diff options
Diffstat (limited to 'tests/testthat')
| -rw-r--r-- | tests/testthat/test_twa.R | 42 |
1 files changed, 24 insertions, 18 deletions
diff --git a/tests/testthat/test_twa.R b/tests/testthat/test_twa.R index a84b2c4e..758c42c3 100644 --- a/tests/testthat/test_twa.R +++ b/tests/testthat/test_twa.R @@ -21,23 +21,29 @@ context("Calculation of maximum time weighted average concentrations (TWAs)") test_that("Time weighted average concentrations are correct", { skip_on_cran() - twa_models <- c("SFO", "FOMC", "DFOP") - fits <- mmkin(twa_models, list(FOCUS_D = FOCUS_2006_D), - quiet = TRUE, cores = 1) - - outtimes_7 <- seq(0, 7, length.out = 10000) - for (model in twa_models) { - fit <- fits[[model, 1]] - bpar <- summary(fit)$bpar[, "Estimate"] - pred_7 <- mkinpredict(fit$mkinmod, - odeparms = bpar[2:length(bpar)], - odeini = c(parent = bpar[[1]]), - outtimes = outtimes_7) - twa_num <- mean(pred_7$parent) - names(twa_num) <- 7 - twa_ana <- max_twa_parent(fit, 7) - - # Test for absolute difference (scale = 1) - expect_equal(twa_num, twa_ana, tolerance = 0.001, scale = 1) + twa_models <- c("SFO", "FOMC", "DFOP", "HS") + fits <- mmkin(twa_models, + list(FOCUS_C = FOCUS_2006_C, FOCUS_D = FOCUS_2006_D), + quiet = TRUE, cores = 8) + + outtimes_10 <- seq(0, 10, length.out = 10000) + + for (ds in c("FOCUS_C", "FOCUS_D")) { + for (model in twa_models) { + fit <- fits[[model, ds]] + bpar <- summary(fit)$bpar[, "Estimate"] + pred_10 <- mkinpredict(fit$mkinmod, + odeparms = bpar[2:length(bpar)], + odeini = c(parent = bpar[[1]]), + outtimes = outtimes_10) + twa_num <- mean(pred_10$parent) + names(twa_num) <- 10 + twa_ana <- max_twa_parent(fit, 10) + + # Test for absolute difference (scale = 1) + # The tolerance can be reduced if the length of outtimes is increased, + # but this needs more computing time so we stay with lenght.out = 10k + expect_equal(twa_num, twa_ana, tolerance = 0.003, scale = 1) + } } }) |