1# This file contains tests for tclUnixNotfy.c.
2#
3# This file contains a collection of tests for one or more of the Tcl
4# built-in commands.  Sourcing this file into Tcl runs the tests and
5# generates output for errors.  No output means no errors were found.
6#
7# Copyright © 1997 Sun Microsystems, Inc.
8# Copyright © 1998-1999 Scriptics Corporation.
9#
10# See the file "license.terms" for information on usage and redistribution
11# of this file, and for a DISCLAIMER OF ALL WARRANTIES.
12
13if {"::tcltest" ni [namespace children]} {
14    package require tcltest 2.5
15    namespace import -force ::tcltest::*
16}
17
18# When run in a Tk shell, these tests hang.
19testConstraint noTk [expr {0 != [catch {package present Tk}]}]
20testConstraint thread [expr {0 == [catch {package require Thread 2.7-}]}]
21
22# The next two tests will hang if threads are enabled because the notifier
23# will not necessarily wait for ever in this case, so it does not generate
24# an error.
25test unixNotfy-1.1 {Tcl_DeleteFileHandler} -constraints nonPortable -body {
26    catch {vwait x}
27    set f [open [makeFile "" foo] w]
28    fileevent $f writable {set x 1}
29    vwait x
30    close $f
31    list [catch {vwait x} msg] $msg
32} -result {1 {can't wait for variable "x": would wait forever}} -cleanup {
33    catch { close $f }
34    catch { removeFile foo }
35}
36test unixNotfy-1.2 {Tcl_DeleteFileHandler} -constraints nonPortable -body {
37    catch {vwait x}
38    set f1 [open [makeFile "" foo] w]
39    set f2 [open [makeFile "" foo2] w]
40    fileevent $f1 writable {set x 1}
41    fileevent $f2 writable {set y 1}
42    vwait x
43    close $f1
44    vwait y
45    close $f2
46    list [catch {vwait x} msg] $msg
47} -result {1 {can't wait for variable "x": would wait forever}} -cleanup {
48    catch { close $f1 }
49    catch { close $f2 }
50    catch { removeFile foo }
51    catch { removeFile foo2 }
52}
53
54test unixNotfy-2.1 {Tcl_DeleteFileHandler} \
55    -constraints {noTk unix thread} \
56    -body {
57	update
58	set f [open [makeFile "" foo] w]
59	fileevent $f writable {set x 1}
60	vwait x
61	close $f
62   	thread::create "thread::send [thread::id] {set x ok}"
63	vwait x
64	set x
65    } \
66    -result {ok} \
67    -cleanup {
68	catch { close $f }
69	catch { removeFile foo }
70    }
71test unixNotfy-2.2 {Tcl_DeleteFileHandler} \
72    -constraints {noTk unix thread} \
73    -body {
74	update
75	set f1 [open [makeFile "" foo] w]
76	set f2 [open [makeFile "" foo2] w]
77	fileevent $f1 writable {set x 1}
78	fileevent $f2 writable {set y 1}
79	vwait x
80	close $f1
81	vwait y
82	close $f2
83   	thread::create "thread::send [thread::id] {set x ok}"
84	vwait x
85	set x
86    } \
87    -result {ok} \
88    -cleanup {
89	catch { close $f1 }
90	catch { close $f2 }
91	catch { removeFile foo }
92	catch { removeFile foo2 }
93    }
94
95# cleanup
96::tcltest::cleanupTests
97return
98