tests/testthat/test-gof.R

#    Copyright 2015 Province of British Columbia
#
#    Licensed under the Apache License, Version 2.0 (the "License");
#    you may not use this file except in compliance with the License.
#    You may obtain a copy of the License at
#
#       http://www.apache.org/licenses/LICENSE-2.0
#
#    Unless required by applicable law or agreed to in writing, software
#    distributed under the License is distributed on an "AS IS" BASIS,
#    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
#    See the License for the specific language governing permissions and
#    limitations under the License.

context("gof")

test_that("ssd_gof", {
  x <- ssd_gof(boron_lnorm)
  expect_is(x, "tbl")
  expect_identical(colnames(x), c("dist", "ad", "ks", "cvm", "aic", "aicc", "bic"))
  expect_identical(x$dist, "lnorm")
  expect_equal(x$ad, 0.5070335, tolerance = 0.0000001)
  expect_equal(x$ks, 0.1065143, tolerance = 0.0000001)
  expect_equal(x$cvm, 0.07033164, tolerance = 0.0000001)
  expect_equal(x$aic, 239.0284, tolerance = 0.00001)
  expect_equal(x$aicc, 239.5084, tolerance = 0.00001)
  expect_equal(x$bic, 241.6928, tolerance = 0.00001)

  xs <- ssd_gof(boron_dists)
  expect_is(xs, "tbl")
  expect_identical(colnames(xs), c("dist", "ad", "ks", "cvm", "aic", "aicc", "bic", "delta", "weight"))
  expect_identical(xs$dist, names(boron_dists))
  expect_equal(xs[xs$dist == "lnorm",c("dist", "ad", "ks", "cvm", "aic", "aicc", "bic")], x,
               check.attributes = FALSE)

  dists <- ssd_fit_dists(boron_data[1:6,])
  xx <- ssd_gof(dists)

  expect_is(xx, "tbl")
  expect_identical(colnames(xx), c("dist", "ad", "ks", "cvm", "aic", "aicc", "bic", "delta", "weight"))
  expect_identical(xx$dist, names(boron_dists))
})

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ssdtools documentation built on May 2, 2019, 5:45 a.m.