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test: add unit tests for combine_supp function #134

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test: add unit tests for combine_supp function #134

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28 changes: 28 additions & 0 deletions tests/testthat/test-supp.R
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Original file line number Diff line number Diff line change
Expand Up @@ -121,6 +121,25 @@ test_that("make_supp_qual", {
)
})

test_that("combine_supp errors if inputs are not data.frames", {
# dataset not a data.frame
expect_error(
combine_supp(dataset = "not_df", supp = data.frame(x = 1)),
"You must supply a domain and supplemental dataset"
)

# supp not a data.frame
expect_error(
combine_supp(dataset = data.frame(x = 1), supp = "not_df"),
"You must supply a domain and supplemental dataset"
)

# neither are data.frames
expect_error(
combine_supp(dataset = 1, supp = 2),
"You must supply a domain and supplemental dataset"
)
})

test_that("combine_supp", {
### 1 IDVAR and 1 QNAM
Expand Down Expand Up @@ -231,6 +250,15 @@ test_that("supp data that does not match the main data will raise a warning but
expect_s3_class(out, "data.frame")
})

test_that("combine_supp errors if QNAM already exists in dataset", {
ae <- safetyData::sdtm_ae
ae$AETRTEM <- "Y"

expect_error(
combine_supp(ae, safetyData::sdtm_suppae),
"would be created by combine_supp"
)
})

test_that("Floating point correction works", {
fp1 <- 0.1 + 0.1 + 0.1 + 0.1 + 0.1 + 0.1 + 0.1 + 0.1 + 0.1 + 0.1
Expand Down