/**
* Tests Countable and Traversable interfaces.
*/
public function testInterfaces()
{
$circularString = CircularString::fromText('CIRCULARSTRING (1 2, 3 4, 5 6)');
$this->assertInstanceOf(\Countable::class, $circularString);
$this->assertSame(3, count($circularString));
$this->assertInstanceOf(\Traversable::class, $circularString);
$this->assertSame([$circularString->pointN(1), $circularString->pointN(2), $circularString->pointN(3)], iterator_to_array($circularString));
}
/**
* Loads the underlying geometry.
*
* @return void
*
* @throws GeometryIOException If the proxy data is not valid.
* @throws CoordinateSystemException If the resulting geometry contains mixed coordinate systems.
* @throws InvalidGeometryException If the resulting geometry is not valid.
* @throws UnexpectedGeometryException If the resulting geometry is not an instance of the proxied class.
*/
private function load()
{
$this->proxyGeometry = $this->proxyIsBinary ? CircularString::fromBinary($this->proxyData, $this->proxySRID) : CircularString::fromText($this->proxyData, $this->proxySRID);
}