jonkeane commented on a change in pull request #12506:
URL: https://github.com/apache/arrow/pull/12506#discussion_r827091323
##########
File path: r/tests/testthat/test-dplyr-funcs-datetime.R
##########
@@ -974,3 +974,173 @@ test_that("date() errors with unsupported inputs", {
regexp = "Unsupported cast from double to date32 using function
cast_date32"
)
})
+
+test_that("difftime works correctly", {
+ test_df <- tibble(
+ time1 = as.POSIXct(
+ c("2021-02-20", "2021-07-31", "2021-10-30", "2021-01-31")
+ ),
Review comment:
Having pure dates as one of the two time columns we use for general
checking is a bit confusing — maybe we should add a comment that these can also
be times (or include a few that have times to show that we can mix and match in
those argument positions)
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