freebsd-dev/contrib/tcl/tests/event.test
1997-07-25 19:27:55 +00:00

561 lines
16 KiB
Plaintext

# This file contains a collection of tests for the procedures in the file
# tclEvent.c, which includes the "update", and "vwait" Tcl
# commands. Sourcing this file into Tcl runs the tests and generates
# output for errors. No output means no errors were found.
#
# Copyright (c) 1995-1997 Sun Microsystems, Inc.
#
# See the file "license.terms" for information on usage and redistribution
# of this file, and for a DISCLAIMER OF ALL WARRANTIES.
#
# "@(#) event.test 1.27 97/06/23 18:21:18"
if {[string compare test [info procs test]] == 1} then {source defs}
if {[catch {testfilehandler create 0 off off}] == 0 } {
test event-1.1 {Tcl_CreateFileHandler, reading} {
testfilehandler close
testfilehandler create 0 readable off
testfilehandler clear 0
testfilehandler oneevent
set result ""
lappend result [testfilehandler counts 0]
testfilehandler fillpartial 0
testfilehandler oneevent
lappend result [testfilehandler counts 0]
testfilehandler oneevent
lappend result [testfilehandler counts 0]
testfilehandler close
set result
} {{0 0} {1 0} {2 0}}
test event-1.2 {Tcl_CreateFileHandler, writing} {nonPortable} {
# This test is non-portable because on some systems (e.g.
# SunOS 4.1.3) pipes seem to be writable always.
testfilehandler close
testfilehandler create 0 off writable
testfilehandler clear 0
testfilehandler oneevent
set result ""
lappend result [testfilehandler counts 0]
testfilehandler fillpartial 0
testfilehandler oneevent
lappend result [testfilehandler counts 0]
testfilehandler fill 0
testfilehandler oneevent
lappend result [testfilehandler counts 0]
testfilehandler close
set result
} {{0 1} {0 2} {0 2}}
test event-1.3 {Tcl_DeleteFileHandler} {
testfilehandler close
testfilehandler create 2 disabled disabled
testfilehandler create 1 readable writable
testfilehandler create 0 disabled disabled
testfilehandler fillpartial 1
set result ""
testfilehandler oneevent
lappend result [testfilehandler counts 1]
testfilehandler oneevent
lappend result [testfilehandler counts 1]
testfilehandler oneevent
lappend result [testfilehandler counts 1]
testfilehandler create 1 off off
testfilehandler oneevent
lappend result [testfilehandler counts 1]
testfilehandler close
set result
} {{0 1} {1 1} {1 2} {0 0}}
test event-2.1 {Tcl_DeleteFileHandler} {
testfilehandler close
testfilehandler create 2 disabled disabled
testfilehandler create 1 readable writable
testfilehandler fillpartial 1
set result ""
testfilehandler oneevent
lappend result [testfilehandler counts 1]
testfilehandler oneevent
lappend result [testfilehandler counts 1]
testfilehandler oneevent
lappend result [testfilehandler counts 1]
testfilehandler create 1 off off
testfilehandler oneevent
lappend result [testfilehandler counts 1]
testfilehandler close
set result
} {{0 1} {1 1} {1 2} {0 0}}
test event-2.2 {Tcl_DeleteFileHandler, fd reused & events still pending} {
testfilehandler close
testfilehandler create 0 readable writable
testfilehandler fillpartial 0
set result ""
testfilehandler oneevent
lappend result [testfilehandler counts 0]
testfilehandler close
testfilehandler create 0 readable writable
testfilehandler oneevent
lappend result [testfilehandler counts 0]
testfilehandler close
set result
} {{0 1} {0 0}}
test event-3.1 {FileHandlerCheckProc, TCL_FILE_EVENTS off } {
testfilehandler close
testfilehandler create 1 readable writable
testfilehandler fillpartial 1
testfilehandler windowevent
set result [testfilehandler counts 1]
testfilehandler close
set result
} {0 0}
test event-4.1 {FileHandlerEventProc, race between event and disabling } {
update
testfilehandler close
testfilehandler create 2 disabled disabled
testfilehandler create 1 readable writable
testfilehandler fillpartial 1
set result ""
testfilehandler oneevent
lappend result [testfilehandler counts 1]
testfilehandler oneevent
lappend result [testfilehandler counts 1]
testfilehandler oneevent
lappend result [testfilehandler counts 1]
testfilehandler create 1 disabled disabled
testfilehandler oneevent
lappend result [testfilehandler counts 1]
testfilehandler close
set result
} {{0 1} {1 1} {1 2} {0 0}}
test event-4.2 {FileHandlerEventProc, TCL_FILE_EVENTS off } {
update
testfilehandler close
testfilehandler create 1 readable writable
testfilehandler create 2 readable writable
testfilehandler fillpartial 1
testfilehandler fillpartial 2
testfilehandler oneevent
set result ""
lappend result [testfilehandler counts 1] [testfilehandler counts 2]
testfilehandler windowevent
lappend result [testfilehandler counts 1] [testfilehandler counts 2]
testfilehandler close
set result
} {{0 0} {0 1} {0 0} {0 1}}
testfilehandler close
update
}
test event-5.1 {Tcl_BackgroundError, HandleBgErrors procedures} {
catch {rename bgerror {}}
proc bgerror msg {
global errorInfo errorCode x
lappend x [list $msg $errorInfo $errorCode]
}
after idle {error "a simple error"}
after idle {open non_existent}
after idle {set errorInfo foobar; set errorCode xyzzy}
set x {}
update idletasks
rename bgerror {}
set x
} {{{a simple error} {a simple error
while executing
"error "a simple error""
("after" script)} NONE} {{couldn't open "non_existent": no such file or directory} {couldn't open "non_existent": no such file or directory
while executing
"open non_existent"
("after" script)} {POSIX ENOENT {no such file or directory}}}}
test event-5.2 {Tcl_BackgroundError, HandleBgErrors procedures} {
catch {rename bgerror {}}
proc bgerror msg {
global x
lappend x $msg
return -code break
}
after idle {error "a simple error"}
after idle {open non_existent}
set x {}
update idletasks
rename bgerror {}
set x
} {{a simple error}}
test event-6.1 {BgErrorDeleteProc procedure} {
catch {interp delete foo}
interp create foo
foo eval {
proc bgerror args {
global errorInfo
set f [open err.out r+]
seek $f 0 end
puts $f "$args $errorInfo"
close $f
}
after 100 {error "first error"}
after 100 {error "second error"}
}
makeFile Unmodified err.out
after 100 {interp delete foo}
after 200
update
set f [open err.out r]
set result [read $f]
close $f
removeFile err.out
set result
} {Unmodified
}
test event-7.1 {tkerror/bgerror backwards compabitility} {
catch {rename bgerror {}}
proc tkerror {x y} {
return [expr $x + $y]
}
list [tkerror 4 7] [bgerror 8 -3]
} {11 5}
test event-7.2 {tkerror/bgerror backwards compabitility} {
proc bgerror {x y} {
return [expr 1 + $x + $y]
}
list [tkerror 6 -2] [bgerror 7 2]
} {5 10}
test event-7.3 {tkerror/bgerror backwards compabitility} {
proc bgerror {x y} {
return [expr 1 + $x + $y]
}
set result [list [info commands bgerror] [info commands tkerror]]
rename tkerror {}
lappend result [info commands bgerror] [info commands tkerror]
} {bgerror tkerror {} {}}
test event-7.4 {tkerror/bgerror backwards compabitility} {
proc tkerror {x y} {
return [expr 1 + $x + $y]
}
set result [list [info commands bgerror] [info commands tkerror]]
rename bgerror {}
lappend result [info commands bgerror] [info commands tkerror]
} {bgerror tkerror {} {}}
test event-7.5 {tkerror/bgerror backwards compabitility} {
proc tkerror {x y} {
return [expr 1 + $x + $y]
}
rename tkerror foo
list [info commands bgerror] [info commands tkerror] [foo 4 3]
} {{} {} 8}
test event-7.6 {tkerror/bgerror backwards compabitility} {
proc bgerror {x y} {
return [expr 1 + $x + $y]
}
catch {rename foo {}}
rename bgerror foo
list [info commands bgerror] [info commands tkerror] [foo 4 3]
} {{} {} 8}
test event-7.7 {tkerror/bgerror backwards compabitility} {
proc foo args {return $args}
catch {rename tkerror {}}
rename foo tkerror
list [info commands bgerror] [info commands tkerror] [info commands foo] [tkerror a b c d]
} {bgerror tkerror {} {a b c d}}
test event-7.8 {tkerror/bgerror backwards compabitility} {
proc foo args {return $args}
catch {rename bgerror {}}
rename foo bgerror
list [info commands bgerror] [info commands tkerror] [info commands foo] [tkerror a b c d]
} {bgerror tkerror {} {a b c d}}
test event-7.9 {tkerror/bgerror backwards compabitility} {
proc bgerror args {return $args}
list [catch {rename bgerror tkerror} msg] $msg
} {1 {can't rename to "tkerror": command already exists}}
catch {rename bgerror {}}
if {[info commands testexithandler] != ""} {
test event-8.1 {Tcl_CreateExitHandler procedure} {unixOrPc} {
set child [open |[list [info nameofexecutable]] r+]
puts $child "testexithandler create 41; testexithandler create 4"
puts $child "testexithandler create 6; exit"
flush $child
set result [read $child]
close $child
set result
} {even 6
even 4
odd 41
}
test event-9.1 {Tcl_DeleteExitHandler procedure} {unixOrPc} {
set child [open |[list [info nameofexecutable]] r+]
puts $child "testexithandler create 41; testexithandler create 4"
puts $child "testexithandler create 6; testexithandler delete 41"
puts $child "testexithandler create 16; exit"
flush $child
set result [read $child]
close $child
set result
} {even 16
even 6
even 4
}
test event-9.2 {Tcl_DeleteExitHandler procedure} {unixOrPc} {
set child [open |[list [info nameofexecutable]] r+]
puts $child "testexithandler create 41; testexithandler create 4"
puts $child "testexithandler create 6; testexithandler delete 4"
puts $child "testexithandler create 16; exit"
flush $child
set result [read $child]
close $child
set result
} {even 16
even 6
odd 41
}
test event-9.3 {Tcl_DeleteExitHandler procedure} {unixOrPc} {
set child [open |[list [info nameofexecutable]] r+]
puts $child "testexithandler create 41; testexithandler create 4"
puts $child "testexithandler create 6; testexithandler delete 6"
puts $child "testexithandler create 16; exit"
flush $child
set result [read $child]
close $child
set result
} {even 16
even 4
odd 41
}
test event-9.4 {Tcl_DeleteExitHandler procedure} {unixOrPc} {
set child [open |[list [info nameofexecutable]] r+]
puts $child "testexithandler create 41; testexithandler delete 41"
puts $child "testexithandler create 16; exit"
flush $child
set result [read $child]
close $child
set result
} {even 16
}
}
test event-10.1 {Tcl_Exit procedure} {unixOrPc} {
set child [open |[list [info nameofexecutable]] r+]
puts $child "exit 3"
list [catch {close $child} msg] $msg [lindex $errorCode 0] \
[lindex $errorCode 2]
} {1 {child process exited abnormally} CHILDSTATUS 3}
test event-11.1 {Tcl_VwaitCmd procedure} {
list [catch {vwait} msg] $msg
} {1 {wrong # args: should be "vwait name"}}
test event-11.2 {Tcl_VwaitCmd procedure} {
list [catch {vwait a b} msg] $msg
} {1 {wrong # args: should be "vwait name"}}
test event-11.3 {Tcl_VwaitCmd procedure} {
catch {unset x}
set x 1
list [catch {vwait x(1)} msg] $msg
} {1 {can't trace "x(1)": variable isn't array}}
test event-11.4 {Tcl_VwaitCmd procedure} {
foreach i [after info] {
after cancel $i
}
after 100 {set x x-done}
after 200 {set y y-done}
after 300 {set z z-done}
after idle {set q q-done}
set x before
set y before
set z before
set q before
list [vwait y] $x $y $z $q
} {{} x-done y-done before q-done}
foreach i [after info] {
after cancel $i
}
test event-11.5 {Tcl_VwaitCmd procedure: round robin scheduling, 2 sources} {
set f1 [open test1 w]
proc accept {s args} {
puts $s foobar
close $s
}
set s1 [socket -server accept 5000]
set s2 [socket 127.0.0.1 5000]
close $s1
set x 0
set y 0
set z 0
fileevent $s2 readable { incr z }
vwait z
fileevent $f1 writable { incr x; if { $y == 3 } { set z done } }
fileevent $s2 readable { incr y; if { $x == 3 } { set z done } }
vwait z
close $f1
close $s2
file delete test1 test2
list $x $y $z
} {3 3 done}
test event-11.6 {Tcl_VwaitCmd procedure: round robin scheduling, same source} {
file delete test1 test2
set f1 [open test1 w]
set f2 [open test2 w]
set x 0
set y 0
set z 0
update
fileevent $f1 writable { incr x; if { $y == 3 } { set z done } }
fileevent $f2 writable { incr y; if { $x == 3 } { set z done } }
vwait z
close $f1
close $f2
file delete test1 test2
list $x $y $z
} {3 3 done}
test event-12.1 {Tcl_UpdateCmd procedure} {
list [catch {update a b} msg] $msg
} {1 {wrong # args: should be "update ?idletasks?"}}
test event-12.2 {Tcl_UpdateCmd procedure} {
list [catch {update bogus} msg] $msg
} {1 {bad option "bogus": must be idletasks}}
test event-12.3 {Tcl_UpdateCmd procedure} {
foreach i [after info] {
after cancel $i
}
after 500 {set x after}
after idle {set y after}
after idle {set z "after, y = $y"}
set x before
set y before
set z before
update idletasks
list $x $y $z
} {before after {after, y = after}}
test event-12.4 {Tcl_UpdateCmd procedure} {
foreach i [after info] {
after cancel $i
}
after 200 {set x x-done}
after 500 {set y y-done}
after idle {set z z-done}
set x before
set y before
set z before
after 300
update
list $x $y $z
} {x-done before z-done}
if {[info commands testfilehandler] != ""} {
test event-13.1 {Tcl_WaitForFile procedure, readable} unixOnly {
foreach i [after info] {
after cancel $i
}
after 100 set x timeout
testfilehandler close
testfilehandler create 1 off off
set x "no timeout"
set result [testfilehandler wait 1 readable 0]
update
testfilehandler close
list $result $x
} {{} {no timeout}}
test event-13.2 {Tcl_WaitForFile procedure, readable} unixOnly {
foreach i [after info] {
after cancel $i
}
after 100 set x timeout
testfilehandler close
testfilehandler create 1 off off
set x "no timeout"
set result [testfilehandler wait 1 readable 100]
update
testfilehandler close
list $result $x
} {{} timeout}
test event-13.3 {Tcl_WaitForFile procedure, readable} unixOnly {
foreach i [after info] {
after cancel $i
}
after 100 set x timeout
testfilehandler close
testfilehandler create 1 off off
testfilehandler fillpartial 1
set x "no timeout"
set result [testfilehandler wait 1 readable 100]
update
testfilehandler close
list $result $x
} {readable {no timeout}}
test event-13.4 {Tcl_WaitForFile procedure, writable} {unixOnly nonPortable} {
foreach i [after info] {
after cancel $i
}
after 100 set x timeout
testfilehandler close
testfilehandler create 1 off off
testfilehandler fill 1
set x "no timeout"
set result [testfilehandler wait 1 writable 0]
update
testfilehandler close
list $result $x
} {{} {no timeout}}
test event-13.5 {Tcl_WaitForFile procedure, writable} {unixOnly nonPortable} {
foreach i [after info] {
after cancel $i
}
after 100 set x timeout
testfilehandler close
testfilehandler create 1 off off
testfilehandler fill 1
set x "no timeout"
set result [testfilehandler wait 1 writable 100]
update
testfilehandler close
list $result $x
} {{} timeout}
test event-13.6 {Tcl_WaitForFile procedure, writable} unixOnly {
foreach i [after info] {
after cancel $i
}
after 100 set x timeout
testfilehandler close
testfilehandler create 1 off off
set x "no timeout"
set result [testfilehandler wait 1 writable 100]
update
testfilehandler close
list $result $x
} {writable {no timeout}}
test event-13.7 {Tcl_WaitForFile procedure, don't call other event handlers} unixOnly {
foreach i [after info] {
after cancel $i
}
after 100 lappend x timeout
after idle lappend x idle
testfilehandler close
testfilehandler create 1 off off
set x ""
set result [list [testfilehandler wait 1 readable 200] $x]
update
testfilehandler close
lappend result $x
} {{} {} {timeout idle}}
}
if {[info commands testfilewait] != ""} {
test event-13.8 {Tcl_WaitForFile procedure, waiting indefinitely} unixOnly {
set f [open "|sleep 2" r]
set result ""
lappend result [testfilewait $f readable 100]
lappend result [testfilewait $f readable -1]
close $f
set result
} {{} readable}
}
foreach i [after info] {
after cancel $i
}