Reusable base unit test class that launches the FTP server

BaseIntegrationTestCase.groovy

import org.junit.Before
import grails.test.GrailsUnitTestCase

/**
 * Common base class for all integration tests starts an FTP server and ensures FTP folders exist
 */
class BaseIntegrationTestCase extends GrailsUnitTestCase {
  // Load our configured FTP server
  def testFtpServer

  /**
   * Convenience method to ensure that local folders in test directory are created
   * @param path the path to be created if it does not exist
   */
  protected void initLocalTestFolder(String path) {
    if (!path) return
    File localFile = new File(path)
    if (!localFile.exists()) {
      localFile.mkdirs();
    }
  }

  @Before
  public void setUp() {
    super.setUp();

    // Ensure the test FTP folder is created; this folder is configured in user.properties
    initLocalTestFolder("target/test-ftp")

    // Check to see if the server is started yet, if not, start er' up
    if (testFtpServer && testFtpServer.isStopped()) {
      testFtpServer.start()
    }
  }
}