jonkeane commented on a change in pull request #9743:
URL: https://github.com/apache/arrow/pull/9743#discussion_r606390457
##########
File path: r/tests/testthat/test-parquet.R
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@@ -234,3 +234,11 @@ test_that("ParquetFileReader $ReadRowGroup(s) methods", {
expect_true(reader$ReadRowGroups(c(0, 1), 0) == Table$create(x = 1:20))
expect_error(reader$ReadRowGroups(c(0, 1), 1))
})
+
+test_that("Error messages are shown when the compression algorithm lz4/snappy
+ is not found", {
+ if (codec_is_available("snappy")) {
+ d <- read_parquet(pq_file)
+ expect_is(d, "data.frame")
+ }
+})
Review comment:
Does this test do anything more than the one on lines 24-29 do?
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