samza-core/src/test/scala/org/apache/samza/job/TestShellCommandBuilder.scala

/*
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 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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,
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 * specific language governing permissions and limitations
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 */

package org.apache.samza.job

import org.junit.Assert._
import org.junit.Test
import scala.collection.JavaConverters._
import org.apache.samza.config.MapConfig
import org.apache.samza.config.ShellCommandConfig
import java.net.URL

class TestShellCommandBuilder {
  @Test
  def testEnvironmentVariables {
    val urlStr = "http://www.google.com"
    val config = new MapConfig(Map(ShellCommandConfig.COMMAND_SHELL_EXECUTE -> "foo").asJava)
    val scb = new ShellCommandBuilder
    scb.setConfig(config)
    scb.setId("1")
    scb.setUrl(new URL(urlStr))
    val command = scb.buildCommand
    val environment = scb.buildEnvironment
    assertEquals("foo", command)
    assertEquals("1", environment.get(ShellCommandConfig.ENV_CONTAINER_ID))
    assertEquals(urlStr, environment.get(ShellCommandConfig.ENV_COORDINATOR_URL))
  }

  // if cmdPath is specified, the full path to the command should be adjusted
  @Test
  def testBuildCommandWithCommandPath {
    val urlStr = "http://www.linkedin.com"
    val config = new MapConfig(Map(ShellCommandConfig.COMMAND_SHELL_EXECUTE -> "foo").asJava)
    val scb = new ShellCommandBuilder
    scb.setConfig(config)
    scb.setId("1")
    scb.setUrl(new URL(urlStr))
    val command = scb.buildCommand
    assertEquals("foo", command)

    scb.setCommandPath("/package/path")
    val command1 = scb.buildCommand
    assertEquals("/package/path/foo", command1)
  }
}