path: root/tests/winDde.test

# This file tests the tclWinDde.c file.
#
# 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) 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: winDde.test,v 1.15 2003/05/16 17:29:49 patthoyts Exp $

if {[lsearch [namespace children] ::tcltest] == -1} {
    package require tcltest
    namespace import -force ::tcltest::*
}

if {$tcl_platform(platform) == "windows"} {
    if [catch {
	set lib [lindex [glob -directory [file join [pwd] [file dirname \
		[info nameofexecutable]]] tcldde*.dll] 0]
	load $lib dde
    }] {
	puts "WARNING: Unable to find the dde package. Skipping dde tests."
	::tcltest::cleanupTests
	return
    }
}

# -------------------------------------------------------------------------
# Setup a script for a test server
#

set scriptName [makeFile {} script1.tcl]

proc createChildProcess { ddeServerName } {
    file delete -force $::scriptName

    set f [open $::scriptName w+]
    puts $f {
        # DDE child server -
        #
	if {[lsearch [namespace children] ::tcltest] == -1} {
	    package require tcltest
	    namespace import -force ::tcltest::*
	}
        # Load the dde package to test.
	if [catch {
	    set lib [lindex [glob -directory \
		    [file join [pwd] [file dirname [info nameofexecutable]]] \
		    tcldde*.dll] 0]
	    load $lib dde
	}] {
	    puts "Unable to find the dde package. Skipping dde tests."
	    ::tcltest::cleanupTests
	    return
	}
        
        # If an error occurs during the tests, this process may end up not
        # being closed down. To deal with this we create a 30s timeout.
        proc DoTimeout {} {
            global done
            puts stderr "winDde.test child process $ddeServerName timed out."
            set done 1
        }
        set timeout [after 30000 DoTimeout]
    }
    # set the dde server name to the supplied argument.
    puts $f [list dde servername $ddeServerName]
    puts $f {
        # run the server and handle final cleanup.
	puts ready
        flush stdout
	vwait done
	update
	exit
    }
    close $f
    
    # run the child server script.
    set f [open |[list [interpreter] $::scriptName] r]
    fconfigure $f -buffering line
    gets $f line
    return $f
}

# -------------------------------------------------------------------------

test winDde-1.1 {Settings the server's topic name} {pcOnly} {
    list [dde servername foobar] [dde servername] [dde servername self]
}  {foobar foobar self}

test winDde-2.1 {Checking for other services} {pcOnly} {
    expr [llength [dde services {} {}]] >= 0
} 1

test winDde-2.2 {Checking for existence, with service and topic specified} \
	{pcOnly} {
    llength [dde services TclEval self]
} 1

test winDde-2.3 {Checking for existence, with only the service specified} \
	{pcOnly} {
    expr [llength [dde services TclEval {}]] >= 1
} 1

test winDde-2.4 {Checking for existence, with only the topic specified} \
	{pcOnly} {
    expr [llength [dde services {} self]] >= 1
} 1

# -------------------------------------------------------------------------

test winDde-3.1 {DDE execute locally} {pcOnly} {
    set a ""
    dde execute TclEval self {set a "foo"}
    set a
} foo

test winDde-3.2 {DDE execute -async locally} {pcOnly} {
    set a ""
    dde execute -async TclEval self {set a "foo"}
    update
    set a
} foo

test winDde-3.3 {DDE request locally} {pcOnly} {
    set a ""
    dde execute TclEval self {set a "foo"}
    dde request TclEval self a
} foo

test winDde-3.4 {DDE eval locally} {pcOnly} {
    set a ""
    dde eval self set a "foo"
} foo

test winDde-3.5 {DDE request locally} {pcOnly} {
    set a ""
    dde execute TclEval self {set a "foo"}
    dde request -binary TclEval self a
} "foo\x00"

# -------------------------------------------------------------------------

test winDde-4.1 {DDE execute remotely} {stdio pcOnly} {
    set a ""
    set name child-4.1
    set child [createChildProcess $name]
    dde execute TclEval $name {set a "foo"}
    dde execute TclEval $name {set done 1}
    update
    set a
} ""

test winDde-4.2 {DDE execute async remotely} {stdio pcOnly} {
    set a ""
    set name child-4.2
    set child [createChildProcess $name]
    dde execute -async TclEval $name {set a "foo"}
    dde execute TclEval $name {set done 1}
    update
    set a
} ""

test winDde-4.3 {DDE request remotely} {stdio pcOnly} {
    set a ""
    set name chile-4.3
    set child [createChildProcess $name]
    dde execute TclEval $name {set a "foo"}
    set a [dde request TclEval $name a]
    dde execute TclEval $name {set done 1}
    update
    set a
} foo

test winDde-4.4 {DDE eval remotely} {stdio pcOnly} {
    set a ""
    set name child-4.4
    set child [createChildProcess $name]
    set a [dde eval $name set a "foo"]
    dde execute TclEval $name {set done 1}
    update
    set a
} foo

# -------------------------------------------------------------------------

test winDde-5.1 {check for bad arguments} {pcOnly} {
    catch {dde execute "" "" "" ""} result
    set result
} {wrong # args: should be "dde execute ?-async? serviceName topicName value"}

test winDde-5.2 {check for bad arguments} {pcOnly} {
    catch {dde execute "" "" ""} result
    set result
} {cannot execute null data}

test winDde-5.3 {check for bad arguments} {pcOnly} {
    catch {dde execute -foo "" "" ""} result
    set result
} {wrong # args: should be "dde execute ?-async? serviceName topicName value"}

test winDde-5.4 {DDE eval bad arguments} {pcOnly} {
    list [catch {dde eval "" "foo"} msg] $msg
} {1 {invalid service name ""}}

# -------------------------------------------------------------------------

test winDde-6.1 {DDE servername bad arguments} {pcOnly} {
    list [catch {dde servername -z -z -z} msg] $msg
} {1 {wrong # args: should be "dde servername ?-exact? ?--? ?serverName?"}}
    
test winDde-6.2 {DDE servername set name} {pcOnly} {
    list [catch {dde servername -- winDde-6.2} msg] $msg
} {0 winDde-6.2}

test winDde-6.3 {DDE servername set exact name} {pcOnly} {
    list [catch {dde servername -exact winDde-6.3} msg] $msg
} {0 winDde-6.3}

test winDde-6.4 {DDE servername set exact name} {pcOnly} {
    list [catch {dde servername -exact -- winDde-6.4} msg] $msg
} {0 winDde-6.4}

test winDde-6.5 {DDE remote servername collision} {stdio pcOnly} {
    set a ""
    set name child-6.5
    set child [createChildProcess $name]
    list [catch {
        set a [dde servername -- $name]
        dde execute TclEval $name {set done 1}
        update
        set a
    } r] $r
} {0 {child-6.5 #2}}

test winDde-6.6 {DDE remote servername collision force} {stdio pcOnly} {
    set a ""
    set name child-6.6
    set child [createChildProcess $name]
    list [catch {
        set a [dde servername -exact -- $name]
        dde execute TclEval $name {set done 1}
        update
        set a
    } r] $r
} {0 child-6.6}

# -------------------------------------------------------------------------

test winDde-7.1 {DDE in slave interpreter} {pcOnly} {
    global slave
    set name slave-7.1
    list [catch {
        set slave [interp create $name]
        $slave eval [list load $lib dde]
        $slave eval [list dde servername $name]
    } msg] $msg
} {0 slave-7.1}

test winDde-7.2 {DDE present in slave interp} {pcOnly} {
    global slave
    list [catch {
        dde services TclEval $slave
    } msg] $msg
} [list 0 [list [list TclEval $slave]]]

test winDde-7.3 {DDE slave servername collision force} {pcOnly} {
    global slave
    list [catch {dde servername -exact -- $slave} msg] $msg
} [list 0 $slave]

test winDde-7.4 {DDE slave servername collision} {pcOnly} {
    global slave
    list [catch {dde servername -- $slave} msg] $msg
} [list 0 [list $slave "#2"]]

test winDde-7.5 {DDE slave cleanup} {pcOnly} {
    global slave
    list [catch {
        interp delete $slave
        set s [dde services TclEval {}]
        set m [list [list TclEval $slave]]
        if {[lsearch -exact $s $m] != -1} {
            set s
        }
    } msg] $msg
} {0 {}}

# -------------------------------------------------------------------------

#cleanup
catch {interp delete $slave};           # ensure we clean up the slave.
file delete -force $::scriptName
::tcltest::cleanupTests
return

# Local Variables:
# mode: tcl
# End: