/**
* Initalize the line segment with its two endpoints.
*
* @api
* @param \Nubs\Geometron\Point $a One endpoint of the line segment.
* @param \Nubs\Geometron\Point $b One endpoint of the line segment.
*/
public function __construct(Point $a, Point $b)
{
if (!$a->isSameSpace($b)) {
throw new Exception('The two points must be in the same geometric space');
}
$this->_a = $a;
$this->_b = $b;
}
/**
* Verify that 2 differently keyed points are not considered the same space.
*
* @test
* @uses \Nubs\Geometron\Point::__construct
* @uses \Nubs\Geometron\Point::vector
* @covers ::isSameSpace
*/
public function isSameSpaceWithDifferentlyKeyedPoints()
{
$a = new Point(new Vector([1, 2, 3]));
$b = new Point(new Vector(['x' => 5, 'y' => 7, 'z' => 2]));
$this->assertFalse($a->isSameSpace($b), 'Points with different keys are not of the same space');
}
