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Akka/Scala example source code file (CamelExchangeAdapterTest.scala)

This example Akka source code file (CamelExchangeAdapterTest.scala) is included in my "Source Code Warehouse" project. The intent of this project is to help you more easily find Akka and Scala source code examples by using tags.

All credit for the original source code belongs to akka.io; I'm just trying to make examples easier to find. (For my Scala work, see my Scala examples and tutorials.)

Akka tags/keywords

akka, camel, camelexchangeadapter, camelexchangeadaptertest, camelmessage, exception, exchange, exchangepattern, funsuite, map, sharedcamelsystem

The CamelExchangeAdapterTest.scala Akka example source code

/**
 * Copyright (C) 2009-2014 Typesafe Inc. <http://www.typesafe.com>
 */

package akka.camel

import language.implicitConversions

import internal.CamelExchangeAdapter
import org.apache.camel.impl.DefaultExchange
import org.apache.camel.{ Exchange, ExchangePattern }
import akka.camel.TestSupport.{ SharedCamelSystem }
import org.scalatest.FunSuite

class CamelExchangeAdapterTest extends FunSuite with SharedCamelSystem {

  //TODO: Get rid of implicit.
  // It is here, as was easier to add this implicit than to rewrite the whole test...
  implicit def exchangeToAdapter(e: Exchange) = new CamelExchangeAdapter(e)

  test("mustSetInMessageFromRequestMessage") {
    val e1 = sampleInOnly
    e1.setRequest(CamelMessage("x", Map.empty))
    assert(e1.getIn.getBody === "x")
    val e2 = sampleInOut
    e2.setRequest(CamelMessage("y", Map.empty))
    assert(e2.getIn.getBody === "y")
  }

  test("mustSetOutMessageFromResponseMessage") {
    val e1 = sampleInOut
    e1.setResponse(CamelMessage("y", Map.empty))
    assert(e1.getOut.getBody === "y")
  }

  test("mustSetInMessageFromResponseMessage") {
    val e1 = sampleInOnly
    e1.setResponse(CamelMessage("x", Map.empty))
    assert(e1.getIn.getBody === "x")
  }

  test("mustSetExceptionFromFailureMessage") {
    val e1 = sampleInOnly
    e1.setFailure(FailureResult(new Exception("test1")))
    assert(e1.getException.getMessage === "test1")
    val e2 = sampleInOut
    e2.setFailure(FailureResult(new Exception("test2")))
    assert(e2.getException.getMessage === "test2")
  }

  test("mustCreateRequestMessageFromInMessage") {
    val m = sampleInOnly.toRequestMessage
    assert(m === CamelMessage("test-in", Map("key-in" -> "val-in")))
  }

  test("mustCreateResponseMessageFromInMessage") {
    val m = sampleInOnly.toResponseMessage
    assert(m === CamelMessage("test-in", Map("key-in" -> "val-in")))
  }

  test("mustCreateResponseMessageFromOutMessage") {
    val m = sampleInOut.toResponseMessage
    assert(m === CamelMessage("test-out", Map("key-out" -> "val-out")))
  }

  test("mustCreateFailureMessageFromExceptionAndInMessage") {
    val e1 = sampleInOnly
    e1.setException(new Exception("test1"))
    assert(e1.toAkkaCamelException.getMessage === "test1")
    assert(e1.toAkkaCamelException.headers("key-in") === "val-in")
    assert(e1.toFailureMessage.cause.getMessage === "test1")
    assert(e1.toFailureMessage.headers("key-in") === "val-in")
  }

  test("mustCreateFailureMessageFromExceptionAndOutMessage") {
    val e1 = sampleInOut
    e1.setException(new Exception("test2"))
    assert(e1.toAkkaCamelException.getMessage === "test2")
    assert(e1.toAkkaCamelException.headers("key-out") === "val-out")
    assert(e1.toFailureMessage.cause.getMessage === "test2")
    assert(e1.toFailureMessage.headers("key-out") === "val-out")
  }

  test("mustCreateRequestMessageFromInMessageWithAdditionalHeader") {
    val m = sampleInOnly.toRequestMessage(Map("x" -> "y"))
    assert(m === CamelMessage("test-in", Map("key-in" -> "val-in", "x" -> "y")))
  }

  test("mustCreateResponseMessageFromInMessageWithAdditionalHeader") {
    val m = sampleInOnly.toResponseMessage(Map("x" -> "y"))
    assert(m === CamelMessage("test-in", Map("key-in" -> "val-in", "x" -> "y")))
  }

  test("mustCreateResponseMessageFromOutMessageWithAdditionalHeader") {
    val m = sampleInOut.toResponseMessage(Map("x" -> "y"))
    assert(m === CamelMessage("test-out", Map("key-out" -> "val-out", "x" -> "y")))
  }

  test("mustCreateFailureMessageFromExceptionAndInMessageWithAdditionalHeader") {
    val e1 = sampleInOnly
    e1.setException(new Exception("test1"))
    assert(e1.toAkkaCamelException.getMessage === "test1")
    val headers = e1.toAkkaCamelException(Map("x" -> "y")).headers
    assert(headers("key-in") === "val-in")
    assert(headers("x") === "y")

    assert(e1.toFailureMessage.cause.getMessage === "test1")
    val failureHeaders = e1.toFailureResult(Map("x" -> "y")).headers
    assert(failureHeaders("key-in") === "val-in")
    assert(failureHeaders("x") === "y")

  }

  test("mustCreateFailureMessageFromExceptionAndOutMessageWithAdditionalHeader") {
    val e1 = sampleInOut
    e1.setException(new Exception("test2"))
    assert(e1.toAkkaCamelException.getMessage === "test2")
    val headers = e1.toAkkaCamelException(Map("x" -> "y")).headers
    assert(headers("key-out") === "val-out")
    assert(headers("x") === "y")
    assert(e1.toFailureMessage.cause.getMessage === "test2")
    val failureHeaders = e1.toFailureResult(Map("x" -> "y")).headers
    assert(failureHeaders("key-out") === "val-out")
    assert(failureHeaders("x") === "y")
  }

  private def sampleInOnly = sampleExchange(ExchangePattern.InOnly)
  private def sampleInOut = sampleExchange(ExchangePattern.InOut)

  private def sampleExchange(pattern: ExchangePattern) = {
    val exchange = new DefaultExchange(camel.context)
    exchange.getIn.setBody("test-in")
    exchange.getOut.setBody("test-out")
    exchange.getIn.setHeader("key-in", "val-in")
    exchange.getOut.setHeader("key-out", "val-out")
    exchange.setPattern(pattern)
    exchange
  }
}

Other Akka source code examples

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