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AMR/tests/testthat/test-rsi_analysis.R
2018-05-22 16:34:22 +02:00

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3.7 KiB
R
Executable File

context("rsi_analysis.R")
test_that("rsi works", {
# amox resistance in `septic_patients` should be around 53.86%
expect_equal(rsi(septic_patients$amox), 0.5756, tolerance = 0.0001)
expect_equal(rsi(septic_patients$amox), 0.5756, tolerance = 0.0001)
expect_equal(rsi_df(septic_patients,
ab = "amox",
info = FALSE),
0.5756,
tolerance = 0.0001)
# pita+genta susceptibility around 98.09%
expect_equal(rsi(septic_patients$pita,
septic_patients$gent,
interpretation = "S",
info = TRUE),
0.9809,
tolerance = 0.0001)
expect_equal(rsi_df(septic_patients,
ab = c("pita", "gent"),
interpretation = "S",
info = FALSE),
0.9809,
tolerance = 0.0001)
# mero+pita+genta susceptibility around 98.58%
expect_equal(rsi_df(septic_patients,
ab = c("mero", "pita", "gent"),
interpretation = "IS",
info = FALSE),
0.9858,
tolerance = 0.0001)
# count of cases
expect_equal(septic_patients %>%
group_by(hospital_id) %>%
summarise(cipro_S = rsi(cipr, interpretation = "S",
as_percent = TRUE, warning = FALSE),
cipro_n = n_rsi(cipr),
genta_S = rsi(gent, interpretation = "S",
as_percent = TRUE, warning = FALSE),
genta_n = n_rsi(gent),
combination_S = rsi(cipr, gent, interpretation = "S",
as_percent = TRUE, warning = FALSE),
combination_n = n_rsi(cipr, gent)) %>%
pull(combination_n),
c(138, 474, 170, 464, 183))
})
test_that("prediction of rsi works", {
amox_R <- septic_patients %>%
filter(bactid == "ESCCOL") %>%
rsi_predict(col_ab = "amox",
col_date = "date",
info = FALSE) %>%
pull("probR")
# amox resistance will decrease using dataset `septic_patients`
expect_true(amox_R[2] > amox_R[20])
expect_output(rsi_predict(tbl = filter(septic_patients, bactid == "ESCCOL"),
model = "binomial",
col_ab = "amox",
col_date = "date",
info = TRUE))
expect_output(rsi_predict(tbl = filter(septic_patients, bactid == "ESCCOL"),
model = "loglin",
col_ab = "amox",
col_date = "date",
info = TRUE))
expect_output(rsi_predict(tbl = filter(septic_patients, bactid == "ESCCOL"),
model = "lin",
col_ab = "amox",
col_date = "date",
info = TRUE))
expect_error(rsi_predict(tbl = filter(septic_patients, bactid == "ESCCOL"),
model = "INVALID MODEL",
col_ab = "amox",
col_date = "date",
info = FALSE))
expect_error(rsi_predict(tbl = filter(septic_patients, bactid == "ESCCOL"),
col_ab = "NOT EXISTING COLUMN",
col_date = "date",
info = FALSE))
expect_error(rsi_predict(tbl = filter(septic_patients, bactid == "ESCCOL"),
col_ab = "amox",
col_date = "NOT EXISTING COLUMN",
info = FALSE))
})