# 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.

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
    }
}

set scriptName script1.tcl

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

    set f [open $::scriptName w+]
    puts $f {
	if {[lsearch [namespace children] ::tcltest] == -1} {
	    package require tcltest
	    namespace import -force ::tcltest::*
	}
	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
	}
    }
    puts $f [list dde servername $ddeServerName]
    puts $f {
        after 200 {set ready 1}
        vwait ready
	puts ready
	vwait done
	after 200 {set final 1}
        vwait final
	exit
    }
    close $f
    
    set f [open |[list [interpreter] $::scriptName] r]
    fconfigure $f -buffering line -blocking 1
    gets $f
    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-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"}
    update
    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 ""}}

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

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

# Local Variables:
# mode: tcl
# End: