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
65 ok( 1, 'plain - event triggered' ) ;
68 sub test_signal_events {
71 if ( $^O =~ /win32/i ) {
73 skip( "signals not supported on windows", 3 ) ;
77 my $event = Stem::Event::Signal->new(
82 ok( ref $event, 'signal - event created' ) ;
86 $self->{'sig_event'} = $event ;
88 Stem::Event::start_loop() ;
90 ok( 1, 'signal - event loop exit' ) ;
94 # callback method for signal
100 ok( 1, 'signal - event triggered' ) ;
102 $self->{'sig_event'}->cancel() ;
104 Stem::Event::stop_loop() ;
108 use constant INTERVAL => 4 ;
109 use constant SLEEP => 2 ;
110 use constant TIMER_CNT => 2 ;
112 # hard timeouts are timed from the beginning of the callback. so accumulated
113 # time in the callback doesn't affect the next callback.
115 sub test_hard_timer_events {
117 my $event = Stem::Event::Timer->new(
119 'method' => 'hard_timeout',
120 'interval' => INTERVAL,
121 'delay' => INTERVAL, # REMOVE - only for .10
126 ok( ref $event, 'hard timer - event created' ) ;
127 print "$event\n" unless ref $event ;
129 $self->{'hard_timer_event'} = $event ;
130 $self->{'hard_timer_count'} = TIMER_CNT ;
131 $self->{'hard_timer_start_time'} = time ;
133 Stem::Event::start_loop() ;
135 ok( 1, 'hard timer - event loop exit' ) ;
142 ok( 1, 'hard timer - event triggered' ) ;
144 if ( --$self->{'hard_timer_count'} > 0 ) {
147 my $delta = $time - $self->{'hard_timer_start_time'} ;
148 $self->{'hard_timer_start_time'} = $time ;
150 ok( $delta >= INTERVAL, 'hard timer - delta' ) ;
152 hard_sleep( SLEEP ) ;
159 my $delta = $time - $self->{'hard_timer_start_time'} ;
161 #print "O $self->{'hard_timer_start_time'} T $time D $delta I ", INTERVAL, "\n" ;
163 ok( $delta >= INTERVAL, 'hard timer - delta 2' ) ;
164 ok( $delta <= INTERVAL + SLEEP, 'hard timer - delta sleep' ) ;
166 $self->{'hard_timer_event'}->cancel() ;
168 Stem::Event::stop_loop() ;
172 # Soft timeouts are timed from the end of the callback. so accumulated
173 # time in the callback delays the next callback.
175 sub test_soft_timer_events {
177 my $event = Stem::Event::Timer->new(
179 'method' => 'soft_timeout',
180 'interval' => INTERVAL,
181 'delay' => INTERVAL, # REMOVE - only for .10
185 ok( ref $event, 'soft timer - event created' ) ;
186 # print "$event\n" unless ref $event ;
188 $self->{'soft_timer_event'} = $event ;
189 $self->{'soft_timer_count'} = TIMER_CNT ;
190 $self->{'soft_timer_start_time'} = time ;
192 #print "OTIME $self->{'soft_timer_start_time'}\n" ;
194 Stem::Event::start_loop() ;
196 ok( 1, 'soft timer - event loop exit' ) ;
203 ok( 1, 'soft timer - event triggered' ) ;
205 if ( --$self->{'soft_timer_count'} > 0 ) {
208 my $delta = $time - $self->{'soft_timer_start_time'} ;
210 #print "T $time D $delta I ", INTERVAL, "\n" ;
212 ok( $delta >= INTERVAL, 'soft timer - delta' ) ;
214 hard_sleep( SLEEP ) ;
216 #my $curr_time = time() ;
217 #print "DONE $curr_time\n" ;
223 my $delta = $time - $self->{'soft_timer_start_time'} ;
225 #print "TIME2 $time OTIME $self->{'soft_timer_start_time'} DEL $delta INTERVAL ", INTERVAL, "\n" ;
227 # ok( $delta >= INTERVAL, 'soft timer - delta 2' ) ;
228 ok( $delta >= INTERVAL + SLEEP, 'soft timer - delta 3' ) ;
230 $self->{'soft_timer_event'}->cancel() ;
232 Stem::Event::stop_loop() ;
237 Stem::Event::init_loop() ;
239 my $read_fh = gensym ;
240 my $write_fh = gensym ;
242 # get a pipe to read/write through.
245 socketpair( $read_fh, $write_fh, AF_UNIX, SOCK_STREAM, PF_UNSPEC ) ;
247 $self->{read_fh} = $read_fh ;
248 $self->{write_fh} = $write_fh ;
249 $self->{message} = 'Stem Read/Write Event' ;
251 # create the read and write events
253 my $read_event = Stem::Event::Read->new(
259 ok( ref $read_event, 'read - event created' ) ;
260 $self->{'read_event'} = $read_event ;
262 my $write_event = Stem::Event::Write->new(
267 ok( ref $write_event, 'write - event created' ) ;
268 $self->{'write_event'} = $write_event ;
270 Stem::Event::start_loop() ;
272 ok( 1, 'io event - loop exit' ) ;
279 ok( 1, 'read - event timed out' ) ;
281 $self->{'write_event'}->start() ;
289 ok( 1, 'write - event triggered' ) ;
291 syswrite( $self->{'write_fh'}, $self->{'message'} ) ;
293 $self->{'write_event'}->cancel() ;
300 ok(1, 'read - event triggered' ) ;
304 my $bytes_read = sysread( $self->{'read_fh'}, $read_buf, 1000 ) ;
306 ok( $bytes_read, 'read - byte count' ) ;
308 is( $read_buf, $self->{'message'}, 'read event compare' ) ;
310 $self->{'read_event'}->cancel() ;
312 Stem::Event::stop_loop() ;
315 # do a real hard sleep without alarm signal as that can screw up the tests
316 # sleep time is in (float) seconds
320 my( $sleep_time ) = @_ ;
322 #print "BEFORE TIME $sleep_time\n" ;
323 while( $sleep_time > 0 ) {
325 my $curr_time = time() ;
326 select( undef, undef, undef, $sleep_time ) ;
328 $sleep_time -= time() - $curr_time ;
330 #print "AFTER TIME $sleep_time\n" ;