archie/tcl7.6/tests/io.test
2024-05-27 16:40:40 +02:00

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# Functionality covered: operation of all IO commands, and all procedures
# defined in generic/tclIO.c.
#
# 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) 1991-1994 The Regents of the University of California.
# Copyright (c) 1994-1996 Sun Microsystems, Inc.
#
# See the file "license.terms" for information on usage and redistribution
# of this file, and for a DISCLAIMER OF ALL WARRANTIES.
#
# "@(#) io.test 1.95 96/10/08 15:12:28"
if {[string compare test [info procs test]] == 1} then {source defs}
removeFile test1
removeFile pipe
# set up a long data file for some of the following tests
set f [open longfile w]
fconfigure $f -eofchar {} -translation lf
for { set i 0 } { $i < 100 } { incr i} {
puts $f "#123456789abcdef0123456789abcdef0123456789abcdef0123456789abcdef0123456789abcdef
\#123456789abcdef01
\#"
}
close $f
# These tests are disabled until we decide what to do with "unsupported0".
#
#test io-1.7 {unsupported0 command} {
# removeFile test1
# set f1 [open iocmd.test]
# set f2 [open test1 w]
# unsupported0 $f1 $f2
# close $f1
# catch {close $f2}
# set s1 [file size io.test]
# set s2 [file size test1]
# set x ok
# if {"$s1" != "$s2"} {
# set x broken
# }
# set x
#} ok
#test io-1.8 {unsupported0 command} {
# removeFile test1
# set f1 [open io.test]
# set f2 [open test1 w]
# unsupported0 $f1 $f2 40
# close $f1
# close $f2
# file size test1
#} 40
#test io-1.9 {unsupported0 command} {
# removeFile test1
# set f1 [open io.test]
# set f2 [open test1 w]
# unsupported0 $f1 $f2 -1
# close $f1
# close $f2
# set x ok
# set s1 [file size io.test]
# set s2 [file size test1]
# if {$s1 != $s2} {
# set x broken
# }
# set x
#} ok
#test io-1.10 {unsupported0 command} {unixOrPc} {
# removeFile pipe
# removeFile test1
# set f1 [open pipe w]
# puts $f1 {puts ready}
# puts $f1 {gets stdin}
# puts $f1 {set f1 [open io.test r]}
# puts $f1 {puts [read $f1 100]}
# puts $f1 {close $f1}
# close $f1
# set f1 [open "|$tcltest pipe" r+]
# gets $f1
# puts $f1 ready
# flush $f1
# set f2 [open test1 w]
# set c [unsupported0 $f1 $f2 40]
# catch {close $f1}
# close $f2
# set s1 [file size test1]
# set x ok
# if {$s1 != "40"} {
# set x broken
# }
# list $c $x
#} {40 ok}
# Test standard handle management. The functions tested are
# Tcl_SetStdChannel and Tcl_GetStdChannel. Incidentally we are
# also testing channel table management.
if {$tcl_platform(platform) == "macintosh"} {
set consoleFileNames [list console0 console1 console2]
} else {
set consoleFileNames [lsort [testchannel open]]
}
test io-1.1 {Tcl_SetStdChannel and Tcl_GetStdChannel} {
set l ""
lappend l [fconfigure stdin -buffering]
lappend l [fconfigure stdout -buffering]
lappend l [fconfigure stderr -buffering]
lappend l [lsort [testchannel open]]
set l
} [list line line none $consoleFileNames]
test io-1.2 {Tcl_SetStdChannel and Tcl_GetStdChannel} {
interp create x
set l ""
lappend l [x eval {fconfigure stdin -buffering}]
lappend l [x eval {fconfigure stdout -buffering}]
lappend l [x eval {fconfigure stderr -buffering}]
interp delete x
set l
} {line line none}
test io-1.3 {Tcl_SetStdChannel & Tcl_GetStdChannel} {unixOrPc} {
set f [open test1 w]
puts $f {
close stdin
close stdout
close stderr
set f [open test1 r]
set f2 [open test2 w]
set f3 [open test3 w]
puts stdout [gets stdin]
puts stdout out
puts stderr err
close $f
close $f2
close $f3
}
close $f
set result [eval exec $tcltest test1]
set f [open test2 r]
set f2 [open test3 r]
lappend result [read $f] [read $f2]
close $f
close $f2
set result
} {{
out
} {err
}}
# This test relies on the fact that the smallest available fd is used first.
test io-1.4 {Tcl_SetStdChannel & Tcl_GetStdChannel} {unixOnly} {
set f [open test1 w]
puts $f { close stdin
close stdout
close stderr
set f [open test1 r]
set f2 [open test2 w]
set f3 [open test3 w]
puts stdout [gets stdin]
puts stdout $f2
puts stderr $f3
close $f
close $f2
close $f3
}
close $f
set result [eval exec $tcltest test1]
set f [open test2 r]
set f2 [open test3 r]
lappend result [read $f] [read $f2]
close $f
close $f2
set result
} {{ close stdin
file1
} {file2
}}
catch {interp delete z}
test io-1.5 {Tcl_GetChannel: stdio name translation} {
interp create z
eof stdin
catch {z eval flush stdin} msg1
catch {z eval close stdin} msg2
catch {z eval flush stdin} msg3
set result [list $msg1 $msg2 $msg3]
interp delete z
set result
} {{channel "stdin" wasn't opened for writing} {} {can not find channel named "stdin"}}
test io-1.6 {Tcl_GetChannel: stdio name translation} {
interp create z
eof stdout
catch {z eval flush stdout} msg1
catch {z eval close stdout} msg2
catch {z eval flush stdout} msg3
set result [list $msg1 $msg2 $msg3]
interp delete z
set result
} {{} {} {can not find channel named "stdout"}}
test io-1.7 {Tcl_GetChannel: stdio name translation} {
interp create z
eof stderr
catch {z eval flush stderr} msg1
catch {z eval close stderr} msg2
catch {z eval flush stderr} msg3
set result [list $msg1 $msg2 $msg3]
interp delete z
set result
} {{} {} {can not find channel named "stderr"}}
test io-1.8 {reuse of stdio special channels} {unixOnly} {
removeFile script
removeFile test1
set f [open script w]
puts $f {
close stderr
set f [open test1 w]
puts stderr hello
close $f
set f [open test1 r]
puts [gets $f]
}
close $f
set f [open "|$tcltest script" r]
set c [gets $f]
close $f
set c
} hello
test io-1.9 {reuse of stdio special channels} {unixOnly} {
removeFile script
removeFile test1
set f [open script w]
puts $f {
set f [open test1 w]
puts $f hello
close $f
close stderr
set f [open "|cat test1" r]
puts [gets $f]
}
close $f
set f [open "|$tcltest script" r]
set c [gets $f]
close $f
set c
} hello
# Must add test function for testing Tcl_CreateCloseHandler and
# Tcl_DeleteCloseHandler.
# Test channel table management. The functions tested are
# GetChannelTable, DeleteChannelTable, Tcl_RegisterChannel,
# Tcl_UnregisterChannel, Tcl_GetChannel and Tcl_CreateChannel.
#
# These functions use "eof stdin" to ensure that the standard
# channels are added to the channel table of the interpreter.
test io-3.1 {GetChannelTable, DeleteChannelTable on std handles} {
set l1 [testchannel refcount stdin]
eof stdin
interp create x
set l ""
lappend l [expr [testchannel refcount stdin] - $l1]
x eval {eof stdin}
lappend l [expr [testchannel refcount stdin] - $l1]
interp delete x
lappend l [expr [testchannel refcount stdin] - $l1]
set l
} {0 1 0}
test io-3.2 {GetChannelTable, DeleteChannelTable on std handles} {
set l1 [testchannel refcount stdout]
eof stdin
interp create x
set l ""
lappend l [expr [testchannel refcount stdout] - $l1]
x eval {eof stdout}
lappend l [expr [testchannel refcount stdout] - $l1]
interp delete x
lappend l [expr [testchannel refcount stdout] - $l1]
set l
} {0 1 0}
test io-3.3 {GetChannelTable, DeleteChannelTable on std handles} {
set l1 [testchannel refcount stderr]
eof stdin
interp create x
set l ""
lappend l [expr [testchannel refcount stderr] - $l1]
x eval {eof stderr}
lappend l [expr [testchannel refcount stderr] - $l1]
interp delete x
lappend l [expr [testchannel refcount stderr] - $l1]
set l
} {0 1 0}
test io-3.4 {Tcl_RegisterChannel, Tcl_UnregisterChannel} {
removeFile test1
set l ""
set f [open test1 w]
lappend l [lindex [testchannel info $f] 15]
close $f
if {[catch {lindex [testchannel info $f] 15} msg]} {
lappend l $msg
} else {
lappend l "very broken: $f found after being closed"
}
string compare [string tolower $l] \
[list 1 [format "can not find channel named \"%s\"" $f]]
} 0
test io-3.5 {Tcl_RegisterChannel, Tcl_UnregisterChannel} {
removeFile test1
set l ""
set f [open test1 w]
lappend l [lindex [testchannel info $f] 15]
interp create x
interp share "" $f x
lappend l [lindex [testchannel info $f] 15]
x eval close $f
lappend l [lindex [testchannel info $f] 15]
interp delete x
lappend l [lindex [testchannel info $f] 15]
close $f
if {[catch {lindex [testchannel info $f] 15} msg]} {
lappend l $msg
} else {
lappend l "very broken: $f found after being closed"
}
string compare [string tolower $l] \
[list 1 2 1 1 [format "can not find channel named \"%s\"" $f]]
} 0
test io-3.6 {Tcl_RegisterChannel, Tcl_UnregisterChannel} {
removeFile test1
set l ""
set f [open test1 w]
lappend l [lindex [testchannel info $f] 15]
interp create x
interp share "" $f x
lappend l [lindex [testchannel info $f] 15]
interp delete x
lappend l [lindex [testchannel info $f] 15]
close $f
if {[catch {lindex [testchannel info $f] 15} msg]} {
lappend l $msg
} else {
lappend l "very broken: $f found after being closed"
}
string compare [string tolower $l] \
[list 1 2 1 [format "can not find channel named \"%s\"" $f]]
} 0
test io-3.7 {Tcl_GetChannel->Tcl_GetStdChannel, standard handles} {
eof stdin
} 0
test io-3.6 {testing Tcl_GetChannel, user opened handle} {
removeFile test1
set f [open test1 w]
set x [eof $f]
close $f
set x
} 0
test io-3.8 {Tcl_GetChannel, channel not found} {
list [catch {eof file34} msg] $msg
} {1 {can not find channel named "file34"}}
test io-3.9 {Tcl_CreateChannel, insertion into channel table} {
removeFile test1
set f [open test1 w]
set l ""
lappend l [eof $f]
close $f
if {[catch {lindex [testchannel info $f] 15} msg]} {
lappend l $msg
} else {
lappend l "very broken: $f found after being closed"
}
string compare [string tolower $l] \
[list 0 [format "can not find channel named \"%s\"" $f]]
} 0
# Test management of attributes associated with a channel, such as
# its default translation, its name and type, etc. The functions
# tested in this group are Tcl_GetChannelName,
# Tcl_GetChannelType and Tcl_GetChannelFile. Tcl_GetChannelInstanceData
# not tested because files do not use the instance data.
test io-4.1 {Tcl_GetChannelName} {
removeFile test1
set f [open test1 w]
set n [testchannel name $f]
close $f
string compare $n $f
} 0
test io-4.2 {Tcl_GetChannelType} {
removeFile test1
set f [open test1 w]
set t [testchannel type $f]
close $f
string compare $t file
} 0
test io-4.3 {Tcl_GetChannelFile, input} {
set f [open test1 w]
fconfigure $f -translation lf -eofchar {}
puts $f "1234567890\n098765432"
close $f
set f [open test1 r]
gets $f
set l ""
lappend l [testchannel inputbuffered $f]
lappend l [tell $f]
close $f
set l
} {10 11}
test io-4.4 {Tcl_GetChannelFile, output} {
removeFile test1
set f [open test1 w]
fconfigure $f -translation lf
puts $f hello
set l ""
lappend l [testchannel outputbuffered $f]
lappend l [tell $f]
flush $f
lappend l [testchannel outputbuffered $f]
lappend l [tell $f]
close $f
removeFile test1
set l
} {6 6 0 6}
# Test flushing. The functions tested here are FlushChannel.
test io-5.1 {FlushChannel, no output buffered} {
removeFile test1
set f [open test1 w]
flush $f
set s [file size test1]
close $f
set s
} 0
test io-5.2 {FlushChannel, some output buffered} {
removeFile test1
set f [open test1 w]
fconfigure $f -translation lf -eofchar {}
set l ""
puts $f hello
lappend l [file size test1]
flush $f
lappend l [file size test1]
close $f
lappend l [file size test1]
set l
} {0 6 6}
test io-5.3 {FlushChannel, implicit flush on close} {
removeFile test1
set f [open test1 w]
fconfigure $f -translation lf -eofchar {}
set l ""
puts $f hello
lappend l [file size test1]
close $f
lappend l [file size test1]
set l
} {0 6}
test io-5.4 {FlushChannel, implicit flush when buffer fills} {
removeFile test1
set f [open test1 w]
fconfigure $f -translation lf -eofchar {}
fconfigure $f -buffersize 60
set l ""
lappend l [file size test1]
for {set i 0} {$i < 12} {incr i} {
puts $f hello
}
lappend l [file size test1]
flush $f
lappend l [file size test1]
close $f
set l
} {0 60 72}
test io-5.5 {FlushChannel, implicit flush when buffer fills and on close} {unixOrPc} {
removeFile test1
set f [open test1 w]
fconfigure $f -translation lf -buffersize 60 -eofchar {}
set l ""
lappend l [file size test1]
for {set i 0} {$i < 12} {incr i} {
puts $f hello
}
lappend l [file size test1]
close $f
lappend l [file size test1]
set l
} {0 60 72}
test io-5.6 {FlushChannel, async flushing, async close} {unixOrPc asyncPipeClose} {
removeFile pipe
removeFile output
set f [open pipe w]
puts $f {
set f [open output w]
fconfigure $f -translation lf -buffering none -eofchar {}
while {![eof stdin]} {
after 20
puts -nonewline $f [read stdin 1024]
}
close $f
}
close $f
set x 01234567890123456789012345678901
for {set i 0} {$i < 11} {incr i} {
set x "$x$x"
}
set f [open output w]
close $f
set f [open "|$tcltest pipe" w]
fconfigure $f -blocking off
puts -nonewline $f $x
close $f
set counter 0
while {([file size output] < 65536) && ($counter < 1000)} {
incr counter
after 20
update
}
if {$counter == 1000} {
set result probably_broken
} else {
set result ok
}
} ok
# Tests closing a channel. The functions tested are CloseChannel and Tcl_Close.
test io-6.1 {CloseChannel called when all references are dropped} {
removeFile test1
set f [open test1 w]
interp create x
interp share "" $f x
set l ""
lappend l [testchannel refcount $f]
x eval close $f
interp delete x
lappend l [testchannel refcount $f]
close $f
set l
} {2 1}
test io-6.2 {CloseChannel called when all references are dropped} {
removeFile test1
set f [open test1 w]
interp create x
interp share "" $f x
puts -nonewline $f abc
close $f
x eval puts $f def
x eval close $f
interp delete x
set f [open test1 r]
set l [gets $f]
close $f
set l
} abcdef
test io-6.3 {CloseChannel, not called before output queue is empty} {unixOrPc asyncPipeClose tempNotPc nonPortable} {
removeFile pipe
removeFile output
set f [open pipe w]
puts $f {
# Need to not have eof char appended on close, because the other
# side of the pipe already closed, so that writing would cause an
# error "invalid file".
fconfigure stdout -eofchar {}
fconfigure stderr -eofchar {}
set f [open output w]
fconfigure $f -translation lf -buffering none
for {set x 0} {$x < 20} {incr x} {
after 20
puts -nonewline $f [read stdin 1024]
}
close $f
}
close $f
set x 01234567890123456789012345678901
for {set i 0} {$i < 11} {incr i} {
set x "$x$x"
}
set f [open output w]
close $f
set f [open "|$tcltest pipe" r+]
fconfigure $f -blocking off -eofchar {}
puts -nonewline $f $x
close $f
set counter 0
while {([file size output] < 20480) && ($counter < 1000)} {
incr counter
after 20
update
}
if {$counter == 1000} {
set result probably_broken
} else {
set result ok
}
#
# Wait for the flush to finish
#
catch {vwait x}
set result
} ok
test io-6.4 {Tcl_Close} {
removeFile test1
set l ""
lappend l [lsort [testchannel open]]
set f [open test1 w]
lappend l [lsort [testchannel open]]
close $f
lappend l [lsort [testchannel open]]
set x [list $consoleFileNames \
[lsort [eval list $consoleFileNames $f]] \
$consoleFileNames]
string compare $l $x
} 0
test io-6.5 {Tcl_Close vs standard handles} {unixOnly} {
removeFile script
set f [open script w]
puts $f {
close stdin
puts [testchannel open]
}
close $f
set f [open "|$tcltest script" r]
set l [gets $f]
close $f
set l
} {file1 file2}
# Test output on channels. The functions tested are Tcl_Write
# and Tcl_Flush.
test io-7.1 {Tcl_Write, channel not writable} {
list [catch {puts stdin hello} msg] $msg
} {1 {channel "stdin" wasn't opened for writing}}
test io-7.2 {Tcl_Write, empty string} {
removeFile test1
set f [open test1 w]
fconfigure $f -eofchar {}
puts -nonewline $f ""
close $f
file size test1
} 0
test io-7.3 {Tcl_Write, nonempty string} {
removeFile test1
set f [open test1 w]
fconfigure $f -eofchar {}
puts -nonewline $f hello
close $f
file size test1
} 5
test io-7.4 {Tcl_Write, buffering in full buffering mode} {
removeFile test1
set f [open test1 w]
fconfigure $f -translation lf -buffering full -eofchar {}
puts $f hello
set l ""
lappend l [testchannel outputbuffered $f]
lappend l [file size test1]
flush $f
lappend l [testchannel outputbuffered $f]
lappend l [file size test1]
close $f
set l
} {6 0 0 6}
test io-7.5 {Tcl_Write, buffering in line buffering mode} {
removeFile test1
set f [open test1 w]
fconfigure $f -translation lf -buffering line -eofchar {}
puts -nonewline $f hello
set l ""
lappend l [testchannel outputbuffered $f]
lappend l [file size test1]
puts $f hello
lappend l [testchannel outputbuffered $f]
lappend l [file size test1]
close $f
set l
} {5 0 0 11}
test io-7.6 {Tcl_Write, buffering in no buffering mode} {
removeFile test1
set f [open test1 w]
fconfigure $f -translation lf -buffering none -eofchar {}
puts -nonewline $f hello
set l ""
lappend l [testchannel outputbuffered $f]
lappend l [file size test1]
puts $f hello
lappend l [testchannel outputbuffered $f]
lappend l [file size test1]
close $f
set l
} {0 5 0 11}
test io-7.7 {Tcl_Flush, full buffering} {
removeFile test1
set f [open test1 w]
fconfigure $f -translation lf -buffering full -eofchar {}
puts -nonewline $f hello
set l ""
lappend l [testchannel outputbuffered $f]
lappend l [file size test1]
puts $f hello
lappend l [testchannel outputbuffered $f]
lappend l [file size test1]
flush $f
lappend l [testchannel outputbuffered $f]
lappend l [file size test1]
close $f
set l
} {5 0 11 0 0 11}
test io-7.8 {Tcl_Flush, full buffering} {
removeFile test1
set f [open test1 w]
fconfigure $f -translation lf -buffering line
puts -nonewline $f hello
set l ""
lappend l [testchannel outputbuffered $f]
lappend l [file size test1]
flush $f
lappend l [testchannel outputbuffered $f]
lappend l [file size test1]
puts $f hello
lappend l [testchannel outputbuffered $f]
lappend l [file size test1]
flush $f
lappend l [testchannel outputbuffered $f]
lappend l [file size test1]
close $f
set l
} {5 0 0 5 0 11 0 11}
test io-7.9 {Tcl_Flush, channel not writable} {
list [catch {flush stdin} msg] $msg
} {1 {channel "stdin" wasn't opened for writing}}
test io-7.10 {Tcl_Write, looping and buffering} {
removeFile test1
set f1 [open test1 w]
fconfigure $f1 -translation lf -eofchar {}
set f2 [open longfile r]
for {set x 0} {$x < 10} {incr x} {
puts $f1 [gets $f2]
}
close $f2
close $f1
file size test1
} 387
test io-7.11 {Tcl_Write, no newline, implicit flush} {
removeFile test1
set f1 [open test1 w]
fconfigure $f1 -eofchar {}
set f2 [open longfile r]
for {set x 0} {$x < 10} {incr x} {
puts -nonewline $f1 [gets $f2]
}
close $f1
close $f2
file size test1
} 377
test io-7.12 {Tcl_Write on a pipe} {unixOrPc} {
removeFile test1
removeFile pipe
set f1 [open pipe w]
puts $f1 {
set f1 [open longfile r]
for {set x 0} {$x < 10} {incr x} {
puts [gets $f1]
}
}
close $f1
set f1 [open "|$tcltest pipe" r]
set f2 [open longfile r]
set y ok
for {set x 0} {$x < 10} {incr x} {
set l1 [gets $f1]
set l2 [gets $f2]
if {"$l1" != "$l2"} {
set y broken
}
}
close $f1
close $f2
set y
} ok
test io-7.13 {Tcl_Write to a pipe, line buffered} {unixOrPc} {
removeFile test1
removeFile pipe
set f1 [open pipe w]
puts $f1 {
puts [gets stdin]
puts [gets stdin]
}
close $f1
set y ok
set f1 [open "|$tcltest pipe" r+]
fconfigure $f1 -buffering line
set f2 [open longfile r]
set line [gets $f2]
puts $f1 $line
set backline [gets $f1]
if {"$line" != "$backline"} {
set y broken
}
set line [gets $f2]
puts $f1 $line
set backline [gets $f1]
if {"$line" != "$backline"} {
set y broken
}
close $f1
close $f2
set y
} ok
test io-7.14 {Tcl_Write, buffering and implicit flush at close} {
removeFile test3
set f [open test3 w]
puts -nonewline $f "Text1"
puts -nonewline $f " Text 2"
puts $f " Text 3"
close $f
set f [open test3 r]
set x [gets $f]
close $f
set x
} {Text1 Text 2 Text 3}
test io-7.15 {Tcl_Flush, channel not open for writing} {
removeFile test1
set fd [open test1 w]
close $fd
set fd [open test1 r]
set x [list [catch {flush $fd} msg] $msg]
close $fd
string compare $x \
[list 1 "channel \"$fd\" wasn't opened for writing"]
} 0
test io-7.16 {Tcl_Flush on pipe opened only for reading} {unixOrPc unixExecs} {
set fd [open "|cat longfile" r]
set x [list [catch {flush $fd} msg] $msg]
catch {close $fd}
string compare $x \
[list 1 "channel \"$fd\" wasn't opened for writing"]
} 0
test io-7.17 {Tcl_Write buffers, then Tcl_Flush flushes} {
removeFile test1
set f1 [open test1 w]
fconfigure $f1 -translation lf
puts $f1 hello
puts $f1 hello
puts $f1 hello
flush $f1
set x [file size test1]
close $f1
set x
} 18
test io-7.18 {Tcl_Write and Tcl_Flush intermixed} {
removeFile test1
set x ""
set f1 [open test1 w]
fconfigure $f1 -translation lf
puts $f1 hello
puts $f1 hello
puts $f1 hello
flush $f1
lappend x [file size test1]
puts $f1 hello
flush $f1
lappend x [file size test1]
puts $f1 hello
flush $f1
lappend x [file size test1]
close $f1
set x
} {18 24 30}
test io-7.19 {Explicit and implicit flushes} {
removeFile test1
set f1 [open test1 w]
fconfigure $f1 -translation lf -eofchar {}
set x ""
puts $f1 hello
puts $f1 hello
puts $f1 hello
flush $f1
lappend x [file size test1]
puts $f1 hello
flush $f1
lappend x [file size test1]
puts $f1 hello
close $f1
lappend x [file size test1]
set x
} {18 24 30}
test io-7.20 {Implicit flush when buffer is full} {
removeFile test1
set f1 [open test1 w]
fconfigure $f1 -translation lf -eofchar {}
set line "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789"
for {set x 0} {$x < 100} {incr x} {
puts $f1 $line
}
set z ""
lappend z [file size test1]
for {set x 0} {$x < 100} {incr x} {
puts $f1 $line
}
lappend z [file size test1]
close $f1
lappend z [file size test1]
set z
} {4096 12288 12600}
test io-7.21 {Tcl_Flush to pipe} {unixOrPc} {
removeFile pipe
set f1 [open pipe w]
puts $f1 {set x [read stdin 6]}
puts $f1 {set cnt [string length $x]}
puts $f1 {puts "read $cnt characters"}
close $f1
set f1 [open "|$tcltest pipe" r+]
puts $f1 hello
flush $f1
set x [gets $f1]
catch {close $f1}
set x
} "read 6 characters"
test io-7.22 {Tcl_Flush called at other end of pipe} {unixOrPc} {
removeFile pipe
set f1 [open pipe w]
puts $f1 {
fconfigure stdout -buffering full
puts hello
puts hello
flush stdout
gets stdin
puts bye
flush stdout
}
close $f1
set f1 [open "|$tcltest pipe" r+]
set x ""
lappend x [gets $f1]
lappend x [gets $f1]
puts $f1 hello
flush $f1
lappend x [gets $f1]
close $f1
set x
} {hello hello bye}
test io-7.23 {Tcl_Flush and line buffering at end of pipe} {unixOrPc} {
removeFile pipe
set f1 [open pipe w]
puts $f1 {
puts hello
puts hello
gets stdin
puts bye
}
close $f1
set f1 [open "|$tcltest pipe" r+]
set x ""
lappend x [gets $f1]
lappend x [gets $f1]
puts $f1 hello
flush $f1
lappend x [gets $f1]
close $f1
set x
} {hello hello bye}
test io-7.24 {Tcl_Write and Tcl_Flush move end of file} {
set f [open test3 w]
puts $f "Line 1"
puts $f "Line 2"
set f2 [open test3]
set x {}
lappend x [read -nonewline $f2]
close $f2
flush $f
set f2 [open test3]
lappend x [read -nonewline $f2]
close $f2
close $f
set x
} {{} {Line 1
Line 2}}
test io-7.25 {Implicit flush with Tcl_Flush to command pipelines} {unixOrPc unixExecs} {
removeFile test3
set f [open "| cat | cat > test3" w]
puts $f "Line 1"
puts $f "Line 2"
close $f
after 100
set f [open test3 r]
set x [read $f]
close $f
set x
} {Line 1
Line 2
}
test io-7.26 {Tcl_Flush, Tcl_Write on bidirectional pipelines} {unixOrPc unixExecs} {
set f [open "| cat -u" r+]
puts $f "Line1"
flush $f
set x [gets $f]
close $f
set x
} {Line1}
test io-7.27 {Tcl_Flush on closed pipeline} {unixOrPc tempNotPc} {
removeFile pipe
set f [open pipe w]
puts $f {exit}
close $f
set f [open "|$tcltest pipe" r+]
gets $f
puts $f output
after 50
#
# The flush below will get a SIGPIPE. This is an expected part of
# test and indicates that the test operates correctly. If you run
# this test under a debugger, the signal will by intercepted unless
# you disable the debugger's signal interception.
#
if {[catch {flush $f} msg]} {
set x [list 1 $msg $errorCode]
catch {close $f}
} else {
if {[catch {close $f} msg]} {
set x [list 1 $msg $errorCode]
} else {
set x {this was supposed to fail and did not}
}
}
regsub {".*":} $x {"":} x
string tolower $x
} {1 {error flushing "": broken pipe} {posix epipe {broken pipe}}}
test io-7.28 {Tcl_Write, lf mode} {
removeFile test1
set f [open test1 w]
fconfigure $f -translation lf -eofchar {}
puts $f hello\nthere\nand\nhere
flush $f
set s [file size test1]
close $f
set s
} 21
test io-7.29 {Tcl_Write, cr mode} {
removeFile test1
set f [open test1 w]
fconfigure $f -translation cr -eofchar {}
puts $f hello\nthere\nand\nhere
close $f
file size test1
} 21
test io-7.30 {Tcl_Write, crlf mode} {
removeFile test1
set f [open test1 w]
fconfigure $f -translation crlf -eofchar {}
puts $f hello\nthere\nand\nhere
close $f
file size test1
} 25
test io-7.31 {Tcl_Write, background flush} {unixOrPc} {
removeFile pipe
removeFile output
set f [open pipe w]
puts $f {set f [open output w]}
puts $f {fconfigure $f -translation lf}
set x [list while {![eof stdin]}]
set x "$x {"
puts $f $x
puts $f { puts -nonewline $f [read stdin 4096]}
puts $f { flush $f}
puts $f "}"
puts $f {close $f}
close $f
set x 01234567890123456789012345678901
for {set i 0} {$i < 11} {incr i} {
set x "$x$x"
}
set f [open output w]
close $f
set f [open "|$tcltest pipe" r+]
fconfigure $f -blocking off
puts -nonewline $f $x
close $f
set counter 0
while {([file size output] < 65536) && ($counter < 1000)} {
incr counter
after 5
update
}
if {$counter == 1000} {
set result probably_broken
} else {
set result ok
}
} ok
test io-7.32 {Tcl_Write, background flush to slow reader} {unixOrPc asyncPipeClose} {
removeFile pipe
removeFile output
set f [open pipe w]
puts $f {set f [open output w]}
puts $f {fconfigure $f -translation lf}
set x [list while {![eof stdin]}]
set x "$x {"
puts $f $x
puts $f { after 20}
puts $f { puts -nonewline $f [read stdin 1024]}
puts $f { flush $f}
puts $f "}"
puts $f {close $f}
close $f
set x 01234567890123456789012345678901
for {set i 0} {$i < 11} {incr i} {
set x "$x$x"
}
set f [open output w]
close $f
set f [open "|$tcltest pipe" r+]
fconfigure $f -blocking off
puts -nonewline $f $x
close $f
set counter 0
while {([file size output] < 65536) && ($counter < 1000)} {
incr counter
after 20
update
}
if {$counter == 1000} {
set result probably_broken
} else {
set result ok
}
} ok
test io-7.33 {Tcl_Flush, implicit flush on exit} {unixOrPc} {
set f [open script w]
puts $f {
set f [open test1 w]
fconfigure $f -translation lf
puts $f hello
puts $f bye
puts $f strange
}
close $f
eval exec $tcltest script
set f [open test1 r]
set r [read $f]
close $f
set r
} {hello
bye
strange
}
test io-7.34 {Tcl_Close, async flush on close, using sockets} {
set c 0
set x running
set l abcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyz
proc writelots {s l} {
for {set i 0} {$i < 2000} {incr i} {
puts $s $l
}
}
proc accept {s a p} {
global x
fileevent $s readable [list readit $s]
fconfigure $s -blocking off
set x accepted
}
proc readit {s} {
global c x
set l [gets $s]
if {[eof $s]} {
close $s
set x done
} elseif {([string length $l] > 0) || ![fblocked $s]} {
incr c
}
}
set ss [socket -server accept 2828]
set cs [socket [info hostname] 2828]
vwait x
fconfigure $cs -blocking off
writelots $cs $l
close $cs
close $ss
vwait x
set c
} 2000
test io-7.35 {Tcl_Close vs fileevent vs multiple interpreters} {
catch {interp delete x}
catch {interp delete y}
interp create x
interp create y
set s [socket -server accept 2828]
proc accept {s a p} {
puts $s hello
close $s
}
set c [socket [info hostname] 2828]
interp share {} $c x
interp share {} $c y
close $c
x eval {
proc readit {s} {
gets $s
if {[eof $s]} {
close $s
}
}
}
y eval {
proc readit {s} {
gets $s
if {[eof $s]} {
close $s
}
}
}
x eval "fileevent $c readable \{readit $c\}"
y eval "fileevent $c readable \{readit $c\}"
y eval [list close $c]
update
close $s
interp delete x
interp delete y
} ""
# Test end of line translations. Procedures tested are Tcl_Write, Tcl_Read.
test io-8.1 {Tcl_Write lf, Tcl_Read lf} {
removeFile test1
set f [open test1 w]
fconfigure $f -translation lf
puts $f hello\nthere\nand\nhere
close $f
set f [open test1 r]
fconfigure $f -translation lf
set x [read $f]
close $f
set x
} "hello\nthere\nand\nhere\n"
test io-8.2 {Tcl_Write lf, Tcl_Read cr} {
removeFile test1
set f [open test1 w]
fconfigure $f -translation lf
puts $f hello\nthere\nand\nhere
close $f
set f [open test1 r]
fconfigure $f -translation cr
set x [read $f]
close $f
set x
} "hello\nthere\nand\nhere\n"
test io-8.3 {Tcl_Write lf, Tcl_Read crlf} {
removeFile test1
set f [open test1 w]
fconfigure $f -translation lf
puts $f hello\nthere\nand\nhere
close $f
set f [open test1 r]
fconfigure $f -translation crlf
set x [read $f]
close $f
set x
} "hello\nthere\nand\nhere\n"
test io-8.4 {Tcl_Write cr, Tcl_Read cr} {
removeFile test1
set f [open test1 w]
fconfigure $f -translation cr
puts $f hello\nthere\nand\nhere
close $f
set f [open test1 r]
fconfigure $f -translation cr
set x [read $f]
close $f
set x
} "hello\nthere\nand\nhere\n"
test io-8.5 {Tcl_Write cr, Tcl_Read lf} {
removeFile test1
set f [open test1 w]
fconfigure $f -translation cr
puts $f hello\nthere\nand\nhere
close $f
set f [open test1 r]
fconfigure $f -translation lf
set x [read $f]
close $f
set x
} "hello\rthere\rand\rhere\r"
test io-8.6 {Tcl_Write cr, Tcl_Read crlf} {
removeFile test1
set f [open test1 w]
fconfigure $f -translation cr
puts $f hello\nthere\nand\nhere
close $f
set f [open test1 r]
fconfigure $f -translation crlf
set x [read $f]
close $f
set x
} "hello\rthere\rand\rhere\r"
test io-8.7 {Tcl_Write crlf, Tcl_Read crlf} {
removeFile test1
set f [open test1 w]
fconfigure $f -translation crlf
puts $f hello\nthere\nand\nhere
close $f
set f [open test1 r]
fconfigure $f -translation crlf
set x [read $f]
close $f
set x
} "hello\nthere\nand\nhere\n"
test io-8.8 {Tcl_Write crlf, Tcl_Read lf} {
removeFile test1
set f [open test1 w]
fconfigure $f -translation crlf
puts $f hello\nthere\nand\nhere
close $f
set f [open test1 r]
fconfigure $f -translation lf
set x [read $f]
close $f
set x
} "hello\r\nthere\r\nand\r\nhere\r\n"
test io-8.9 {Tcl_Write crlf, Tcl_Read cr} {
removeFile test1
set f [open test1 w]
fconfigure $f -translation crlf
puts $f hello\nthere\nand\nhere
close $f
set f [open test1 r]
fconfigure $f -translation cr
set x [read $f]
close $f
set x
} "hello\n\nthere\n\nand\n\nhere\n\n"
test io-8.10 {Tcl_Write lf, Tcl_Read auto} {
removeFile test1
set f [open test1 w]
fconfigure $f -translation lf
puts $f hello\nthere\nand\nhere
close $f
set f [open test1 r]
set c [read $f]
set x [fconfigure $f -translation]
close $f
list $c $x
} {{hello
there
and
here
} auto}
test io-8.11 {Tcl_Write cr, Tcl_Read auto} {
removeFile test1
set f [open test1 w]
fconfigure $f -translation cr
puts $f hello\nthere\nand\nhere
close $f
set f [open test1 r]
set c [read $f]
set x [fconfigure $f -translation]
close $f
list $c $x
} {{hello
there
and
here
} auto}
test io-8.12 {Tcl_Write crlf, Tcl_Read auto} {
removeFile test1
set f [open test1 w]
fconfigure $f -translation crlf
puts $f hello\nthere\nand\nhere
close $f
set f [open test1 r]
set c [read $f]
set x [fconfigure $f -translation]
close $f
list $c $x
} {{hello
there
and
here
} auto}
test io-8.13 {Tcl_Write crlf on block boundary, Tcl_Read auto} {
removeFile test1
set f [open test1 w]
fconfigure $f -translation crlf
set line "123456789ABCDE" ;# 14 char plus crlf
puts -nonewline $f x ;# shift crlf across block boundary
for {set i 0} {$i < 700} {incr i} {
puts $f $line
}
close $f
set f [open test1 r]
fconfigure $f -translation auto
set c [read $f]
close $f
string length $c
} [expr 700*15+1]
test io-8.14 {Tcl_Write crlf on block boundary, Tcl_Read crlf} {
removeFile test1
set f [open test1 w]
fconfigure $f -translation crlf
set line "123456789ABCDE" ;# 14 char plus crlf
puts -nonewline $f x ;# shift crlf across block boundary
for {set i 0} {$i < 700} {incr i} {
puts $f $line
}
close $f
set f [open test1 r]
fconfigure $f -translation crlf
set c [read $f]
close $f
string length $c
} [expr 700*15+1]
test io-8.15 {Tcl_Write mixed, Tcl_Read auto} {
removeFile test1
set f [open test1 w]
fconfigure $f -translation lf
puts $f hello\nthere\nand\rhere
close $f
set f [open test1 r]
fconfigure $f -translation auto
set c [read $f]
close $f
set c
} {hello
there
and
here
}
test io-8.16 {Tcl_Write ^Z at end, Tcl_Read auto} {
removeFile test1
set f [open test1 w]
fconfigure $f -translation lf
puts -nonewline $f hello\nthere\nand\rhere\n\x1a
close $f
set f [open test1 r]
fconfigure $f -eofchar \x1a -translation auto
set c [read $f]
close $f
set c
} {hello
there
and
here
}
test io-8.17 {Tcl_Write, implicit ^Z at end, Tcl_Read auto} {pcOnly} {
removeFile test1
set f [open test1 w]
fconfigure $f -eofchar \x1a -translation lf
puts $f hello\nthere\nand\rhere
close $f
set f [open test1 r]
fconfigure $f -eofchar \x1a -translation auto
set c [read $f]
close $f
set c
} {hello
there
and
here
}
test io-8.18 {Tcl_Write, ^Z in middle, Tcl_Read auto} {
removeFile test1
set f [open test1 w]
fconfigure $f -translation lf
set s [format "abc\ndef\n%cghi\nqrs" 26]
puts $f $s
close $f
set f [open test1 r]
fconfigure $f -eofchar \x1a -translation auto
set l ""
lappend l [gets $f]
lappend l [gets $f]
lappend l [eof $f]
lappend l [gets $f]
lappend l [eof $f]
lappend l [gets $f]
lappend l [eof $f]
close $f
set l
} {abc def 0 {} 1 {} 1}
test io-8.19 {Tcl_Write, ^Z no newline in middle, Tcl_Read auto} {
removeFile test1
set f [open test1 w]
fconfigure $f -translation lf
set s [format "abc\ndef\n%cghi\nqrs" 26]
puts $f $s
close $f
set f [open test1 r]
fconfigure $f -eofchar \x1a -translation auto
set l ""
lappend l [gets $f]
lappend l [gets $f]
lappend l [eof $f]
lappend l [gets $f]
lappend l [eof $f]
lappend l [gets $f]
lappend l [eof $f]
close $f
set l
} {abc def 0 {} 1 {} 1}
test io-8.20 {Tcl_Write, ^Z in middle ignored, Tcl_Read lf} {
removeFile test1
set f [open test1 w]
fconfigure $f -translation lf -eofchar {}
set s [format "abc\ndef\n%cghi\nqrs" 26]
puts $f $s
close $f
set f [open test1 r]
fconfigure $f -translation lf -eofchar {}
set l ""
lappend l [gets $f]
lappend l [gets $f]
lappend l [eof $f]
lappend l [gets $f]
lappend l [eof $f]
lappend l [gets $f]
lappend l [eof $f]
lappend l [gets $f]
lappend l [eof $f]
close $f
set l
} "abc def 0 \x1aghi 0 qrs 0 {} 1"
test io-8.21 {Tcl_Write, ^Z in middle ignored, Tcl_Read cr} {
removeFile test1
set f [open test1 w]
fconfigure $f -translation lf -eofchar {}
set s [format "abc\ndef\n%cghi\nqrs" 26]
puts $f $s
close $f
set f [open test1 r]
fconfigure $f -translation cr -eofchar {}
set l ""
set x [gets $f]
lappend l [string compare $x "abc\ndef\n\x1aghi\nqrs"]
lappend l [eof $f]
lappend l [gets $f]
lappend l [eof $f]
close $f
set l
} {0 1 {} 1}
test io-8.22 {Tcl_Write, ^Z in middle ignored, Tcl_Read crlf} {
removeFile test1
set f [open test1 w]
fconfigure $f -translation lf -eofchar {}
set s [format "abc\ndef\n%cghi\nqrs" 26]
puts $f $s
close $f
set f [open test1 r]
fconfigure $f -translation crlf -eofchar {}
set l ""
set x [gets $f]
lappend l [string compare $x "abc\ndef\n\x1aghi\nqrs"]
lappend l [eof $f]
lappend l [gets $f]
lappend l [eof $f]
close $f
set l
} {0 1 {} 1}
test io-8.23 {Tcl_Write lf, ^Z in middle, Tcl_Read auto} {
removeFile test1
set f [open test1 w]
fconfigure $f -translation lf
set c [format abc\ndef\n%cqrs\ntuv 26]
puts $f $c
close $f
set f [open test1 r]
fconfigure $f -translation auto -eofchar \x1a
set c [string length [read $f]]
set e [eof $f]
close $f
list $c $e
} {8 1}
test io-8.24 {Tcl_Write lf, ^Z in middle, Tcl_Read lf} {
removeFile test1
set f [open test1 w]
fconfigure $f -translation lf
set c [format abc\ndef\n%cqrs\ntuv 26]
puts $f $c
close $f
set f [open test1 r]
fconfigure $f -translation lf -eofchar \x1a
set c [string length [read $f]]
set e [eof $f]
close $f
list $c $e
} {8 1}
test io-8.25 {Tcl_Write cr, ^Z in middle, Tcl_Read auto} {
removeFile test1
set f [open test1 w]
fconfigure $f -translation cr
set c [format abc\ndef\n%cqrs\ntuv 26]
puts $f $c
close $f
set f [open test1 r]
fconfigure $f -translation auto -eofchar \x1a
set c [string length [read $f]]
set e [eof $f]
close $f
list $c $e
} {8 1}
test io-8.26 {Tcl_Write cr, ^Z in middle, Tcl_Read cr} {
removeFile test1
set f [open test1 w]
fconfigure $f -translation cr
set c [format abc\ndef\n%cqrs\ntuv 26]
puts $f $c
close $f
set f [open test1 r]
fconfigure $f -translation cr -eofchar \x1a
set c [string length [read $f]]
set e [eof $f]
close $f
list $c $e
} {8 1}
test io-8.27 {Tcl_Write crlf, ^Z in middle, Tcl_Read auto} {
removeFile test1
set f [open test1 w]
fconfigure $f -translation crlf
set c [format abc\ndef\n%cqrs\ntuv 26]
puts $f $c
close $f
set f [open test1 r]
fconfigure $f -translation auto -eofchar \x1a
set c [string length [read $f]]
set e [eof $f]
close $f
list $c $e
} {8 1}
test io-8.28 {Tcl_Write crlf, ^Z in middle, Tcl_Read crlf} {
removeFile test1
set f [open test1 w]
fconfigure $f -translation crlf
set c [format abc\ndef\n%cqrs\ntuv 26]
puts $f $c
close $f
set f [open test1 r]
fconfigure $f -translation crlf -eofchar \x1a
set c [string length [read $f]]
set e [eof $f]
close $f
list $c $e
} {8 1}
# Test end of line translations. Functions tested are Tcl_Write and Tcl_Gets.
test io-9.1 {Tcl_Write lf, Tcl_Gets auto} {
removeFile test1
set f [open test1 w]
fconfigure $f -translation lf
puts $f hello\nthere\nand\nhere
close $f
set f [open test1 r]
set l ""
lappend l [gets $f]
lappend l [tell $f]
lappend l [fconfigure $f -translation]
lappend l [gets $f]
lappend l [tell $f]
lappend l [fconfigure $f -translation]
close $f
set l
} {hello 6 auto there 12 auto}
test io-9.2 {Tcl_Write cr, Tcl_Gets auto} {
removeFile test1
set f [open test1 w]
fconfigure $f -translation cr
puts $f hello\nthere\nand\nhere
close $f
set f [open test1 r]
set l ""
lappend l [gets $f]
lappend l [tell $f]
lappend l [fconfigure $f -translation]
lappend l [gets $f]
lappend l [tell $f]
lappend l [fconfigure $f -translation]
close $f
set l
} {hello 6 auto there 12 auto}
test io-9.3 {Tcl_Write crlf, Tcl_Gets auto} {
removeFile test1
set f [open test1 w]
fconfigure $f -translation crlf
puts $f hello\nthere\nand\nhere
close $f
set f [open test1 r]
set l ""
lappend l [gets $f]
lappend l [tell $f]
lappend l [fconfigure $f -translation]
lappend l [gets $f]
lappend l [tell $f]
lappend l [fconfigure $f -translation]
close $f
set l
} {hello 7 auto there 14 auto}
test io-9.4 {Tcl_Write lf, Tcl_Gets lf} {
removeFile test1
set f [open test1 w]
fconfigure $f -translation lf
puts $f hello\nthere\nand\nhere
close $f
set f [open test1 r]
fconfigure $f -translation lf
set l ""
lappend l [gets $f]
lappend l [tell $f]
lappend l [fconfigure $f -translation]
lappend l [gets $f]
lappend l [tell $f]
lappend l [fconfigure $f -translation]
close $f
set l
} {hello 6 lf there 12 lf}
test io-9.5 {Tcl_Write lf, Tcl_Gets cr} {
removeFile test1
set f [open test1 w]
fconfigure $f -translation lf
puts $f hello\nthere\nand\nhere
close $f
set f [open test1 r]
fconfigure $f -translation cr
set l ""
lappend l [string length [gets $f]]
lappend l [tell $f]
lappend l [fconfigure $f -translation]
lappend l [eof $f]
lappend l [gets $f]
lappend l [tell $f]
lappend l [fconfigure $f -translation]
lappend l [eof $f]
close $f
set l
} {20 21 cr 1 {} 21 cr 1}
test io-9.6 {Tcl_Write lf, Tcl_Gets crlf} {
removeFile test1
set f [open test1 w]
fconfigure $f -translation lf
puts $f hello\nthere\nand\nhere
close $f
set f [open test1 r]
fconfigure $f -translation crlf
set l ""
lappend l [string length [gets $f]]
lappend l [tell $f]
lappend l [fconfigure $f -translation]
lappend l [eof $f]
lappend l [gets $f]
lappend l [tell $f]
lappend l [fconfigure $f -translation]
lappend l [eof $f]
close $f
set l
} {20 21 crlf 1 {} 21 crlf 1}
test io-9.7 {Tcl_Write cr, Tcl_Gets cr} {
removeFile test1
set f [open test1 w]
fconfigure $f -translation cr
puts $f hello\nthere\nand\nhere
close $f
set f [open test1 r]
fconfigure $f -translation cr
set l ""
lappend l [gets $f]
lappend l [tell $f]
lappend l [fconfigure $f -translation]
lappend l [eof $f]
lappend l [gets $f]
lappend l [tell $f]
lappend l [fconfigure $f -translation]
lappend l [eof $f]
close $f
set l
} {hello 6 cr 0 there 12 cr 0}
test io-9.8 {Tcl_Write cr, Tcl_Gets lf} {
removeFile test1
set f [open test1 w]
fconfigure $f -translation cr
puts $f hello\nthere\nand\nhere
close $f
set f [open test1 r]
fconfigure $f -translation lf
set l ""
lappend l [string length [gets $f]]
lappend l [tell $f]
lappend l [fconfigure $f -translation]
lappend l [eof $f]
lappend l [gets $f]
lappend l [tell $f]
lappend l [fconfigure $f -translation]
lappend l [eof $f]
close $f
set l
} {21 21 lf 1 {} 21 lf 1}
test io-9.9 {Tcl_Write cr, Tcl_Gets crlf} {
removeFile test1
set f [open test1 w]
fconfigure $f -translation cr
puts $f hello\nthere\nand\nhere
close $f
set f [open test1 r]
fconfigure $f -translation crlf
set l ""
lappend l [string length [gets $f]]
lappend l [tell $f]
lappend l [fconfigure $f -translation]
lappend l [eof $f]
lappend l [gets $f]
lappend l [tell $f]
lappend l [fconfigure $f -translation]
lappend l [eof $f]
close $f
set l
} {21 21 crlf 1 {} 21 crlf 1}
test io-9.10 {Tcl_Write crlf, Tcl_Gets crlf} {
removeFile test1
set f [open test1 w]
fconfigure $f -translation crlf
puts $f hello\nthere\nand\nhere
close $f
set f [open test1 r]
fconfigure $f -translation crlf
set l ""
lappend l [gets $f]
lappend l [tell $f]
lappend l [fconfigure $f -translation]
lappend l [eof $f]
lappend l [gets $f]
lappend l [tell $f]
lappend l [fconfigure $f -translation]
lappend l [eof $f]
close $f
set l
} {hello 7 crlf 0 there 14 crlf 0}
test io-9.11 {Tcl_Write crlf, Tcl_Gets cr} {
removeFile test1
set f [open test1 w]
fconfigure $f -translation crlf
puts $f hello\nthere\nand\nhere
close $f
set f [open test1 r]
fconfigure $f -translation cr
set l ""
lappend l [gets $f]
lappend l [tell $f]
lappend l [fconfigure $f -translation]
lappend l [eof $f]
lappend l [string length [gets $f]]
lappend l [tell $f]
lappend l [fconfigure $f -translation]
lappend l [eof $f]
close $f
set l
} {hello 6 cr 0 6 13 cr 0}
test io-9.12 {Tcl_Write crlf, Tcl_Gets lf} {
removeFile test1
set f [open test1 w]
fconfigure $f -translation crlf
puts $f hello\nthere\nand\nhere
close $f
set f [open test1 r]
fconfigure $f -translation lf
set l ""
lappend l [string length [gets $f]]
lappend l [tell $f]
lappend l [fconfigure $f -translation]
lappend l [eof $f]
lappend l [string length [gets $f]]
lappend l [tell $f]
lappend l [fconfigure $f -translation]
lappend l [eof $f]
close $f
set l
} {6 7 lf 0 6 14 lf 0}
test io-9.13 {binary mode is synonym of lf mode} {
removeFile test1
set f [open test1 w]
fconfigure $f -translation binary
set x [fconfigure $f -translation]
close $f
set x
} lf
#
# Test io-9.14 has been removed because "auto" output translation mode is
# not supoprted.
#
test io-9.15 {Tcl_Write mixed, Tcl_Gets auto} {
removeFile test1
set f [open test1 w]
fconfigure $f -translation lf
puts $f hello\nthere\rand\r\nhere
close $f
set f [open test1 r]
fconfigure $f -translation auto
set l ""
lappend l [gets $f]
lappend l [gets $f]
lappend l [gets $f]
lappend l [gets $f]
lappend l [eof $f]
lappend l [gets $f]
lappend l [eof $f]
close $f
set l
} {hello there and here 0 {} 1}
test io-9.16 {Tcl_Write mixed, Tcl_Gets auto} {
removeFile test1
set f [open test1 w]
fconfigure $f -translation lf
puts -nonewline $f hello\nthere\rand\r\nhere\r
close $f
set f [open test1 r]
fconfigure $f -translation auto
set l ""
lappend l [gets $f]
lappend l [gets $f]
lappend l [gets $f]
lappend l [gets $f]
lappend l [eof $f]
lappend l [gets $f]
lappend l [eof $f]
close $f
set l
} {hello there and here 0 {} 1}
test io-9.17 {Tcl_Write mixed, Tcl_Gets auto} {
removeFile test1
set f [open test1 w]
fconfigure $f -translation lf
puts -nonewline $f hello\nthere\rand\r\nhere\n
close $f
set f [open test1 r]
set l ""
lappend l [gets $f]
lappend l [gets $f]
lappend l [gets $f]
lappend l [gets $f]
lappend l [eof $f]
lappend l [gets $f]
lappend l [eof $f]
close $f
set l
} {hello there and here 0 {} 1}
test io-9.18 {Tcl_Write mixed, Tcl_Gets auto} {
removeFile test1
set f [open test1 w]
fconfigure $f -translation lf
puts -nonewline $f hello\nthere\rand\r\nhere\r\n
close $f
set f [open test1 r]
fconfigure $f -translation auto
set l ""
lappend l [gets $f]
lappend l [gets $f]
lappend l [gets $f]
lappend l [gets $f]
lappend l [eof $f]
lappend l [gets $f]
lappend l [eof $f]
close $f
set l
} {hello there and here 0 {} 1}
test io-9.19 {Tcl_Write ^Z at end, Tcl_Gets auto} {
removeFile test1
set f [open test1 w]
fconfigure $f -translation lf
set s [format "hello\nthere\nand\rhere\n\%c" 26]
puts $f $s
close $f
set f [open test1 r]
fconfigure $f -eofchar \x1a -translation auto
set l ""
lappend l [gets $f]
lappend l [gets $f]
lappend l [gets $f]
lappend l [gets $f]
lappend l [eof $f]
lappend l [gets $f]
lappend l [eof $f]
close $f
set l
} {hello there and here 0 {} 1}
test io-9.20 {Tcl_Write, implicit ^Z at end, Tcl_Gets auto} {
removeFile test1
set f [open test1 w]
fconfigure $f -eofchar \x1a -translation lf
puts $f hello\nthere\nand\rhere
close $f
set f [open test1 r]
fconfigure $f -eofchar \x1a -translation auto
set l ""
lappend l [gets $f]
lappend l [gets $f]
lappend l [gets $f]
lappend l [gets $f]
lappend l [eof $f]
lappend l [gets $f]
lappend l [eof $f]
close $f
set l
} {hello there and here 0 {} 1}
test io-9.21 {Tcl_Write, ^Z in middle, Tcl_Gets auto, eofChar} {
removeFile test1
set f [open test1 w]
fconfigure $f -translation lf
set s [format "abc\ndef\n%cqrs\ntuv" 26]
puts $f $s
close $f
set f [open test1 r]
fconfigure $f -eofchar \x1a
fconfigure $f -translation auto
set l ""
lappend l [gets $f]
lappend l [gets $f]
lappend l [eof $f]
lappend l [gets $f]
lappend l [eof $f]
close $f
set l
} {abc def 0 {} 1}
test io-9.22 {Tcl_Write, no newline ^Z in middle, Tcl_Gets auto, eofChar} {
removeFile test1
set f [open test1 w]
fconfigure $f -translation lf
set s [format "abc\ndef\n%cqrs\ntuv" 26]
puts $f $s
close $f
set f [open test1 r]
fconfigure $f -eofchar \x1a -translation auto
set l ""
lappend l [gets $f]
lappend l [gets $f]
lappend l [eof $f]
lappend l [gets $f]
lappend l [eof $f]
close $f
set l
} {abc def 0 {} 1}
test io-9.23 {Tcl_Write, ^Z in middle ignored, Tcl_Gets lf} {
removeFile test1
set f [open test1 w]
fconfigure $f -translation lf -eofchar {}
set s [format "abc\ndef\n%cqrs\ntuv" 26]
puts $f $s
close $f
set f [open test1 r]
fconfigure $f -translation lf -eofchar {}
set l ""
lappend l [gets $f]
lappend l [gets $f]
lappend l [eof $f]
lappend l [gets $f]
lappend l [eof $f]
lappend l [gets $f]
lappend l [eof $f]
lappend l [gets $f]
lappend l [eof $f]
close $f
set l
} "abc def 0 \x1aqrs 0 tuv 0 {} 1"
test io-9.24 {Tcl_Write, ^Z in middle ignored, Tcl_Gets cr} {
removeFile test1
set f [open test1 w]
fconfigure $f -translation cr -eofchar {}
set s [format "abc\ndef\n%cqrs\ntuv" 26]
puts $f $s
close $f
set f [open test1 r]
fconfigure $f -translation cr -eofchar {}
set l ""
lappend l [gets $f]
lappend l [gets $f]
lappend l [eof $f]
lappend l [gets $f]
lappend l [eof $f]
lappend l [gets $f]
lappend l [eof $f]
lappend l [gets $f]
lappend l [eof $f]
close $f
set l
} "abc def 0 \x1aqrs 0 tuv 0 {} 1"
test io-9.25 {Tcl_Write, ^Z in middle ignored, Tcl_Gets crlf} {
removeFile test1
set f [open test1 w]
fconfigure $f -translation crlf -eofchar {}
set s [format "abc\ndef\n%cqrs\ntuv" 26]
puts $f $s
close $f
set f [open test1 r]
fconfigure $f -translation crlf -eofchar {}
set l ""
lappend l [gets $f]
lappend l [gets $f]
lappend l [eof $f]
lappend l [gets $f]
lappend l [eof $f]
lappend l [gets $f]
lappend l [eof $f]
lappend l [gets $f]
lappend l [eof $f]
close $f
set l
} "abc def 0 \x1aqrs 0 tuv 0 {} 1"
test io-9.26 {Tcl_Write lf, ^Z in middle, Tcl_Gets auto} {
removeFile test1
set f [open test1 w]
fconfigure $f -translation lf
set s [format "abc\ndef\n%cqrs\ntuv" 26]
puts $f $s
close $f
set f [open test1 r]
fconfigure $f -translation auto -eofchar \x1a
set l ""
lappend l [gets $f]
lappend l [gets $f]
lappend l [eof $f]
lappend l [gets $f]
lappend l [eof $f]
close $f
set l
} {abc def 0 {} 1}
test io-9.27 {Tcl_Write lf, ^Z in middle, Tcl_Gets lf} {
removeFile test1
set f [open test1 w]
fconfigure $f -translation lf
set s [format "abc\ndef\n%cqrs\ntuv" 26]
puts $f $s
close $f
set f [open test1 r]
fconfigure $f -translation lf -eofchar \x1a
set l ""
lappend l [gets $f]
lappend l [gets $f]
lappend l [eof $f]
lappend l [gets $f]
lappend l [eof $f]
close $f
set l
} {abc def 0 {} 1}
test io-9.28 {Tcl_Write cr, ^Z in middle, Tcl_Gets auto} {
removeFile test1
set f [open test1 w]
fconfigure $f -translation cr -eofchar {}
set s [format "abc\ndef\n%cqrs\ntuv" 26]
puts $f $s
close $f
set f [open test1 r]
fconfigure $f -translation auto -eofchar \x1a
set l ""
lappend l [gets $f]
lappend l [gets $f]
lappend l [eof $f]
lappend l [gets $f]
lappend l [eof $f]
close $f
set l
} {abc def 0 {} 1}
test io-9.29 {Tcl_Write cr, ^Z in middle, Tcl_Gets cr} {
removeFile test1
set f [open test1 w]
fconfigure $f -translation cr -eofchar {}
set s [format "abc\ndef\n%cqrs\ntuv" 26]
puts $f $s
close $f
set f [open test1 r]
fconfigure $f -translation cr -eofchar \x1a
set l ""
lappend l [gets $f]
lappend l [gets $f]
lappend l [eof $f]
lappend l [gets $f]
lappend l [eof $f]
close $f
set l
} {abc def 0 {} 1}
test io-9.30 {Tcl_Write crlf, ^Z in middle, Tcl_Gets auto} {
removeFile test1
set f [open test1 w]
fconfigure $f -translation crlf -eofchar {}
set s [format "abc\ndef\n%cqrs\ntuv" 26]
puts $f $s
close $f
set f [open test1 r]
fconfigure $f -translation auto -eofchar \x1a
set l ""
lappend l [gets $f]
lappend l [gets $f]
lappend l [eof $f]
lappend l [gets $f]
lappend l [eof $f]
close $f
set l
} {abc def 0 {} 1}
test io-9.31 {Tcl_Write crlf, ^Z in middle, Tcl_Gets crlf} {
removeFile test1
set f [open test1 w]
fconfigure $f -translation crlf -eofchar {}
set s [format "abc\ndef\n%cqrs\ntuv" 26]
puts $f $s
close $f
set f [open test1 r]
fconfigure $f -translation crlf -eofchar \x1a
set l ""
lappend l [gets $f]
lappend l [gets $f]
lappend l [eof $f]
lappend l [gets $f]
lappend l [eof $f]
close $f
set l
} {abc def 0 {} 1}
test io-9.32 {Tcl_Write crlf on block boundary, Tcl_Gets auto} {
removeFile test1
set f [open test1 w]
fconfigure $f -translation crlf
set line "123456789ABCDE" ;# 14 char plus crlf
puts -nonewline $f x ;# shift crlf across block boundary
for {set i 0} {$i < 700} {incr i} {
puts $f $line
}
close $f
set f [open test1 r]
fconfigure $f -translation auto
set c ""
while {[gets $f line] >= 0} {
append c $line\n
}
close $f
string length $c
} [expr 700*15+1]
test io-9.33 {Tcl_Write crlf on block boundary, Tcl_Gets auto} {
removeFile test1
set f [open test1 w]
fconfigure $f -translation crlf
set line "123456789ABCDE" ;# 14 char plus crlf
puts -nonewline $f x ;# shift crlf across block boundary
for {set i 0} {$i < 256} {incr i} {
puts $f $line
}
close $f
set f [open test1 r]
fconfigure $f -translation auto
set c ""
while {[gets $f line] >= 0} {
append c $line\n
}
close $f
string length $c
} [expr 256*15+1]
# Test Tcl_Read and buffering.
test io-10.1 {Tcl_Read, channel not readable} {
list [catch {read stdout} msg] $msg
} {1 {channel "stdout" wasn't opened for reading}}
test io-10.2 {Tcl_Read, zero byte count} {
read stdin 0
} ""
test io-10.3 {Tcl_Read, negative byte count} {
set f [open longfile r]
set l [list [catch {read $f -1} msg] $msg]
close $f
set l
} {1 {bad argument "-1": should be "nonewline"}}
test io-10.4 {Tcl_Read, positive byte count} {
set f [open longfile r]
set x [read $f 1024]
set s [string length $x]
unset x
close $f
set s
} 1024
test io-10.5 {Tcl_Read, multiple buffers} {
set f [open longfile r]
fconfigure $f -buffersize 100
set x [read $f 1024]
set s [string length $x]
unset x
close $f
set s
} 1024
test io-10.6 {Tcl_Read, very large read} {
set f1 [open longfile r]
set z [read $f1 1000000]
close $f1
set l [string length $z]
set x ok
set z [file size longfile]
if {$z != $l} {
set x broken
}
set x
} ok
test io-10.7 {Tcl_Read, nonblocking, file} {nonBlockFiles} {
set f1 [open longfile r]
fconfigure $f1 -blocking off
set z [read $f1 20]
close $f1
set l [string length $z]
set x ok
if {$l != 20} {
set x broken
}
set x
} ok
test io-10.8 {Tcl_Read, nonblocking, file} {nonBlockFiles} {
set f1 [open longfile r]
fconfigure $f1 -blocking off
set z [read $f1 1000000]
close $f1
set x ok
set l [string length $z]]
set z [file size longfile]]
if {$z != $l} {
set x broken
}
set x
} ok
test io-10.9 {Tcl_Read, read to end of file} {
set f1 [open longfile r]
set z [read $f1]
close $f1
set l [string length $z]
set x ok
set z [file size longfile]
if {$z != $l} {
set x broken
}
set x
} ok
test io-10.10 {Tcl_Read from a pipe} {unixOrPc} {
removeFile pipe
set f1 [open pipe w]
puts $f1 {puts [gets stdin]}
close $f1
set f1 [open "|$tcltest pipe" r+]
puts $f1 hello
flush $f1
set x [read $f1]
close $f1
set x
} "hello\n"
test io-10.11 {Tcl_Read from a pipe} {unixOrPc} {
removeFile pipe
set f1 [open pipe w]
puts $f1 {puts [gets stdin]}
puts $f1 {puts [gets stdin]}
close $f1
set f1 [open "|$tcltest pipe" r+]
puts $f1 hello
flush $f1
set x ""
lappend x [read $f1 6]
puts $f1 hello
flush $f1
lappend x [read $f1]
close $f1
set x
} {{hello
} {hello
}}
test io-10.12 {Tcl_Read, -nonewline} {
removeFile test1
set f1 [open test1 w]
puts $f1 hello
puts $f1 bye
close $f1
set f1 [open test1 r]
set c [read -nonewline $f1]
close $f1
set c
} {hello
bye}
test io-10.13 {Tcl_Read, -nonewline} {
removeFile test1
set f1 [open test1 w]
puts $f1 hello
puts $f1 bye
close $f1
set f1 [open test1 r]
set c [read -nonewline $f1]
close $f1
list [string length $c] $c
} {9 {hello
bye}}
test io-10.14 {Tcl_Read, reading in small chunks} {
removeFile test1
set f [open test1 w]
puts $f "Two lines: this one"
puts $f "and this one"
close $f
set f [open test1]
set x [list [read $f 1] [read $f 2] [read $f]]
close $f
set x
} {T wo { lines: this one
and this one
}}
test io-10.15 {Tcl_Read, asking for more input than available} {
removeFile test1
set f [open test1 w]
puts $f "Two lines: this one"
puts $f "and this one"
close $f
set f [open test1]
set x [read $f 100]
close $f
set x
} {Two lines: this one
and this one
}
test io-10.16 {Tcl_Read, read to end of file with -nonewline} {
removeFile test1
set f [open test1 w]
puts $f "Two lines: this one"
puts $f "and this one"
close $f
set f [open test1]
set x [read -nonewline $f]
close $f
set x
} {Two lines: this one
and this one}
# Test Tcl_Gets.
test io-11.1 {Tcl_Gets, reading what was written} {
removeFile test1
set f1 [open test1 w]
set y "first line"
puts $f1 $y
close $f1
set f1 [open test1 r]
set x [gets $f1]
set z ok
if {"$x" != "$y"} {
set z broken
}
close $f1
set z
} ok
test io-11.2 {Tcl_Gets into variable} {
set f1 [open longfile r]
set c [gets $f1 x]
set l [string length x]
set z ok
if {$l != $l} {
set z broken
}
close $f1
set z
} ok
test io-11.3 {Tcl_Gets from pipe} {unixOrPc} {
removeFile pipe
set f1 [open pipe w]
puts $f1 {puts [gets stdin]}
close $f1
set f1 [open "|$tcltest pipe" r+]
puts $f1 hello
flush $f1
set x [gets $f1]
close $f1
set z ok
if {"$x" != "hello"} {
set z broken
}
set z
} ok
test io-11.4 {Tcl_Gets with long line} {
removeFile test3
set f [open test3 w]
puts -nonewline $f "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ"
puts -nonewline $f "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ"
puts -nonewline $f "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ"
puts -nonewline $f "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ"
puts $f "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ"
close $f
set f [open test3]
set x [gets $f]
close $f
set x
} {abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ}
test io-11.5 {Tcl_Gets with long line} {
set f [open test3]
set x [gets $f y]
close $f
list $x $y
} {260 abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ}
test io-11.6 {Tcl_Gets and end of file} {
removeFile test3
set f [open test3 w]
puts -nonewline $f "Test1\nTest2"
close $f
set f [open test3]
set x {}
set y {}
lappend x [gets $f y] $y
set y {}
lappend x [gets $f y] $y
set y {}
lappend x [gets $f y] $y
close $f
set x
} {5 Test1 5 Test2 -1 {}}
test io-11.7 {Tcl_Gets and bad variable} {
set f [open test3 w]
puts $f "Line 1"
puts $f "Line 2"
close $f
catch {unset x}
set x 24
set f [open test3 r]
set result [list [catch {gets $f x(0)} msg] $msg]
close $f
set result
} {1 {can't set "x(0)": variable isn't array}}
test io-11.8 {Tcl_Gets, exercising double buffering} {
set f [open test3 w]
fconfigure $f -translation lf -eofchar {}
set x ""
for {set y 0} {$y < 99} {incr y} {set x "a$x"}
for {set y 0} {$y < 100} {incr y} {puts $f $x}
close $f
set f [open test3 r]
fconfigure $f -translation lf
for {set y 0} {$y < 100} {incr y} {gets $f}
close $f
set y
} 100
test io-11.9 {Tcl_Gets, exercising double buffering} {
set f [open test3 w]
fconfigure $f -translation lf -eofchar {}
set x ""
for {set y 0} {$y < 99} {incr y} {set x "a$x"}
for {set y 0} {$y < 200} {incr y} {puts $f $x}
close $f
set f [open test3 r]
fconfigure $f -translation lf
for {set y 0} {$y < 200} {incr y} {gets $f}
close $f
set y
} 200
test io-11.10 {Tcl_Gets, exercising double buffering} {
set f [open test3 w]
fconfigure $f -translation lf -eofchar {}
set x ""
for {set y 0} {$y < 99} {incr y} {set x "a$x"}
for {set y 0} {$y < 300} {incr y} {puts $f $x}
close $f
set f [open test3 r]
fconfigure $f -translation lf
for {set y 0} {$y < 300} {incr y} {gets $f}
close $f
set y
} 300
# Test Tcl_Seek and Tcl_Tell.
test io-12.1 {Tcl_Seek to current position at start of file} {
set f1 [open longfile r]
seek $f1 0 current
set c [tell $f1]
close $f1
set c
} 0
test io-12.2 {Tcl_Seek to offset from start} {
removeFile test1
set f1 [open test1 w]
fconfigure $f1 -translation lf -eofchar {}
puts $f1 "abcdefghijklmnopqrstuvwxyz"
puts $f1 "abcdefghijklmnopqrstuvwxyz"
close $f1
set f1 [open test1 r]
seek $f1 10 start
set c [tell $f1]
close $f1
set c
} 10
test io-12.3 {Tcl_Seek to end of file} {
removeFile test1
set f1 [open test1 w]
fconfigure $f1 -translation lf -eofchar {}
puts $f1 "abcdefghijklmnopqrstuvwxyz"
puts $f1 "abcdefghijklmnopqrstuvwxyz"
close $f1
set f1 [open test1 r]
seek $f1 0 end
set c [tell $f1]
close $f1
set c
} 54
test io-12.4 {Tcl_Seek to offset from end of file} {
removeFile test1
set f1 [open test1 w]
fconfigure $f1 -translation lf -eofchar {}
puts $f1 "abcdefghijklmnopqrstuvwxyz"
puts $f1 "abcdefghijklmnopqrstuvwxyz"
close $f1
set f1 [open test1 r]
seek $f1 -10 end
set c [tell $f1]
close $f1
set c
} 44
test io-12.5 {Tcl_Seek to offset from current position} {
removeFile test1
set f1 [open test1 w]
fconfigure $f1 -translation lf -eofchar {}
puts $f1 "abcdefghijklmnopqrstuvwxyz"
puts $f1 "abcdefghijklmnopqrstuvwxyz"
close $f1
set f1 [open test1 r]
seek $f1 10 current
seek $f1 10 current
set c [tell $f1]
close $f1
set c
} 20
test io-12.6 {Tcl_Seek to offset from end of file} {
removeFile test1
set f1 [open test1 w]
fconfigure $f1 -translation lf -eofchar {}
puts $f1 "abcdefghijklmnopqrstuvwxyz"
puts $f1 "abcdefghijklmnopqrstuvwxyz"
close $f1
set f1 [open test1 r]
seek $f1 -10 end
set c [tell $f1]
set r [read $f1]
close $f1
list $c $r
} {44 {rstuvwxyz
}}
test io-12.7 {Tcl_Seek to offset from end of file, then to current position} {
removeFile test1
set f1 [open test1 w]
fconfigure $f1 -translation lf -eofchar {}
puts $f1 "abcdefghijklmnopqrstuvwxyz"
puts $f1 "abcdefghijklmnopqrstuvwxyz"
close $f1
set f1 [open test1 r]
seek $f1 -10 end
set c1 [tell $f1]
set r1 [read $f1 5]
seek $f1 0 current
set c2 [tell $f1]
close $f1
list $c1 $r1 $c2
} {44 rstuv 49}
test io-12.8 {Tcl_Seek on pipes: not supported} {unixOrPc} {
set f1 [open "|$tcltest" r+]
set x [list [catch {seek $f1 0 current} msg] $msg]
close $f1
regsub {".*":} $x {"":} x
string tolower $x
} {1 {error during seek on "": invalid argument}}
test io-12.9 {Tcl_Seek, testing buffered input flushing} {
removeFile test3
set f [open test3 w]
fconfigure $f -eofchar {}
puts -nonewline $f "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ"
close $f
set f [open test3 RDWR]
set x [read $f 1]
seek $f 3
lappend x [read $f 1]
seek $f 0 start
lappend x [read $f 1]
seek $f 10 current
lappend x [read $f 1]
seek $f -2 end
lappend x [read $f 1]
seek $f 50 end
lappend x [read $f 1]
seek $f 1
lappend x [read $f 1]
close $f
set x
} {a d a l Y {} b}
test io-12.10 {Tcl_Seek testing flushing of buffered input} {
set f [open test3 w]
fconfigure $f -translation lf
puts $f xyz\n123
close $f
set f [open test3 r+]
fconfigure $f -translation lf
set x [gets $f]
seek $f 0 current
puts $f 456
close $f
list $x [viewFile test3]
} "xyz {xyz
456}"
test io-12.11 {Tcl_Seek testing flushing of buffered output} {
set f [open test3 w]
puts $f xyz\n123
close $f
set f [open test3 w+]
puts $f xyzzy
seek $f 2
set x [gets $f]
close $f
list $x [viewFile test3]
} "zzy xyzzy"
test io-12.12 {Tcl_Seek testing combination of write, seek back and read} {
set f [open test3 w]
fconfigure $f -translation lf -eofchar {}
puts $f xyz\n123
close $f
set f [open test3 a+]
fconfigure $f -translation lf -eofchar {}
puts $f xyzzy
flush $f
set x [tell $f]
seek $f -4 cur
set y [gets $f]
close $f
list $x [viewFile test3] $y
} {14 {xyz
123
xyzzy} zzy}
test io-12.13 {Tcl_Tell at start of file} {
removeFile test1
set f1 [open test1 w]
set p [tell $f1]
close $f1
set p
} 0
test io-12.14 {Tcl_Tell after seek to end of file} {
removeFile test1
set f1 [open test1 w]
fconfigure $f1 -translation lf -eofchar {}
puts $f1 "abcdefghijklmnopqrstuvwxyz"
puts $f1 "abcdefghijklmnopqrstuvwxyz"
close $f1
set f1 [open test1 r]
seek $f1 0 end
set c1 [tell $f1]
close $f1
set c1
} 54
test io-12.15 {Tcl_Tell combined with seeking} {
removeFile test1
set f1 [open test1 w]
fconfigure $f1 -translation lf -eofchar {}
puts $f1 "abcdefghijklmnopqrstuvwxyz"
puts $f1 "abcdefghijklmnopqrstuvwxyz"
close $f1
set f1 [open test1 r]
seek $f1 10 start
set c1 [tell $f1]
seek $f1 10 current
set c2 [tell $f1]
close $f1
list $c1 $c2
} {10 20}
test io-12.16 {Tcl_tell on pipe: always -1} {unixOrPc} {
set f1 [open "|$tcltest" r+]
set c [tell $f1]
close $f1
set c
} -1
test io-12.17 {Tcl_Tell on pipe: always -1} {unixOrPc} {
set f1 [open "|$tcltest" r+]
puts $f1 {puts hello}
flush $f1
set c [tell $f1]
gets $f1
close $f1
set c
} -1
test io-12.18 {Tcl_Tell combined with seeking and reading} {
removeFile test2
set f [open test2 w]
fconfigure $f -translation lf -eofchar {}
puts -nonewline $f "line1\nline2\nline3\nline4\nline5\n"
close $f
set f [open test2]
fconfigure $f -translation lf
set x [tell $f]
read $f 3
lappend x [tell $f]
seek $f 2
lappend x [tell $f]
seek $f 10 current
lappend x [tell $f]
seek $f 0 end
lappend x [tell $f]
close $f
set x
} {0 3 2 12 30}
test io-12.19 {Tcl_Tell combined with opening in append mode} {
set f [open test3 w]
fconfigure $f -translation lf -eofchar {}
puts $f "abcdefghijklmnopqrstuvwxyz"
puts $f "abcdefghijklmnopqrstuvwxyz"
close $f
set f [open test3 a]
set c [tell $f]
close $f
set c
} 54
test io-12.20 {Tcl_Tell combined with writing} {
set f [open test3 w]
set l ""
seek $f 29 start
lappend l [tell $f]
puts -nonewline $f a
seek $f 39 start
lappend l [tell $f]
puts -nonewline $f a
lappend l [tell $f]
seek $f 407 end
lappend l [tell $f]
close $f
set l
} {29 39 40 447}
# Test Tcl_Eof
test io-13.1 {Tcl_Eof} {
removeFile test1
set f [open test1 w]
puts $f hello
puts $f hello
close $f
set f [open test1]
set x [eof $f]
lappend x [eof $f]
gets $f
lappend x [eof $f]
gets $f
lappend x [eof $f]
gets $f
lappend x [eof $f]
lappend x [eof $f]
close $f
set x
} {0 0 0 0 1 1}
test io-13.2 {Tcl_Eof with pipe} {unixOrPc} {
removeFile pipe
set f1 [open pipe w]
puts $f1 {gets stdin}
puts $f1 {puts hello}
close $f1
set f1 [open "|$tcltest pipe" r+]
puts $f1 hello
set x [eof $f1]
flush $f1
lappend x [eof $f1]
gets $f1
lappend x [eof $f1]
gets $f1
lappend x [eof $f1]
close $f1
set x
} {0 0 0 1}
test io-13.3 {Tcl_Eof with pipe} {unixOrPc} {
removeFile pipe
set f1 [open pipe w]
puts $f1 {gets stdin}
puts $f1 {puts hello}
close $f1
set f1 [open "|$tcltest pipe" r+]
puts $f1 hello
set x [eof $f1]
flush $f1
lappend x [eof $f1]
gets $f1
lappend x [eof $f1]
gets $f1
lappend x [eof $f1]
gets $f1
lappend x [eof $f1]
gets $f1
lappend x [eof $f1]
close $f1
set x
} {0 0 0 1 1 1}
test io-13.4 {Tcl_Eof, eof detection on nonblocking file} {nonBlockFiles} {
removeFile test1
set f [open test1 w]
close $f
set f [open test1 r]
fconfigure $f -blocking off
set l ""
lappend l [gets $f]
lappend l [eof $f]
close $f
set l
} {{} 1}
test io-13.5 {Tcl_Eof, eof detection on nonblocking pipe} {unixOrPc} {
removeFile pipe
set f [open pipe w]
puts $f {
exit
}
close $f
set f [open "|$tcltest pipe" r]
set l ""
lappend l [gets $f]
lappend l [eof $f]
close $f
set l
} {{} 1}
test io-13.6 {Tcl_Eof, eof char, lf write, auto read} {
removeFile test1
set f [open test1 w]
fconfigure $f -translation lf -eofchar \x1a
puts $f abc\ndef
close $f
set s [file size test1]
set f [open test1 r]
fconfigure $f -translation auto -eofchar \x1a
set l [string length [read $f]]
set e [eof $f]
close $f
list $s $l $e
} {9 8 1}
test io-13.7 {Tcl_Eof, eof char, lf write, lf read} {
removeFile test1
set f [open test1 w]
fconfigure $f -translation lf -eofchar \x1a
puts $f abc\ndef
close $f
set s [file size test1]
set f [open test1 r]
fconfigure $f -translation lf -eofchar \x1a
set l [string length [read $f]]
set e [eof $f]
close $f
list $s $l $e
} {9 8 1}
test io-13.8 {Tcl_Eof, eof char, cr write, auto read} {
removeFile test1
set f [open test1 w]
fconfigure $f -translation cr -eofchar \x1a
puts $f abc\ndef
close $f
set s [file size test1]
set f [open test1 r]
fconfigure $f -translation auto -eofchar \x1a
set l [string length [read $f]]
set e [eof $f]
close $f
list $s $l $e
} {9 8 1}
test io-13.9 {Tcl_Eof, eof char, cr write, cr read} {
removeFile test1
set f [open test1 w]
fconfigure $f -translation cr -eofchar \x1a
puts $f abc\ndef
close $f
set s [file size test1]
set f [open test1 r]
fconfigure $f -translation cr -eofchar \x1a
set l [string length [read $f]]
set e [eof $f]
close $f
list $s $l $e
} {9 8 1}
test io-13.10 {Tcl_Eof, eof char, crlf write, auto read} {
removeFile test1
set f [open test1 w]
fconfigure $f -translation crlf -eofchar \x1a
puts $f abc\ndef
close $f
set s [file size test1]
set f [open test1 r]
fconfigure $f -translation auto -eofchar \x1a
set l [string length [read $f]]
set e [eof $f]
close $f
list $s $l $e
} {11 8 1}
test io-13.11 {Tcl_Eof, eof char, crlf write, crlf read} {
removeFile test1
set f [open test1 w]
fconfigure $f -translation crlf -eofchar \x1a
puts $f abc\ndef
close $f
set s [file size test1]
set f [open test1 r]
fconfigure $f -translation crlf -eofchar \x1a
set l [string length [read $f]]
set e [eof $f]
close $f
list $s $l $e
} {11 8 1}
test io-13.12 {Tcl_Eof, eof char in middle, lf write, auto read} {
removeFile test1
set f [open test1 w]
fconfigure $f -translation lf -eofchar {}
set i [format abc\ndef\n%cqrs\nuvw 26]
puts $f $i
close $f
set c [file size test1]
set f [open test1 r]
fconfigure $f -translation auto -eofchar \x1a
set l [string length [read $f]]
set e [eof $f]
close $f
list $c $l $e
} {17 8 1}
test io-13.13 {Tcl_Eof, eof char in middle, lf write, lf read} {
removeFile test1
set f [open test1 w]
fconfigure $f -translation lf -eofchar {}
set i [format abc\ndef\n%cqrs\nuvw 26]
puts $f $i
close $f
set c [file size test1]
set f [open test1 r]
fconfigure $f -translation lf -eofchar \x1a
set l [string length [read $f]]
set e [eof $f]
close $f
list $c $l $e
} {17 8 1}
test io-13.14 {Tcl_Eof, eof char in middle, cr write, auto read} {
removeFile test1
set f [open test1 w]
fconfigure $f -translation cr -eofchar {}
set i [format abc\ndef\n%cqrs\nuvw 26]
puts $f $i
close $f
set c [file size test1]
set f [open test1 r]
fconfigure $f -translation auto -eofchar \x1a
set l [string length [read $f]]
set e [eof $f]
close $f
list $c $l $e
} {17 8 1}
test io-13.15 {Tcl_Eof, eof char in middle, cr write, cr read} {
removeFile test1
set f [open test1 w]
fconfigure $f -translation cr -eofchar {}
set i [format abc\ndef\n%cqrs\nuvw 26]
puts $f $i
close $f
set c [file size test1]
set f [open test1 r]
fconfigure $f -translation cr -eofchar \x1a
set l [string length [read $f]]
set e [eof $f]
close $f
list $c $l $e
} {17 8 1}
test io-13.16 {Tcl_Eof, eof char in middle, crlf write, auto read} {
removeFile test1
set f [open test1 w]
fconfigure $f -translation crlf -eofchar {}
set i [format abc\ndef\n%cqrs\nuvw 26]
puts $f $i
close $f
set c [file size test1]
set f [open test1 r]
fconfigure $f -translation auto -eofchar \x1a
set l [string length [read $f]]
set e [eof $f]
close $f
list $c $l $e
} {21 8 1}
test io-13.17 {Tcl_Eof, eof char in middle, crlf write, crlf read} {
removeFile test1
set f [open test1 w]
fconfigure $f -translation crlf -eofchar {}
set i [format abc\ndef\n%cqrs\nuvw 26]
puts $f $i
close $f
set c [file size test1]
set f [open test1 r]
fconfigure $f -translation crlf -eofchar \x1a
set l [string length [read $f]]
set e [eof $f]
close $f
list $c $l $e
} {21 8 1}
# Test Tcl_InputBlocked
test io-14.1 {Tcl_InputBlocked on nonblocking pipe} {unixOrPc tempNotPc} {
set f1 [open "|$tcltest" r+]
puts $f1 {puts hello_from_pipe}
flush $f1
gets $f1
fconfigure $f1 -blocking off -buffering full
puts $f1 {puts hello}
set x ""
lappend x [gets $f1]
lappend x [fblocked $f1]
flush $f1
after 200
lappend x [gets $f1]
lappend x [fblocked $f1]
lappend x [gets $f1]
lappend x [fblocked $f1]
close $f1
set x
} {{} 1 hello 0 {} 1}
test io-14.2 {Tcl_InputBlocked on blocking pipe} {unixOrPc tempNotPc} {
set f1 [open "|$tcltest" r+]
fconfigure $f1 -buffering line
puts $f1 {puts hello_from_pipe}
set x ""
lappend x [gets $f1]
lappend x [fblocked $f1]
puts $f1 {exit}
lappend x [gets $f1]
lappend x [fblocked $f1]
lappend x [eof $f1]
close $f1
set x
} {hello_from_pipe 0 {} 0 1}
test io-14.3 {Tcl_InputBlocked vs files, short read} {
removeFile test1
set f [open test1 w]
puts $f abcdefghijklmnop
close $f
set f [open test1 r]
set l ""
lappend l [fblocked $f]
lappend l [read $f 3]
lappend l [fblocked $f]
lappend l [read -nonewline $f]
lappend l [fblocked $f]
lappend l [eof $f]
close $f
set l
} {0 abc 0 defghijklmnop 0 1}
test io-14.4 {Tcl_InputBlocked vs files, event driven read} {
proc in {f} {
global l
lappend l [read $f 3]
if {[eof $f]} {lappend l eof; close $f}
}
removeFile test1
set f [open test1 w]
puts $f abcdefghijklmnop
close $f
set f [open test1 r]
set l ""
fileevent $f readable [list in $f]
update
set l
} {abc def ghi jkl mno {p
} eof}
test io-14.5 {Tcl_InputBlocked vs files, short read, nonblocking} {nonBlockFiles} {
removeFile test1
set f [open test1 w]
puts $f abcdefghijklmnop
close $f
set f [open test1 r]
fconfigure $f -blocking off
set l ""
lappend l [fblocked $f]
lappend l [read $f 3]
lappend l [fblocked $f]
lappend l [read -nonewline $f]
lappend l [fblocked $f]
lappend l [eof $f]
close $f
set l
} {0 abc 0 defghijklmnop 0 1}
test io-14.6 {Tcl_InputBlocked vs files, event driven read} {nonBlockFiles} {
proc in {f} {
global l
lappend l [read $f 3]
if {[eof $f]} {lappend l eof; close $f}
}
removeFile test1
set f [open test1 w]
puts $f abcdefghijklmnop
close $f
set f [open test1 r]
fconfigure $f -blocking off
set l ""
fileevent $f readable [list in $f]
update
set l
} {abc def ghi jkl mno {p
} eof}
# Test Tcl_InputBuffered
test io-15.1 {Tcl_InputBuffered} {
set f [open longfile r]
fconfigure $f -buffersize 4096
read $f 3
set l ""
lappend l [testchannel inputbuffered $f]
lappend l [tell $f]
close $f
set l
} {4093 3}
test io-15.2 {Tcl_InputBuffered, test input flushing on seek} {
set f [open longfile r]
fconfigure $f -buffersize 4096
read $f 3
set l ""
lappend l [testchannel inputbuffered $f]
lappend l [tell $f]
seek $f 0 current
lappend l [testchannel inputbuffered $f]
lappend l [tell $f]
close $f
set l
} {4093 3 0 3}
# Test Tcl_SetChannelBufferSize, Tcl_GetChannelBufferSize
test io-16.1 {Tcl_GetChannelBufferSize, default buffer size} {
set f [open longfile r]
set s [fconfigure $f -buffersize]
close $f
set s
} 4096
test io-16.2 {Tcl_SetChannelBufferSize, Tcl_GetChannelBufferSize} {
set f [open longfile r]
set l ""
lappend l [fconfigure $f -buffersize]
fconfigure $f -buffersize 10000
lappend l [fconfigure $f -buffersize]
fconfigure $f -buffersize 1
lappend l [fconfigure $f -buffersize]
fconfigure $f -buffersize -1
lappend l [fconfigure $f -buffersize]
fconfigure $f -buffersize 0
lappend l [fconfigure $f -buffersize]
fconfigure $f -buffersize 100000
lappend l [fconfigure $f -buffersize]
fconfigure $f -buffersize 10000000
lappend l [fconfigure $f -buffersize]
close $f
set l
} {4096 10000 4096 4096 4096 100000 4096}
# Test Tcl_SetChannelOption, Tcl_GetChannelOption
test io-17.1 {Tcl_GetChannelOption} {
removeFile test1
set f1 [open test1 w]
set x [fconfigure $f1 -blocking]
close $f1
set x
} 1
#
# Test 17.2 was removed.
#
test io-17.3 {Tcl_GetChannelOption} {
removeFile test1
set f1 [open test1 w]
set x [fconfigure $f1 -buffering]
close $f1
set x
} full
test io-17.4 {Tcl_GetChannelOption} {
removeFile test1
set f1 [open test1 w]
fconfigure $f1 -buffering line
set x [fconfigure $f1 -buffering]
close $f1
set x
} line
test io-17.5 {Tcl_GetChannelOption, Tcl_SetChannelOption} {
removeFile test1
set f1 [open test1 w]
set l ""
lappend l [fconfigure $f1 -buffering]
fconfigure $f1 -buffering line
lappend l [fconfigure $f1 -buffering]
fconfigure $f1 -buffering none
lappend l [fconfigure $f1 -buffering]
fconfigure $f1 -buffering line
lappend l [fconfigure $f1 -buffering]
fconfigure $f1 -buffering full
lappend l [fconfigure $f1 -buffering]
close $f1
set l
} {full line none line full}
test io-17.6 {Tcl_GetChannelOption, invariance} {
removeFile test1
set f1 [open test1 w]
set l ""
lappend l [fconfigure $f1 -buffering]
lappend l [list [catch {fconfigure $f1 -buffering green} msg] $msg]
lappend l [fconfigure $f1 -buffering]
close $f1
set l
} {full {1 {bad value for -buffering: must be one of full, line, or none}} full}
test io-17.7 {Tcl_SetChannelOption, multiple options} {
removeFile test1
set f1 [open test1 w]
fconfigure $f1 -translation lf -buffering line
puts $f1 hello
puts $f1 bye
set x [file size test1]
close $f1
set x
} 10
test io-17.8 {Tcl_SetChannelOption, buffering, translation} {
removeFile test1
set f1 [open test1 w]
fconfigure $f1 -translation lf
puts $f1 hello
puts $f1 bye
set x ""
fconfigure $f1 -buffering line
lappend x [file size test1]
puts $f1 really_bye
lappend x [file size test1]
close $f1
set x
} {0 21}
test io-17.9 {Tcl_SetChannelOption, different buffering options} {
removeFile test1
set f1 [open test1 w]
set l ""
fconfigure $f1 -translation lf -buffering none -eofchar {}
puts -nonewline $f1 hello
lappend l [file size test1]
puts -nonewline $f1 hello
lappend l [file size test1]
fconfigure $f1 -buffering full
puts -nonewline $f1 hello
lappend l [file size test1]
fconfigure $f1 -buffering none
lappend l [file size test1]
puts -nonewline $f1 hello
lappend l [file size test1]
close $f1
lappend l [file size test1]
set l
} {5 10 10 10 20 20}
test io-17.10 {Tcl_SetChannelOption, blocking mode} {nonBlockFiles} {
removeFile test1
set f1 [open test1 w]
close $f1
set f1 [open test1 r]
set x ""
lappend x [fconfigure $f1 -blocking]
fconfigure $f1 -blocking off
lappend x [fconfigure $f1 -blocking]
lappend x [gets $f1]
lappend x [read $f1 1000]
lappend x [fblocked $f1]
lappend x [eof $f1]
close $f1
set x
} {1 0 {} {} 0 1}
test io-17.11 {Tcl_SetChannelOption, blocking mode} {unixOrPc tempNotPc} {
removeFile pipe
set f1 [open pipe w]
puts $f1 {gets stdin}
puts $f1 {after 100}
puts $f1 {puts hi}
puts $f1 {gets stdin}
close $f1
set x ""
set f1 [open "|$tcltest pipe" r+]
fconfigure $f1 -blocking off -buffering line
lappend x [fconfigure $f1 -blocking]
lappend x [gets $f1]
lappend x [fblocked $f1]
puts $f1 hello
lappend x [gets $f1]
lappend x [fblocked $f1]
puts $f1 bye
lappend x [gets $f1]
lappend x [fblocked $f1]
fconfigure $f1 -blocking on
lappend x [fconfigure $f1 -blocking]
lappend x [gets $f1]
lappend x [fblocked $f1]
lappend x [eof $f1]
lappend x [gets $f1]
lappend x [eof $f1]
close $f1
set x
} {0 {} 1 {} 1 {} 1 1 hi 0 0 {} 1}
test io-17.12 {Tcl_SetChannelOption, Tcl_GetChannelOption, buffer size} {
removeFile test1
set f [open test1 w]
fconfigure $f -buffersize -10
set x [fconfigure $f -buffersize]
close $f
set x
} 4096
test io-17.13 {Tcl_SetChannelOption, Tcl_GetChannelOption buffer size} {
removeFile test1
set f [open test1 w]
fconfigure $f -buffersize 10000000
set x [fconfigure $f -buffersize]
close $f
set x
} 4096
test io-17.14 {Tcl_SetChannelOption, Tcl_GetChannelOption, buffer size} {
removeFile test1
set f [open test1 w]
fconfigure $f -buffersize 40000
set x [fconfigure $f -buffersize]
close $f
set x
} 40000
test io-18.1 {POSIX open access modes: RDWR} {
removeFile test3
set f [open test3 w]
puts $f xyzzy
close $f
set f [open test3 RDWR]
puts -nonewline $f "ab"
seek $f 0 current
set x [gets $f]
close $f
set f [open test3 r]
lappend x [gets $f]
close $f
set x
} {zzy abzzy}
test io-18.2 {POSIX open access modes: CREAT} {unixOnly} {
removeFile test3
set f [open test3 {WRONLY CREAT} 0600]
file stat test3 stats
set x [format "0%o" [expr $stats(mode)&0777]]
puts $f "line 1"
close $f
set f [open test3 r]
lappend x [gets $f]
close $f
set x
} {0600 {line 1}}
test io-18.3 {POSIX open access modes: CREAT} {unixOnly nonPortable} {
# This test only works if your umask is 2, like ouster's.
removeFile test3
set f [open test3 {WRONLY CREAT}]
close $f
file stat test3 stats
format "0%o" [expr $stats(mode)&0777]
} 0664
test io-18.4 {POSIX open access modes: CREAT} {
removeFile test3
set f [open test3 w]
fconfigure $f -eofchar {}
puts $f xyzzy
close $f
set f [open test3 {WRONLY CREAT}]
fconfigure $f -eofchar {}
puts -nonewline $f "ab"
close $f
set f [open test3 r]
set x [gets $f]
close $f
set x
} abzzy
test io-18.5 {POSIX open access modes: APPEND} {
removeFile test3
set f [open test3 w]
fconfigure $f -translation lf -eofchar {}
puts $f xyzzy
close $f
set f [open test3 {WRONLY APPEND}]
fconfigure $f -translation lf
puts $f "new line"
seek $f 0
puts $f "abc"
close $f
set f [open test3 r]
fconfigure $f -translation lf
set x ""
seek $f 6 current
lappend x [gets $f]
lappend x [gets $f]
close $f
set x
} {{new line} abc}
test io-18.6 {POSIX open access modes: EXCL} {
removeFile test3
set f [open test3 w]
puts $f xyzzy
close $f
set msg [list [catch {open test3 {WRONLY CREAT EXCL}} msg] $msg]
regsub " already " $msg " " msg
string tolower $msg
} {1 {couldn't open "test3": file exists}}
test io-18.7 {POSIX open access modes: EXCL} {unixExecs} {
removeFile test3
set f [open test3 {WRONLY CREAT EXCL}]
fconfigure $f -eofchar {}
puts $f "A test line"
close $f
viewFile test3
} {A test line}
test io-18.8 {POSIX open access modes: TRUNC} {
removeFile test3
set f [open test3 w]
puts $f xyzzy
close $f
set f [open test3 {WRONLY TRUNC}]
puts $f abc
close $f
set f [open test3 r]
set x [gets $f]
close $f
set x
} abc
test io-18.9 {POSIX open access modes: NONBLOCK} {nonPortable macOrUnix} {
removeFile test3
set f [open test3 {WRONLY NONBLOCK CREAT}]
puts $f "NONBLOCK test"
close $f
set f [open test3 r]
set x [gets $f]
close $f
set x
} {NONBLOCK test}
test io-18.10 {POSIX open access modes: RDONLY} {
set f [open test1 w]
puts $f "two lines: this one"
puts $f "and this"
close $f
set f [open test1 RDONLY]
set x [list [gets $f] [catch {puts $f Test} msg] $msg]
close $f
string compare [string tolower $x] \
[list {two lines: this one} 1 \
[format "channel \"%s\" wasn't opened for writing" $f]]
} 0
test io-18.11 {POSIX open access modes: RDONLY} {unixExecs} {
removeFile test3
string tolower [list [catch {open test3 RDONLY} msg] $msg]
} {1 {couldn't open "test3": no such file or directory}}
test io-18.12 {POSIX open access modes: WRONLY} {unixExecs} {
removeFile test3
string tolower [list [catch {open test3 WRONLY} msg] $msg]
} {1 {couldn't open "test3": no such file or directory}}
test io-18.13 {POSIX open access modes: WRONLY} {unixExecs} {
makeFile xyzzy test3
set f [open test3 WRONLY]
fconfigure $f -eofchar {}
puts -nonewline $f "ab"
seek $f 0 current
set x [list [catch {gets $f} msg] $msg]
close $f
lappend x [viewFile test3]
string compare [string tolower $x] \
[list 1 "channel \"$f\" wasn't opened for reading" abzzy]
} 0
test io-18.14 {POSIX open access modes: RDWR} {unixExecs} {
removeFile test3
string tolower [list [catch {open test3 RDWR} msg] $msg]
} {1 {couldn't open "test3": no such file or directory}}
test io-18.15 {POSIX open access modes: RDWR} {
makeFile xyzzy test3
set f [open test3 RDWR]
puts -nonewline $f "ab"
seek $f 0 current
set x [gets $f]
close $f
lappend x [viewFile test3]
} {zzy abzzy}
if {![file exists ~/_test_] && [file writable ~]} {
test io-18.16 {tilde substitution in open} {
set f [open ~/_test_ w]
puts $f "Some text"
close $f
set x [file exists [file join $env(HOME) _test_]]
removeFile [file join $env(HOME) _test_]
set x
} 1
}
test io-18.17 {tilde substitution in open} {
set home $env(HOME)
unset env(HOME)
set x [list [catch {open ~/foo} msg] $msg]
set env(HOME) $home
set x
} {1 {couldn't find HOME environment variable to expand path}}
test io-19.1 {Tcl_FileeventCmd: errors} {
list [catch {fileevent foo} msg] $msg
} {1 {wrong # args: must be "fileevent channelId event ?script?}}
test io-19.2 {Tcl_FileeventCmd: errors} {
list [catch {fileevent foo bar baz q} msg] $msg
} {1 {wrong # args: must be "fileevent channelId event ?script?}}
test io-19.3 {Tcl_FileeventCmd: errors} {
list [catch {fileevent gorp readable} msg] $msg
} {1 {can not find channel named "gorp"}}
test io-19.4 {Tcl_FileeventCmd: errors} {
list [catch {fileevent gorp writable} msg] $msg
} {1 {can not find channel named "gorp"}}
test io-19.5 {Tcl_FileeventCmd: errors} {
list [catch {fileevent gorp who-knows} msg] $msg
} {1 {bad event name "who-knows": must be readable or writable}}
#
# Test fileevent on a file
#
set f [open foo w+]
test io-20.1 {Tcl_FileeventCmd: creating, deleting, querying} {
list [fileevent $f readable] [fileevent $f writable]
} {{} {}}
test io-20.2 {Tcl_FileeventCmd: replacing} {
set result {}
fileevent $f r "first script"
lappend result [fileevent $f readable]
fileevent $f r "new script"
lappend result [fileevent $f readable]
fileevent $f r "yet another"
lappend result [fileevent $f readable]
fileevent $f r ""
lappend result [fileevent $f readable]
} {{first script} {new script} {yet another} {}}
#
# Test fileevent on a pipe
#
if {($tcl_platform(platform) != "macintosh") && \
($testConfig(unixExecs) == 1)} {
catch {set f2 [open {|cat -u} r+]}
catch {set f3 [open {|cat -u} r+]}
test io-21.1 {Tcl_FileeventCmd: creating, deleting, querying} {
set result {}
fileevent $f readable "script 1"
lappend result [fileevent $f readable] [fileevent $f writable]
fileevent $f writable "write script"
lappend result [fileevent $f readable] [fileevent $f writable]
fileevent $f readable {}
lappend result [fileevent $f readable] [fileevent $f writable]
fileevent $f writable {}
lappend result [fileevent $f readable] [fileevent $f writable]
} {{script 1} {} {script 1} {write script} {} {write script} {} {}}
test io-21.2 {Tcl_FileeventCmd: deleting when many present} {
set result {}
lappend result [fileevent $f r] [fileevent $f2 r] [fileevent $f3 r]
fileevent $f r "read f"
fileevent $f2 r "read f2"
fileevent $f3 r "read f3"
lappend result [fileevent $f r] [fileevent $f2 r] [fileevent $f3 r]
fileevent $f2 r {}
lappend result [fileevent $f r] [fileevent $f2 r] [fileevent $f3 r]
fileevent $f3 r {}
lappend result [fileevent $f r] [fileevent $f2 r] [fileevent $f3 r]
fileevent $f r {}
lappend result [fileevent $f r] [fileevent $f2 r] [fileevent $f3 r]
} {{} {} {} {read f} {read f2} {read f3} {read f} {} {read f3} {read f} {} {} {} {} {}}
test io-22.1 {FileEventProc procedure: normal read event} {
fileevent $f2 readable {
set x [gets $f2]; fileevent $f2 readable {}
}
puts $f2 text; flush $f2
set x initial
vwait x
set x
} {text}
test io-22.2 {FileEventProc procedure: error in read event} {
proc bgerror args {
global x
set x $args
}
fileevent $f2 readable {error bogus}
puts $f2 text; flush $f2
set x initial
vwait x
rename bgerror {}
list $x [fileevent $f2 readable]
} {bogus {}}
test io-22.3 {FileEventProc procedure: normal write event} {
fileevent $f2 writable {
lappend x "triggered"
incr count -1
if {$count <= 0} {
fileevent $f2 writable {}
}
}
set x initial
set count 3
vwait x
vwait x
vwait x
set x
} {initial triggered triggered triggered}
test io-22.4 {FileEventProc procedure: eror in write event} {
proc bgerror args {
global x
set x $args
}
fileevent $f2 writable {error bad-write}
set x initial
vwait x
rename bgerror {}
list $x [fileevent $f2 writable]
} {bad-write {}}
test io-22.5 {FileEventProc procedure: end of file} {unixOrPc unixExecs} {
set f4 [open {|cat << foo} r]
fileevent $f4 readable {
if {[gets $f4 line] < 0} {
lappend x eof
fileevent $f4 readable {}
} else {
lappend x $line
}
}
set x initial
vwait x
vwait x
close $f4
set x
} {initial foo eof}
catch {close $f2}
catch {close $f3}
}
# Closes if {($platform(platform) != "macintosh") && \
# ($testConfig(unixExecs) == 1)} clause
close $f
makeFile "foo bar" foo
test io-23.1 {DeleteFileEvent, cleanup on close} {
set f [open foo r]
fileevent $f readable {
lappend x "binding triggered: \"[gets $f]\""
fileevent $f readable {}
}
close $f
set x initial
update
set x
} {initial}
test io-23.2 {DeleteFileEvent, cleanup on close} {
set f [open foo r]
set f2 [open foo r]
fileevent $f readable {
lappend x "f triggered: \"[gets $f]\""
fileevent $f readable {}
}
fileevent $f2 readable {
lappend x "f2 triggered: \"[gets $f2]\""
fileevent $f2 readable {}
}
close $f
set x initial
vwait x
close $f2
set x
} {initial {f2 triggered: "foo bar"}}
test io-23.3 {DeleteFileEvent, cleanup on close} {
set f [open foo r]
set f2 [open foo r]
set f3 [open foo r]
fileevent $f readable {f script}
fileevent $f2 readable {f2 script}
fileevent $f3 readable {f3 script}
set x {}
close $f2
lappend x [catch {fileevent $f readable} msg] $msg \
[catch {fileevent $f2 readable}] \
[catch {fileevent $f3 readable} msg] $msg
close $f3
lappend x [catch {fileevent $f readable} msg] $msg \
[catch {fileevent $f2 readable}] \
[catch {fileevent $f3 readable}]
close $f
lappend x [catch {fileevent $f readable}] \
[catch {fileevent $f2 readable}] \
[catch {fileevent $f3 readable}]
} {0 {f script} 1 0 {f3 script} 0 {f script} 1 1 1 1 1}
# Execute these tests only if the "testfevent" command is present.
if {[info commands testfevent] == "testfevent"} {
test io-24.1 {Tcl event loop vs multiple interpreters} {
testfevent create
testfevent cmd {
set f [open foo r]
set x "no event"
fileevent $f readable {
set x "f triggered: [gets $f]"
fileevent $f readable {}
}
}
update
testfevent cmd {close $f}
list [testfevent cmd {set x}] [testfevent cmd {info commands after}]
} {{f triggered: foo bar} after}
test io-24.2 {Tcl event loop vs multiple interpreters} {
testfevent create
testfevent cmd {
set x 0
after 100 {set x triggered}
vwait x
set x
}
} {triggered}
test io-24.3 {Tcl event loop vs multiple interpreters} {
testfevent create
testfevent cmd {
set x 0
after 10 {lappend x timer}
after 30
set result $x
update idletasks
lappend result $x
update
lappend result $x
}
} {0 0 {0 timer}}
test io-25.1 {fileevent vs multiple interpreters} {
set f [open foo r]
set f2 [open foo r]
set f3 [open foo r]
fileevent $f readable {script 1}
testfevent create
testfevent share $f2
testfevent cmd "fileevent $f2 readable {script 2}"
fileevent $f3 readable {sript 3}
set x {}
lappend x [fileevent $f2 readable]
testfevent delete
lappend x [fileevent $f readable] [fileevent $f2 readable] \
[fileevent $f3 readable]
close $f
close $f2
close $f3
set x
} {{} {script 1} {} {sript 3}}
test io-25.2 {deleting fileevent on interpreter delete} {
set f [open foo r]
set f2 [open foo r]
set f3 [open foo r]
set f4 [open foo r]
fileevent $f readable {script 1}
testfevent create
testfevent share $f2
testfevent share $f3
testfevent cmd "fileevent $f2 readable {script 2}
fileevent $f3 readable {script 3}"
fileevent $f4 readable {script 4}
testfevent delete
set x [list [fileevent $f readable] [fileevent $f2 readable] \
[fileevent $f3 readable] [fileevent $f4 readable]]
close $f
close $f2
close $f3
close $f4
set x
} {{script 1} {} {} {script 4}}
test io-25.3 {deleting fileevent on interpreter delete} {
set f [open foo r]
set f2 [open foo r]
set f3 [open foo r]
set f4 [open foo r]
testfevent create
testfevent share $f3
testfevent share $f4
fileevent $f readable {script 1}
fileevent $f2 readable {script 2}
testfevent cmd "fileevent $f3 readable {script 3}
fileevent $f4 readable {script 4}"
testfevent delete
set x [list [fileevent $f readable] [fileevent $f2 readable] \
[fileevent $f3 readable] [fileevent $f4 readable]]
close $f
close $f2
close $f3
close $f4
set x
} {{script 1} {script 2} {} {}}
test io-25.4 {file events on shared files and multiple interpreters} {
set f [open foo r]
set f2 [open foo r]
testfevent create
testfevent share $f
testfevent cmd "fileevent $f readable {script 1}"
fileevent $f readable {script 2}
fileevent $f2 readable {script 3}
set x [list [fileevent $f2 readable] \
[testfevent cmd "fileevent $f readable"] \
[fileevent $f readable]]
testfevent delete
close $f
close $f2
set x
} {{script 3} {script 1} {script 2}}
test io-25.5 {file events on shared files, deleting file events} {
set f [open foo r]
testfevent create
testfevent share $f
testfevent cmd "fileevent $f readable {script 1}"
fileevent $f readable {script 2}
testfevent cmd "fileevent $f readable {}"
set x [list [testfevent cmd "fileevent $f readable"] \
[fileevent $f readable]]
testfevent delete
close $f
set x
} {{} {script 2}}
test io-25.6 {file events on shared files, deleting file events} {
set f [open foo r]
testfevent create
testfevent share $f
testfevent cmd "fileevent $f readable {script 1}"
fileevent $f readable {script 2}
fileevent $f readable {}
set x [list [testfevent cmd "fileevent $f readable"] \
[fileevent $f readable]]
testfevent delete
close $f
set x
} {{script 1} {}}
}
# The above curly closes the test for presence of the "testfevent" command.
test io-26.1 {testing readability conditions} {
set f [open bar w]
puts $f abcdefg
puts $f abcdefg
puts $f abcdefg
puts $f abcdefg
puts $f abcdefg
close $f
set f [open bar r]
fileevent $f readable [list consume $f]
proc consume {f} {
global x l
lappend l called
if {[eof $f]} {
close $f
set x done
} else {
gets $f
}
}
set l ""
set x not_done
vwait x
list $x $l
} {done {called called called called called called called}}
test io-26.2 {testing readability conditions} {nonBlockFiles} {
set f [open bar w]
puts $f abcdefg
puts $f abcdefg
puts $f abcdefg
puts $f abcdefg
puts $f abcdefg
close $f
set f [open bar r]
fileevent $f readable [list consume $f]
fconfigure $f -blocking off
proc consume {f} {
global x l
lappend l called
if {[eof $f]} {
close $f
set x done
} else {
gets $f
}
}
set l ""
set x not_done
vwait x
list $x $l
} {done {called called called called called called called}}
test io-26.3 {testing readability conditions} {unixOnly nonBlockFiles} {
set f [open bar w]
puts $f abcdefg
puts $f abcdefg
puts $f abcdefg
puts $f abcdefg
puts $f abcdefg
close $f
set f [open my_script w]
puts $f {
proc copy_slowly {f} {
while {![eof $f]} {
puts [gets $f]
after 200
}
close $f
}
}
close $f
set f [open |$tcltest r+]
fileevent $f readable [list consume $f]
fconfigure $f -buffering line
fconfigure $f -blocking off
proc consume {f} {
global x l
if {[eof $f]} {
set x done
} else {
gets $f
lappend l [fblocked $f]
gets $f
lappend l [fblocked $f]
}
}
set l ""
set x not_done
puts $f {source my_script}
puts $f {set f [open bar r]}
puts $f {copy_slowly $f}
puts $f {exit}
vwait x
close $f
list $x $l
} {done {0 1 0 1 0 1 0 1 0 1 0 1 0 0}}
test io-26.4 {lf write, testing readability, ^Z termination, auto read mode} {
removeFile test1
set f [open test1 w]
fconfigure $f -translation lf
set c [format "abc\ndef\n%c" 26]
puts -nonewline $f $c
close $f
proc consume {f} {
global c x l
if {[eof $f]} {
set x done
close $f
} else {
lappend l [gets $f]
incr c
}
}
set c 0
set l ""
set f [open test1 r]
fconfigure $f -translation auto -eofchar \x1a
fileevent $f readable [list consume $f]
vwait x
list $c $l
} {3 {abc def {}}}
test io-26.5 {lf write, testing readability, ^Z in middle, auto read mode} {
removeFile test1
set f [open test1 w]
fconfigure $f -translation lf
set c [format "abc\ndef\n%cfoo\nbar\n" 26]
puts -nonewline $f $c
close $f
proc consume {f} {
global c x l
if {[eof $f]} {
set x done
close $f
} else {
lappend l [gets $f]
incr c
}
}
set c 0
set l ""
set f [open test1 r]
fconfigure $f -eofchar \x1a -translation auto
fileevent $f readable [list consume $f]
vwait x
list $c $l
} {3 {abc def {}}}
test io-26.6 {cr write, testing readability, ^Z termination, auto read mode} {
removeFile test1
set f [open test1 w]
fconfigure $f -translation cr
set c [format "abc\ndef\n%c" 26]
puts -nonewline $f $c
close $f
proc consume {f} {
global c x l
if {[eof $f]} {
set x done
close $f
} else {
lappend l [gets $f]
incr c
}
}
set c 0
set l ""
set f [open test1 r]
fconfigure $f -translation auto -eofchar \x1a
fileevent $f readable [list consume $f]
vwait x
list $c $l
} {3 {abc def {}}}
test io-26.7 {cr write, testing readability, ^Z in middle, auto read mode} {
removeFile test1
set f [open test1 w]
fconfigure $f -translation cr
set c [format "abc\ndef\n%cfoo\nbar\n" 26]
puts -nonewline $f $c
close $f
proc consume {f} {
global c x l
if {[eof $f]} {
set x done
close $f
} else {
lappend l [gets $f]
incr c
}
}
set c 0
set l ""
set f [open test1 r]
fconfigure $f -eofchar \x1a -translation auto
fileevent $f readable [list consume $f]
vwait x
list $c $l
} {3 {abc def {}}}
test io-26.8 {crlf write, testing readability, ^Z termination, auto read mode} {
removeFile test1
set f [open test1 w]
fconfigure $f -translation crlf
set c [format "abc\ndef\n%c" 26]
puts -nonewline $f $c
close $f
proc consume {f} {
global c x l
if {[eof $f]} {
set x done
close $f
} else {
lappend l [gets $f]
incr c
}
}
set c 0
set l ""
set f [open test1 r]
fconfigure $f -translation auto -eofchar \x1a
fileevent $f readable [list consume $f]
vwait x
list $c $l
} {3 {abc def {}}}
test io-26.9 {crlf write, testing readability, ^Z in middle, auto read mode} {
removeFile test1
set f [open test1 w]
fconfigure $f -translation crlf
set c [format "abc\ndef\n%cfoo\nbar\n" 26]
puts -nonewline $f $c
close $f
proc consume {f} {
global c x l
if {[eof $f]} {
set x done
close $f
} else {
lappend l [gets $f]
incr c
}
}
set c 0
set l ""
set f [open test1 r]
fconfigure $f -eofchar \x1a -translation auto
fileevent $f readable [list consume $f]
vwait x
list $c $l
} {3 {abc def {}}}
test io-26.10 {lf write, testing readability, ^Z in middle, lf read mode} {
removeFile test1
set f [open test1 w]
fconfigure $f -translation lf
set c [format "abc\ndef\n%cfoo\nbar\n" 26]
puts -nonewline $f $c
close $f
proc consume {f} {
global c x l
if {[eof $f]} {
set x done
close $f
} else {
lappend l [gets $f]
incr c
}
}
set c 0
set l ""
set f [open test1 r]
fconfigure $f -eofchar \x1a -translation lf
fileevent $f readable [list consume $f]
vwait x
list $c $l
} {3 {abc def {}}}
test io-26.11 {lf write, testing readability, ^Z termination, lf read mode} {
removeFile test1
set f [open test1 w]
fconfigure $f -translation lf
set c [format "abc\ndef\n%c" 26]
puts -nonewline $f $c
close $f
proc consume {f} {
global c x l
if {[eof $f]} {
set x done
close $f
} else {
lappend l [gets $f]
incr c
}
}
set c 0
set l ""
set f [open test1 r]
fconfigure $f -translation lf -eofchar \x1a
fileevent $f readable [list consume $f]
vwait x
list $c $l
} {3 {abc def {}}}
test io-26.12 {cr write, testing readability, ^Z in middle, cr read mode} {
removeFile test1
set f [open test1 w]
fconfigure $f -translation cr
set c [format "abc\ndef\n%cfoo\nbar\n" 26]
puts -nonewline $f $c
close $f
proc consume {f} {
global c x l
if {[eof $f]} {
set x done
close $f
} else {
lappend l [gets $f]
incr c
}
}
set c 0
set l ""
set f [open test1 r]
fconfigure $f -eofchar \x1a -translation cr
fileevent $f readable [list consume $f]
vwait x
list $c $l
} {3 {abc def {}}}
test io-26.13 {cr write, testing readability, ^Z termination, cr read mode} {
removeFile test1
set f [open test1 w]
fconfigure $f -translation cr
set c [format "abc\ndef\n%c" 26]
puts -nonewline $f $c
close $f
proc consume {f} {
global c x l
if {[eof $f]} {
set x done
close $f
} else {
lappend l [gets $f]
incr c
}
}
set c 0
set l ""
set f [open test1 r]
fconfigure $f -translation cr -eofchar \x1a
fileevent $f readable [list consume $f]
vwait x
list $c $l
} {3 {abc def {}}}
test io-26.14 {crlf write, testing readability, ^Z in middle, crlf read mode} {
removeFile test1
set f [open test1 w]
fconfigure $f -translation crlf
set c [format "abc\ndef\n%cfoo\nbar\n" 26]
puts -nonewline $f $c
close $f
proc consume {f} {
global c x l
if {[eof $f]} {
set x done
close $f
} else {
lappend l [gets $f]
incr c
}
}
set c 0
set l ""
set f [open test1 r]
fconfigure $f -eofchar \x1a -translation crlf
fileevent $f readable [list consume $f]
vwait x
list $c $l
} {3 {abc def {}}}
test io-26.15 {crlf write, testing readability, ^Z termi, crlf read mode} {
removeFile test1
set f [open test1 w]
fconfigure $f -translation crlf
set c [format "abc\ndef\n%c" 26]
puts -nonewline $f $c
close $f
proc consume {f} {
global c x l
if {[eof $f]} {
set x done
close $f
} else {
lappend l [gets $f]
incr c
}
}
set c 0
set l ""
set f [open test1 r]
fconfigure $f -translation crlf -eofchar \x1a
fileevent $f readable [list consume $f]
vwait x
list $c $l
} {3 {abc def {}}}
test io-27.1 {testing handler deletion} {
removeFile test1
set f [open test1 w]
close $f
set f [open test1 r]
testchannelevent $f add readable [list delhandler $f]
proc delhandler {f} {
global z
set z called
testchannelevent $f delete 0
}
set z not_called
update
close $f
set z
} called
test io-27.2 {testing handler deletion with multiple handlers} {
removeFile test1
set f [open test1 w]
close $f
set f [open test1 r]
testchannelevent $f add readable [list delhandler $f 1]
testchannelevent $f add readable [list delhandler $f 0]
proc delhandler {f i} {
global z
lappend z "called delhandler $f $i"
testchannelevent $f delete 0
}
set z ""
update
close $f
string compare [string tolower $z] \
[list [list called delhandler $f 0] [list called delhandler $f 1]]
} 0
test io-27.3 {testing handler deletion with multiple handlers} {
removeFile test1
set f [open test1 w]
close $f
set f [open test1 r]
testchannelevent $f add readable [list notcalled $f 1]
testchannelevent $f add readable [list delhandler $f 0]
set z ""
proc notcalled {f i} {
global z
lappend z "notcalled was called!! $f $i"
}
proc delhandler {f i} {
global z
testchannelevent $f delete 1
lappend z "delhandler $f $i called"
testchannelevent $f delete 0
lappend z "delhandler $f $i deleted myself"
}
set z ""
update
close $f
string compare [string tolower $z] \
[list [list delhandler $f 0 called] \
[list delhandler $f 0 deleted myself]]
} 0
test io-27.4 {testing handler deletion vs reentrant calls} {
removeFile test1
set f [open test1 w]
close $f
set f [open test1 r]
testchannelevent $f add readable [list delrecursive $f]
proc delrecursive {f} {
global z u
if {"$u" == "recursive"} {
testchannelevent $f delete 0
lappend z "delrecursive deleting recursive"
} else {
lappend z "delrecursive calling recursive"
set u recursive
update
}
}
set u toplevel
set z ""
update
close $f
string compare [string tolower $z] \
{{delrecursive calling recursive} {delrecursive deleting recursive}}
} 0
test io-27.5 {testing handler deletion vs reentrant calls} {
removeFile test1
set f [open test1 w]
close $f
set f [open test1 r]
testchannelevent $f add readable [list notcalled $f]
testchannelevent $f add readable [list del $f]
proc notcalled {f} {
global z
lappend z "notcalled was called!! $f"
}
proc del {f} {
global z u
if {"$u" == "recursive"} {
testchannelevent $f delete 1
testchannelevent $f delete 0
lappend z "del deleted notcalled"
lappend z "del deleted myself"
} else {
set u recursive
lappend z "del calling recursive"
update
lappend z "del after update"
}
}
set z ""
set u toplevel
update
close $f
string compare [string tolower $z] \
[list {del calling recursive} {del deleted notcalled} \
{del deleted myself} {del after update}]
} 0
test io-27.6 {testing handler deletion vs reentrant calls} {
removeFile test1
set f [open test1 w]
close $f
set f [open test1 r]
testchannelevent $f add readable [list second $f]
testchannelevent $f add readable [list first $f]
proc first {f} {
global u z
if {"$u" == "toplevel"} {
lappend z "first called"
set u first
update
lappend z "first after update"
} else {
lappend z "first called not toplevel"
}
}
proc second {f} {
global u z
if {"$u" == "first"} {
lappend z "second called, first time"
set u second
testchannelevent $f delete 0
} elseif {"$u" == "second"} {
lappend z "second called, second time"
testchannelevent $f delete 0
} else {
lappend z "second called, cannot happen!"
testchannelevent $f removeall
}
}
set z ""
set u toplevel
update
close $f
string compare [string tolower $z] \
[list {first called} {first called not toplevel} \
{second called, first time} {second called, second time} \
{first after update}]
} 0
removeFile longfile
removeFile script
removeFile output
removeFile test1
removeFile pipe
removeFile my_script
removeFile foo
removeFile bar
removeFile test2
removeFile test3
set x ""
unset x