exec.test
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- # Commands covered: exec
- #
- # 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) 1994-1997 Sun Microsystems, Inc.
- # Copyright (c) 1998-1999 by Scriptics Corporation.
- #
- # See the file "license.terms" for information on usage and redistribution
- # of this file, and for a DISCLAIMER OF ALL WARRANTIES.
- #
- # RCS: @(#) $Id: exec.test,v 1.16.2.7 2006/01/16 19:31:19 rmax Exp $
- package require tcltest 2
- namespace import -force ::tcltest::*
- # All tests require the "exec" command.
- # Skip them if exec is not defined.
- testConstraint exec [llength [info commands exec]]
- unset -nocomplain path
- set path(echo) [makeFile {
- puts -nonewline [lindex $argv 0]
- foreach str [lrange $argv 1 end] {
- puts -nonewline " $str"
- }
- puts {}
- exit
- } echo]
- set path(cat) [makeFile {
- if {$argv == {}} {
- set argv -
- }
- foreach name $argv {
- if {$name == "-"} {
- set f stdin
- } elseif {[catch {open $name r} f] != 0} {
- puts stderr $f
- continue
- }
- while {[eof $f] == 0} {
- puts -nonewline [read $f]
- }
- if {$f != "stdin"} {
- close $f
- }
- }
- exit
- } cat]
- set path(wc) [makeFile {
- set data [read stdin]
- set lines [regsub -all "n" $data {} dummy]
- set words [regsub -all "[^ tn]+" $data {} dummy]
- set chars [string length $data]
- puts [format "%8.d%8.d%8.d" $lines $words $chars]
- exit
- } wc]
- set path(sh) [makeFile {
- if {[lindex $argv 0] != "-c"} {
- error "sh: unexpected arguments $argv"
- }
- set cmd [lindex $argv 1]
- lappend cmd ";"
- set newcmd {}
-
- foreach arg $cmd {
- if {$arg == ";"} {
- eval exec >@stdout 2>@stderr [list [info nameofexecutable]] $newcmd
- set newcmd {}
- continue
- }
- if {$arg == "1>&2"} {
- set arg >@stderr
- }
- lappend newcmd $arg
- }
- exit
- } sh]
- set path(sleep) [makeFile {
- after [expr $argv*1000]
- exit
- } sleep]
- set path(exit) [makeFile {
- exit $argv
- } exit]
- # Basic operations.
- test exec-1.1 {basic exec operation} {exec} {
- exec [interpreter] $path(echo) a b c
- } "a b c"
- test exec-1.2 {pipelining} {exec stdio} {
- exec [interpreter] $path(echo) a b c d | [interpreter] $path(cat) | [interpreter] $path(cat)
- } "a b c d"
- test exec-1.3 {pipelining} {exec stdio} {
- set a [exec [interpreter] $path(echo) a b c d | [interpreter] $path(cat) | [interpreter] $path(wc)]
- list [scan $a "%d %d %d" b c d] $b $c
- } {3 1 4}
- set arg {12345678901234567890123456789012345678901234567890}
- set arg "$arg$arg$arg$arg$arg$arg"
- test exec-1.4 {long command lines} {exec} {
- exec [interpreter] $path(echo) $arg
- } $arg
- set arg {}
- # I/O redirection: input from Tcl command.
- test exec-2.1 {redirecting input from immediate source} {exec stdio} {
- exec [interpreter] $path(cat) << "Sample text"
- } {Sample text}
- test exec-2.2 {redirecting input from immediate source} {exec stdio} {
- exec << "Sample text" [interpreter] $path(cat) | [interpreter] $path(cat)
- } {Sample text}
- test exec-2.3 {redirecting input from immediate source} {exec stdio} {
- exec [interpreter] $path(cat) << "Sample text" | [interpreter] $path(cat)
- } {Sample text}
- test exec-2.4 {redirecting input from immediate source} {exec stdio} {
- exec [interpreter] $path(cat) | [interpreter] $path(cat) << "Sample text"
- } {Sample text}
- test exec-2.5 {redirecting input from immediate source} {exec} {
- exec [interpreter] $path(cat) "<<Joined to arrows"
- } {Joined to arrows}
- test exec-2.6 {redirecting input from immediate source, with UTF} {exec} {
- # If this fails, it may give back:
- # "uC3uA9uC3uA0uC3uBCuC3uB1"
- # If it does, this means that the UTF -> external conversion did not
- # occur before writing out the temp file.
- exec [interpreter] $path(cat) << "uE9uE0uFCuF1"
- } "uE9uE0uFCuF1"
- # I/O redirection: output to file.
- set path(gorp.file) [makeFile {} gorp.file]
- file delete $path(gorp.file)
- test exec-3.1 {redirecting output to file} {exec} {
- exec [interpreter] $path(echo) "Some simple words" > $path(gorp.file)
- exec [interpreter] $path(cat) $path(gorp.file)
- } "Some simple words"
- test exec-3.2 {redirecting output to file} {exec stdio} {
- exec [interpreter] $path(echo) "More simple words" | >$path(gorp.file) [interpreter] $path(cat) | [interpreter] $path(cat)
- exec [interpreter] $path(cat) $path(gorp.file)
- } "More simple words"
- test exec-3.3 {redirecting output to file} {exec stdio} {
- exec > $path(gorp.file) [interpreter] $path(echo) "Different simple words" | [interpreter] $path(cat) | [interpreter] $path(cat)
- exec [interpreter] $path(cat) $path(gorp.file)
- } "Different simple words"
- test exec-3.4 {redirecting output to file} {exec} {
- exec [interpreter] $path(echo) "Some simple words" >$path(gorp.file)
- exec [interpreter] $path(cat) $path(gorp.file)
- } "Some simple words"
- test exec-3.5 {redirecting output to file} {exec} {
- exec [interpreter] $path(echo) "First line" >$path(gorp.file)
- exec [interpreter] $path(echo) "Second line" >> $path(gorp.file)
- exec [interpreter] $path(cat) $path(gorp.file)
- } "First linenSecond line"
- test exec-3.6 {redirecting output to file} {exec} {
- exec [interpreter] $path(echo) "First line" >$path(gorp.file)
- exec [interpreter] $path(echo) "Second line" >>$path(gorp.file)
- exec [interpreter] $path(cat) $path(gorp.file)
- } "First linenSecond line"
- test exec-3.7 {redirecting output to file} {exec} {
- set f [open $path(gorp.file) w]
- puts $f "Line 1"
- flush $f
- exec [interpreter] $path(echo) "More text" >@ $f
- exec [interpreter] $path(echo) >@$f "Even more"
- puts $f "Line 3"
- close $f
- exec [interpreter] $path(cat) $path(gorp.file)
- } "Line 1nMore textnEven morenLine 3"
- # I/O redirection: output and stderr to file.
- file delete $path(gorp.file)
- test exec-4.1 {redirecting output and stderr to file} {exec} {
- exec [interpreter] "$path(echo)" "test output" >& $path(gorp.file)
- exec [interpreter] "$path(cat)" "$path(gorp.file)"
- } "test output"
- test exec-4.2 {redirecting output and stderr to file} {exec} {
- list [exec [interpreter] "$path(sh)" -c ""$path(echo)" foo bar 1>&2" >&$path(gorp.file)]
- [exec [interpreter] "$path(cat)" "$path(gorp.file)"]
- } {{} {foo bar}}
- test exec-4.3 {redirecting output and stderr to file} {exec} {
- exec [interpreter] $path(echo) "first line" > $path(gorp.file)
- list [exec [interpreter] "$path(sh)" -c ""$path(echo)" foo bar 1>&2" >>&$path(gorp.file)]
- [exec [interpreter] "$path(cat)" "$path(gorp.file)"]
- } "{} {first linenfoo bar}"
- test exec-4.4 {redirecting output and stderr to file} {exec} {
- set f [open "$path(gorp.file)" w]
- puts $f "Line 1"
- flush $f
- exec [interpreter] "$path(echo)" "More text" >&@ $f
- exec [interpreter] "$path(echo)" >&@$f "Even more"
- puts $f "Line 3"
- close $f
- exec [interpreter] "$path(cat)" "$path(gorp.file)"
- } "Line 1nMore textnEven morenLine 3"
- test exec-4.5 {redirecting output and stderr to file} {exec} {
- set f [open "$path(gorp.file)" w]
- puts $f "Line 1"
- flush $f
- exec >&@ $f [interpreter] "$path(sh)" -c ""$path(echo)" foo bar 1>&2"
- exec >&@$f [interpreter] "$path(sh)" -c ""$path(echo)" xyzzy 1>&2"
- puts $f "Line 3"
- close $f
- exec [interpreter] "$path(cat)" "$path(gorp.file)"
- } "Line 1nfoo barnxyzzynLine 3"
- # I/O redirection: input from file.
- if { [set ::tcltest::testConstraints(exec)] } {
- exec [interpreter] $path(echo) "Just a few thoughts" > $path(gorp.file)
- }
- test exec-5.1 {redirecting input from file} {exec} {
- exec [interpreter] $path(cat) < $path(gorp.file)
- } {Just a few thoughts}
- test exec-5.2 {redirecting input from file} {exec stdio} {
- exec [interpreter] $path(cat) | [interpreter] $path(cat) < $path(gorp.file)
- } {Just a few thoughts}
- test exec-5.3 {redirecting input from file} {exec stdio} {
- exec [interpreter] $path(cat) < $path(gorp.file) | [interpreter] $path(cat)
- } {Just a few thoughts}
- test exec-5.4 {redirecting input from file} {exec stdio} {
- exec < $path(gorp.file) [interpreter] $path(cat) | [interpreter] $path(cat)
- } {Just a few thoughts}
- test exec-5.5 {redirecting input from file} {exec} {
- exec [interpreter] $path(cat) <$path(gorp.file)
- } {Just a few thoughts}
- test exec-5.6 {redirecting input from file} {exec} {
- set f [open $path(gorp.file) r]
- set result [exec [interpreter] $path(cat) <@ $f]
- close $f
- set result
- } {Just a few thoughts}
- test exec-5.7 {redirecting input from file} {exec} {
- set f [open $path(gorp.file) r]
- set result [exec <@$f [interpreter] $path(cat)]
- close $f
- set result
- } {Just a few thoughts}
- # I/O redirection: standard error through a pipeline.
- test exec-6.1 {redirecting stderr through a pipeline} {exec stdio} {
- exec [interpreter] "$path(sh)" -c ""$path(echo)" foo bar" |& [interpreter] "$path(cat)"
- } "foo bar"
- test exec-6.2 {redirecting stderr through a pipeline} {exec stdio} {
- exec [interpreter] "$path(sh)" -c ""$path(echo)" foo bar 1>&2" |& [interpreter] "$path(cat)"
- } "foo bar"
- test exec-6.3 {redirecting stderr through a pipeline} {exec stdio} {
- exec [interpreter] "$path(sh)" -c ""$path(echo)" foo bar 1>&2"
- |& [interpreter] "$path(sh)" -c ""$path(echo)" second msg 1>&2 ; "$path(cat)"" |& [interpreter] "$path(cat)"
- } "second msgnfoo bar"
- # I/O redirection: combinations.
- set path(gorp.file2) [makeFile {} gorp.file2]
- file delete $path(gorp.file2)
- test exec-7.1 {multiple I/O redirections} {exec} {
- exec << "command input" > $path(gorp.file2) [interpreter] $path(cat) < $path(gorp.file)
- exec [interpreter] $path(cat) $path(gorp.file2)
- } {Just a few thoughts}
- test exec-7.2 {multiple I/O redirections} {exec} {
- exec < $path(gorp.file) << "command input" [interpreter] $path(cat)
- } {command input}
- # Long input to command and output from command.
- set a "0123456789 xxxxxxxxx abcdefghi ABCDEFGHIJKn"
- set a [concat $a $a $a $a]
- set a [concat $a $a $a $a]
- set a [concat $a $a $a $a]
- set a [concat $a $a $a $a]
- test exec-8.1 {long input and output} {exec} {
- exec [interpreter] $path(cat) << $a
- } $a
- # More than 20 arguments to exec.
- test exec-8.2 {long input and output} {exec} {
- exec [interpreter] $path(echo) 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23
- } {1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23}
- # Commands that return errors.
- test exec-9.1 {commands returning errors} {exec} {
- set x [catch {exec gorp456} msg]
- list $x [string tolower $msg] [string tolower $errorCode]
- } {1 {couldn't execute "gorp456": no such file or directory} {posix enoent {no such file or directory}}}
- test exec-9.2 {commands returning errors} {exec} {
- string tolower [list [catch {exec [interpreter] echo foo | foo123} msg] $msg $errorCode]
- } {1 {couldn't execute "foo123": no such file or directory} {posix enoent {no such file or directory}}}
- test exec-9.3 {commands returning errors} {exec stdio} {
- list [catch {exec [interpreter] $path(sleep) 1 | [interpreter] $path(exit) 43 | [interpreter] $path(sleep) 1} msg] $msg
- } {1 {child process exited abnormally}}
- test exec-9.4 {commands returning errors} {exec stdio} {
- list [catch {exec [interpreter] $path(exit) 43 | [interpreter] $path(echo) "foo bar"} msg] $msg
- } {1 {foo bar
- child process exited abnormally}}
- test exec-9.5 {commands returning errors} {exec stdio} {
- list [catch {exec gorp456 | [interpreter] echo a b c} msg] [string tolower $msg]
- } {1 {couldn't execute "gorp456": no such file or directory}}
- test exec-9.6 {commands returning errors} {exec} {
- list [catch {exec [interpreter] "$path(sh)" -c ""$path(echo)" error msg 1>&2"} msg] $msg
- } {1 {error msg}}
- test exec-9.7 {commands returning errors} {exec stdio} {
- list [catch {exec [interpreter] "$path(sh)" -c ""$path(echo)" error msg 1>&2"
- | [interpreter] "$path(sh)" -c ""$path(echo)" error msg 1>&2"} msg] $msg
- } {1 {error msg
- error msg}}
- set path(err) [makeFile {} err]
- test exec-9.8 {commands returning errors} {exec} {
- set f [open $path(err) w]
- puts $f {
- puts stdout out
- puts stderr err
- }
- close $f
- list [catch {exec [interpreter] $path(err)} msg] $msg
- } {1 {out
- err}}
- # Errors in executing the Tcl command, as opposed to errors in the
- # processes that are invoked.
- test exec-10.1 {errors in exec invocation} {exec} {
- list [catch {exec} msg] $msg
- } {1 {wrong # args: should be "exec ?switches? arg ?arg ...?"}}
- test exec-10.2 {errors in exec invocation} {exec} {
- list [catch {exec | cat} msg] $msg
- } {1 {illegal use of | or |& in command}}
- test exec-10.3 {errors in exec invocation} {exec} {
- list [catch {exec cat |} msg] $msg
- } {1 {illegal use of | or |& in command}}
- test exec-10.4 {errors in exec invocation} {exec} {
- list [catch {exec cat | | cat} msg] $msg
- } {1 {illegal use of | or |& in command}}
- test exec-10.5 {errors in exec invocation} {exec} {
- list [catch {exec cat | |& cat} msg] $msg
- } {1 {illegal use of | or |& in command}}
- test exec-10.6 {errors in exec invocation} {exec} {
- list [catch {exec cat |&} msg] $msg
- } {1 {illegal use of | or |& in command}}
- test exec-10.7 {errors in exec invocation} {exec} {
- list [catch {exec cat <} msg] $msg
- } {1 {can't specify "<" as last word in command}}
- test exec-10.8 {errors in exec invocation} {exec} {
- list [catch {exec cat >} msg] $msg
- } {1 {can't specify ">" as last word in command}}
- test exec-10.9 {errors in exec invocation} {exec} {
- list [catch {exec cat <<} msg] $msg
- } {1 {can't specify "<<" as last word in command}}
- test exec-10.10 {errors in exec invocation} {exec} {
- list [catch {exec cat >>} msg] $msg
- } {1 {can't specify ">>" as last word in command}}
- test exec-10.11 {errors in exec invocation} {exec} {
- list [catch {exec cat >&} msg] $msg
- } {1 {can't specify ">&" as last word in command}}
- test exec-10.12 {errors in exec invocation} {exec} {
- list [catch {exec cat >>&} msg] $msg
- } {1 {can't specify ">>&" as last word in command}}
- test exec-10.13 {errors in exec invocation} {exec} {
- list [catch {exec cat >@} msg] $msg
- } {1 {can't specify ">@" as last word in command}}
- test exec-10.14 {errors in exec invocation} {exec} {
- list [catch {exec cat <@} msg] $msg
- } {1 {can't specify "<@" as last word in command}}
- test exec-10.15 {errors in exec invocation} {exec} {
- list [catch {exec cat < a/b/c} msg] [string tolower $msg]
- } {1 {couldn't read file "a/b/c": no such file or directory}}
- test exec-10.16 {errors in exec invocation} {exec} {
- list [catch {exec cat << foo > a/b/c} msg] [string tolower $msg]
- } {1 {couldn't write file "a/b/c": no such file or directory}}
- test exec-10.17 {errors in exec invocation} {exec} {
- list [catch {exec cat << foo > a/b/c} msg] [string tolower $msg]
- } {1 {couldn't write file "a/b/c": no such file or directory}}
- set f [open $path(gorp.file) w]
- test exec-10.18 {errors in exec invocation} {exec} {
- list [catch {exec cat <@ $f} msg] $msg
- } "1 {channel "$f" wasn't opened for reading}"
- close $f
- set f [open $path(gorp.file) r]
- test exec-10.19 {errors in exec invocation} {exec} {
- list [catch {exec cat >@ $f} msg] $msg
- } "1 {channel "$f" wasn't opened for writing}"
- close $f
- test exec-10.20 {errors in exec invocation} {exec} {
- list [catch {exec ~non_existent_user/foo/bar} msg] $msg
- } {1 {user "non_existent_user" doesn't exist}}
- test exec-10.21 {errors in exec invocation} {exec} {
- list [catch {exec [interpreter] true | ~xyzzy_bad_user/x | false} msg] $msg
- } {1 {user "xyzzy_bad_user" doesn't exist}}
- test exec-10.22 {errors in exec invocation}
- -constraints exec
- -returnCodes 1
- -body {exec echo test > ~non_existent_user/foo/bar}
- -result {user "non_existent_user" doesn't exist}
- # Commands in background.
- test exec-11.1 {commands in background} {exec} {
- set x [lindex [time {exec [interpreter] $path(sleep) 2 &}] 0]
- expr $x<1000000
- } 1
- test exec-11.2 {commands in background} {exec} {
- list [catch {exec [interpreter] $path(echo) a &b} msg] $msg
- } {0 {a &b}}
- test exec-11.3 {commands in background} {exec} {
- llength [exec [interpreter] $path(sleep) 1 &]
- } 1
- test exec-11.4 {commands in background} {exec stdio} {
- llength [exec [interpreter] $path(sleep) 1 | [interpreter] $path(sleep) 1 | [interpreter] $path(sleep) 1 &]
- } 3
- test exec-11.5 {commands in background} {exec} {
- set f [open $path(gorp.file) w]
- puts $f [list catch [list exec [info nameofexecutable] $path(echo) foo &]]
- close $f
- string compare "foo" [exec [interpreter] $path(gorp.file)]
- } 0
- # Make sure that background commands are properly reaped when
- # they eventually die.
- if { [set ::tcltest::testConstraints(exec)] } {
- exec [interpreter] $path(sleep) 3
- }
- test exec-12.1 {reaping background processes}
- {exec unixOnly nonPortable} {
- for {set i 0} {$i < 20} {incr i} {
- exec echo foo > /dev/null &
- }
- exec sleep 1
- catch {exec ps | fgrep "echo foo" | fgrep -v fgrep | wc} msg
- lindex $msg 0
- } 0
- test exec-12.2 {reaping background processes}
- {exec unixOnly nonPortable} {
- exec sleep 2 | sleep 2 | sleep 2 &
- catch {exec ps | fgrep -i "sleep" | fgrep -i -v fgrep | wc} msg
- set x [lindex $msg 0]
- exec sleep 3
- catch {exec ps | fgrep -i "sleep" | fgrep -i -v fgrep | wc} msg
- list $x [lindex $msg 0]
- } {3 0}
- test exec-12.3 {reaping background processes}
- {exec unixOnly nonPortable} {
- exec sleep 1000 &
- exec sleep 1000 &
- set x [exec ps | fgrep "sleep" | fgrep -v fgrep]
- set pids {}
- foreach i [split $x n] {
- lappend pids [lindex $i 0]
- }
- foreach i $pids {
- catch {exec kill -STOP $i}
- }
- catch {exec ps | fgrep "sleep" | fgrep -v fgrep | wc} msg
- set x [lindex $msg 0]
- foreach i $pids {
- catch {exec kill -KILL $i}
- }
- catch {exec ps | fgrep "sleep" | fgrep -v fgrep | wc} msg
- list $x [lindex $msg 0]
- } {2 0}
- # Make sure "errorCode" is set correctly.
- test exec-13.1 {setting errorCode variable} {exec} {
- list [catch {exec [interpreter] $path(cat) < a/b/c} msg] [string tolower $errorCode]
- } {1 {posix enoent {no such file or directory}}}
- test exec-13.2 {setting errorCode variable} {exec} {
- list [catch {exec [interpreter] $path(cat) > a/b/c} msg] [string tolower $errorCode]
- } {1 {posix enoent {no such file or directory}}}
- test exec-13.3 {setting errorCode variable} {exec} {
- set x [catch {exec _weird_cmd_} msg]
- list $x [string tolower $msg] [lindex $errorCode 0]
- [string tolower [lrange $errorCode 2 end]]
- } {1 {couldn't execute "_weird_cmd_": no such file or directory} POSIX {{no such file or directory}}}
- test exec-13.4 {extended exit result codes} {
- -constraints {win}
- -setup {
- set tmp [makeFile {exit 0x00000101} tmpfile.exec-13.4]
- }
- -body {
- list [catch {exec [interpreter] $tmp} err]
- [lreplace $::errorCode 1 1 {}]
- }
- -cleanup {
- removeFile $tmp
- }
- -result {1 {CHILDSTATUS {} 257}}
- }
- test exec-13.5 {extended exit result codes: max value} {
- -constraints {win}
- -setup {
- set tmp [makeFile {exit 0x3fffffff} tmpfile.exec-13.5]
- }
- -body {
- list [catch {exec [interpreter] $tmp} err]
- [lreplace $::errorCode 1 1 {}]
- }
- -cleanup {
- removeFile $tmp
- }
- -result {1 {CHILDSTATUS {} 1073741823}}
- }
- test exec-13.6 {extended exit result codes: signalled} {
- -constraints {win}
- -setup {
- set tmp [makeFile {exit 0xffffffff} tmpfile.exec-13.6]
- }
- -body {
- list [catch {exec [interpreter] $tmp} err]
- [lreplace $::errorCode 1 1 {}]
- }
- -cleanup {
- removeFile $tmp
- }
- -result {1 {CHILDKILLED {} SIGABRT SIGABRT}}
- }
- # Switches before the first argument
- test exec-14.1 {-keepnewline switch} {exec} {
- exec -keepnewline [interpreter] $path(echo) foo
- } "foon"
- test exec-14.2 {-keepnewline switch} {exec} {
- list [catch {exec -keepnewline} msg] $msg
- } {1 {wrong # args: should be "exec ?switches? arg ?arg ...?"}}
- test exec-14.3 {unknown switch} {exec} {
- list [catch {exec -gorp} msg] $msg
- } {1 {bad switch "-gorp": must be -keepnewline or --}}
- test exec-14.4 {-- switch} {exec} {
- list [catch {exec -- -gorp} msg] [string tolower $msg]
- } {1 {couldn't execute "-gorp": no such file or directory}}
- # Redirecting standard error separately from standard output
- test exec-15.1 {standard error redirection} {exec} {
- exec [interpreter] "$path(echo)" "First line" > "$path(gorp.file)"
- list [exec [interpreter] "$path(sh)" -c ""$path(echo)" foo bar 1>&2" 2> "$path(gorp.file)"]
- [exec [interpreter] "$path(cat)" "$path(gorp.file)"]
- } {{} {foo bar}}
- test exec-15.2 {standard error redirection} {exec stdio} {
- list [exec [interpreter] "$path(sh)" -c ""$path(echo)" foo bar 1>&2"
- | [interpreter] "$path(echo)" biz baz >$path(gorp.file) 2> "$path(gorp.file2)"]
- [exec [interpreter] "$path(cat)" "$path(gorp.file)"]
- [exec [interpreter] "$path(cat)" "$path(gorp.file2)"]
- } {{} {biz baz} {foo bar}}
- test exec-15.3 {standard error redirection} {exec stdio} {
- list [exec [interpreter] "$path(sh)" -c ""$path(echo)" foo bar 1>&2"
- | [interpreter] "$path(echo)" biz baz 2>$path(gorp.file) > "$path(gorp.file2)"]
- [exec [interpreter] "$path(cat)" "$path(gorp.file)"]
- [exec [interpreter] "$path(cat)" "$path(gorp.file2)"]
- } {{} {foo bar} {biz baz}}
- test exec-15.4 {standard error redirection} {exec} {
- set f [open "$path(gorp.file)" w]
- puts $f "Line 1"
- flush $f
- exec [interpreter] "$path(sh)" -c ""$path(echo)" foo bar 1>&2" 2>@ $f
- puts $f "Line 3"
- close $f
- exec [interpreter] "$path(cat)" "$path(gorp.file)"
- } {Line 1
- foo bar
- Line 3}
- test exec-15.5 {standard error redirection} {exec} {
- exec [interpreter] "$path(echo)" "First line" > "$path(gorp.file)"
- exec [interpreter] "$path(sh)" -c ""$path(echo)" foo bar 1>&2" 2>> "$path(gorp.file)"
- exec [interpreter] "$path(cat)" "$path(gorp.file)"
- } {First line
- foo bar}
- test exec-15.6 {standard error redirection} {exec stdio} {
- exec [interpreter] "$path(sh)" -c ""$path(echo)" foo bar 1>&2" > "$path(gorp.file2)" 2> "$path(gorp.file)"
- >& "$path(gorp.file)" 2> "$path(gorp.file2)" | [interpreter] "$path(echo)" biz baz
- list [exec [interpreter] "$path(cat)" "$path(gorp.file)"] [exec [interpreter] "$path(cat)" "$path(gorp.file2)"]
- } {{biz baz} {foo bar}}
- test exec-15.7 {standard error redirection 2>@1} {exec stdio} {
- # This redirects stderr output into normal result output from exec
- exec [interpreter] "$path(sh)" -c ""$path(echo)" foo bar 1>&2" 2>@1
- } {foo bar}
- test exec-16.1 {flush output before exec} {exec} {
- set f [open $path(gorp.file) w]
- puts $f "First line"
- exec [interpreter] $path(echo) "Second line" >@ $f
- puts $f "Third line"
- close $f
- exec [interpreter] $path(cat) $path(gorp.file)
- } {First line
- Second line
- Third line}
- test exec-16.2 {flush output before exec} {exec} {
- set f [open $path(gorp.file) w]
- puts $f "First line"
- exec [interpreter] << {puts stderr {Second line}} >&@ $f > $path(gorp.file2)
- puts $f "Third line"
- close $f
- exec [interpreter] $path(cat) $path(gorp.file)
- } {First line
- Second line
- Third line}
- set path(script) [makeFile {} script]
- test exec-17.1 { inheriting standard I/O } {exec} {
- set f [open $path(script) w]
- puts -nonewline $f {close stdout
- set f [}
- puts $f [list open $path(gorp.file) w]]
- puts $f [list catch
- [list exec [info nameofexecutable] $path(echo) foobar &]]
- puts $f [list exec [info nameofexecutable] $path(sleep) 2]
- puts $f {close $f}
- close $f
- catch {exec [interpreter] $path(script)} result
- set f [open $path(gorp.file) r]
- lappend result [read $f]
- close $f
- set result
- } {{foobar
- }}
- test exec-18.1 { exec cat deals with weird file names} {exec tempNotWin} {
- # This is cross-platform, but the cat isn't predictably correct on
- # Windows.
- set f "foo[{blah"
- set path(fooblah) [makeFile {} $f]
- set fout [open $path(fooblah) w]
- puts $fout "contents"
- close $fout
- set res [list [catch {exec cat $path(fooblah)} msg] $msg]
- removeFile $f
- set res
- } {0 contents}
- # Note that this test cannot be adapted to work on Windows; that platform has
- # no kernel support for an analog of O_APPEND.
- test exec-19.1 {exec >> uses O_APPEND} {
- -constraints {exec unix}
- -setup {
- set tmpfile [makeFile {0} tmpfile.exec-19.1]
- }
- -body {
- # Note that we have to allow for the current contents of the
- # temporary file, which is why the result is 14 and not 12
- exec /bin/sh -c
- {for a in 1 2 3; do sleep 1; echo $a; done} >>$tmpfile &
- exec /bin/sh -c
- {for a in a b c; do sleep 1; echo $a; done} >>$tmpfile &
- # The above two shell invokations take about 3 seconds to
- # finish, so allow 5s (in case the machine is busy)
- after 5000
- # Check that no bytes have got lost through mixups with
- # overlapping appends, which is only guaranteed to work when
- # we set O_APPEND on the file descriptor in the [exec >>...]
- file size $tmpfile
- }
- -cleanup {
- removeFile $tmpfile
- }
- -result 14
- }
- # cleanup
- foreach file {script gorp.file gorp.file2 echo cat wc sh sleep exit err} {
- removeFile $file
- }
- unset -nocomplain path
- ::tcltest::cleanupTests
- return