/**
* @covers Marando\AstroCoord\Frame::FK4
*/
public function testFK4()
{
$equinoxes = [Epoch::B1950(), Epoch::B1900(), Epoch::B(1948), Epoch::dt(AstroDate::now())];
foreach ($equinoxes as $e) {
$equinox = $e;
$fk4 = Frame::FK4($e);
$this->assertEquals('FK4', $fk4->name);
$this->assertEquals($equinox, $fk4->equinox);
}
}
