Beberlei\Metrics\Collector\Prometheus::setTags PHP Метод

    public function setTags($tags)
    {
        $this->tags = $tags;
    }

 public function testMeasureWhenSetNewVariableWithTags()
 {
     $expectedVariableValue = 123;
     $expectedTagsNames = array('tag1', 'tag2');
     $expectedTagsValues = array('value1', 'value2');
     $gaugeMock = $this->getMockBuilder('\\Prometheus\\Gauge')->disableOriginalConstructor()->getMock();
     $gaugeMock->expects($this->once())->method('set')->with($expectedVariableValue, $expectedTagsValues);
     $this->collectorRegistryMock->expects($this->once())->method('getGauge')->with(self::TEST_NAMESPACE, self::TEST_VARIABLE_NAME)->willThrowException(new MetricNotFoundException());
     $this->collectorRegistryMock->expects($this->once())->method('registerGauge')->with(self::TEST_NAMESPACE, self::TEST_VARIABLE_NAME, '', $expectedTagsNames)->willReturn($gaugeMock);
     $this->collector->setTags(array('tag1' => 'value1', 'tag2' => 'value2'));
     $this->collector->measure(self::TEST_VARIABLE_NAME, $expectedVariableValue);
     $this->collector->flush();
 }