romainfrancois commented on a change in pull request #11751:
URL: https://github.com/apache/arrow/pull/11751#discussion_r762020846
##########
File path: r/tests/testthat/test-data-type.R
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@@ -427,3 +427,80 @@ test_that("DataType to C-interface", {
# must clean up the pointer or we leak
delete_arrow_schema(ptr)
})
+
+test_that("DataType$code()", {
Review comment:
`expect_identical()` is a bit too strong it seems but this looks fine,
I'll add:
```r
test_code_roundtrip <- function(x) {
expect_true(eval(x$code())$Equals(x))
}
```
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