# Copyright (C) 2019 Johannes Ranke # Contact: jranke@uni-bremen.de # This file is part of the R package mkin # mkin is free software: you can redistribute it and/or modify it under the # terms of the GNU General Public License as published by the Free Software # Foundation, either version 3 of the License, or (at your option) any later # version. # This program is distributed in the hope that it will be useful, but WITHOUT # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS # FOR A PARTICULAR PURPOSE. See the GNU General Public License for more # details. # You should have received a copy of the GNU General Public License along with # this program. If not, see <http://www.gnu.org/licenses/> context("Fitting the logistic model") logistic <- mkinmod(parent = mkinsub("logistic")) sampling_times = c(0, 1, 3, 7, 14, 28, 60, 90, 120) parms_logistic <- c(kmax = 0.08, k0 = 0.0001, r = 0.2) d_logistic <- mkinpredict(logistic, parms_logistic, c(parent = 100), sampling_times) d_2_1 <- add_err(d_logistic, sdfunc = function(x) sigma_twocomp(x, 0.5, 0.07), n = 1, reps = 2, digits = 5, LOD = 0.1, seed = 123456) test_that("The logistic model fit is reproducible", { m <- mkinfit("logistic", d_2_1[[1]], quiet = TRUE) dtx <- endpoints(m)$distimes["parent", ] expect_equivalent(dtx, c(36.865, 62.415, 4297.854, 10.833), tolerance = 0.001) })