public function testConstantGetters()
{
$t = new Constants();
$this->assertNull($t->getPropertyC1());
$this->assertFalse($t->getPropertyC2());
$this->assertTrue($t->getPropertyC3());
$this->assertSame($t->getPropertyC4(), 10);
$this->assertSame($t->getPropertyC5(), 10.25);
$this->assertSame($t->getPropertyC6(), "test");
}