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67 lines
1.8 KiB
Rust
67 lines
1.8 KiB
Rust
pub mod benching;
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#[cfg(test)]
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mod tests {
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use super::benching::Bencher;
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use crate::benching::BENCH_FILE_HEAD;
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use std::fs::{read_to_string, remove_file, File};
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use std::io::BufWriter;
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#[test]
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fn it_works() {
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let mut bencher = Bencher::new();
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let mut executed = false;
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bencher.bench("lol", || executed = true);
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assert!(executed)
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}
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#[test]
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fn it_benches_specifically() {
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let mut bencher = Bencher::new();
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let mut count = 0;
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bencher.set_iterations(243);
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bencher.bench("lol", || count += 1);
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assert_eq!(count, 243);
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}
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#[test]
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fn it_benches_automatically() {
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let mut bencher = Bencher::new();
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let mut count = 0;
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bencher.set_iterations(0).set_max_iterations(1000);
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bencher.bench("lol", || count += 1);
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assert!(count > 1);
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}
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#[test]
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fn it_reports_differences() {
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let mut bencher = Bencher::new();
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bencher.bench("lol", || 3 * 4);
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bencher.bench("lol2", || 35 * 4);
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bencher.compare();
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}
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#[test]
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fn it_prints_settings() {
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let mut bencher = Bencher::new();
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bencher.print_settings();
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bencher.set_iterations(0);
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bencher.print_settings();
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}
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#[test]
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fn it_writes_into_files() {
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let mut bencher = Bencher::new();
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let file = File::create("test.tsv").unwrap();
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bencher
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.write_output_to(BufWriter::new(file))
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.bench("closure", || {})
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.flush()
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.unwrap();
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let contents = read_to_string("test.tsv").unwrap();
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assert!(contents.contains(BENCH_FILE_HEAD));
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assert!(contents.len() > BENCH_FILE_HEAD.len());
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remove_file("test.tsv").unwrap();
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}
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}
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