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|
use strictures 1;
use Test::More;
use Test::Fatal;
use FindBin;
my $FilePath = sub { die "does not pass the type constraint" if $_[0] eq '/' };
{
package Baz;
use Moo;
has 'path' => (
is => 'ro',
isa => $FilePath,
required => 1,
);
sub BUILD {
my ( $self, $params ) = @_;
die $params->{path} . " does not exist"
unless -e $params->{path};
}
# Defining this causes the FIRST call to Baz->new w/o param to fail,
# if no call to ANY Moo::Object->new was done before.
sub DEMOLISH {
my ( $self ) = @_;
}
}
{
package Qee;
use Moo;
has 'path' => (
is => 'ro',
isa => $FilePath,
required => 1,
);
sub BUILD {
my ( $self, $params ) = @_;
die $params->{path} . " does not exist"
unless -e $params->{path};
}
# Defining this causes the FIRST call to Qee->new w/o param to fail...
# if no call to ANY Moo::Object->new was done before.
sub DEMOLISH {
my ( $self ) = @_;
}
}
{
package Foo;
use Moo;
has 'path' => (
is => 'ro',
isa => $FilePath,
required => 1,
);
sub BUILD {
my ( $self, $params ) = @_;
die $params->{path} . " does not exist"
unless -e $params->{path};
}
# Having no DEMOLISH, everything works as expected...
}
check_em ( 'Baz' ); # 'Baz plain' will fail, aka NO error
check_em ( 'Qee' ); # ok
check_em ( 'Foo' ); # ok
check_em ( 'Qee' ); # 'Qee plain' will fail, aka NO error
check_em ( 'Baz' ); # ok
check_em ( 'Foo' ); # ok
check_em ( 'Foo' ); # ok
check_em ( 'Baz' ); # ok !
check_em ( 'Qee' ); # ok
sub check_em {
my ( $pkg ) = @_;
my ( %param, $obj );
# Uncomment to see, that it is really any first call.
# Subsequents calls will not fail, aka giving the correct error.
{
local $@;
my $obj = eval { $pkg->new; };
::like( $@, qr/Missing required argument/, "... $pkg plain" );
::is( $obj, undef, "... the object is undef" );
}
{
local $@;
my $obj = eval { $pkg->new(); };
::like( $@, qr/Missing required argument/, "... $pkg empty" );
::is( $obj, undef, "... the object is undef" );
}
{
local $@;
my $obj = eval { $pkg->new ( notanattr => 1 ); };
::like( $@, qr/Missing required argument/, "... $pkg undef" );
::is( $obj, undef, "... the object is undef" );
}
{
local $@;
my $obj = eval { $pkg->new ( %param ); };
::like( $@, qr/Missing required argument/, "... $pkg undef param" );
::is( $obj, undef, "... the object is undef" );
}
{
local $@;
my $obj = eval { $pkg->new ( path => '/' ); };
::like( $@, qr/does not pass the type constraint/, "... $pkg root path forbidden" );
::is( $obj, undef, "... the object is undef" );
}
{
local $@;
my $obj = eval { $pkg->new ( path => '/this_path/does/not_exist' ); };
::like( $@, qr/does not exist/, "... $pkg non existing path" );
::is( $obj, undef, "... the object is undef" );
}
{
local $@;
my $obj = eval { $pkg->new ( path => $FindBin::Bin ); };
::is( $@, '', "... $pkg no error" );
::isa_ok( $obj, $pkg );
::isa_ok( $obj, 'Moo::Object' );
::is( $obj->path, $FindBin::Bin, "... $pkg got the right value" );
}
}
done_testing;
|
