$ perl t_File.pl
ok 1 - use Funky;
ok 2 - require Funky;
# Subtest: Vertex
Vertex(<15,22>)
        V: [15, 22]
    ok 1 - An object of class 'Funky::Vertex' isa 'Funky::Vertex'
    ok 2 - x val
    ok 3 - y val
    1..3
ok 3 - Vertex
# Subtest: Rectangle
Rectangle(<10,10;15,25>)
        RB: ["10,10", "15,25"]
    1..0
    # No tests run!
not ok 4 - No tests run for subtest "Rectangle"
#   Failed test 'No tests run for subtest "Rectangle"'
#   at t_File.pl line 30.
Attribute (UR) does not pass the type constraint because: Validation failed for 'Funky::Vertex' with value 15,25 (not isa Funky::Vertex) at /usr/local/lib/perl5/site_perl/5.26/x86_64-cygwin-threads/Moose/Object.pm line 24
        Moose::Object::new('Funky::Rectangle', '10,10;15,25') called at t_File.pl line 23
        main::__ANON__ at /usr/local/share/perl5/site_perl/5.26/Test/Builder.pm line 339
        eval {...} at /usr/local/share/perl5/site_perl/5.26/Test/Builder.pm line 339
        Test::Builder::subtest('Test::Builder=HASH(0x60008c060)', 'Rectangle', 'CODE(0x6007d0e58)') called at /usr/local/share/perl5/site_perl/5.26/Test/More.pm line 807
        Test::More::subtest('Rectangle', 'CODE(0x6007d0e58)') called at t_File.pl line 30
# Tests were run but no plan was declared and done_testing() was not seen.
# Looks like your test exited with 255 just after 4.