public function testFieldValueStringEscaping()
{
$expected = 'instance,host=server01,region=us-west spaces="string with spaces",doublequote="the \\" is escaped"';
$point = $this->getPoint(null);
$point->setFields(['spaces' => 'string with spaces', 'doublequote' => 'the " is escaped']);
$this->assertEquals($expected, (string) $point);
}