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|
use strict;
use warnings;
use Test::More;
use DateTime::Format::Builder;
my $should_fail;
my @parsers = (
{
params => [qw( year month day hour minute second )],
regex => qr/^(\d\d\d\d)(\d\d)(\d\d)T(\d\d)(\d\d)(\d\d)$/,
on_fail => sub { ok( $should_fail, "on_fail called for $_[0]" ) },
on_match => sub { ok( !$should_fail, "on_match called for $_[0]" ) },
},
{
length => 8,
params => [qw( year month day )],
regex => qr/^(\d\d\d\d)(\d\d)(\d\d)$/,
on_fail => sub { ok( $should_fail, "on_fail called for $_[0]" ) },
on_match => sub { ok( !$should_fail, "on_match called for $_[0]" ) },
},
{
length => 13,
params => [qw( year month day hour minute )],
regex => qr/^(\d\d\d\d)(\d\d)(\d\d)T(\d\d)(\d\d)$/,
on_fail => sub { ok( $should_fail, "on_fail called for $_[0]" ) },
on_match => sub { ok( !$should_fail, "on_match called for $_[0]" ) },
},
{
length => 11,
params => [qw( year month day hour )],
regex => qr/^(\d\d\d\d)(\d\d)(\d\d)T(\d\d)$/,
on_fail => sub { ok( $should_fail, "on_fail called for $_[0]" ) },
on_match => sub { ok( !$should_fail, "on_match called for $_[0]" ) },
},
);
{
my $parser = DateTime::Format::Builder->parser( %{ $parsers[0] } );
isa_ok( $parser => 'DateTime::Format::Builder' );
{
$should_fail = 0;
my $dt = $parser->parse_datetime("20030716T163245");
isa_ok( $dt => "DateTime" );
my %methods
= qw( hour 16 minute 32 second 45 year 2003 month 7 day 16 );
while ( my ( $method, $expected ) = each %methods ) {
is( $dt->$method() => $expected, "\$dt->$method() == $expected" );
}
}
{
$should_fail = 1;
my $dt = eval { $parser->parse_datetime("20030716T1632456") };
ok( $@, "Shouldn't've passed or rescued." );
}
}
{
my $parser = DateTime::Format::Builder->parser(@parsers);
isa_ok( $parser => 'DateTime::Format::Builder' );
my %times = (
'20030716T163245' => {
qw(
hour 16 minute 32 second 45 year 2003 month 7 day 16 )
},
'20030716T1632' => {qw( hour 16 minute 32 year 2003 month 7 day 16 )},
'20030716T16' => {qw( hour 16 year 2003 month 7 day 16 )},
'20030716' => {qw( year 2003 month 7 day 16 )},
);
for my $time ( sort keys %times ) {
$should_fail = 0;
my $dt = $parser->parse_datetime($time);
isa_ok( $dt => "DateTime" );
while ( my ( $method, $expected ) = each %{ $times{$time} } ) {
is( $dt->$method() => $expected, "\$dt->$method() == $expected" );
}
}
}
# A class that already has a new
{
sub ClassHasNew::new { return 'new' }
eval q[
package ClassHasNew;
use DateTime::Format::Builder
parsers => {
parse_datetime => [
{
regex => qr/^(\d{4})(\d\d)(d\d)(\d\d)(\d\d)(\d\d)$/,
params => [qw( year month day hour minute second )],
},
{
regex => qr/^(\d{4})(\d\d)(\d\d)$/,
params => [qw( year month day )],
},
],
};
];
ok( !$@, "No errors when creating the class." );
is( ClassHasNew->new, 'new', "Don't overwrite existing new() method" );
}
# A class that tries to make a parser called 'new'
{
sub ClassHasNewMethod::new { return 'new' }
eval q[
package ClassHasNewMethod;
use DateTime::Format::Builder
parsers => {
new =>
{
regex => qr/^(\d{4})(\d\d)(d\d)(\d\d)(\d\d)(\d\d)$/,
params => [qw( year month day hour minute second )],
},
};
];
ok( $@, "Should have errors when creating class." );
like(
$@, qr{Will not override a preexisting method},
"No overriding new with parser"
);
is(
ClassHasNewMethod->new, 'new',
"Don't overwrite existing new() method"
);
}
# A class that tries to override an existing 'new'
{
sub ClassHasNewOver::new { return 'new' }
eval q[
package ClassHasNewOver;
use DateTime::Format::Builder
constructor => 1,
parsers => {
parse_datetime =>
{
regex => qr/^(\d{4})(\d\d)(d\d)(\d\d)(\d\d)(\d\d)$/,
params => [qw( year month day hour minute second )],
},
};
];
ok( $@, "Should have errors when creating class." );
like(
$@, qr{Will not override a preexisting constructor},
"No override new by intention"
);
is(
ClassHasNewOver->new, 'new',
"Don't overwrite existing new() method"
);
}
done_testing();
|
