public function testFormatPrecision()
{
$coordinate = new Coordinate(52.123456789012344, 13.123456789012344);
$json = '{ "type" : "Point" , "coordinates" : [ 13.123456789012345, 52.123456789012345 ] }';
$this->assertJsonStringEqualsJsonString($json, $this->formatter->format($coordinate));
}