public function testVenus()
{
// Now that VENUS has data attached we can use her public properties
$venus = Planet::VENUS();
$this->assertInstanceOf('Planet', $venus);
print sprintf('Venus is also a %s.', $venus->related) . PHP_EOL;
}
public static function __()
{
// Within this static initializer, we can attach data by doing a 'constructor' call (without the new keyword)
// Let's attach the inhabitant's name and a related object/service that is identical to the planet's name
Planet::MERCURY('Mercurian', 'Chemical element');
Planet::VENUS('Venusian', 'Roman goddess of love');
Planet::EARTH('Terrestrial', 'Soil we walk on');
// Note how static and/or self can also be used as they point to Planet. This ensures a robust enum definition withstanding any future name changes
static::MARS('Martian', 'Well-known candy bar');
self::PLUTO('Plutonian', 'Fictional Disney character');
}
