--TEST--
"defined" test
--TEMPLATE--
{{ definedVar          is     defined ? 'ok' : 'ko' }}
{{ definedVar          is not defined ? 'ko' : 'ok' }}
{{ undefinedVar        is     defined ? 'ko' : 'ok' }}
{{ undefinedVar        is not defined ? 'ok' : 'ko' }}
{{ zeroVar             is     defined ? 'ok' : 'ko' }}
{{ nullVar             is     defined ? 'ok' : 'ko' }}
{{ nested.definedVar   is     defined ? 'ok' : 'ko' }}
{{ nested.definedVar   is not defined ? 'ko' : 'ok' }}
{{ nested.undefinedVar is     defined ? 'ko' : 'ok' }}
{{ nested.undefinedVar is not defined ? 'ok' : 'ko' }}
{{ nested.zeroVar      is     defined ? 'ok' : 'ko' }}
{{ nested.nullVar      is     defined ? 'ok' : 'ko' }}
--DATA--
return array(
    'definedVar' => 'defined',
    'zeroVar'    => 0,
    'nullVar'    => null,
    'nested'      => array(
        'definedVar' => 'defined',
        'zeroVar'    => 0,
        'nullVar'    => null,
    )
);
--EXPECT--
ok
ok
ok
ok
ok
ok
ok
ok
ok
ok
ok
ok