118 lines
2.4 KiB
Rust
118 lines
2.4 KiB
Rust
#[cfg(target_arch = "wasm32")]
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use wasm_bindgen_test::*;
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#[cfg(target_arch = "wasm32")]
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wasm_bindgen_test::wasm_bindgen_test_configure!(run_in_browser);
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#[test]
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#[cfg_attr(target_arch = "wasm32", wasm_bindgen_test)]
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fn bool() {
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for x in &[false, true] {
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while fastrand::bool() != *x {}
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}
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}
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#[test]
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#[cfg_attr(target_arch = "wasm32", wasm_bindgen_test)]
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fn u8() {
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for x in 0..10 {
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while fastrand::u8(..10) != x {}
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}
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for x in 200..=u8::MAX {
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while fastrand::u8(200..) != x {}
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}
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}
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#[test]
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#[cfg_attr(target_arch = "wasm32", wasm_bindgen_test)]
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fn i8() {
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for x in -128..-120 {
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while fastrand::i8(..-120) != x {}
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}
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for x in 120..=127 {
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while fastrand::i8(120..) != x {}
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}
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}
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#[test]
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#[cfg_attr(target_arch = "wasm32", wasm_bindgen_test)]
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fn u32() {
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for n in 1u32..10_000 {
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let n = n.wrapping_mul(n);
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let n = n.wrapping_mul(n);
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if n != 0 {
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for _ in 0..1000 {
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assert!(fastrand::u32(..n) < n);
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}
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}
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}
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}
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#[test]
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#[cfg_attr(target_arch = "wasm32", wasm_bindgen_test)]
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fn u64() {
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for n in 1u64..10_000 {
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let n = n.wrapping_mul(n);
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let n = n.wrapping_mul(n);
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let n = n.wrapping_mul(n);
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if n != 0 {
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for _ in 0..1000 {
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assert!(fastrand::u64(..n) < n);
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}
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}
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}
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}
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#[test]
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#[cfg_attr(target_arch = "wasm32", wasm_bindgen_test)]
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fn u128() {
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for n in 1u128..10_000 {
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let n = n.wrapping_mul(n);
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let n = n.wrapping_mul(n);
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let n = n.wrapping_mul(n);
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let n = n.wrapping_mul(n);
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if n != 0 {
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for _ in 0..1000 {
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assert!(fastrand::u128(..n) < n);
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}
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}
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}
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}
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#[test]
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#[cfg_attr(target_arch = "wasm32", wasm_bindgen_test)]
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fn rng() {
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let r = fastrand::Rng::new();
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assert_ne!(r.u64(..), r.u64(..));
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r.seed(7);
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let a = r.u64(..);
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r.seed(7);
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let b = r.u64(..);
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assert_eq!(a, b);
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}
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#[test]
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#[cfg_attr(target_arch = "wasm32", wasm_bindgen_test)]
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fn rng_init() {
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let a = fastrand::Rng::new();
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let b = fastrand::Rng::new();
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assert_ne!(a.u64(..), b.u64(..));
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a.seed(7);
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b.seed(7);
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assert_eq!(a.u64(..), b.u64(..));
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}
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#[test]
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#[cfg_attr(target_arch = "wasm32", wasm_bindgen_test)]
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fn with_seed() {
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let a = fastrand::Rng::with_seed(7);
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let b = fastrand::Rng::new();
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b.seed(7);
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assert_eq!(a.u64(..), b.u64(..));
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}
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