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|
# -*- tcl -*-
# Tests for the multiplexer facility.
#
# Sourcing this file into Tcl runs the tests and generates output for
# errors.
# No output means no errors were found.
#
# Copyright (c) 2003 by David N. Welton <davidw@dedasys.com>.
#
# $Id: multiplexer.test,v 1.11 2011/11/14 18:49:27 andreas_kupries Exp $
# -------------------------------------------------------------------------
source [file join \
[file dirname [file dirname [file join [pwd] [info script]]]] \
devtools testutilities.tcl]
testsNeedTcl 8.5
testsNeedTcltest 1.0
testing {
useLocal multiplexer.tcl multiplexer
}
# -------------------------------------------------------------------------
test multiplexer-1.0 {create multiplexer} {
set mp [multiplexer::create]
set ns [namespace children ::multiplexer]
${mp}::destroy
set ns
} {::multiplexer::mp0}
test multiplexer-1.1 {destroy multiplexer} {
set mp [multiplexer::create]
${mp}::destroy
namespace children multiplexer
} {}
test multiplexer-2.1 {start multiplexer} {
set mp [multiplexer::create]
${mp}::Init 37465
set res ""
if { [catch {
set sk [socket localhost 37465]
} err] } { set res $err }
${mp}::destroy
set res
} {}
test multiplexer-2.2 {start & destroy multiplexer} {
set mp [multiplexer::create]
set startchans [lsort [file channels]]
${mp}::Init 37465
set sk [socket localhost 37465]
catch { close $sk }
${mp}::destroy
set chans [lsort [file channels]]
string compare $chans $startchans
} {0}
proc Get {chan} {
gets $chan line
if { [info exists ::forever] } {
incr ::forever
} else {
set ::forever 1
}
}
test multiplexer-3.1 {send multiplexer - line buffered} {
set ::forever 0
set mp [multiplexer::create]
${mp}::Init 37465
set sk1 [socket localhost 37465]
set sk2 [socket localhost 37465]
set sk3 [socket localhost 37465]
fileevent $sk2 readable [list Get $sk2]
fileevent $sk3 readable [list Get $sk3]
fconfigure $sk1 -buffering line
fconfigure $sk2 -buffering line
fconfigure $sk3 -buffering line
update
puts $sk1 "Multiplexer test message 3.1"
# Each socket should receive a copy of the above message, so we
# have to vwait's.
vwait ::forever
vwait ::forever
${mp}::destroy
set ::forever
} {2}
proc Get2 {chan} {
set line [read -nonewline $chan]
if { [info exists ::forever] } {
incr ::forever
} else {
set ::forever 1
}
}
test multiplexer-3.2 {send multiplexer - not buffered} {
set ::forever 0
set mp [multiplexer::create]
${mp}::Init 37465
set sk1 [socket localhost 37465]
set sk2 [socket localhost 37465]
set sk3 [socket localhost 37465]
fileevent $sk2 readable [list Get2 $sk2]
fileevent $sk3 readable [list Get2 $sk3]
fconfigure $sk1 -buffering none
fconfigure $sk2 -buffering none -blocking 0
fconfigure $sk3 -buffering none -blocking 0
update
puts -nonewline $sk1 "Multiplexer test message 3.2"
# Each socket should receive a copy of the above message, so we
# have to vwait's.
vwait ::forever
vwait ::forever
${mp}::destroy
set ::forever
} {2}
proc TestFilter {data chan clientaddress clientport} {
#puts "$data $chan $clientaddress $clientport"
return "Filtered data: $data"
}
proc Get3 {chan} {
gets $chan line
set ::forever $line
}
test multiplexer-4.1 {add filter} {
set ::forever 0
set mp [multiplexer::create]
${mp}::Init 37465
${mp}::AddFilter TestFilter
set sk1 [socket localhost 37465]
set sk2 [socket localhost 37465]
fileevent $sk2 readable [list Get3 $sk2]
fconfigure $sk1 -buffering line
fconfigure $sk2 -buffering line
update
puts $sk1 "Multiplexer test message 4.1"
# Each socket should receive a copy of the above message, so we
# have to vwait's.
vwait ::forever
${mp}::destroy
set ::forever
} {Filtered data: Multiplexer test message 4.1}
proc TestAccessFilter {chan clientaddress clientport} {
lappend ::forever $clientaddress
return 0
}
test multiplexer-5.1 {add access filter} {
set ::forever {}
set mp [multiplexer::create]
${mp}::Init 37465
${mp}::AddAccessFilter TestAccessFilter
update
set sk1 [socket localhost 37465]
set sk2 [socket localhost 37465]
vwait ::forever
vwait ::forever
${mp}::destroy
expr {
[string match {127.*.*.* 127.*.*.*} $::forever] ||
[string equal {::1 ::1} $::forever]
}
} 1
proc DenyAccessFilter {chan clientaddress clientport} {
return -1
}
test multiplexer-5.2 {add access filter which denies access} {
set ::forever {}
set mp [multiplexer::create]
${mp}::Init 37465
${mp}::AddAccessFilter DenyAccessFilter
set sk1 [socket localhost 37465]
after idle {
update
fconfigure $sk1 -buffering none
if { [catch {
puts $sk1 "boom"
after 200 ;# delay to overcome nagle - see ticket [ced089d5fe]
puts $sk1 "tish"
} err] } {
set ::forever "socket blocked"
} else {
set ::forever "socket not blocked"
}
}
vwait ::forever
${mp}::destroy
set forever
} {socket blocked}
testsuiteCleanup
return
|
