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/*
* =========================================================================================
* Copyright © 2013-2015 the kamon project <http://kamon.io/>
*
* Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software distributed under the
* License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
* either express or implied. See the License for the specific language governing permissions
* and limitations under the License.
* =========================================================================================
*/
package kamon.util
import com.typesafe.config.ConfigFactory
import kamon.metric.instrument.{ Memory, Time }
import org.scalatest.{ Matchers, WordSpec }
class NeedToScaleSpec extends WordSpec with Matchers {
"NeedToScale" should {
"extract time unit to scale to from config" in {
val config = ConfigFactory.parseString(
"""
|time-units = "ms"
""".stripMargin)
config match {
case NeedToScale(timeUnits, memoryUnits) ⇒
timeUnits should be(Some(Time.Milliseconds))
memoryUnits should be(None)
}
}
"extract memory unit to scale to from config" in {
val config = ConfigFactory.parseString(
"""
|memory-units = "kb"
""".stripMargin)
config match {
case NeedToScale(timeUnits, memoryUnits) ⇒
timeUnits should be(None)
memoryUnits should be(Some(Memory.KiloBytes))
}
}
"extract nothing if config has no proper keys" in {
val config = ConfigFactory.parseString(
"""
|some-other-key = "value"
""".stripMargin)
config match {
case NeedToScale(timeUnits, memoryUnits) ⇒
fail("Should not match")
case _ ⇒
}
}
}
}
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