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# This file contains tests for tclUnixNotfy.c.
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#
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# This file contains a collection of tests for one or more of the Tcl
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# built-in commands. Sourcing this file into Tcl runs the tests and
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# generates output for errors. No output means no errors were found.
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#
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# Copyright (c) 1997 by Sun Microsystems, Inc.
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# Copyright (c) 1998-1999 by Scriptics Corporation.
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#
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# See the file "license.terms" for information on usage and redistribution
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# of this file, and for a DISCLAIMER OF ALL WARRANTIES.
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#
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# RCS: @(#) $Id: unixNotfy.test,v 1.11.2.4 2005/05/14 20:52:31 das Exp $
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# The tests should not be run if you have a notifier which is unable to
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# detect infinite vwaits, as the tests below will hang. The presence of
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# the "testthread" command indicates that this is the case.
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if {[lsearch [namespace children] ::tcltest] == -1} {
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package require tcltest 2
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namespace import -force ::tcltest::*
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}
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if {[info exists tk_version]} {
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puts "When run in a Tk shell, these tests run hang. Skipping tests ..."
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::tcltest::cleanupTests
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return
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}
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set ::tcltest::testConstraints(testthread) \
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[expr {[info commands testthread] != {}}]
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# Darwin always uses a threaded notifier
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testConstraint unthreaded [expr {
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(![info exist tcl_platform(threaded)] || !$tcl_platform(threaded))
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&& $tcl_platform(os) ne "Darwin"
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}]
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# The next two tests will hang if threads are enabled because the notifier
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# will not necessarily wait for ever in this case, so it does not generate
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# an error.
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test unixNotfy-1.1 {Tcl_DeleteFileHandler} \
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-constraints {unixOnly && unthreaded} \
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-body {
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catch {vwait x}
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set f [open [makeFile "" foo] w]
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fileevent $f writable {set x 1}
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vwait x
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close $f
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list [catch {vwait x} msg] $msg
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} \
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-result {1 {can't wait for variable "x": would wait forever}} \
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-cleanup {
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catch { close $f }
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catch { removeFile foo }
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}
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test unixNotfy-1.2 {Tcl_DeleteFileHandler} \
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-constraints {unixOnly && unthreaded} \
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-body {
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catch {vwait x}
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set f1 [open [makeFile "" foo] w]
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set f2 [open [makeFile "" foo2] w]
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fileevent $f1 writable {set x 1}
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fileevent $f2 writable {set y 1}
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vwait x
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close $f1
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vwait y
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close $f2
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list [catch {vwait x} msg] $msg
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} \
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-result {1 {can't wait for variable "x": would wait forever}} \
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-cleanup {
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catch { close $f1 }
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catch { close $f2 }
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catch { removeFile foo }
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catch { removeFile foo2 }
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}
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test unixNotfy-2.1 {Tcl_DeleteFileHandler} \
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-constraints {unixOnly testthread} \
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-body {
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update
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set f [open [makeFile "" foo] w]
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fileevent $f writable {set x 1}
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vwait x
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close $f
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testthread create "testthread send [testthread id] {set x ok}"
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vwait x
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threadReap
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set x
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} \
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-result {ok} \
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-cleanup {
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catch { close $f }
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catch { removeFile foo }
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}
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test unixNotfy-2.2 {Tcl_DeleteFileHandler} \
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-constraints {unixOnly testthread} \
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-body {
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update
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set f1 [open [makeFile "" foo] w]
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set f2 [open [makeFile "" foo2] w]
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fileevent $f1 writable {set x 1}
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fileevent $f2 writable {set y 1}
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vwait x
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close $f1
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vwait y
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close $f2
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testthread create "testthread send [testthread id] {set x ok}"
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vwait x
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threadReap
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set x
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} \
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-result {ok} \
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-cleanup {
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catch { close $f1 }
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catch { close $f2 }
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catch { removeFile foo }
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catch { removeFile foo2 }
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}
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# cleanup
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::tcltest::cleanupTests
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return
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