paleolimbot commented on code in PR #19706:
URL: https://github.com/apache/arrow/pull/19706#discussion_r1072256005
##########
r/tests/testthat/test-dplyr-query.R:
##########
@@ -759,3 +759,27 @@ test_that("Can use nested field refs", {
filter(nested > 7)
)
})
+
+test_that("Use struct_field for $ on non-field-ref", {
+ compare_dplyr_binding(
+ .input %>%
+ mutate(
+ df_col = tibble(i = int, d = dbl)
+ ) %>%
+ transmute(
+ int2 = df_col$i,
+ dbl2 = df_col$d
+ ) %>%
+ collect(),
+ example_data
+ )
+})
+
+test_that("nested field ref error handling", {
+ expect_error(
+ example_data %>%
+ arrow_table() %>%
+ mutate(x = int$nested) %>%
+ compute()
+ )
Review Comment:
What is the expected error? (Or did you mean `expect_snapshot_error()`?)
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