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|
#!/usr/bin/perl
use v5.14;
use warnings;
use Test2::V0;
use Net::Prometheus::Counter;
sub HASHfromSample
{
my ( $sample ) = @_;
return { map { $_, $sample->$_ } qw( varname labels value ) };
}
{
my $counter = Net::Prometheus::Counter->new(
name => "test_total",
help => "A testing counter",
);
ok( defined $counter, 'defined $counter' );
my @samples = $counter->samples;
is( scalar @samples, 1, '$counter->samples yields 1 sample' );
is( HASHfromSample( $samples[0] ),
{ varname => "test_total", labels => [], value => 0 },
'$samples[0] initially'
);
$counter->inc;
is( HASHfromSample( ( $counter->samples )[0] ),
{ varname => "test_total", labels => [], value => 1 },
'$samples[0]'
);
}
# Remove and clear
{
my $counter = Net::Prometheus::Counter->new(
name => "removal_test",
help => "A counter for testing removal",
labels => [qw( x )],
);
$counter->inc( { x => "one" }, 1 );
$counter->inc( { x => "two" }, 2 );
$counter->inc( { x => "three" }, 3 );
is( [ map { $_->labels } $counter->samples ],
# Grr sorting
[ [ x => "one" ], [ x => "three" ], [ x => "two" ] ],
'labels before ->remove' );
$counter->remove( { x => "one" } );
is( [ map { $_->labels } $counter->samples ],
[ [ x => "three" ], [ x => "two" ] ],
'labels after ->remove' );
$counter->clear;
is( [ map { $_->labels } $counter->samples ],
[],
'labels after ->clear' );
}
done_testing;
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