File Coverage

blib/lib/Algorithm/Backoff/Fibonacci.pm

Criterion	Covered	Total	%
statement	21	21	100.0
branch	4	4	100.0
condition			n/a
subroutine	5	5	100.0
pod			n/a
total	30	30	100.0

package Algorithm::Backoff::Fibonacci;

our $DATE = '2019-06-20'; # DATE
our $VERSION = '0.008'; # VERSION

use strict;
use warnings;

use parent qw(Algorithm::Backoff);

our %SPEC;

$SPEC{new} = {
    v => 1.1,
    is_class_meth => 1,
    is_func => 0,
    args => {
        %Algorithm::Backoff::attr_consider_actual_delay,
        %Algorithm::Backoff::attr_max_actual_duration,
        %Algorithm::Backoff::attr_max_attempts,
        %Algorithm::Backoff::attr_jitter_factor,
        %Algorithm::Backoff::attr_delay_on_success,
        %Algorithm::Backoff::attr_min_delay,
        %Algorithm::Backoff::attr_max_delay,
        initial_delay1 => {
            summary => 'Initial delay for the first attempt after failure, '.
                'in seconds',
            schema => 'ufloat*',
            req => 1,
        },
        initial_delay2 => {
            summary => 'Initial delay for the second attempt after failure, '.
                'in seconds',
            schema => 'ufloat*',
            req => 1,
        },
    },
    result_naked => 1,
    result => {
        schema => 'obj*',
    },
};

sub _success {
    my ($self, $timestamp) = @_;
    $self->{delay_on_success};
}

sub _failure {
    my ($self, $timestamp) = @_;
    if ($self->{_attempts} == 1) {
        $self->{_delay_n_min_1} = 0;
        $self->{_delay_n}       = $self->{initial_delay1};
    } elsif ($self->{_attempts} == 2) {
        $self->{_delay_n_min_1} = $self->{initial_delay1};
        $self->{_delay_n}       = $self->{initial_delay2};
    } else {
        my $tmp                   = $self->{_delay_n};
        $self->{_delay_n}         = $self->{_delay_n_min_1} + $self->{_delay_n};
        $self->{_delay_n_min_1}   = $tmp;
        $self->{_delay_n};
    }
}

1;
# ABSTRACT: Backoff using Fibonacci sequence

__END__