Module test_util 

Utils to make testing easier

Re-exports

use rand::RngExt; 🔒

use rand::SeedableRng; 🔒

use rand::rngs::StdRng; 🔒

use std::env; 🔒

use std::env; 🔒

use std::error::Error; 🔒

use std::fs; 🔒

use std::io::Write; 🔒

use std::path::PathBuf; 🔒

Structs

BadIterator

An iterator that is untruthful about its actual length

Functions

arrow_test_data

Returns the arrow test data directory, which is by default stored in a git submodule rooted at arrow/testing/data.

get_data_dir 🔒

Returns a directory path for finding test data.

get_temp_file

Returns file handle for a temp file in ‘target’ directory with a provided content

parquet_test_data

Returns the parquest test data directory, which is by default stored in a git submodule rooted at arrow/parquest-testing/data.

random_bytes

Returns a vector of size n, filled with randomly generated bytes.

seedable_rng

Returns fixed seedable RNG