/**
* Tests Countable and Traversable interfaces.
*/
public function testInterfaces()
{
$point = Point::fromText('POINT (1 2)');
$lineString = LineString::fromText('LINESTRING (1 2, 3 4)');
$geometryCollection = GeometryCollection::of($point, $lineString);
$this->assertInstanceOf(\Countable::class, $geometryCollection);
$this->assertSame(2, count($geometryCollection));
$this->assertInstanceOf(\Traversable::class, $geometryCollection);
$this->assertSame([$point, $lineString], iterator_to_array($geometryCollection));
}
/**
* @dataProvider providerWriteEmptyGeometryCollection
*
* @param string $wkt The WKT to test.
*/
public function testWriteEmptyGeometryCollection($wkt)
{
$writer = new WKTWriter();
$geometry = GeometryCollection::fromText($wkt);
$this->assertSame($wkt, $writer->write($geometry));
}