pitrou commented on a change in pull request #11919:
URL: https://github.com/apache/arrow/pull/11919#discussion_r766019940
##########
File path: r/tests/testthat/test-python.R
##########
@@ -143,3 +143,70 @@ test_that("RecordBatchReader from python", {
expect_r6_class(rt_table, "Table")
expect_identical(as.data.frame(rt_table), example_data)
})
+
+test_that("Pointer wrapper accepts external pointers", {
+ ptr <- allocate_arrow_schema()
+ exportable <- int32()
+ exportable$export_to_c(ptr)
+
+ # make sure exportable is released and deleted
+ expect_equal(DataType$import_from_c(ptr), int32())
+ delete_arrow_schema(ptr)
+})
+
+test_that("Pointer wrapper accepts double-casted pointers", {
+ ptr <- allocate_arrow_schema()
+ exportable <- int32()
+ exportable$export_to_c(external_pointer_addr_double(ptr))
+
+ # make sure exportable is released and deleted
+ expect_equal(DataType$import_from_c(ptr), int32())
Review comment:
Should `import_from_c` also take `external_pointer_addr_double(ptr)`?
(same question below)
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