thisisnic commented on code in PR #38917:
URL: https://github.com/apache/arrow/pull/38917#discussion_r1518882686
##########
r/tests/testthat/test-schema.R:
##########
@@ -315,5 +315,14 @@ test_that("schema extraction", {
adq <- as_adq(example_data)
expect_equal(schema(adq), adq$.data$schema)
+})
+test_that("schema print truncation", {
+ tbl <- arrow_table(example_data)
+ out <- print_schema_fields(schema(tbl), truncate = TRUE, max_fields = 1)
+ expect_output(
+ cat(out),
+ "int: int32\n...\n6 more columns\nUse `schema()` to see entire schema",
+ fixed = TRUE
+ )
Review Comment:
Thanks Jon; yeah, that case is covered elsewhere, and I've added in an
assertion that `max_fields > 0` and a corresponding test.
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