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test: use random SEED numbers

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This is needed to omit occurrences of the same seed in a sequence of
following seeds due to the reason of that two initial seed are very
close if based on unix epoch seconds.
This commit is contained in:
Andrew Hlynskyi 2023-03-16 15:08:56 +02:00
parent 3aeef44eb6
commit ddb0af9509
1 changed files with 10 additions and 6 deletions
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16
cli/src/tests/helpers/mod.rs
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@ -6,7 +6,8 @@ pub(super) mod random;
pub(super) mod scope_sequence;
use lazy_static::lazy_static;
use std::{env, time, usize};
use rand::Rng;
use std::env;
lazy_static! {
pub static ref LOG_ENABLED: bool = env::var("TREE_SITTER_LOG").is_ok();
@ -16,11 +17,7 @@ lazy_static! {
}
lazy_static! {
pub static ref START_SEED: usize =
int_env_var("TREE_SITTER_SEED").unwrap_or_else(|| time::SystemTime::now()
.duration_since(time::UNIX_EPOCH)
.unwrap()
.as_secs() as usize,);
pub static ref START_SEED: usize = new_seed();
pub static ref EDIT_COUNT: usize = int_env_var("TREE_SITTER_EDITS").unwrap_or(3);
pub static ref ITERATION_COUNT: usize = int_env_var("TREE_SITTER_ITERATIONS").unwrap_or(10);
}
@ -28,3 +25,10 @@ lazy_static! {
fn int_env_var(name: &'static str) -> Option<usize> {
env::var(name).ok().and_then(|e| e.parse().ok())
}
pub(crate) fn new_seed() -> usize {
int_env_var("TREE_SITTER_SEED").unwrap_or_else(|| {
let mut rng = rand::thread_rng();
rng.gen::<usize>()
})
}