public function testGetsMetricsWithoutToken()
{
$this->connection->listMetrics(Argument::any())->willReturn(['metrics' => [['name' => $this->metricName]]])->shouldBeCalledTimes(1);
$this->client->setConnection($this->connection->reveal());
$metrics = iterator_to_array($this->client->metrics());
$this->assertEquals($this->metricName, $metrics[0]->name());
}