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|
mod test_utils;
use std::{
fs::File,
io::{BufRead, BufReader},
ops::Add,
path::Path,
};
use flexi_logger::{Cleanup, Criterion, Duplicate, FileSpec, Logger, Naming};
use glob::glob;
use log::*;
const COUNT: u8 = 4;
#[test]
fn test_rotate_naming_variants() {
if let Some(value) = test_utils::dispatch(COUNT) {
work(value)
}
}
fn work(value: u8) {
match value {
0 => test_variant(Naming::Timestamps, Criterion::Size(800)),
1 => test_variant(Naming::TimestampsDirect, Criterion::Size(800)),
2 => test_variant(Naming::Numbers, Criterion::Size(800)),
3 => test_variant(Naming::NumbersDirect, Criterion::Size(800)),
COUNT..=u8::MAX => unreachable!("asAS"),
}
}
fn test_variant(naming: Naming, criterion: Criterion) {
let directory = test_utils::dir();
std::thread::sleep(std::time::Duration::from_millis(500));
test_utils::wait_for_start_of_second();
let logger = Logger::try_with_str("trace")
.unwrap()
.log_to_file(FileSpec::default().directory(&directory))
.format_for_files(flexi_logger::detailed_format)
.format_for_stderr(flexi_logger::detailed_format)
.duplicate_to_stderr(Duplicate::Info)
.rotate(criterion, naming, Cleanup::Never)
.start()
.unwrap_or_else(|e| panic!("Logger initialization failed with {e}"));
info!("test trigger rotation",);
let mut line_count = 1;
for i in 0..45 {
if i == 12 {
logger.trigger_rotation().unwrap();
}
trace!("{}", 'a');
line_count += 1;
}
verify_logs(&directory, line_count, 7);
}
fn verify_logs(directory: &Path, line_count: usize, file_count: usize) {
// read all files
let pattern = directory.display().to_string().add("/*");
let globresults = match glob(&pattern) {
Err(e) => panic!("Is this ({pattern}) really a directory? Listing failed with {e}",),
Ok(globresults) => globresults,
};
let mut total_line_count = 0_usize;
let mut total_file_count = 0_usize;
for globresult in globresults.into_iter() {
total_file_count += 1;
let mut current_line_count = 0_usize;
let pathbuf = globresult.unwrap_or_else(|e| panic!("Ups - error occured: {e}"));
let f = File::open(&pathbuf)
.unwrap_or_else(|e| panic!("Cannot open file {pathbuf:?} due to {e}"));
let mut reader = BufReader::new(f);
let mut buffer = String::new();
while reader.read_line(&mut buffer).unwrap() > 0 {
current_line_count += 1;
}
total_line_count += current_line_count;
}
assert_eq!(
total_line_count, line_count,
"wrong line count: {total_line_count} instead of {line_count}"
);
assert_eq!(
total_file_count, file_count,
"wrong file count: {total_file_count} instead of {file_count}"
);
}
|
