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Diffstat (limited to 'kamon-play/src/test/scala/kamon/play/LoggerLikeInstrumentationSpec.scala')
-rw-r--r-- | kamon-play/src/test/scala/kamon/play/LoggerLikeInstrumentationSpec.scala | 122 |
1 files changed, 122 insertions, 0 deletions
diff --git a/kamon-play/src/test/scala/kamon/play/LoggerLikeInstrumentationSpec.scala b/kamon-play/src/test/scala/kamon/play/LoggerLikeInstrumentationSpec.scala new file mode 100644 index 00000000..c41f7004 --- /dev/null +++ b/kamon-play/src/test/scala/kamon/play/LoggerLikeInstrumentationSpec.scala @@ -0,0 +1,122 @@ +/* ========================================================================================= + * Copyright © 2013-2014 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.play + +import ch.qos.logback.classic.spi.ILoggingEvent +import ch.qos.logback.classic.{ AsyncAppender, LoggerContext } +import ch.qos.logback.core.read.ListAppender +import ch.qos.logback.core.status.NopStatusListener +import kamon.trace.TraceLocal +import org.scalatest.BeforeAndAfter +import org.scalatestplus.play._ +import org.slf4j +import play.api.LoggerLike +import play.api.mvc.Results.Ok +import play.api.mvc._ +import play.api.test.Helpers._ +import play.api.test._ + +import scala.concurrent.Future + +class LoggerLikeInstrumentationSpec extends PlaySpec with OneServerPerSuite with BeforeAndAfter { + + System.setProperty("config.file", "./kamon-play/src/test/resources/conf/application.conf") + + val executor = scala.concurrent.ExecutionContext.Implicits.global + + val infoMessage = "Info Message" + val headerValue = "My header value" + val otherValue = "My other value" + + case class LocalStorageValue(header: String, other: String) + + object TraceLocalKey extends TraceLocal.TraceLocalKey { + type ValueType = LocalStorageValue + } + + before { + LoggingHandler.startLogging() + } + + after { + LoggingHandler.stopLogging() + } + + implicit override lazy val app = FakeApplication(withRoutes = { + + case ("GET", "/logging") ⇒ + Action.async { + Future { + TraceLocal.store(TraceLocalKey)(LocalStorageValue(headerValue, otherValue)) + LoggingHandler.info(infoMessage) + Ok("OK") + }(executor) + } + }) + + "the LoggerLike instrumentation" should { + "be put the properties of TraceLocal into the MDC as key -> value in a request" in { + LoggingHandler.appenderStart() + + val Some(result) = route(FakeRequest(GET, "/logging")) + Thread.sleep(500) // wait to complete the future + TraceLocal.retrieve(TraceLocalKey) must be(Some(LocalStorageValue(headerValue, otherValue))) + + LoggingHandler.appenderStop() + + headerValue must be(LoggingHandler.getValueFromMDC("header")) + otherValue must be(LoggingHandler.getValueFromMDC("other")) + } + } +} + +object LoggingHandler extends LoggerLike { + + val loggerContext = new LoggerContext() + val rootLogger = loggerContext.getLogger(org.slf4j.Logger.ROOT_LOGGER_NAME) + val asyncAppender = new AsyncAppender() + val listAppender = new ListAppender[ILoggingEvent]() + val nopStatusListener = new NopStatusListener() + + override val logger: slf4j.Logger = rootLogger + + def startLogging(): Unit = { + loggerContext.getStatusManager().add(nopStatusListener) + asyncAppender.setContext(loggerContext) + listAppender.setContext(loggerContext) + listAppender.setName("list") + listAppender.start() + } + + def stopLogging(): Unit = { + listAppender.stop() + } + + def appenderStart(): Unit = { + asyncAppender.addAppender(listAppender) + asyncAppender.start() + rootLogger.addAppender(asyncAppender) + } + + def appenderStop(): Unit = { + asyncAppender.stop() + } + + def getValueFromMDC(key: String): String = { + listAppender.list.get(0).getMDCPropertyMap.get(key) + } +} + |