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' ) ;
67 Stem::Event::stop_loop() ;
70 sub test_signal_events {
73 if ( $^O =~ /win32/i ) {
75 skip( "signals not supported on windows", 3 ) ;
79 my $event2 = Stem::Event::Timer->new(
81 'method' => 'send_int_signal',
85 ok( ref $event2, 'signal delay timer created' ) ;
87 Stem::Event::start_loop() ;
89 ok( 1, 'signal - event loop exit' ) ;
95 my $event = Stem::Event::Signal->new(
100 ok( ref $event, 'signal event created' ) ;
102 $self->{'sig_event'} = $event ;
110 # callback method for signal
112 sub sig_int_handler {
116 ok( 1, 'signal event triggered' ) ;
118 $self->{'sig_event'}->cancel() ;
119 Stem::Event::stop_loop() ;
123 use constant INTERVAL => 4 ;
124 use constant SLEEP => 2 ;
125 use constant TIMER_CNT => 2 ;
127 # hard timeouts are timed from the beginning of the callback. so accumulated
128 # time in the callback doesn't affect the next callback.
130 sub test_hard_timer_events {
132 my $event = Stem::Event::Timer->new(
134 'method' => 'hard_timeout',
135 'interval' => INTERVAL,
136 'delay' => INTERVAL, # REMOVE - only for .10
141 ok( ref $event, 'hard timer event created' ) ;
142 print "$event\n" unless ref $event ;
144 $self->{'hard_timer_event'} = $event ;
145 $self->{'hard_timer_count'} = TIMER_CNT ;
146 $self->{'hard_timer_start_time'} = time ;
148 Stem::Event::start_loop() ;
150 ok( 1, 'hard timer - event loop exit' ) ;
159 ok( 1, 'hard timer event triggered' ) ;
161 if ( --$self->{'hard_timer_count'} > 0 ) {
164 my $delta = $time - $self->{'hard_timer_start_time'} ;
165 $self->{'hard_timer_start_time'} = $time ;
167 ok( $delta >= INTERVAL, 'hard delta' ) ;
169 hard_sleep( SLEEP ) ;
176 my $delta = $time - $self->{'hard_timer_start_time'} ;
178 #print "O $self->{'hard_timer_start_time'} T $time D $delta I ", INTERVAL, "\n" ;
180 ok( $delta >= INTERVAL, 'hard delta 2' ) ;
181 ok( $delta <= INTERVAL + SLEEP, 'hard delta sleep' ) ;
183 $self->{'hard_timer_event'}->cancel() ;
185 Stem::Event::stop_loop() ;
189 # Soft timeouts are timed from the end of the callback. so accumulated
190 # time in the callback delays the next callback.
192 sub test_soft_timer_events {
194 my $event = Stem::Event::Timer->new(
196 'method' => 'soft_timeout',
197 'interval' => INTERVAL,
198 'delay' => INTERVAL, # REMOVE - only for .10
202 ok( ref $event, 'soft timer event created' ) ;
203 # print "$event\n" unless ref $event ;
205 $self->{'soft_timer_event'} = $event ;
206 $self->{'soft_timer_count'} = TIMER_CNT ;
207 $self->{'soft_timer_start_time'} = time ;
209 #print "OTIME $self->{'soft_timer_start_time'}\n" ;
211 Stem::Event::start_loop() ;
213 ok( 1, 'soft timer - event loop exit' ) ;
220 ok( 1, 'soft timer event triggered' ) ;
222 if ( --$self->{'soft_timer_count'} > 0 ) {
225 my $delta = $time - $self->{'soft_timer_start_time'} ;
227 #print "T $time D $delta I ", INTERVAL, "\n" ;
229 ok( $delta >= INTERVAL, 'soft delta' ) ;
231 hard_sleep( SLEEP ) ;
233 #my $curr_time = time() ;
234 #print "DONE $curr_time\n" ;
240 my $delta = $time - $self->{'soft_timer_start_time'} ;
242 #print "TIME2 $time OTIME $self->{'soft_timer_start_time'} DEL $delta INTERVAL ", INTERVAL, "\n" ;
244 # ok( $delta >= INTERVAL, 'soft delta 2' ) ;
245 ok( $delta >= INTERVAL + SLEEP, 'soft delta 3' ) ;
247 $self->{'soft_timer_event'}->cancel() ;
249 Stem::Event::stop_loop() ;
254 Stem::Event::init_loop() ;
256 my $read_fh = gensym ;
257 my $write_fh = gensym ;
259 # get a pipe to read/write through.
262 socketpair( $read_fh, $write_fh, AF_UNIX, SOCK_STREAM, PF_UNSPEC ) ;
264 $self->{read_fh} = $read_fh ;
265 $self->{write_fh} = $write_fh ;
266 $self->{message} = 'Stem Read/Write Event' ;
268 # create the read and write events
270 my $read_event = Stem::Event::Read->new(
276 ok( ref $read_event, 'read event created' ) ;
277 $self->{'read_event'} = $read_event ;
279 my $write_event = Stem::Event::Write->new(
284 ok( ref $write_event, 'write event created' ) ;
285 $self->{'write_event'} = $write_event ;
287 Stem::Event::start_loop() ;
289 ok( 1, 'io - event loop exit' ) ;
296 ok( 1, 'read event timed out' ) ;
298 $self->{'write_event'}->start() ;
306 ok( 1, 'write event triggered' ) ;
308 syswrite( $self->{'write_fh'}, $self->{'message'} ) ;
310 $self->{'write_event'}->cancel() ;
317 ok(1, 'read event triggered' ) ;
321 my $bytes_read = sysread( $self->{'read_fh'}, $read_buf, 1000 ) ;
323 ok( $bytes_read, 'read byte count' ) ;
325 is( $read_buf, $self->{'message'}, 'read event compare' ) ;
327 $self->{'read_event'}->cancel() ;
329 Stem::Event::stop_loop() ;
332 # do a real hard sleep without alarm signal as that can screw up the tests
333 # sleep time is in (float) seconds
337 my( $sleep_time ) = @_ ;
339 #print "BEFORE TIME $sleep_time\n" ;
340 while( $sleep_time > 0 ) {
342 my $curr_time = time() ;
343 select( undef, undef, undef, $sleep_time ) ;
345 $sleep_time -= time() - $curr_time ;
347 #print "AFTER TIME $sleep_time\n" ;