108 lines
3.7 KiB
Rust

use std::{
error::Error,
io::{stdout, Write},
time::Instant,
};
use letterbox_notmuch::Notmuch;
use rayon::iter::{ParallelBridge, ParallelIterator};
#[test]
#[ignore] // it is too expensive, run with `cargo test -- --ignored`
fn parse_one() -> Result<(), Box<dyn Error>> {
// take_hook() returns the default hook in case when a custom one is not set
let orig_hook = std::panic::take_hook();
std::panic::set_hook(Box::new(move |panic_info| {
// invoke the default handler and exit the process
orig_hook(panic_info);
std::process::exit(1);
}));
let nm = Notmuch::default();
let total = nm.count("*")? as f32;
let start = Instant::now();
nm.message_ids("*")?
.iter()
.enumerate()
.par_bridge()
.for_each(|(i, msg)| {
let _ts = nm
.show(&msg)
.expect(&format!("failed to show msg: {}", msg));
//println!("{:?}", ts);
if i > 0 && i % 1000 == 0 {
let diff = start.elapsed();
let progress = i as f32;
let percent = (progress * 100.) / total;
let duration_per_message = diff.div_f32(progress);
let total_runtime = duration_per_message.mul_f32(total as f32);
let eta = duration_per_message.mul_f32(total - progress);
print!(
"\nElapsed {}s ETA {}s Total {}s Time/msg {}us Percent {}% ",
diff.as_secs_f32(),
eta.as_secs_f32(),
total_runtime.as_secs_f32(),
duration_per_message.as_micros(),
percent
);
stdout().flush().expect("failed to flush stdout");
}
if i % 10 == 0 {
print!(".");
stdout().flush().expect("failed to flush stdout");
}
});
println!("\n");
Ok(())
}
#[test]
#[ignore] // it is too expensive
fn parse_bulk() -> Result<(), Box<dyn Error>> {
// take_hook() returns the default hook in case when a custom one is not set
let orig_hook = std::panic::take_hook();
std::panic::set_hook(Box::new(move |panic_info| {
// invoke the default handler and exit the process
orig_hook(panic_info);
std::process::exit(1);
}));
let nm = Notmuch::default();
let total = nm.count("*")? as f32;
let start = Instant::now();
let chunk_size = 1000;
nm.message_ids("*")?
.chunks(chunk_size)
.into_iter()
.enumerate()
//.par_bridge()
.for_each(|(i, msgs)| {
let query = msgs.join(" OR ");
let _ts = nm
.show(&query)
.expect(&format!("failed to show msgs: {}", query));
//println!("{:?}", ts);
if i > 0 && i % 10 == 0 {
let progress = (i * chunk_size) as f32;
let diff = start.elapsed();
let percent = (progress * 100.) / total;
let duration_per_message = diff.div_f32(progress);
let total_runtime = duration_per_message.mul_f32(total as f32);
let eta = duration_per_message.mul_f32(total - progress);
print!(
"\nElapsed {}s ETA {}s Total {}s Time/msg {}us Percent {}% ",
diff.as_secs_f32(),
eta.as_secs_f32(),
total_runtime.as_secs_f32(),
duration_per_message.as_micros(),
percent
);
stdout().flush().expect("failed to flush stdout");
}
print!(".");
stdout().flush().expect("failed to flush stdout");
});
println!("\n");
Ok(())
}