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|
use strict;
use warnings;
use Test::More tests => 16;
use Data::Printer::Object;
my $ddp = Data::Printer::Object->new( colored => 0 );
my %hash = ();
is($ddp->parse(\%hash), '{}', 'empty hash');
undef %hash;
$ddp = Data::Printer::Object->new( colored => 0 );
is($ddp->parse(\%hash), '{}', 'undefined hash');
# the "%hash = 1" code below is wrong and issues
# an "odd number of elements in hash assignment"
# warning message. But since it's just a warning
# (meaning the code will still run even under strictness)
# we make sure to test everything will be alright.
{
no warnings 'misc';
%hash = 1;
}
$ddp = Data::Printer::Object->new( colored => 0 );
is( $ddp->parse(\%hash),
'{
1 undef
}', 'evil hash of doom');
%hash = ( foo => 33, bar => 99 );
$ddp = Data::Printer::Object->new( colored => 0 );
is( $ddp->parse(\%hash),
'{
bar 99,
foo 33
}', 'simple hash');
$ddp = Data::Printer::Object->new( colored => 0, hash_separator => ': ' );
is( $ddp->parse(\%hash),
'{
bar: 99,
foo: 33
}', 'simple hash with custom separator');
$ddp = Data::Printer::Object->new( colored => 0 );
my $scalar = 4.2;
$hash{$scalar} = \$scalar;
$hash{hash} = { 1 => 2, 3 => { 4 => 5 }, 10 => 11 };
$hash{something} = [ 3 .. 5 ];
$hash{zelda} = 'moo';
is( $ddp->parse(\%hash),
'{
4.2 \\ 4.2,
bar 99,
foo 33,
hash {
1 2,
3 {
4 5
},
10 11
},
something [
[0] 3,
[1] 4,
[2] 5
],
zelda "moo"
}', 'nested hash');
$ddp = Data::Printer::Object->new( colored => 0, align_hash => 0 );
is( $ddp->parse(\%hash),
'{
4.2 \\ 4.2,
bar 99,
foo 33,
hash {
1 2,
3 {
4 5
},
10 11
},
something [
[0] 3,
[1] 4,
[2] 5
],
zelda "moo"
}', 'nested hash, unaligned');
$ddp = Data::Printer::Object->new( colored => 0 );
my $hash_ref = { c => 3 };
%hash = ( a => 1, b => \$hash_ref, d => 4 );
is( $ddp->parse(\%hash),
'{
a 1,
b \\ {
c 3
},
d 4
}', 'reference of a hash reference');
$ddp = Data::Printer::Object->new( colored => 0 );
is( $ddp->parse(\\$hash_ref),
'\\ {
c 3
}', 'simple ref to hash ref' );
%hash = ( 'undef' => undef, foo => { 'meep' => undef }, zed => 26 );
$ddp = Data::Printer::Object->new( colored => 0 );
is( $ddp->parse(\%hash),
'{
foo {
meep undef
},
undef undef,
zed 26
}', 'hash with undefs' );
$ddp = Data::Printer::Object->new( colored => 0, hash_max => 6 );
my $i = 10;
%hash = map { $_ => $i++ } split //, 'abcdefghijklmnopqrstuvwxyz';
is($ddp->parse(\%hash),
'{
a 10,
b 11,
c 12,
d 13,
e 14,
f 15,
(...skipping 20 keys...)
}', 'hash_max reached');
$ddp = Data::Printer::Object->new( colored => 0, hash_max => 6, hash_preserve => 'begin' );
is($ddp->parse(\%hash),
'{
a 10,
b 11,
c 12,
d 13,
e 14,
f 15,
(...skipping 20 keys...)
}', 'hash_max reached, preserve begin is the default');
$ddp = Data::Printer::Object->new( colored => 0, hash_max => 6, hash_preserve => 'end' );
is($ddp->parse(\%hash),
'{
(...skipping 20 keys...)
u 30,
v 31,
w 32,
x 33,
y 34,
z 35
}', 'hash_max reached, preserving end');
$ddp = Data::Printer::Object->new( colored => 0, hash_max => 6, hash_preserve => 'middle' );
is($ddp->parse(\%hash),
'{
(...skipping 9 keys...)
j 19,
k 20,
l 21,
m 22,
n 23,
o 24,
(...skipping 11 keys...)
}', 'hash_max reached, preserving middle');
$ddp = Data::Printer::Object->new( colored => 0, hash_max => 6, hash_preserve => 'extremes' );
is($ddp->parse(\%hash),
'{
a 10,
b 11,
c 12,
(...skipping 20 keys...)
x 33,
y 34,
z 35
}', 'hash_max reached, preserving extremes');
$ddp = Data::Printer::Object->new( colored => 0, hash_max => 6, hash_preserve => 'none' );
is($ddp->parse(\%hash),
'{
(...skipping 26 keys...)
}', 'hash_max reached, preserving none');
|
