tests/testthat/helper-parquet.R

In arrow: Integration to 'Apache' 'Arrow'

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expect_parquet_roundtrip <- function(tab, ...) {
  expect_equal(parquet_roundtrip(tab, ...), tab)
}

parquet_roundtrip <- function(x, ..., as_data_frame = FALSE) {
  # write/read parquet, returns Table
  tf <- tempfile()
  on.exit(unlink(tf))

  write_parquet(x, tf, ...)
  read_parquet(tf, as_data_frame = as_data_frame)
}