Nothing
#* @testing draw_sample_normal
context("draw_sample_normal")
test_that("draw_sample_normal: check correct behaviour", {
set.seed(333)
# 3.ed edition necessary for expect_snapshot
testthat::local_edition(3)
expect_snapshot(
show(
draw_sample_normal(k_groups = 2, f = .25, max_n = 30)
)
)
expect_snapshot(
show(
draw_sample_normal(k_groups = 4, f = 1, sd = c(1, 0.8, 1, 1), max_n = 30)
)
)
expect_snapshot(
show(
draw_sample_normal(k_groups = 3,
f = 0.12,
sd = c(1, 0.8, 2),
sample_ratio = c(1,2,1),
max_n = 50)
)
)
})
test_that("draw_sample_normal: check error messages", {
expect_error(
draw_sample_normal(),
'argument "k_groups" is missing, with no default'
)
expect_error(
draw_sample_normal(k_groups = 4),
'argument "f" is missing'
)
expect_error(
draw_sample_normal(k_groups = 3, f = 2),
'argument "max_n" is missing'
)
expect_error(
draw_sample_normal(k_groups = "3", f = 2, max_n = 10),
'k_groups must be numeric.'
)
expect_error(
draw_sample_normal(k_groups = 3, f = "2", max_n = 10),
'f must be numeric.'
)
expect_error(
draw_sample_normal(k_groups = 3, f = 2, max_n = "10"),
'max_n must be numeric.'
)
expect_error(
draw_sample_normal(k_groups = 0, f = 2, max_n = 10),
'k_groups must be larger than 1.'
)
expect_error(
draw_sample_normal(k_groups = 1, f = 2, max_n = 10),
'k_groups must be larger than 1.'
)
expect_error(
draw_sample_normal(k_groups = 2, f = -2, max_n = 10),
'argument f must be equal to or larger than 0.'
)
expect_error(
draw_sample_normal(k_groups = 3, f = 2, max_n = 0),
'argument max_n must be larger than 1.'
)
expect_error(
draw_sample_normal(k_groups = 3, f = 10, max_n = 1),
'total sample size must be greater than k_groups.'
)
expect_error(
draw_sample_normal(k_groups = 3, f = .4, max_n = 40, sd = c(1,1,1,1)),
'sd'
)
expect_error(
draw_sample_normal(k_groups = 3, f = .4, max_n = 40, sd = c("1,1,1,1"))
, 'numeric'
)
expect_error(
draw_sample_normal(k_groups = 3, f = .4, max_n = 40, sample_ratio = c(1,1)),
'sample_ratio'
)
expect_error(
draw_sample_normal(k_groups = 3, f = .4, max_n = 40, sample_ratio = c("1","1")),
'numeric'
)
})
test_that("draw_sample_normal: check correct behaviour", {
set.seed(333)
# 3.ed edition necessary for expect_snapshot
testthat::local_edition(3)
expect_snapshot(
show(
draw_sample_normal(k_groups = 2, f = .25, max_n = 30)
)
)
expect_snapshot(
show(
draw_sample_normal(k_groups = 4, f = 1, sd = c(1, 0.8, 1, 1), max_n = 30)
)
)
expect_snapshot(
show(
draw_sample_normal(k_groups = 3,
f = 0.12,
sd = c(1, 0.8, 2),
sample_ratio = c(1,2,1),
max_n = 50)
)
)
})
test_that("draw_sample_normal: check error messages", {
expect_error(
draw_sample_normal(),
'argument "k_groups" is missing, with no default'
)
expect_error(
draw_sample_normal(k_groups = 4),
'argument "f" is missing'
)
expect_error(
draw_sample_normal(k_groups = 3, f = 2),
'argument "max_n" is missing'
)
expect_error(
draw_sample_normal(k_groups = "3", f = 2, max_n = 10),
'k_groups must be numeric.'
)
expect_error(
draw_sample_normal(k_groups = 3, f = "2", max_n = 10),
'f must be numeric.'
)
expect_error(
draw_sample_normal(k_groups = 3, f = 2, max_n = "10"),
'max_n must be numeric.'
)
expect_error(
draw_sample_normal(k_groups = 0, f = 2, max_n = 10),
'k_groups must be larger than 1.'
)
expect_error(
draw_sample_normal(k_groups = 1, f = 2, max_n = 10),
'k_groups must be larger than 1.'
)
expect_error(
draw_sample_normal(k_groups = 2, f = -2, max_n = 10),
'argument f must be equal to or larger than 0.'
)
expect_error(
draw_sample_normal(k_groups = 3, f = 2, max_n = 0),
'argument max_n must be larger than 1.'
)
expect_error(
draw_sample_normal(k_groups = 3, f = 10, max_n = 1),
'total sample size must be greater than k_groups.'
)
expect_error(
draw_sample_normal(k_groups = 3, f = .4, max_n = 40, sd = c(1,1,1,1)),
'sd'
)
expect_error(
draw_sample_normal(k_groups = 3, f = .4, max_n = 40, sd = c("1,1,1,1"))
, 'numeric'
)
expect_error(
draw_sample_normal(k_groups = 3, f = .4, max_n = 40, sample_ratio = c(1,1)),
'sample_ratio'
)
expect_error(
draw_sample_normal(k_groups = 3, f = .4, max_n = 40, sample_ratio = c("1","1")),
'numeric'
)
})
# mixture distribution ---------------------------------------------------------
test_that("draw_sample_normal: check correct behaviour", {
set.seed(333)
# 3.ed edition necessary for expect_snapshot
testthat::local_edition(3)
expect_snapshot(
show(
draw_sample_mixture(k_groups = 2, f = .25, max_n = 30)
)
)
expect_snapshot(
show(
draw_sample_mixture(k_groups = 4, f = 1, max_n = 30, verbose = TRUE)
)
)
expect_snapshot(
show(
draw_sample_mixture(k_groups = 3,
f = 0.12,
max_n = 50,
verbose = TRUE)
)
)
})
test_that("draw_sample_mixture: check error messages", {
expect_error(
draw_sample_mixture(),
'argument "k_groups" is missing, with no default'
)
expect_error(
draw_sample_mixture(k_groups = 4),
'argument "f" is missing'
)
expect_error(
draw_sample_mixture(k_groups = 3, f = 0.2),
'argument "max_n" is missing'
)
expect_error(
draw_sample_mixture(k_groups = "3", f = 0.2, max_n = 10),
'k_groups must be numeric.'
)
expect_error(
draw_sample_mixture(k_groups = 3, f = "0.2", max_n = 10),
'f must be numeric.'
)
expect_error(
draw_sample_mixture(k_groups = 3, f = 0.4, max_n = "10"),
'max_n must be numeric.'
)
expect_error(
draw_sample_mixture(k_groups = 3, f = 0.4, max_n = 10, counter_n = "1000"),
'counter_n must be numeric.'
)
expect_error(
draw_sample_mixture(k_groups = 3, f = 0.4, max_n = 10, counter_n = -2),
'argument counter_n must be equal to or larger than 1'
)
expect_error(
draw_sample_mixture(k_groups = 0, f = 0.2, max_n = 10),
'k_groups must be larger than 1.'
)
expect_error(
draw_sample_mixture(k_groups = 1, f = 0.2, max_n = 10),
'k_groups must be larger than 1.'
)
expect_error(
draw_sample_mixture(k_groups = 2, f = -0.2, max_n = 10),
'argument f must be equal to or larger than 0.'
)
expect_error(
draw_sample_mixture(k_groups = 3, f = 0.2, max_n = 0),
'argument max_n must be larger than 1.'
)
expect_error(
draw_sample_mixture(k_groups = 3, f = 0.2, max_n = 1),
'total sample size must be greater than k_groups.'
)
expect_message(
draw_sample_mixture(k_groups = 4, f = 1.51, max_n = 5,
counter_n = 1000000, verbose = TRUE),
"f values larger than 1.5 should not be used in this function."
)
expect_error(
draw_sample_mixture(k_groups = 4, f = 4, max_n = 5,
counter_n = 100, verbose = TRUE),
"Internal calulation failed:"
)
})
# check effect size structure od the simulated data ----------------------------
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