ambari-metrics-anomaly-detection-service/src/test/scala/org/apache/ambari/metrics/adservice/metadata/AMSMetadataProviderTest.scala

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package org.apache.ambari.metrics.adservice.metadata

import org.apache.ambari.metrics.adservice.configuration.MetricCollectorConfiguration
import org.apache.hadoop.metrics2.sink.timeline.TimelineMetricKey
import org.scalatest.FunSuite

class AMSMetadataProviderTest extends FunSuite {

  test("testFromTimelineMetricKey") {
    val timelineMetricKeys: java.util.Set[TimelineMetricKey] = new java.util.HashSet[TimelineMetricKey]()

    val uuid: Array[Byte] = Array.empty[Byte]

    for (i <- 1 to 3) {
      val key: TimelineMetricKey = new TimelineMetricKey("M" + i, "App", null, "H", uuid)
      timelineMetricKeys.add(key)
    }

    val aMSMetadataProvider : ADMetadataProvider = new ADMetadataProvider(new MetricCollectorConfiguration)

    val metricKeys : Set[MetricKey] = aMSMetadataProvider.fromTimelineMetricKey(timelineMetricKeys)
    assert(metricKeys.size == 3)
  }

}