Nothing
test_data <-
data.frame(
sex = c("female",
"female",
"female",
"male",
"male",
"male"),
eye_color = c("blue",
"brown",
"hazel",
"blue",
"brown",
"hazel"),
tbv_height = c(
"166 (166 - 168)",
"158 (154 - 161)",
"178 (178 - 178)",
"178 (175 - 188)",
"183 (179 - 184)",
"170 (170 - 170)"
),
tbv_mass = c(
"56.2 (53.1 - 65.6)",
"47.0 (46.0 - 48.0)",
"55.0 (55.0 - 55.0)",
"84.0 (79.0 - 112)",
"79.5 (78.8 - 81.0)",
"77.0 (77.0 - 77.0)"
),
stringsAsFactors = FALSE
)
test_data_with_na <- test_data
test_data_with_na$sex[c(1,2)] <- NA_character_
test_that(
"example runs correctly",
code = {
expect_equal(
as_inline(data = test_data,
tbl_variables = c('sex', 'eye_color'),
tbl_values = 'tbv_height'),
list(
female = list(
blue = "166 (166 - 168)",
brown = "158 (154 - 161)",
hazel = "178 (178 - 178)"
),
male = list(
blue = "178 (175 - 188)",
brown = "183 (179 - 184)",
hazel = "170 (170 - 170)"
)
)
)
}
)
test_that(
"NAs are made to be informative",
code = {
expect_equal(
as_inline(
data = test_data_with_na,
tbl_variables = c('sex', 'eye_color'),
tbl_values = 'tbv_height'
),
list(
female = list(hazel = "178 (178 - 178)"),
male = list(
blue = "178 (175 - 188)",
brown = "183 (179 - 184)",
hazel = "170 (170 - 170)"
),
sex_missing = list(
blue = "166 (166 - 168)",
brown = "158 (154 - 161)"
)
)
)
}
)
test_that(
"Factor levels are maintained",
code = {
test_data$eye_color <- factor(test_data$eye_color,
levels = c('hazel', 'brown', 'blue'))
expect_equivalent(
as_inline(data = test_data,
tbl_variables = c('sex', 'eye_color'),
tbl_values = 'tbv_height'),
list(
female = list(
hazel = "178 (178 - 178)",
brown = "158 (154 - 161)",
blue = "166 (166 - 168)"
),
male = list(
hazel = "170 (170 - 170)",
brown = "183 (179 - 184)",
blue = "178 (175 - 188)"
)
)
)
}
)
test_that(
"invalid names are returned in error message",
code = {
expect_error(
as_inline(data = test_data,
tbl_variables = c('sef', 'eye_color'),
tbl_values = 'tbv_height'),
"tbl_variables are not present in data: sef"
)
expect_error(
as_inline(data = test_data,
tbl_variables = c('sex', 'eye_color'),
tbl_values = c('tbv_heighth', 'sommin')),
"tbl_values are not present in data: tbv_heighth and sommin"
)
}
)
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