1 #!/usr/local/bin/perl -w
4 $Stem::Vars::Env{ 'event_loop' } = shift ;
6 unless ( eval { require Time::HiRes } ) {
8 Time::HiRes->import( qw( time ) ) ;
14 use Test::More tests => 27 ;
30 test_plain_events () ;
31 test_signal_events () ;
32 test_hard_timer_events () ;
33 test_soft_timer_events () ;
37 sub test_null_events {
39 local $SIG{__WARN__} = sub{} if
40 $Stem::Vars::Env{ 'event_loop' } eq 'event' ;
42 Stem::Event::start_loop() ;
44 ok( 1, 'null - event loop exit' ) ;
47 sub test_plain_events {
49 my $event = Stem::Event::Plain->new(
53 ok( ref $event, 'plain - event created' ) ;
55 Stem::Event::start_loop() ;
57 ok( 1, 'plain - event loop exit' ) ;
60 # callback method for plain
66 ok( 1, 'plain - event triggered' ) ;
69 sub test_signal_events {
72 if ( $^O =~ /win32/i ) {
74 skip( "signals not supported on windows", 3 ) ;
78 my $event = Stem::Event::Signal->new(
83 ok( ref $event, 'signal - event created' ) ;
85 $self->{'sig_event'} = $event ;
91 Stem::Event::start_loop() ;
93 ok( 1, 'signal - event loop exit' ) ;
97 # callback method for signal
103 ok( 1, 'signal - event triggered' ) ;
105 $self->{'sig_event'}->cancel() ;
106 Stem::Event::stop_loop() ;
110 use constant INTERVAL => 4 ;
111 use constant SLEEP => 2 ;
112 use constant TIMER_CNT => 2 ;
114 # hard timeouts are timed from the beginning of the callback. so accumulated
115 # time in the callback doesn't affect the next callback.
117 sub test_hard_timer_events {
119 my $event = Stem::Event::Timer->new(
121 'method' => 'hard_timeout',
122 'interval' => INTERVAL,
123 'delay' => INTERVAL, # REMOVE - only for .10
128 ok( ref $event, 'hard timer - event created' ) ;
129 print "$event\n" unless ref $event ;
131 $self->{'hard_timer_event'} = $event ;
132 $self->{'hard_timer_count'} = TIMER_CNT ;
133 $self->{'hard_timer_start_time'} = time ;
135 Stem::Event::start_loop() ;
137 ok( 1, 'hard timer - event loop exit' ) ;
144 ok( 1, 'hard timer - event triggered' ) ;
146 if ( --$self->{'hard_timer_count'} > 0 ) {
149 my $delta = $time - $self->{'hard_timer_start_time'} ;
150 $self->{'hard_timer_start_time'} = $time ;
152 ok( $delta >= INTERVAL, 'hard timer - delta' ) ;
154 hard_sleep( SLEEP ) ;
161 my $delta = $time - $self->{'hard_timer_start_time'} ;
163 #print "O $self->{'hard_timer_start_time'} T $time D $delta I ", INTERVAL, "\n" ;
165 ok( $delta >= INTERVAL, 'hard timer - delta 2' ) ;
166 ok( $delta <= INTERVAL + SLEEP, 'hard timer - delta sleep' ) ;
168 $self->{'hard_timer_event'}->cancel() ;
170 Stem::Event::stop_loop() ;
174 # Soft timeouts are timed from the end of the callback. so accumulated
175 # time in the callback delays the next callback.
177 sub test_soft_timer_events {
179 my $event = Stem::Event::Timer->new(
181 'method' => 'soft_timeout',
182 'interval' => INTERVAL,
183 'delay' => INTERVAL, # REMOVE - only for .10
187 ok( ref $event, 'soft timer - event created' ) ;
188 # print "$event\n" unless ref $event ;
190 $self->{'soft_timer_event'} = $event ;
191 $self->{'soft_timer_count'} = TIMER_CNT ;
192 $self->{'soft_timer_start_time'} = time ;
194 #print "OTIME $self->{'soft_timer_start_time'}\n" ;
196 Stem::Event::start_loop() ;
198 ok( 1, 'soft timer - event loop exit' ) ;
205 ok( 1, 'soft timer - event triggered' ) ;
207 if ( --$self->{'soft_timer_count'} > 0 ) {
210 my $delta = $time - $self->{'soft_timer_start_time'} ;
212 #print "T $time D $delta I ", INTERVAL, "\n" ;
214 ok( $delta >= INTERVAL, 'soft timer - delta' ) ;
216 hard_sleep( SLEEP ) ;
218 #my $curr_time = time() ;
219 #print "DONE $curr_time\n" ;
225 my $delta = $time - $self->{'soft_timer_start_time'} ;
227 #print "TIME2 $time OTIME $self->{'soft_timer_start_time'} DEL $delta INTERVAL ", INTERVAL, "\n" ;
229 # ok( $delta >= INTERVAL, 'soft timer - delta 2' ) ;
230 ok( $delta >= INTERVAL + SLEEP, 'soft timer - delta 3' ) ;
232 $self->{'soft_timer_event'}->cancel() ;
234 Stem::Event::stop_loop() ;
239 Stem::Event::init_loop() ;
241 my $read_fh = gensym ;
242 my $write_fh = gensym ;
244 # get a pipe to read/write through.
247 socketpair( $read_fh, $write_fh, AF_UNIX, SOCK_STREAM, PF_UNSPEC ) ;
249 $self->{read_fh} = $read_fh ;
250 $self->{write_fh} = $write_fh ;
251 $self->{message} = 'Stem Read/Write Event' ;
253 # create the read and write events
255 my $read_event = Stem::Event::Read->new(
261 ok( ref $read_event, 'read - event created' ) ;
262 $self->{'read_event'} = $read_event ;
264 my $write_event = Stem::Event::Write->new(
269 ok( ref $write_event, 'write - event created' ) ;
270 $self->{'write_event'} = $write_event ;
272 Stem::Event::start_loop() ;
274 ok( 1, 'io event - loop exit' ) ;
281 ok( 1, 'read - event timed out' ) ;
283 $self->{'write_event'}->start() ;
291 ok( 1, 'write - event triggered' ) ;
293 syswrite( $self->{'write_fh'}, $self->{'message'} ) ;
295 $self->{'write_event'}->cancel() ;
302 ok(1, 'read - event triggered' ) ;
306 my $bytes_read = sysread( $self->{'read_fh'}, $read_buf, 1000 ) ;
308 ok( $bytes_read, 'read - byte count' ) ;
310 is( $read_buf, $self->{'message'}, 'read event compare' ) ;
312 $self->{'read_event'}->cancel() ;
314 Stem::Event::stop_loop() ;
317 # do a real hard sleep without alarm signal as that can screw up the tests
318 # sleep time is in (float) seconds
322 my( $sleep_time ) = @_ ;
324 #print "BEFORE TIME $sleep_time\n" ;
325 while( $sleep_time > 0 ) {
327 my $curr_time = time() ;
328 select( undef, undef, undef, $sleep_time ) ;
330 $sleep_time -= time() - $curr_time ;
332 #print "AFTER TIME $sleep_time\n" ;