use utf8;
use strict;
use warnings;
use lib 't/lib/';
use Test::More 0.88;
use SubtestCompat;
use TestBridge;
use TestUtils;
use CPAN::Meta::YAML;
use File::Basename qw/basename/;
use File::Spec::Functions 'catfile';
use File::Temp 0.19; # newdir
#--------------------------------------------------------------------------#
# Error conditions
#--------------------------------------------------------------------------#
subtest 'no filename for write()' => sub {
my $obj = CPAN::Meta::YAML->new();
eval { $obj->write(); };
error_like( qr/You did not specify a file name/,
"No filename provided to write()"
);
};
#--------------------------------------------------------------------------#
# Test that write uses correct encoding and can round-trip
#--------------------------------------------------------------------------#
my @cases = (
{ label => "ascii", name => "Mengue" },
{ label => "latin1", name => "Mengué" },
{ label => "wide", name => "あ" },
);
my @warnings;
local $SIG{__WARN__} = sub { push @warnings, $_[0] };
# CPAN::Meta::YAML doesn't preserve order in the file, so we can't actually check
# file equivalence. We have to see if we can round-trip a data structure
# from Perl to YAML and back.
for my $c ( @cases ) {
subtest "write $c->{label} characters" => sub {
my $data;
@warnings = ();
# get a tempfile name to write to
my $tempdir = File::Temp->newdir("YTXXXXXX", TMPDIR => 1 );
my $short_tempfile = 'output';
my $tempfile = catfile($tempdir, $short_tempfile);
# CPAN::Meta::YAML->write
ok( CPAN::Meta::YAML->new($c)->write($tempfile),
"case $c->{label}: write $short_tempfile" )
or diag "ERROR: " . CPAN::Meta::YAML->errstr;
# CPAN::Meta::YAML->read
ok( $data = eval { CPAN::Meta::YAML->read( $tempfile ) },
"case $c->{label}: read $short_tempfile" )
or diag "ERROR: " . CPAN::Meta::YAML->errstr;
is( $@, '', "no error caught" );
SKIP : {
skip "no data read", 1 unless $data;
cmp_deeply( $data, [ $c ],
"case $c->{label}: Perl -> File -> Perl roundtrip" );
}
# CPAN::Meta::YAML->read_string on UTF-8 decoded data
ok( $data = eval { CPAN::Meta::YAML->read_string( slurp($tempfile, ":utf8") ) },
"case $c->{label}: read_string on UTF-8 decoded $short_tempfile" );
is( $@, '', "no error caught" );
SKIP : {
skip "no data read", 1 unless $data;
cmp_deeply( $data, [ $c ],
"case $c->{label}: Perl -> File -> Decoded -> Perl roundtrip" );
}
is( scalar @warnings, 0, "case $c->{label}: no warnings caught" )
or diag @warnings;
}
}
done_testing;