Nothing
library(kader)
context("Functions related to weights, bias and variance in E. & S. (2012)")
test_that("Dim. of return value of weights_ES2012().", {
s <- 3L; n <- 5L
w <- weights_ES2012(sigma = rep(1, s), xXh = rep(1, n), thetaXh = rep(1, n),
K = function(x) x, h = 1)
expect_identical(dim(w), c(s, n))
expect_identical(w, matrix(0.2, nrow = s, ncol = n))
})
test_that("Dim. and value of return value of bias_ES2012().", {
s <- 2L; n <- 3L
b <- bias_ES2012(sigma = rep(1, s), h = 1, xXh = rep(1, n), thetaXh = rep(1, n),
K = function(x) x, mmDiff = rep(1, n))
expect_identical(length(b), s)
expect_identical(b, rep(1, s))
})
test_that("Dim. and value of return value of var_ES2012().", {
s <- 2L; n <- 3L
v <- var_ES2012(sigma = rep(1, s), h = 1, xXh = rep(1, n), thetaXh = rep(1, n),
K = function(x) x, YmDiff2 = rep(1, n))
expect_identical(length(v), s)
expect_equal(v, rep(1/3, s))
})
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