## ---- test-semmcci-mc-moment
lapply(
  X = 1,
  FUN = function(i,
                 text) {
    message(text)
    lower <- "
      11.834
       6.947   9.364
       6.819   5.091  12.532
       4.783   5.028   7.495   9.986
      -3.839  -3.889  -3.841  -3.625  9.610
     -21.899 -18.831 -21.748 -18.775 35.522 450.288
    "
    sample_cov <- lavaan::getCov(
      lower,
      names = c(
        "anomia67",
        "powerless67",
        "anomia71",
        "powerless71",
        "education",
        "sei"
      )
    )
    # classic wheaton et al. model
    model <- "
      # latent variables
      ses     =~ education + sei
      alien67 =~ anomia67 + powerless67
      alien71 =~ anomia71 + powerless71
      # regressions
      alien71 ~ alien67 + ses
      alien67 ~ ses
      # correlated residuals
      anomia67 ~~ anomia71
      powerless67 ~~ powerless71
    "
    fit <- lavaan::sem(
      model = model,
      sample.cov = sample_cov,
      sample.nobs = 932
    )
    testthat::test_that(
      paste(text, "MCCI error"),
      {
        testthat::expect_error(
          MCMI(fit)
        )
      }
    )
    MC(fit)
  },
  text = "test-semmcci-mc-moment"
)