tests/testthat/test-applyCRADIS.R

In RMCDA: Multi-Criteria Decision Analysis

library(testthat)

test_that("apply.CRADIS works for provided example and returns the expected structure", {

  mat <- matrix(c(75.5, 95, 770, 187, 179, 239, 237,
                  420, 91, 1365, 1120, 875, 1190, 200,
                  74.2, 70, 189, 210, 112, 217, 112,
                  2.8, 2.68, 7.9, 7.9, 4.43, 8.51, 8.53,
                  21.4, 22.1, 16.9, 14.4, 9.4, 11.5, 19.9,
                  0.37, 0.33, 0.04, 0.03, 0.016, 0.31, 0.29,
                  0.16, 0.16, 0.08, 0.08, 0.09, 0.07, 0.06), nrow=7)
  colnames(mat) <- c("Toughness Index", "Yield Strength", "Young's Modulus",
                  "Density", "Thermal Expansion", "Thermal Conductivity", "Specific Heat")
  rownames(mat) <- c("AI 2024-T6", "AI 5052-O", "SS 301 FH",
                  "SS 310-3AH", "Ti-6AI-4V", "Inconel 718", "70Cu-30Zn")
  weights <- c(0.28, 0.14, 0.05, 0.24, 0.19, 0.05, 0.05)
  beneficial.vector <- c(1, 2, 3)
  result <- apply.CRADIS(mat, weights, beneficial.vector)
  expect_length(result, 7)

  expect_type(result, "double")


})