrail $var]] } - proc stopafter {var n -attach channel} { - variable $var - upvar 0 $var vn + namespace upvar [namespace current] $var vn set vn $n testchannel transform $channel -command [namespace code [list counter $var]] } - proc stopafter_audit {var trail n -attach channel} { - variable $var - upvar 0 $var vn + namespace upvar [namespace current] $var vn set vn $n testchannel transform $channel -command [namespace code [list counter_audit $var $trail]] } - proc rblocks_t {var trail n -attach channel} { testchannel transform $channel -command [namespace code [list rblocks $var $trail $n]] } @@ -389,36 +343,31 @@ proc rblocks_t {var trail n -attach channel} { proc array_sget {v} { upvar $v a - set res [list] foreach n [lsort [array names a]] { lappend res $n $a($n) } set res } - proc asort {alist} { # sort a list of key/value pairs by key, removes duplicates too. - - array set a $alist + array set a $alist array_sget a } - + ######################################################################## test iogt-1.1 {stack/unstack} testchannel { set fh [open $path(dummy) r] identity -attach $fh testchannel unstack $fh - close $fh + close $fh } {} - test iogt-1.2 {stack/close} testchannel { set fh [open $path(dummy) r] identity -attach $fh - close $fh + close $fh } {} - test iogt-1.3 {stack/unstack, configuration, options} testchannel { set fh [open $path(dummy) r] set ca [asort [fconfigure $fh]] @@ -427,79 +376,53 @@ test iogt-1.3 {stack/unstack, configuration, options} testchannel { testchannel unstack $fh set cc [asort [fconfigure $fh]] close $fh - - # With this system none of the buffering, translation and - # encoding option may change their values with channels - # stacked upon each other or not. - + # With this system none of the buffering, translation and encoding option + # may change their values with channels stacked upon each other or not. # cb == ca == cc - list [string equal $ca $cb] [string equal $cb $cc] [string equal $ca $cc] } {1 1 1} - -test iogt-1.4 {stack/unstack, configuration} testchannel { +test iogt-1.4 {stack/unstack, configuration} -setup { set fh [open $path(dummy) r] +} -constraints testchannel -body { set ca [asort [fconfigure $fh]] identity -attach $fh - fconfigure $fh \ - -buffering line \ - -translation cr \ - -encoding shiftjis + fconfigure $fh -buffering line -translation cr -encoding shiftjis testchannel unstack $fh set cc [asort [fconfigure $fh]] - - set res [list \ - [string equal $ca $cc] \ - [fconfigure $fh -buffering] \ - [fconfigure $fh -translation] \ - [fconfigure $fh -encoding] \ - ] - + list [string equal $ca $cc] [fconfigure $fh -buffering] \ + [fconfigure $fh -translation] [fconfigure $fh -encoding] +} -cleanup { close $fh - set res -} {0 line cr shiftjis} +} -result {0 line cr shiftjis} -test iogt-2.0 {basic I/O going through transform} testchannel { - set fin [open $path(dummy) r] +test iogt-2.0 {basic I/O going through transform} -setup { + set fin [open $path(dummy) r] set fout [open $path(dummyout) w] - +} -constraints testchannel -body { identity -attach $fin identity -attach $fout - fcopy $fin $fout - close $fin close $fout - - set fin [open $path(dummy) r] + set fin [open $path(dummy) r] set fout [open $path(dummyout) r] - - set res [string equal [set in [read $fin]] [set out [read $fout]]] - lappend res [string length $in] [string length $out] - + list [string equal [set in [read $fin]] [set out [read $fout]]] \ + [string length $in] [string length $out] +} -cleanup { close $fin close $fout - - set res -} {1 71 71} - - +} -result {1 71 71} test iogt-2.1 {basic I/O, operation trail} {testchannel unix} { - set fin [open $path(dummy) r] + set fin [open $path(dummy) r] set fout [open $path(dummyout) w] - - set ain [list] ; set aout [list] - audit_ops ain -attach $fin + set ain [list]; set aout [list] + audit_ops ain -attach $fin audit_ops aout -attach $fout - - fconfigure $fin -buffersize 10 + fconfigure $fin -buffersize 10 fconfigure $fout -buffersize 10 - fcopy $fin $fout - close $fin close $fout - set res "[join $ain \n]\n--------\n[join $aout \n]" } {create/read query/maxRead @@ -533,23 +456,17 @@ write write flush/write delete/write} - test iogt-2.2 {basic I/O, data trail} {testchannel unix} { - set fin [open $path(dummy) r] + set fin [open $path(dummy) r] set fout [open $path(dummyout) w] - - set ain [list] ; set aout [list] - audit_flow ain -attach $fin + set ain [list]; set aout [list] + audit_flow ain -attach $fin audit_flow aout -attach $fout - - fconfigure $fin -buffersize 10 + fconfigure $fin -buffersize 10 fconfigure $fout -buffersize 10 - fcopy $fin $fout - close $fin close $fout - set res "[join $ain \n]\n--------\n[join $aout \n]" } {create/read {} *ignored* query/maxRead {} -1 @@ -587,24 +504,17 @@ write { } flush/write {} {} delete/write {} *ignored*} - - test iogt-2.3 {basic I/O, mixed trail} {testchannel unix} { - set fin [open $path(dummy) r] + set fin [open $path(dummy) r] set fout [open $path(dummyout) w] - set trail [list] audit_flow trail -attach $fin audit_flow trail -attach $fout - - fconfigure $fin -buffersize 20 + fconfigure $fin -buffersize 20 fconfigure $fout -buffersize 10 - fcopy $fin $fout - close $fin close $fout - join $trail \n } {create/read {} *ignored* create/write {} *ignored* @@ -634,110 +544,80 @@ delete/read {} *ignored* flush/write {} {} delete/write {} *ignored*} - -test iogt-3.0 {Tcl_Channel valid after stack/unstack, fevent handling} \ - {testchannel unknownFailure} { - # This test to check the validity of aquired Tcl_Channel references is - # not possible because even a backgrounded fcopy will immediately start - # to copy data, without waiting for the event loop. This is done only in - # case of an underflow on the read size!. So stacking transforms after the +test iogt-3.0 {Tcl_Channel valid after stack/unstack, fevent handling} -setup { + proc DoneCopy {n {err {}}} { + variable copy 1 + } +} -constraints {testchannel hangs} -body { + # This test to check the validity of aquired Tcl_Channel references is not + # possible because even a backgrounded fcopy will immediately start to + # copy data, without waiting for the event loop. This is done only in case + # of an underflow on the read size!. So stacking transforms after the # fcopy will miss information, or are not used at all. # # I was able to circumvent this by using the echo.tcl server with a big # delay, causing the fcopy to underflow immediately. - - proc DoneCopy {n {err {}}} { - variable copy ; set copy 1 - } - - set fin [open $path(dummy) r] - + set fin [open $path(dummy) r] fevent 1000 500 {20 20 20 10 1 1} { close $fin - - set fout [open dummyout w] - - flush $sock ; # now, or fcopy will error us out - # But the 1 second delay should be enough to - # initialize everything else here. - + set fout [open dummyout w] + flush $sock; # now, or fcopy will error us out + # But the 1 second delay should be enough to initialize everything + # else here. fcopy $sock $fout -command [namespace code DoneCopy] - - # transform after fcopy got its handles ! - # They should be still valid for fcopy. - + # Transform after fcopy got its handles! They should be still valid + # for fcopy. set trail [list] audit_ops trail -attach $fout - vwait [namespace which -variable copy] - } [read $fin] ; # {} - + } [read $fin]; # {} close $fout - - rename DoneCopy {} - # Check result of copy. - - set fin [open $path(dummy) r] + set fin [open $path(dummy) r] set fout [open $path(dummyout) r] - set res [string equal [read $fin] [read $fout]] - close $fin close $fout - list $res $trail -} {1 {create/write create/read write flush/write flush/read delete/write delete/read}} - +} -cleanup { + rename DoneCopy {} +} -result {1 {create/write create/read write flush/write flush/read delete/write delete/read}} -test iogt-4.0 {fileevent readable, after transform} {testchannel unknownFailure} { - set fin [open $path(dummy) r] +test iogt-4.0 {fileevent readable, after transform} -setup { + set fin [open $path(dummy) r] set data [read $fin] close $fin - set trail [list] - set got [list] - + set got [list] proc Done {args} { - variable stop - set stop 1 + variable stop 1 } - - proc Get {sock} { - variable trail - variable got - if {[eof $sock]} { - Done - lappend trail "xxxxxxxxxxxxx" - close $sock - return - } - lappend trail "vvvvvvvvvvvvv" - lappend trail "\tgot: [lappend got "\[\[[read $sock]\]\]"]" - lappend trail "=============" - #puts stdout $__ ; flush stdout - #read $sock - } - +} -constraints {testchannel hangs} -body { fevent 1000 500 {20 20 20 10 1} { - audit_flow trail -attach $sock - rblocks_t rbuf trail 23 -attach $sock - - fileevent $sock readable [list Get $sock] - - flush $sock ; # now, or fcopy will error us out - # But the 1 second delay should be enough to - # initialize everything else here. - + audit_flow trail -attach $sock + rblocks_t rbuf trail 23 -attach $sock + fileevent $sock readable [namespace code { + if {[eof $sock]} { + Done + lappend trail "xxxxxxxxxxxxx" + close $sock + } else { + lappend trail "vvvvvvvvvvvvv" + lappend trail "\tgot: [lappend got "\[\[[read $sock]\]\]"]" + lappend trail "=============" + #puts stdout $__; flush stdout + #read $sock + } + }] + flush $sock; # Now, or fcopy will error us out + # But the 1 second delay should be enough to initialize everything + # else here. vwait [namespace which -variable stop] } $data - - - rename Done {} - rename Get {} - join [list [join $got \n] ~~~~~~~~ [join $trail \n]] \n -} {[[]] +} -cleanup { + rename Done {} +} -result {[[]] [[abcdefghijklmnopqrstuvw]] [[xyz0123456789,./?><;'\|]] [[]] @@ -818,35 +698,27 @@ rblock | delete/write {} {} | {} rblock | delete/read {} {} | {} flush/write {} {} delete/write {} *ignored* -delete/read {} *ignored*} ; # catch unescaped quote " +delete/read {} *ignored*}; # catch unescaped quote " - -test iogt-5.0 {EOF simulation} {testchannel unknownFailure} { - set fin [open $path(dummy) r] +test iogt-5.0 {EOF simulation} -setup { + set fin [open $path(dummy) r] set fout [open $path(dummyout) w] - set trail [list] - +} -constraints {testchannel unknownFailure} -result { audit_flow trail -attach $fin - stopafter_audit d trail 20 -attach $fin + stopafter_audit d trail 20 -attach $fin audit_flow trail -attach $fout - - fconfigure $fin -buffersize 20 + fconfigure $fin -buffersize 20 fconfigure $fout -buffersize 10 - - fcopy $fin $fout + fcopy $fin $fout testchannel unstack $fin - # now copy the rest in the channel lappend trail {**after unstack**} - fcopy $fin $fout - close $fin close $fout - join $trail \n -} {create/read {} *ignored* +} -result {create/read {} *ignored* counter:create/read {} {} create/write {} *ignored* counter:query/maxRead {} 20 @@ -880,59 +752,48 @@ delete/write {} *ignored*} proc constX {op data} { # replace anything coming in with a same-length string of x'es. switch -- $op { - create/write - create/read - - delete/write - delete/read - - clear_read {;#ignore} - flush/write - flush/read - - write - - read { + create/write - create/read - delete/write - delete/read - clear_read { + #ignore + } + flush/write - flush/read - write - read { return [string repeat x [string length $data]] } - query/maxRead {return -1} + query/maxRead { + return -1 + } } } - proc constx {-attach channel} { testchannel transform $channel -command [namespace code constX] } -test iogt-6.0 {Push back} testchannel { +test iogt-6.0 {Push back} -constraints testchannel -body { set f [open $path(dummy) r] - # contents of dummy = "abcdefghi..." - read $f 3 ; # skip behind "abc" - + read $f 3; # skip behind "abc" constx -attach $f - - # expect to get "xxx" from the transform because - # of unread "def" input to transform which returns "xxx". + # expect to get "xxx" from the transform because of unread "def" input to + # transform which returns "xxx". # - # Actually the IO layer pre-read the whole file and will - # read "def" directly from the buffer without bothering - # to consult the newly stacked transformation. This is - # wrong. - - set res [read $f 3] + # Actually the IO layer pre-read the whole file and will read "def" + # directly from the buffer without bothering to consult the newly stacked + # transformation. This is wrong. + read $f 3 +} -cleanup { close $f - set res -} {xxx} - -test iogt-6.1 {Push back and up} {testchannel knownBug} { +} -result {xxx} +test iogt-6.1 {Push back and up} -constraints {testchannel knownBug} -body { set f [open $path(dummy) r] - # contents of dummy = "abcdefghi..." - read $f 3 ; # skip behind "abc" - + read $f 3; # skip behind "abc" constx -attach $f set res [read $f 3] - testchannel unstack $f append res [read $f 3] +} -cleanup { close $f - set res -} {xxxghi} - - +} -result {xxxghi} + # cleanup foreach file [list dummy dummyout __echo_srv__.tcl] { removeFile $file |