Tcl Source Code

package require Tcl 8.5-
package require tcltest 2.2
namespace import tcltest::*
configure {*}$argv -testdir [file dir [info script]]
if {[singleProcess]} {
    interp debug {} -frame 1
}

set testsdir [file dirname [file dirname [file normalize [info script]/...]]]
lappend auto_path $testsdir {*}[apply {{testsdir args} {
    lmap x $args {
	if {$x eq $testsdir} continue
	lindex $x
    }
}} $testsdir {*}$auto_path]

runAllTests
proc exit args {}

# 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.

# There is no point in running Valgrind on cases where [exec] forks but then
# fails and the child process doesn't go through full cleanup.

package require tcltest 2
namespace import -force ::tcltest::*

package require tcltests

# All tests require the "exec" command.
# Skip them if exec is not defined.
testConstraint exec [llength [info commands exec]]
unset -nocomplain path

# Utilities that are like bourne shell stalwarts, but cross-platform.

# 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 notValgrind} {
    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 notValgrind} {
    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} -constraints {exec stdio} -body {
    exec [interpreter] $path(sleep) 1 | [interpreter] $path(exit) 43 | [interpreter] $path(sleep) 1
} -returnCodes error -result {child process exited abnormally}
test exec-9.4 {commands returning errors} -constraints {exec stdio} -body {
    exec [interpreter] $path(exit) 43 | [interpreter] $path(echo) "foo bar"
} -returnCodes error -result {foo bar
child process exited abnormally}
test exec-9.5 {commands returning errors} -constraints {exec stdio notValgrind} -body {
    exec gorp456 | [interpreter] echo a b c
} -returnCodes error -result {couldn't execute "gorp456": no such file or directory}
test exec-9.6 {commands returning errors} -constraints {exec} -body {
    exec [interpreter] $path(sh) -c "\"$path(echo)\" error msg 1>&2"
} -returnCodes error -result {error msg}
test exec-9.7 {commands returning errors} -constraints {exec stdio nonPortable} -body {
    # This test can fail easily on multiprocessor machines

} -returnCodes error -result "channel \"$f\" wasn't opened for reading"
close $f
set f [open $path(gorp.file) r]
test exec-10.19 {errors in exec invocation} -constraints {exec} -body {
    exec cat >@ $f
} -returnCodes error -result "channel \"$f\" wasn't opened for writing"
close $f
test exec-10.20 {errors in exec invocation} -constraints {exec notValgrind} -body {
    exec ~non_existent_user/foo/bar
} -returnCodes error -result {user "non_existent_user" doesn't exist}
test exec-10.21 {errors in exec invocation} -constraints {exec notValgrind} -body {
    exec [interpreter] true | ~xyzzy_bad_user/x | false
} -returnCodes error -result {user "xyzzy_bad_user" doesn't exist}
test exec-10.22 {errors in exec invocation} -constraints {exec notValgrind} -body {
    exec echo test > ~non_existent_user/foo/bar
} -returnCodes error -result {user "non_existent_user" doesn't exist}
# Commands in background.

test exec-11.1 {commands in background} {exec} {
    set time [time {exec [interpreter] $path(sleep) 2 &}]
    expr {[lindex $time 0] < 1000000}

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 notValgrind} {
    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} -setup {
    set tmp [makeFile {exit 0x00000101} tmpfile.exec-13.4]
} -constraints {win} -body {

} "foo\n"
test exec-14.2 {-keepnewline switch} -constraints {exec} -body {
    exec -keepnewline
} -returnCodes error -result {wrong # args: should be "exec ?-option ...? arg ?arg ...?"}
test exec-14.3 {unknown switch} -constraints {exec} -body {
    exec -gorp
} -returnCodes error -result {bad option "-gorp": must be -ignorestderr, -keepnewline, or --}
test exec-14.4 {-- switch} -constraints {exec notValgrind} -body {
    exec -- -gorp
} -returnCodes error -result {couldn't execute "-gorp": no such file or directory}
test exec-14.5 {-ignorestderr switch} {exec} {
    # Alas, the use of -ignorestderr is buried here :-(
    exec [interpreter] $path(sh2) -c [list $path(echo2) foo bar] 2>@1
} "foo bar\nbar"

} -constraints {exec tempNotWin} -cleanup {
    removeFile $path(fooblah)
} -result contents

# Note that this test cannot be adapted to work on Windows; that platform has
# no kernel support for an analog of O_APPEND. OTOH, that means we can assume
# that there is a POSIX shell...
test exec-19.1 {exec >> uses O_APPEND} -constraints {exec unix notValgrind} -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 4 5 6; do sleep 1; echo $a >&2; done} 2>>$tmpfile &
    exec /bin/sh -c \
	    {for a in a b c; do sleep 1; echo $a; done} >>$tmpfile &
    exec /bin/sh -c \
	    {for a in d e f; do sleep 1; echo $a >&2; done} 2>>$tmpfile &
    # The above four shell invocations 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 {

# channel operation does not hang.  There's no way to test this without actually
# exiting a thread in mid-operation, and that action is unavoidably leaky (which
# is why [thread::exit] is advised against).
#
# Use constraints to skip this test while valgrinding so this expected leak
# doesn't prevent a finding of "leak-free".
#

test iocmd.tf-32.1 {origin thread of moved channel destroyed during access} -match glob -body {

    #puts <<$tcltest::mainThread>>main
    set tida [thread::create -preserved];#puts <<$tida>>
    thread::send $tida {load {} Tcltest}
    set tidb [thread::create -preserved];#puts <<$tidb>>
    thread::send $tidb {load {} Tcltest}

#! /usr/bin/env tclsh

package ifneeded tcltests 0.1 {
	source [file dirname [file dirname [file normalize [info script]/...]]]/tcltests.tcl
	package provide tcltests 0.1
}