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|
use strict;
use warnings;
use Test::More tests => 20;
BEGIN { use_ok('B::Hooks::OP::Check::EntersubForCV') }
sub foo { 'affe' }
sub bar { 'birne' }
my ($i, $cv);
BEGIN {
$i = 0;
$cv = \&foo;
}
sub entersub_cb {
my ($code) = @_;
$i++;
is($code->(), 'affe', 'got the right coderef');
}
foo();
my @id;
BEGIN {
is($i, 0, 'no callback yet');
push @id, B::Hooks::OP::Check::EntersubForCV::register($cv, \&entersub_cb);
is($i, 0, 'no callback after registration');
}
foo();
bar();
BEGIN {
is($i, 1, 'simple callback');
$i = 0;
}
my $x = \&foo;
BEGIN {
is($i, 0, '\&foo does not issue a callback');
$i = 0;
}
&foo;
&foo();
BEGIN {
TODO: {
local $TODO = 'TODO';
is($i, 2, '&foo and &foo() issue a callback');
}
$i = 0;
}
foo();
bar();
foo();
BEGIN {
is($i, 2, 'multiple callbacks');
push @id, B::Hooks::OP::Check::EntersubForCV::register($cv, \&entersub_cb);
is($i, 2, 'no callback after multiple registrations');
$i = 0;
}
foo();
bar();
foo();
BEGIN {
is($i, 4, 'multiple callbacks for multiple entersubs');
B::Hooks::OP::Check::EntersubForCV::unregister(pop @id);
$i = 0;
}
foo();
bar();
foo();
BEGIN {
is($i, 2, 'deregistration');
B::Hooks::OP::Check::EntersubForCV::unregister(pop @id);
$i = 0;
}
foo();
bar();
foo();
BEGIN {
is($i, 0, 'no callbacks after removing all registers');
}
|
