unixnotfy.test

linux系统下的音频通信

# This file contains tests for tclUnixNotfy.c.
#
# 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) 1997 by Sun Microsystems, Inc.
#
# See the file "license.terms" for information on usage and redistribution
# of this file, and for a DISCLAIMER OF ALL WARRANTIES.
#
# SCCS: @(#) unixNotfy.test 1.3 97/09/15 15:39:53

if {[string compare test [info procs test]] == 1} then {source defs}

if {$tcl_platform(platform) != "unix"} {
    return
}

# The tests should not be run if you have a notifier which is unable to
# detect infinite vwaits, as the tests below will hang. The presence of
# the "testeventloop" command indicates that this is the case.

if {"[info commands testeventloop]" == "testeventloop"} {
    return
}

test unixNotfy-1.1 {Tcl_DeleteFileHandler} {
    catch {vwait x}
    set f [open foo w]
    fileevent $f writable {set x 1}
    vwait x
    close $f
    list [catch {vwait x} msg] $msg
} {1 {can't wait for variable "x":  would wait forever}}
test unixNotfy-1.2 {Tcl_DeleteFileHandler} {
    catch {vwait x}
    set f1 [open foo w]
    set f2 [open foo2 w]
    fileevent $f1 writable {set x 1}
    fileevent $f2 writable {set y 1}
    vwait x
    close $f1
    vwait y
    close $f2
    list [catch {vwait x} msg] $msg
} {1 {can't wait for variable "x":  would wait forever}}

file delete foo
file delete foo2