@Test
  public void test_performance1() throws MatlabOutputException {
    String matlab_function = "return_cell_array_different_size";
    long tic = System.currentTimeMillis();
    int numout = 2;

    Object[] argsT = new Object[1];
    argsT[0] = 1;

    Object[] output = null;
    try {
      output = matlabClient.executeFeval(matlab_function, argsT, numout);
    } catch (MatlabRMIException e) {
      fail("Exception occurred: " + e.getMessage());
    }

    if (output == null || output[0] == null) {
      fail("Unexpected error occurred");
    }

    long toc = System.currentTimeMillis();
    long elapsed_time_long = toc - tic;
    double elapsed_time = (double) elapsed_time_long / 1000.0;

    Object[] result = (Object[]) output[0];
    double matlab_elapsed_time = ((double[]) output[1])[0];

    System.out.println(
        String.format(
            "Elapsed_time = %s Matlab_elapsed_time = %s", elapsed_time, matlab_elapsed_time));
    assertTrue(result.length == 10);
    assertTrue(elapsed_time < matlab_elapsed_time);
  }
  @AfterClass
  public static void tearDownAfterClass() throws Exception {
    // get current directory
    String currentDir = System.getProperty("user.dir");
    currentDir = currentDir + File.separator + "scriptsfortests";

    Object[] argsT = new Object[1];
    argsT[0] = currentDir;

    // remove scripts folder from matlab path
    matlabClient.executeFeval("rmpath", argsT, 0);
  }
  @BeforeClass
  public static void setUpBeforeClass() throws Exception {
    String currentDir = System.getProperty("user.dir");
    currentDir = currentDir + File.separator + "testconfig";
    String configFilePath =
        currentDir + File.separator + MatlabProviderProperties.MATLAB_DEFAULT_CONFIG_FILE_NAME;

    matlabClient = new MatlabClient("R2010bSP", "3876", configFilePath);

    // get script tests current directory
    String scriptDirTests = System.getProperty("user.dir");
    scriptDirTests = scriptDirTests + File.separator + "scriptsfortests";

    Object[] argsT = new Object[1];
    argsT[0] = scriptDirTests;

    // add scripts folder to matlab path
    matlabClient.executeFeval("addpath", argsT, 0);
  }