From a990de90fe41456a23e58bd087d2f107d321f3a1 Mon Sep 17 00:00:00 2001
From: Valentin Popov <valentin@popov.link>
Date: Fri, 19 Jul 2024 16:37:58 +0400
Subject: Deleted vendor folder

---
 vendor/rayon/tests/sort-panic-safe.rs | 164 ----------------------------------
 1 file changed, 164 deletions(-)
 delete mode 100644 vendor/rayon/tests/sort-panic-safe.rs

(limited to 'vendor/rayon/tests/sort-panic-safe.rs')

diff --git a/vendor/rayon/tests/sort-panic-safe.rs b/vendor/rayon/tests/sort-panic-safe.rs
deleted file mode 100644
index 95ef88d..0000000
--- a/vendor/rayon/tests/sort-panic-safe.rs
+++ /dev/null
@@ -1,164 +0,0 @@
-use rand::distributions::Uniform;
-use rand::{thread_rng, Rng};
-use rayon::prelude::*;
-use std::cell::Cell;
-use std::cmp::{self, Ordering};
-use std::panic;
-use std::sync::atomic::AtomicUsize;
-use std::sync::atomic::Ordering::Relaxed;
-use std::thread;
-
-const ZERO: AtomicUsize = AtomicUsize::new(0);
-const LEN: usize = 20_000;
-
-static VERSIONS: AtomicUsize = ZERO;
-
-static DROP_COUNTS: [AtomicUsize; LEN] = [ZERO; LEN];
-
-#[derive(Clone, Eq)]
-struct DropCounter {
-    x: u32,
-    id: usize,
-    version: Cell<usize>,
-}
-
-impl PartialEq for DropCounter {
-    fn eq(&self, other: &Self) -> bool {
-        self.partial_cmp(other) == Some(Ordering::Equal)
-    }
-}
-
-impl PartialOrd for DropCounter {
-    fn partial_cmp(&self, other: &Self) -> Option<Ordering> {
-        self.version.set(self.version.get() + 1);
-        other.version.set(other.version.get() + 1);
-        VERSIONS.fetch_add(2, Relaxed);
-        self.x.partial_cmp(&other.x)
-    }
-}
-
-impl Ord for DropCounter {
-    fn cmp(&self, other: &Self) -> Ordering {
-        self.partial_cmp(other).unwrap()
-    }
-}
-
-impl Drop for DropCounter {
-    fn drop(&mut self) {
-        DROP_COUNTS[self.id].fetch_add(1, Relaxed);
-        VERSIONS.fetch_sub(self.version.get(), Relaxed);
-    }
-}
-
-macro_rules! test {
-    ($input:ident, $func:ident) => {
-        let len = $input.len();
-
-        // Work out the total number of comparisons required to sort
-        // this array...
-        let count = AtomicUsize::new(0);
-        $input.to_owned().$func(|a, b| {
-            count.fetch_add(1, Relaxed);
-            a.cmp(b)
-        });
-
-        let mut panic_countdown = count.load(Relaxed);
-        let step = if len <= 100 {
-            1
-        } else {
-            cmp::max(1, panic_countdown / 10)
-        };
-
-        // ... and then panic after each `step` comparisons.
-        loop {
-            // Refresh the counters.
-            VERSIONS.store(0, Relaxed);
-            for i in 0..len {
-                DROP_COUNTS[i].store(0, Relaxed);
-            }
-
-            let v = $input.to_owned();
-            let _ = thread::spawn(move || {
-                let mut v = v;
-                let panic_countdown = AtomicUsize::new(panic_countdown);
-                v.$func(|a, b| {
-                    if panic_countdown.fetch_sub(1, Relaxed) == 1 {
-                        SILENCE_PANIC.with(|s| s.set(true));
-                        panic!();
-                    }
-                    a.cmp(b)
-                })
-            })
-            .join();
-
-            // Check that the number of things dropped is exactly
-            // what we expect (i.e. the contents of `v`).
-            for (i, c) in DROP_COUNTS.iter().enumerate().take(len) {
-                let count = c.load(Relaxed);
-                assert!(
-                    count == 1,
-                    "found drop count == {} for i == {}, len == {}",
-                    count,
-                    i,
-                    len
-                );
-            }
-
-            // Check that the most recent versions of values were dropped.
-            assert_eq!(VERSIONS.load(Relaxed), 0);
-
-            if panic_countdown < step {
-                break;
-            }
-            panic_countdown -= step;
-        }
-    };
-}
-
-thread_local!(static SILENCE_PANIC: Cell<bool> = Cell::new(false));
-
-#[test]
-#[cfg_attr(any(target_os = "emscripten", target_family = "wasm"), ignore)]
-fn sort_panic_safe() {
-    let prev = panic::take_hook();
-    panic::set_hook(Box::new(move |info| {
-        if !SILENCE_PANIC.with(Cell::get) {
-            prev(info);
-        }
-    }));
-
-    for &len in &[1, 2, 3, 4, 5, 10, 20, 100, 500, 5_000, 20_000] {
-        let len_dist = Uniform::new(0, len);
-        for &modulus in &[5, 30, 1_000, 20_000] {
-            for &has_runs in &[false, true] {
-                let mut rng = thread_rng();
-                let mut input = (0..len)
-                    .map(|id| DropCounter {
-                        x: rng.gen_range(0..modulus),
-                        id,
-                        version: Cell::new(0),
-                    })
-                    .collect::<Vec<_>>();
-
-                if has_runs {
-                    for c in &mut input {
-                        c.x = c.id as u32;
-                    }
-
-                    for _ in 0..5 {
-                        let a = rng.sample(&len_dist);
-                        let b = rng.sample(&len_dist);
-                        if a < b {
-                            input[a..b].reverse();
-                        } else {
-                            input.swap(a, b);
-                        }
-                    }
-                }
-
-                test!(input, par_sort_by);
-                test!(input, par_sort_unstable_by);
-            }
-        }
-    }
-}
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