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test-utils_formatters.R
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test-utils_formatters.R
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context("Ensuring that the utility functions for the formatters work correctly")
test_that("the `filter_table_to_value()` function works correctly", {
# Expect that filtering the `locales` table with
# `filter_table_to_value()` will return a single value
# so long as the filtering expressions are well chosen
expect_equal(
locales %>%
filter_table_to_value(lang, base_locale_id == "en_US"),
"en"
)
# Expect an error with `filter_table_to_value()` if the
# chosen filtering expressions result in a number of
# returned rows not equal to 1
expect_error(
locales %>%
filter_table_to_value(base_locale_id, lang == "en")
)
})
test_that("the `get_locale_sep_mark()` function works correctly", {
# Expect that a `locale` which is `NULL` will return the
# default value
expect_equal(
c(
get_locale_sep_mark(locale = NULL, default = ",", use_seps = TRUE),
get_locale_sep_mark(locale = NULL, default = ".", use_seps = TRUE),
get_locale_sep_mark(locale = NULL, default = " ", use_seps = TRUE)
),
c(",", ".", " ")
)
# Expect that an invalid `locale` will result in
# an error
expect_error(
get_locale_sep_mark(locale = "do_IT", default = ",", use_seps = TRUE)
)
# Expect that when `use_seps` is `FALSE`, we always
# get an empty string `""` returned
expect_equal(
get_locale_sep_mark(locale = "en_US", default = ",", use_seps = FALSE),
get_locale_sep_mark(locale = "do_IT", default = ",", use_seps = FALSE),
get_locale_sep_mark(locale = NULL, default = ",", use_seps = FALSE),
get_locale_sep_mark(locale = NULL, use_seps = FALSE),
get_locale_sep_mark(use_seps = FALSE),
""
)
# Expect the correct `sep_mark` values for a range of locales
expect_equal(
c(
get_locale_sep_mark(locale = "fr_CF", default = ",", use_seps = TRUE),
get_locale_sep_mark(locale = "en_JE", default = ",", use_seps = TRUE),
get_locale_sep_mark(locale = "en_KY", default = ",", use_seps = TRUE),
get_locale_sep_mark(locale = "ln_CF", default = ",", use_seps = TRUE),
get_locale_sep_mark(locale = "en_MO", default = ",", use_seps = TRUE),
get_locale_sep_mark(locale = "teo_UG", default = ",", use_seps = TRUE),
get_locale_sep_mark(locale = "en_IL", default = ",", use_seps = TRUE),
get_locale_sep_mark(locale = "pt_PT", default = ",", use_seps = TRUE),
get_locale_sep_mark(locale = "en_DE", default = ",", use_seps = TRUE)
),
c(" ", ",", ",", ".", ",", ",", ",", " ", ".")
)
})
test_that("the `get_locale_dec_mark()` function works correctly", {
# Expect that a `locale` which is `NULL` will return the
# default value
expect_equal(
c(
get_locale_dec_mark(locale = NULL, default = "."),
get_locale_dec_mark(locale = NULL, default = ","),
get_locale_dec_mark(locale = NULL, default = " ")
),
c(".", ",", " ")
)
# Expect that an invalid `locale` will result in
# an error
expect_error(
get_locale_dec_mark(locale = "do_IT", default = ".")
)
# Expect the correct `dec_mark` values for a range of locales
expect_equal(
c(
get_locale_dec_mark(locale = "fr_CF", default = "."),
get_locale_dec_mark(locale = "en_JE", default = "."),
get_locale_dec_mark(locale = "en_KY", default = "."),
get_locale_dec_mark(locale = "ln_CF", default = "."),
get_locale_dec_mark(locale = "en_MO", default = "."),
get_locale_dec_mark(locale = "teo_UG", default = "."),
get_locale_dec_mark(locale = "en_IL", default = "."),
get_locale_dec_mark(locale = "pt_PT", default = "."),
get_locale_dec_mark(locale = "en_DE", default = ".")
),
c(",", ".", ".", ",", ".", ".", ".", ",", ",")
)
})
test_that("the `has_order_zero()` function works correctly", {
# Create numeric vectors, with and without
# NA values
x <- c(-500, -50, -5, -0.5, -0.05, 0, 0.05, 0.5, 5, 50, 500)
x_has_NA <- c(NA_real_, -50, -5, -0.5, -0.05, 0, 0.05, 0.5, 5, 50, NA_real_)
# Expect that a vector of numbers introduced
# to `has_order_zero()` will result in a equal-
# length logical vector (for vectors that have
# and don't have NA values)
expect_length(
x %>% has_order_zero(),
length(x)
)
expect_length(
x_has_NA %>% has_order_zero(),
length(x_has_NA)
)
expect_type(
x %>% has_order_zero(),
"logical"
)
expect_type(
x_has_NA %>% has_order_zero(),
"logical"
)
# Expect the correct logical values for
# vectors that have and don't have NA values
expect_equal(
x %>% has_order_zero(),
x_has_NA %>% has_order_zero(),
c(FALSE, FALSE, TRUE, FALSE, FALSE, TRUE,
FALSE, FALSE, TRUE, FALSE, FALSE)
)
})
test_that("the `split_string_2()` function works correctly", {
test_str <- "-HK$4,299"
# Expect certain length 2 character vectors from a series
# of `split_string_2()` operations with regex matching
expect_equal(split_string_2(x = test_str, before = "HK"), c("-", "HK$4,299"))
expect_equal(split_string_2(x = test_str, after = "HK"), c("-HK", "$4,299"))
expect_equal(split_string_2(x = test_str, before = "\\$"), c("-HK", "$4,299"))
expect_equal(split_string_2(x = test_str, after = "\\$"), c("-HK$", "4,299"))
expect_equal(split_string_2(x = test_str, before = "9"), c("-HK$4,2", "99"))
expect_equal(split_string_2(x = test_str, after = "9"), c("-HK$4,29", "9"))
expect_equal(split_string_2(x = test_str, before = "99"), c("-HK$4,2", "99"))
expect_equal(split_string_2(x = test_str, after = "99"), c("-HK$4,299", ""))
expect_equal(split_string_2(x = test_str, before = "9"), c("-HK$4,2", "99"))
expect_equal(split_string_2(x = test_str, before = "$"), c("-HK$4,299", ""))
expect_equal(split_string_2(x = test_str, after = "$"), c("-HK$4,299", ""))
expect_equal(split_string_2(x = test_str, before = ".$"), c("-HK$4,29", "9"))
expect_equal(split_string_2(x = test_str, after = ".$"), c("-HK$4,299", ""))
expect_equal(split_string_2(x = test_str, before = "^."), c("", "-HK$4,299"))
expect_equal(split_string_2(x = test_str, after = "^."), c("-", "HK$4,299"))
expect_equal(split_string_2(x = test_str, before = "x"), c("-HK$4,299", ""))
expect_equal(split_string_2(x = test_str, after = "x"), c("-HK$4,299", ""))
# Expect certain length 2 character vectors from a series
# of `split_string_2()` operations with numeric positions
expect_equal(split_string_2(x = test_str, before = 0), c("", "-HK$4,299"))
expect_equal(split_string_2(x = test_str, before = 1), c("", "-HK$4,299"))
expect_equal(split_string_2(x = test_str, before = 2), c("-", "HK$4,299"))
expect_equal(split_string_2(x = test_str, before = 3), c("-H", "K$4,299"))
expect_equal(split_string_2(x = test_str, before = 4), c("-HK", "$4,299"))
expect_equal(split_string_2(x = test_str, before = 5), c("-HK$", "4,299"))
expect_equal(split_string_2(x = test_str, before = 6), c("-HK$4", ",299"))
expect_equal(split_string_2(x = test_str, before = 7), c("-HK$4,", "299"))
expect_equal(split_string_2(x = test_str, before = 8), c("-HK$4,2", "99"))
expect_equal(split_string_2(x = test_str, before = 9), c("-HK$4,29", "9"))
expect_equal(split_string_2(x = test_str, after = 0), c("", "-HK$4,299"))
expect_equal(split_string_2(x = test_str, after = 1), c("-", "HK$4,299"))
expect_equal(split_string_2(x = test_str, after = 2), c("-H", "K$4,299"))
expect_equal(split_string_2(x = test_str, after = 3), c("-HK", "$4,299"))
expect_equal(split_string_2(x = test_str, after = 4), c("-HK$", "4,299"))
expect_equal(split_string_2(x = test_str, after = 5), c("-HK$4", ",299"))
expect_equal(split_string_2(x = test_str, after = 6), c("-HK$4,", "299"))
expect_equal(split_string_2(x = test_str, after = 7), c("-HK$4,2", "99"))
expect_equal(split_string_2(x = test_str, after = 8), c("-HK$4,29", "9"))
expect_equal(split_string_2(x = test_str, after = 9), c("-HK$4,299", ""))
# Expect an error if `x` is not of class character
expect_error(split_string_2(x = 23432, before = "34"))
# Expect an error if the length of `x` is not 1
expect_error(split_string_2(x = c("345", "234"), before = "34"))
# Expect an error if neither of `before` or `after` has a value
expect_error(split_string_2(x = "23432"))
# Expect an error if both `before` and `after` have values
expect_error(split_string_2(x = "23432", before = "3", after = "2"))
# Expect an error if the index position is not valid
expect_error(split_string_2(x = "23432", before = 10))
})
test_that("the `paste_between()` function works correctly", {
# Expect a correctly formed string with `paste_between()`
expect_equal(
paste_between(x_2 = c("left", "right"), "-between-"),
"left-between-right"
)
# Expect multiple correctly formed strings with `paste_between()`
expect_equal(
paste_between(x_2 = c("left", "right"), c("-a-", "-b-", "-c-")),
c("left-a-right", "left-b-right", "left-c-right")
)
# Expect an error if the class of `x_2` is not `character`
expect_error(paste_between(x_2 = 1:2, "-between-"))
# Expect an error if the class of `x_between` is not `character`
expect_error(paste_between(x_2 = c("left", "right"), 1))
# Expect an error if the length of `x_2` is not 2
expect_error(paste_between(x_2 = "left", "between"))
})
test_that("the `paste_on_side()` function works correctly", {
# Expect a correctly formed string with `paste_on_side()`,
# pasting to the left
expect_equal(
paste_on_side(x = "center", x_side = "left-", direction = "left"),
"left-center"
)
# Expect a correctly formed string with `paste_on_side()`,
# pasting to the right
expect_equal(
paste_on_side(x = "center", x_side = "-right", direction = "right"),
"center-right"
)
# Expect an error if `direction` is not valid
expect_error(paste_on_side(x = "center", x_side = "c", direction = "center"))
})
test_that("the `paste_left()` function works correctly", {
# Expect correctly formed strings with `paste_left()`
expect_equal(
paste_left(x = "center", "left-"),
"left-center"
)
expect_equal(
paste_left(x = c("a", "b", "c"), "left-"),
c("left-a", "left-b", "left-c")
)
expect_equal(
paste_left(x = c("c1", "c2", "c3"), c("l1-", "l2-", "l3-")),
c("l1-c1", "l2-c2", "l3-c3")
)
# Expect an error if the class of `x` is not `character`
expect_error(paste_left(x = 1, x_left = "left"))
# Expect an error if the class of `x_left` is not `character`
expect_error(paste_left(x = "center", x_left = 1))
# Expect an error if the length of `x_left` is not 1 of the length of `x`
expect_error(paste_left(x = "center", x_left = c("l1", "l2", "l3")))
expect_error(paste_left(x = c("c1", "c2", "c3"), x_left = c("l1", "l2")))
})
test_that("the `paste_right()` function works correctly", {
# Expect correctly formed strings with `paste_right()`
expect_equal(
paste_right(x = "center", "-right"),
"center-right"
)
expect_equal(
paste_right(x = c("a", "b", "c"), "-right"),
c("a-right", "b-right", "c-right")
)
expect_equal(
paste_right(x = c("c1", "c2", "c3"), c("-r1", "-r2", "-r3")),
c("c1-r1", "c2-r2", "c3-r3")
)
# Expect an error if the class of `x` is not `character`
expect_error(paste_right(x = 1, x_right = "right"))
# Expect an error if the class of `x_right` is not `character`
expect_error(paste_right(x = "center", x_right = 1))
# Expect an error if the length of `x_right` is not 1 of the length of `x`
expect_error(paste_left(x = "center", x_right = c("r1", "r2", "r3")))
expect_error(paste_left(x = c("c1", "c2", "c3"), x_right = c("r1", "r2")))
})