r/tests/testthat/helper-skip.R

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skip_if_not_available <- function(feature) {
  if (feature == "s3") {
    skip_if_not(arrow_with_s3())
  } else if (!codec_is_available(feature)) {
    skip(paste("Arrow C++ not built with support for", feature))
  }
}

skip_if_no_pyarrow <- function() {
  skip_if_not_installed("reticulate")
  if (!reticulate::py_module_available("pyarrow")) {
    skip("pyarrow not available for testing")
  }
}

skip_if_not_dev_mode <- function() {
  skip_if_not(
    identical(tolower(Sys.getenv("ARROW_R_DEV")), "true"),
    "environment variable ARROW_R_DEV"
  )
}

skip_if_not_running_large_memory_tests <- function() {
  skip_if_not(
    identical(tolower(Sys.getenv("ARROW_LARGE_MEMORY_TESTS")), "true"),
    "environment variable ARROW_LARGE_MEMORY_TESTS"
  )
}

process_is_running <- function(x) {
  cmd <- sprintf("ps aux | grep '%s' | grep -v grep", x)
  tryCatch(system(cmd, ignore.stdout = TRUE) == 0, error = function(e) FALSE)
}