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

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 * this work for additional information regarding copyright ownership.
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 *    http://www.apache.org/licenses/LICENSE-2.0
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package org.apache.ambari.metrics.adservice.metadata

import org.apache.commons.lang.SerializationUtils
import org.scalatest.FunSuite

class MetricSourceDefinitionTest extends FunSuite {

  test("createNewMetricSourceDefinition") {
    val msd : MetricSourceDefinition = new MetricSourceDefinition("testDefinition", "testAppId", MetricSourceDefinitionType.API)

    assert(msd.definitionName == "testDefinition")
    assert(msd.appId == "testAppId")
    assert(msd.definitionSource == MetricSourceDefinitionType.API)

    assert(msd.hosts.isEmpty)
    assert(msd.metricDefinitions.isEmpty)
    assert(msd.associatedAnomalySubsystems.isEmpty)
    assert(msd.relatedDefinitions.isEmpty)
  }

  test("testAddMetricDefinition") {
    val msd : MetricSourceDefinition = new MetricSourceDefinition("testDefinition", "testAppId", MetricSourceDefinitionType.API)
    assert(msd.metricDefinitions.isEmpty)

    msd.addMetricDefinition(MetricDefinition("TestMetric", "TestApp", List.empty[String]))
    assert(msd.metricDefinitions.nonEmpty)
  }

  test("testEquals") {
    val msd1 : MetricSourceDefinition = new MetricSourceDefinition("testDefinition", "testAppId", MetricSourceDefinitionType.API)
    val msd2 : MetricSourceDefinition = new MetricSourceDefinition("testDefinition", "testAppId2", MetricSourceDefinitionType.API)
    assert(msd1 == msd2)

    val msd3 : MetricSourceDefinition = new MetricSourceDefinition("testDefinition1", "testAppId", MetricSourceDefinitionType.API)
    val msd4 : MetricSourceDefinition = new MetricSourceDefinition("testDefinition2", "testAppId2", MetricSourceDefinitionType.API)
    assert(msd3 != msd4)
  }

  test("testRemoveMetricDefinition") {
    val msd : MetricSourceDefinition = new MetricSourceDefinition("testDefinition", "testAppId", MetricSourceDefinitionType.API)
    assert(msd.metricDefinitions.isEmpty)

    msd.addMetricDefinition(MetricDefinition("TestMetric", "TestApp", List.empty[String]))
    assert(msd.metricDefinitions.nonEmpty)

    msd.removeMetricDefinition(MetricDefinition("TestMetric", "TestApp", List.empty[String]))
    assert(msd.metricDefinitions.isEmpty)
  }

  test("serializeDeserialize") {
    val msd : MetricSourceDefinition = new MetricSourceDefinition("testDefinition", "testAppId", MetricSourceDefinitionType.API)
    val msdByteArray: Array[Byte] = SerializationUtils.serialize(msd)
    assert(msdByteArray.nonEmpty)

    val msd2: MetricSourceDefinition = SerializationUtils.deserialize(msdByteArray).asInstanceOf[MetricSourceDefinition]
    assert(msd2 != null)
    assert(msd == msd2)

  }
}