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use strict;
use warnings;
use Test::More;
use Hash::Util::FieldHash qw( :all);
our @warnings;
BEGIN {
$SIG{'__WARN__'} = sub { push @warnings, @_ };
$| = 1;
}
my $fail_odd = 'Odd number of elements in hash assignment at ';
my $fail_odd_anon = 'Odd number of elements in anonymous hash at ';
my $fail_ref = 'Reference found where even-sized list expected at ';
my $fail_not_hr = 'Not a HASH reference at ';
{
@warnings = ();
fieldhash my %hash;
%hash = (1..3);
cmp_ok(scalar(@warnings),'==',1,'odd count');
cmp_ok(substr($warnings[0],0,length($fail_odd)),'eq',$fail_odd,'odd msg');
@warnings = ();
%hash = 1;
cmp_ok(scalar(@warnings),'==',1,'scalar count');
cmp_ok(substr($warnings[0],0,length($fail_odd)),'eq',$fail_odd,'scalar msg');
@warnings = ();
%hash = { 1..3 };
cmp_ok(scalar(@warnings),'==',2,'odd hashref count');
cmp_ok(substr($warnings[0],0,length($fail_odd_anon)),'eq',$fail_odd_anon,'odd hashref msg 1');
cmp_ok(substr($warnings[1],0,length($fail_ref)),'eq',$fail_ref,'odd hashref msg 2');
@warnings = ();
%hash = [ 1..3 ];
cmp_ok(scalar(@warnings),'==',1,'arrayref count');
cmp_ok(substr($warnings[0],0,length($fail_ref)),'eq',$fail_ref,'arrayref msg');
@warnings = ();
%hash = sub { print "fenice" };
cmp_ok(scalar(@warnings),'==',1,'coderef count');
cmp_ok(substr($warnings[0],0,length($fail_odd)),'eq',$fail_odd,'coderef msg');
@warnings = ();
$_ = { 1..10 };
cmp_ok(scalar(@warnings),'==',0,'hashref assign');
}
done_testing;
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