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-rw-r--r--rand/rand_os/tests/mod.rs80
1 files changed, 0 insertions, 80 deletions
diff --git a/rand/rand_os/tests/mod.rs b/rand/rand_os/tests/mod.rs
deleted file mode 100644
index 2130e16..0000000
--- a/rand/rand_os/tests/mod.rs
+++ /dev/null
@@ -1,80 +0,0 @@
-extern crate rand_os;
-
-use rand_os::rand_core::RngCore;
-use rand_os::OsRng;
-
-#[test]
-fn test_os_rng() {
- let mut r = OsRng::new().unwrap();
-
- r.next_u32();
- r.next_u64();
-
- let mut v1 = [0u8; 1000];
- r.fill_bytes(&mut v1);
-
- let mut v2 = [0u8; 1000];
- r.fill_bytes(&mut v2);
-
- let mut n_diff_bits = 0;
- for i in 0..v1.len() {
- n_diff_bits += (v1[i] ^ v2[i]).count_ones();
- }
-
- // Check at least 1 bit per byte differs. p(failure) < 1e-1000 with random input.
- assert!(n_diff_bits >= v1.len() as u32);
-}
-
-#[test]
-fn test_os_rng_empty() {
- let mut r = OsRng::new().unwrap();
-
- let mut empty = [0u8; 0];
- r.fill_bytes(&mut empty);
-}
-
-#[test]
-fn test_os_rng_huge() {
- let mut r = OsRng::new().unwrap();
-
- let mut huge = [0u8; 100_000];
- r.fill_bytes(&mut huge);
-}
-
-#[cfg(not(any(target_arch = "wasm32", target_arch = "asmjs")))]
-#[test]
-fn test_os_rng_tasks() {
- use std::sync::mpsc::channel;
- use std::thread;
-
- let mut txs = vec!();
- for _ in 0..20 {
- let (tx, rx) = channel();
- txs.push(tx);
-
- thread::spawn(move|| {
- // wait until all the tasks are ready to go.
- rx.recv().unwrap();
-
- // deschedule to attempt to interleave things as much
- // as possible (XXX: is this a good test?)
- let mut r = OsRng::new().unwrap();
- thread::yield_now();
- let mut v = [0u8; 1000];
-
- for _ in 0..100 {
- r.next_u32();
- thread::yield_now();
- r.next_u64();
- thread::yield_now();
- r.fill_bytes(&mut v);
- thread::yield_now();
- }
- });
- }
-
- // start all the tasks
- for tx in txs.iter() {
- tx.send(()).unwrap();
- }
-}