tests/testthat/test-softmax.R

context("test - softmax")

load("softmax-correctRes.RData")
set.seed(5)
beta <- c(-0.5, 0.7, -0.9, 1.1)
miData <- DGP(70, 3, beta)
miData_test <- DGP(30, 3, beta)
softmax_result_alpha0 <- softmax(miData$Z, miData$X, miData$ID, alpha = 0)
softmax_result_alpha3 <- softmax(miData$Z, miData$X, miData$ID, alpha = 3)
test_that("softmax", {
  all.equal(softmax_result_alpha0$alpha, softmax_result_alpha0_correct$alpha)
  all.equal(softmax_result_alpha0$loglik, softmax_result_alpha0_correct$loglik)
  all.equal(softmax_result_alpha0$coeffiecents, softmax_result_alpha0_correct$coeffiecents)
  all.equal(softmax_result_alpha3$alpha, softmax_result_alpha3_correct$alpha)
  all.equal(softmax_result_alpha3$loglik, softmax_result_alpha3_correct$loglik)
  all.equal(softmax_result_alpha3$coeffiecents, softmax_result_alpha3_correct$coeffiecents)

  expect_error(predict(softmax_result_alpha0, newdata = miData_test$X))
  expect_error(predict(softmax_result_alpha0, bag_newdata = miData_test$ID))
  
  expect_is(softmax_result_alpha0, "softmax")
  expect_equal(softmax_result_alpha0$alpha, 0)
  expect_equal(length(coef(softmax_result_alpha0)), 4L)
  expect_equal(length(fitted(softmax_result_alpha0, type = "bag")), 70L)
  expect_equal(length(fitted(softmax_result_alpha0, type = "instance")), 210L)
  expect_equal(length(predict(softmax_result_alpha0, type = "bag")), 70L)
  expect_equal(length(predict(softmax_result_alpha0, type = "instance")), 210L)
  expect_equal(length(predict(softmax_result_alpha0, miData_test$X, miData_test$ID, type = "bag")), 30L)
  expect_equal(length(predict(softmax_result_alpha0, miData_test$X, miData_test$ID, type = "instance")), 90L)
  
  expect_is(softmax_result_alpha3, "softmax")
  expect_equal(softmax_result_alpha3$alpha, 3)
  expect_equal(length(coef(softmax_result_alpha3)), 4L)
  expect_equal(length(fitted(softmax_result_alpha3, type = "bag")), 70L)
  expect_equal(length(fitted(softmax_result_alpha3, type = "instance")), 210L)
  expect_equal(length(predict(softmax_result_alpha3, type = "bag")), 70L)
  expect_equal(length(predict(softmax_result_alpha3, type = "instance")), 210L)
  expect_equal(length(predict(softmax_result_alpha3, miData_test$X, miData_test$ID, type = "bag")), 30L)
  expect_equal(length(predict(softmax_result_alpha3, miData_test$X, miData_test$ID, type = "instance")), 90L)
})

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milr documentation built on May 2, 2019, 6:35 a.m.