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-rw-r--r--rand/rand_xorshift/tests/mod.rs89
1 files changed, 0 insertions, 89 deletions
diff --git a/rand/rand_xorshift/tests/mod.rs b/rand/rand_xorshift/tests/mod.rs
deleted file mode 100644
index 7ecdeae..0000000
--- a/rand/rand_xorshift/tests/mod.rs
+++ /dev/null
@@ -1,89 +0,0 @@
-use rand_core::{RngCore, SeedableRng};
-use rand_xorshift::XorShiftRng;
-
-#[test]
-fn test_xorshift_construction() {
- // Test that various construction techniques produce a working RNG.
- let seed = [1,2,3,4, 5,6,7,8, 9,10,11,12, 13,14,15,16];
- let mut rng1 = XorShiftRng::from_seed(seed);
- assert_eq!(rng1.next_u64(), 4325440999699518727);
-
- let mut rng2 = XorShiftRng::from_rng(&mut rng1).unwrap();
- // Yes, this makes rng2 a clone of rng1!
- assert_eq!(rng1.next_u64(), 15614385950550801700);
- assert_eq!(rng2.next_u64(), 15614385950550801700);
-}
-
-#[test]
-fn test_xorshift_true_values() {
- let seed = [16,15,14,13, 12,11,10,9, 8,7,6,5, 4,3,2,1];
- let mut rng = XorShiftRng::from_seed(seed);
-
- let mut results = [0u32; 9];
- for i in results.iter_mut() { *i = rng.next_u32(); }
- let expected: [u32; 9] = [
- 2081028795, 620940381, 269070770, 16943764, 854422573, 29242889,
- 1550291885, 1227154591, 271695242];
- assert_eq!(results, expected);
-
- let mut results = [0u64; 9];
- for i in results.iter_mut() { *i = rng.next_u64(); }
- let expected: [u64; 9] = [
- 9247529084182843387, 8321512596129439293, 14104136531997710878,
- 6848554330849612046, 343577296533772213, 17828467390962600268,
- 9847333257685787782, 7717352744383350108, 1133407547287910111];
- assert_eq!(results, expected);
-
- let mut results = [0u8; 32];
- rng.fill_bytes(&mut results);
- let expected = [102, 57, 212, 16, 233, 130, 49, 183,
- 158, 187, 44, 203, 63, 149, 45, 17,
- 117, 129, 131, 160, 70, 121, 158, 155,
- 224, 209, 192, 53, 10, 62, 57, 72];
- assert_eq!(results, expected);
-}
-
-#[test]
-fn test_xorshift_zero_seed() {
- // Xorshift does not work with an all zero seed.
- // Assert it does not panic.
- let seed = [0,0,0,0, 0,0,0,0, 0,0,0,0, 0,0,0,0];
- let mut rng = XorShiftRng::from_seed(seed);
- let a = rng.next_u64();
- let b = rng.next_u64();
- assert!(a != 0);
- assert!(b != a);
-}
-
-#[test]
-fn test_xorshift_clone() {
- let seed = [1,2,3,4, 5,5,7,8, 8,7,6,5, 4,3,2,1];
- let mut rng1 = XorShiftRng::from_seed(seed);
- let mut rng2 = rng1.clone();
- for _ in 0..16 {
- assert_eq!(rng1.next_u64(), rng2.next_u64());
- }
-}
-
-#[cfg(feature="serde1")]
-#[test]
-fn test_xorshift_serde() {
- use bincode;
- use std::io::{BufWriter, BufReader};
-
- let seed = [1,2,3,4, 5,6,7,8, 9,10,11,12, 13,14,15,16];
- let mut rng = XorShiftRng::from_seed(seed);
-
- let buf: Vec<u8> = Vec::new();
- let mut buf = BufWriter::new(buf);
- bincode::serialize_into(&mut buf, &rng).expect("Could not serialize");
-
- let buf = buf.into_inner().unwrap();
- let mut read = BufReader::new(&buf[..]);
- let mut deserialized: XorShiftRng = bincode::deserialize_from(&mut read)
- .expect("Could not deserialize");
-
- for _ in 0..16 {
- assert_eq!(rng.next_u64(), deserialized.next_u64());
- }
-}