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#!/usr/bin/perl -w
# vim: ts=2 sw=2 filetype=perl expandtab
# Test the ASSERT_USAGE code in POE::Kernel. This involves a lot of
# dying.
use strict;
use lib qw(./mylib);
use Test::More tests => 76;
use Symbol qw(gensym);
BEGIN { delete $ENV{POE_ASSERT_USAGE}; }
sub POE::Kernel::ASSERT_USAGE () { 1 }
#sub POE::Kernel::TRACE_REFCNT () { 1 }
BEGIN {
package POE::Kernel;
use constant TRACE_DEFAULT => exists($INC{'Devel/Cover.pm'});
}
BEGIN { use_ok("POE") }
# Disable any "didn't call run" warnings. We create a bunch of
# sessions, but we're not testing whether they run. Furthermore, they
# may leave alarms or filehandles selected, which could cause the
# program to hang if we DO try to run it.
POE::Kernel->run();
# Test usage outside a running session.
foreach my $method (
qw(
alarm alarm_add alarm_adjust alarm_remove alarm_remove_all
alarm_set delay delay_add delay_adjust delay_set detach_child
detach_myself select select_expedite select_pause_read
select_pause_write select_read select_resume_read
select_resume_write select_write sig state yield
)
) {
my $message = "must call $method() from a running session";
eval { $poe_kernel->$method() };
ok( $@ && $@ =~ /\Q$message/, $message );
}
# Signal functions.
POE::Session->create(
inline_states => {
_start => sub {
eval { $poe_kernel->sig(undef) };
ok($@ && $@ =~ /undefined signal in sig/, "undefined signal assertion");
eval { $poe_kernel->signal(undef) };
ok(
$@ && $@ =~ /undefined destination in signal/,
"undefined destination in signal"
);
eval { $poe_kernel->signal($poe_kernel, undef) };
ok(
$@ && $@ =~ /undefined signal in signal/,
"undefined signal in signal"
);
}
}
);
# Internal _dispatch_event() function.
# TODO - Determine whether it needs ASSERT_USAGE checks.
# Post, yield, call.
POE::Session->create(
inline_states => {
_start => sub {
eval { $poe_kernel->post(undef) };
ok(
$@ && $@ =~ /destination is undefined in post/,
"destination undefined in post"
);
eval { $poe_kernel->post($poe_kernel, undef) };
ok(
$@ && $@ =~ /event is undefined in post/,
"event undefined in post"
);
eval { $poe_kernel->yield(undef) };
ok(
$@ && $@ =~ /event name is undefined in yield/,
"event undefined in yield"
);
eval { $poe_kernel->call(undef) };
ok(
$@ && $@ =~ /destination is undefined in call/,
"destination undefined in call"
);
eval { $poe_kernel->call($poe_kernel, undef) };
ok(
$@ && $@ =~ /event is undefined in call/,
"event undefined in call"
);
}
}
);
# Classic alarms.
POE::Session->create(
inline_states => {
_start => sub {
eval { $poe_kernel->alarm(undef) };
ok(
$@ && $@ =~ /event name is undefined in alarm/,
"event undefined in alarm"
);
eval { $poe_kernel->alarm_add(undef) };
ok(
$@ && $@ =~ /undefined event name in alarm_add/,
"event undefined in alarm_add"
);
eval { $poe_kernel->alarm_add(moo => undef) };
ok(
$@ && $@ =~ /undefined time in alarm_add/,
"time undefined in alarm_add"
);
eval { $poe_kernel->delay(undef) };
ok(
$@ && $@ =~ /undefined event name in delay/,
"event undefined in delay"
);
eval { $poe_kernel->delay_add(undef) };
ok(
$@ && $@ =~ /undefined event name in delay_add/,
"event undefined in delay_add"
);
eval { $poe_kernel->delay_add(moo => undef) };
ok(
$@ && $@ =~ /undefined time in delay_add/,
"time undefined in delay_add"
);
}
}
);
# New alarms.
POE::Session->create(
inline_states => {
_start => sub {
eval { $poe_kernel->alarm_set(undef) };
ok(
$@ && $@ =~ /undefined event name in alarm_set/,
"event undefined in alarm_set"
);
eval { $poe_kernel->alarm_set(moo => undef) };
ok(
$@ && $@ =~ /undefined time in alarm_set/,
"time undefined in alarm_set"
);
eval { $poe_kernel->alarm_remove(undef) };
ok(
$@ && $@ =~ /undefined alarm id in alarm_remove/,
"alarm ID undefined in alarm_remove"
);
eval { $poe_kernel->alarm_adjust(undef) };
ok(
$@ && $@ =~ /undefined alarm id in alarm_adjust/,
"alarm ID undefined in alarm_adjust"
);
eval { $poe_kernel->alarm_adjust(moo => undef) };
ok(
$@ && $@ =~ /undefined alarm delta in alarm_adjust/,
"alarm time undefined in alarm_adjust"
);
eval { $poe_kernel->delay_set(undef) };
ok(
$@ && $@ =~ /undefined event name in delay_set/,
"event name undefined in delay_set"
);
eval { $poe_kernel->delay_set(moo => undef) };
ok(
$@ && $@ =~ /undefined seconds in delay_set/,
"seconds undefined in delay_set"
);
eval { $poe_kernel->delay_adjust(undef) };
ok(
$@ && $@ =~ /undefined delay id in delay_adjust/,
"delay ID undefined in delay_adjust"
);
eval { $poe_kernel->delay_adjust(moo => undef) };
ok(
$@ && $@ =~ /undefined delay seconds in delay_adjust/,
"delay seconds undefined in delay_adjust"
);
}
}
);
POE::Session->create(
inline_states => {
_start => sub {
$_[KERNEL]->alias_set("moo");
}
}
);
POE::Session->create(
inline_states => {
_start => sub {
eval { $_[KERNEL]->alias_set("moo") };
ok(
$@ && $@ =~ /alias 'moo' is in use by another session/,
"alias already in use"
);
eval { $_[KERNEL]->alias_remove("moo") };
ok(
$@ && $@ =~ /alias 'moo' does not belong to current session/,
"alias belongs to another session"
);
}
}
);
POE::Session->create(
inline_states => {
_start => sub {
eval { $poe_kernel->alias_remove("narf") };
ok(
$@ && $@ =~ /alias 'narf' does not exist/,
"alias does not exist"
);
}
}
);
# Filehandle I/O.
POE::Session->create(
inline_states => {
_start => sub {
my $fh = gensym();
eval { $poe_kernel->select(undef) };
ok(
$@ && $@ =~ /undefined filehandle in select/,
"filehandle undefined in select"
);
eval { $poe_kernel->select($fh) };
ok(
$@ && $@ =~ /invalid filehandle in select/,
"filehandle closed in select"
);
eval { $poe_kernel->select_read(undef) };
ok(
$@ && $@ =~ /undefined filehandle in select_read/,
"filehandle undefined in select_read"
);
eval { $poe_kernel->select_read($fh) };
ok(
$@ && $@ =~ /invalid filehandle in select_read/,
"filehandle closed in select_read"
);
eval { $poe_kernel->select_write(undef) };
ok(
$@ && $@ =~ /undefined filehandle in select_write/,
"filehandle undefined in select_write"
);
eval { $poe_kernel->select_write($fh) };
ok(
$@ && $@ =~ /invalid filehandle in select_write/,
"filehandle closed in select_write"
);
eval { $poe_kernel->select_expedite(undef) };
ok(
$@ && $@ =~ /undefined filehandle in select_expedite/,
"filehandle undefined in select_expedite"
);
eval { $poe_kernel->select_expedite($fh) };
ok(
$@ && $@ =~ /invalid filehandle in select_expedite/,
"filehandle closed in select_expedite"
);
eval { $poe_kernel->select_pause_write(undef) };
ok(
$@ && $@ =~ /undefined filehandle in select_pause_write/,
"filehandle undefined in select_pause_write"
);
eval { $poe_kernel->select_pause_write($fh) };
ok(
$@ && $@ =~ /invalid filehandle in select_pause_write/,
"filehandle closed in select_pause_write"
);
eval { $poe_kernel->select_resume_write(undef) };
ok(
$@ && $@ =~ /undefined filehandle in select_resume_write/,
"filehandle undefined in select_resume_write"
);
eval { $poe_kernel->select_resume_write($fh) };
ok(
$@ && $@ =~ /invalid filehandle in select_resume_write/,
"filehandle closed in select_resume_write"
);
eval { $poe_kernel->select_pause_read(undef) };
ok(
$@ && $@ =~ /undefined filehandle in select_pause_read/,
"filehandle undefined in select_pause_read"
);
eval { $poe_kernel->select_pause_read($fh) };
ok(
$@ && $@ =~ /invalid filehandle in select_pause_read/,
"filehandle closed in select_pause_read"
);
eval { $poe_kernel->select_resume_read(undef) };
ok(
$@ && $@ =~ /undefined filehandle in select_resume_read/,
"filehandle undefined in select_resume_read"
);
eval { $poe_kernel->select_resume_read($fh) };
ok(
$@ && $@ =~ /invalid filehandle in select_resume_read/,
"filehandle closed in select_resume_read"
);
}
}
);
# Aliases.
POE::Session->create(
inline_states => {
_start => sub {
eval { $poe_kernel->alias_set(undef) };
ok(
$@ && $@ =~ /undefined alias in alias_set/,
"undefined alias in alias_set"
);
eval { $poe_kernel->alias_remove(undef) };
ok(
$@ && $@ =~ /undefined alias in alias_remove/,
"undefined alias in alias_remove"
);
eval { $poe_kernel->alias_resolve(undef) };
ok(
$@ && $@ =~ /undefined alias in alias_resolve/,
"undefined alias in alias_resolve"
);
}
}
);
# Kernel and session IDs.
POE::Session->create(
inline_states => {
_start => sub {
eval { $poe_kernel->ID_id_to_session(undef) };
ok(
$@ && $@ =~ /undefined ID in ID_id_to_session/,
"undefined ID in ID_id_to_session"
);
eval { $poe_kernel->ID_session_to_id(undef) };
ok(
$@ && $@ =~ /undefined session in ID_session_to_id/,
"undefined session in ID_session_to_id"
);
}
}
);
# Extra references.
POE::Session->create(
inline_states => {
_start => sub {
eval { $poe_kernel->refcount_increment(undef) };
ok(
$@ && $@ =~ /undefined session ID in refcount_increment/,
"undefined session ID in refcount_increment"
);
eval { $poe_kernel->refcount_increment("moo", undef) };
ok(
$@ && $@ =~ /undefined reference count tag in refcount_increment/,
"undefined tag in refcount_increment"
);
eval { $poe_kernel->refcount_decrement(undef) };
ok(
$@ && $@ =~ /undefined session ID in refcount_decrement/,
"undefined session ID in refcount_decrement"
);
eval { $poe_kernel->refcount_decrement("moo", undef) };
ok(
$@ && $@ =~ /undefined reference count tag in refcount_decrement/,
"undefined tag in refcount_decrement"
);
}
}
);
# Event handlers.
POE::Session->create(
inline_states => {
_start => sub {
eval { $poe_kernel->state(undef) };
ok(
$@ && $@ =~ /undefined event name in state/,
"undefined event name in state"
);
}
}
);
exit 0;
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