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#!/usr/bin/env perl
use strict;
use warnings;
use Test::More;
use Test::Exception;
use Role::Tiny;
my $pkg;
BEGIN {
$pkg = 'Catmandu::Paged';
use_ok $pkg;
}
require_ok $pkg;
{
package T::PagedWithoutStart;
use Moo;
sub limit { }
sub total { }
sub maximum_offset { }
package T::PagedWithoutLimit;
use Moo;
sub start { }
sub total { }
sub maximum_offset { }
package T::PagedWithoutTotal;
use Moo;
sub start { }
sub limit { }
sub maximum_offset { }
package T::PagedWithoutMaximumOffset;
use Moo;
sub start { }
sub limit { }
sub total { }
package T::Paged;
use Moo;
with $pkg;
sub start {27;}
sub limit {20;}
sub total {32432;}
sub maximum_offset { }
package T2::Paged;
use Moo;
with $pkg;
sub start {1;}
sub limit {10;}
sub total {127;}
sub maximum_offset { }
package T3::Paged;
use Moo;
with $pkg;
sub start {0;}
sub limit {10;}
sub total {33;}
sub maximum_offset { }
package T4::Paged;
use Moo;
with $pkg;
sub start {0;}
sub limit {10;}
sub total {33;}
sub maximum_offset {23;}
package T5::Paged;
use Moo;
with $pkg;
sub start {10;}
sub limit {0;}
sub total {100;}
sub maximum_offset { }
}
throws_ok {Role::Tiny->apply_role_to_package('T::PagedWithoutStart', $pkg)}
qr/missing start/;
throws_ok {Role::Tiny->apply_role_to_package('T::PagedWithoutLimit', $pkg)}
qr/missing limit/;
throws_ok {Role::Tiny->apply_role_to_package('T::PagedWithoutTotal', $pkg)}
qr/missing total/;
throws_ok {
Role::Tiny->apply_role_to_package('T::PagedWithoutMaximumOffset', $pkg)
}
qr/missing maximum_offset/;
my $p = T::Paged->new;
can_ok $p, $_
for
qw/first_page page previous_page next_page first_on_page last_on_page last_page pages_in_spread/;
is $p->first_page, 1, "first page ok";
is $p->page, 2, "Page ok";
is $p->previous_page, 1, "previous ok";
is $p->next_page, 3, "next ok";
is $p->page_size, 20, "page size ok";
is $p->first_on_page, 21, "first on page ok";
is $p->last_on_page, 40, "last on page ok";
is $p->last_page, 1622, "last page ok";
my $arr = [1, 2, 3, 4, 5, undef, 1622];
is_deeply $p->pages_in_spread, $arr, "spread ok";
my $p2 = T2::Paged->new;
is $p2->first_page, 1, "first page ok";
is $p2->page, 1, "page ok";
is $p2->previous_page, undef, "previous ok";
is $p2->next_page, 2, "next ok";
is $p2->page_size, 10, "page size ok";
is $p2->first_on_page, 1, "first on page ok";
is $p2->last_on_page, 10, "last on page ok";
is $p2->last_page, 13, "last page ok";
my $arr2 = [1, 2, 3, 4, undef, 12, 13];
is_deeply $p2->pages_in_spread, $arr2, "spread ok";
my $p3 = T3::Paged->new;
is $p3->first_page, 1, "first page ok";
is $p3->page, 1, "page ok";
is $p3->previous_page, undef, "previous ok";
is $p3->next_page, 2, "next ok";
is $p3->page_size, 10, "page size ok";
is $p3->first_on_page, 1, "first on page ok";
is $p3->last_on_page, 10, "last on page ok";
is $p3->last_page, 4, "last page ok";
my $arr3 = [1, 2, 3, 4];
is_deeply $p3->pages_in_spread, $arr3, "spread ok";
my $p4 = T4::Paged->new;
is $p4->total, 33, "total ok";
is $p4->first_page, 1, "first page ok";
is $p4->page, 1, "page ok";
is $p4->previous_page, undef, "previous ok";
is $p4->next_page, 2, "next ok";
is $p4->page_size, 10, "page size ok";
is $p4->first_on_page, 1, "first on page ok";
is $p4->last_on_page, 10, "last on page ok";
is $p4->last_page, 3, "last page ok";
my $arr4 = [1, 2, 3];
is_deeply $p4->pages_in_spread, $arr4, "spread ok";
my $p5 = T5::Paged->new;
lives_ok {$p5->page} "limit 0 gives no errors";
is $p5->first_page, undef, "limit 0 first page ok";
is $p5->page, undef, "limit 0 page ok";
is $p5->previous_page, undef, "limit 0 previous ok";
is $p5->next_page, undef, "limit 0 next ok";
is $p5->page_size, 0, "limit 0 page size ok";
is $p5->first_on_page, 0, "limit 0 first on page ok";
is $p5->last_on_page, 0, "limit 0 last on page ok";
is $p5->last_page, undef, "limit 0 last page ok";
is_deeply $p5->pages_in_spread, [], "limit 0 has an empty page spread";
done_testing;
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