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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:02:58 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:02:58 +0000 |
commit | 698f8c2f01ea549d77d7dc3338a12e04c11057b9 (patch) | |
tree | 173a775858bd501c378080a10dca74132f05bc50 /library/std/tests | |
parent | Initial commit. (diff) | |
download | rustc-698f8c2f01ea549d77d7dc3338a12e04c11057b9.tar.xz rustc-698f8c2f01ea549d77d7dc3338a12e04c11057b9.zip |
Adding upstream version 1.64.0+dfsg1.upstream/1.64.0+dfsg1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'library/std/tests')
-rw-r--r-- | library/std/tests/env.rs | 140 | ||||
-rw-r--r-- | library/std/tests/run-time-detect.rs | 153 | ||||
-rw-r--r-- | library/std/tests/thread.rs | 16 |
3 files changed, 309 insertions, 0 deletions
diff --git a/library/std/tests/env.rs b/library/std/tests/env.rs new file mode 100644 index 000000000..b095c2dde --- /dev/null +++ b/library/std/tests/env.rs @@ -0,0 +1,140 @@ +use std::env::*; +use std::ffi::{OsStr, OsString}; + +use rand::distributions::Alphanumeric; +use rand::{thread_rng, Rng}; + +fn make_rand_name() -> OsString { + let rng = thread_rng(); + let n = format!("TEST{}", rng.sample_iter(&Alphanumeric).take(10).collect::<String>()); + let n = OsString::from(n); + assert!(var_os(&n).is_none()); + n +} + +fn eq(a: Option<OsString>, b: Option<&str>) { + assert_eq!(a.as_ref().map(|s| &**s), b.map(OsStr::new).map(|s| &*s)); +} + +#[test] +fn test_set_var() { + let n = make_rand_name(); + set_var(&n, "VALUE"); + eq(var_os(&n), Some("VALUE")); +} + +#[test] +fn test_remove_var() { + let n = make_rand_name(); + set_var(&n, "VALUE"); + remove_var(&n); + eq(var_os(&n), None); +} + +#[test] +fn test_set_var_overwrite() { + let n = make_rand_name(); + set_var(&n, "1"); + set_var(&n, "2"); + eq(var_os(&n), Some("2")); + set_var(&n, ""); + eq(var_os(&n), Some("")); +} + +#[test] +#[cfg_attr(target_os = "emscripten", ignore)] +fn test_var_big() { + let mut s = "".to_string(); + let mut i = 0; + while i < 100 { + s.push_str("aaaaaaaaaa"); + i += 1; + } + let n = make_rand_name(); + set_var(&n, &s); + eq(var_os(&n), Some(&s)); +} + +#[test] +#[cfg_attr(target_os = "emscripten", ignore)] +fn test_env_set_get_huge() { + let n = make_rand_name(); + let s = "x".repeat(10000); + set_var(&n, &s); + eq(var_os(&n), Some(&s)); + remove_var(&n); + eq(var_os(&n), None); +} + +#[test] +fn test_env_set_var() { + let n = make_rand_name(); + + let mut e = vars_os(); + set_var(&n, "VALUE"); + assert!(!e.any(|(k, v)| { &*k == &*n && &*v == "VALUE" })); + + assert!(vars_os().any(|(k, v)| { &*k == &*n && &*v == "VALUE" })); +} + +#[test] +#[cfg_attr(not(any(unix, windows)), ignore, allow(unused))] +#[allow(deprecated)] +fn env_home_dir() { + use std::path::PathBuf; + + fn var_to_os_string(var: Result<String, VarError>) -> Option<OsString> { + match var { + Ok(var) => Some(OsString::from(var)), + Err(VarError::NotUnicode(var)) => Some(var), + _ => None, + } + } + + cfg_if::cfg_if! { + if #[cfg(unix)] { + let oldhome = var_to_os_string(var("HOME")); + + set_var("HOME", "/home/MountainView"); + assert_eq!(home_dir(), Some(PathBuf::from("/home/MountainView"))); + + remove_var("HOME"); + if cfg!(target_os = "android") { + assert!(home_dir().is_none()); + } else { + // When HOME is not set, some platforms return `None`, + // but others return `Some` with a default. + // Just check that it is not "/home/MountainView". + assert_ne!(home_dir(), Some(PathBuf::from("/home/MountainView"))); + } + + if let Some(oldhome) = oldhome { set_var("HOME", oldhome); } + } else if #[cfg(windows)] { + let oldhome = var_to_os_string(var("HOME")); + let olduserprofile = var_to_os_string(var("USERPROFILE")); + + remove_var("HOME"); + remove_var("USERPROFILE"); + + assert!(home_dir().is_some()); + + set_var("HOME", "/home/MountainView"); + assert_eq!(home_dir(), Some(PathBuf::from("/home/MountainView"))); + + remove_var("HOME"); + + set_var("USERPROFILE", "/home/MountainView"); + assert_eq!(home_dir(), Some(PathBuf::from("/home/MountainView"))); + + set_var("HOME", "/home/MountainView"); + set_var("USERPROFILE", "/home/PaloAlto"); + assert_eq!(home_dir(), Some(PathBuf::from("/home/MountainView"))); + + remove_var("HOME"); + remove_var("USERPROFILE"); + + if let Some(oldhome) = oldhome { set_var("HOME", oldhome); } + if let Some(olduserprofile) = olduserprofile { set_var("USERPROFILE", olduserprofile); } + } + } +} diff --git a/library/std/tests/run-time-detect.rs b/library/std/tests/run-time-detect.rs new file mode 100644 index 000000000..a57a52d9b --- /dev/null +++ b/library/std/tests/run-time-detect.rs @@ -0,0 +1,153 @@ +//! These tests just check that the macros are available in libstd. + +#![cfg_attr( + any( + all(target_arch = "arm", any(target_os = "linux", target_os = "android")), + all(bootstrap, target_arch = "aarch64", any(target_os = "linux", target_os = "android")), + all(target_arch = "powerpc", target_os = "linux"), + all(target_arch = "powerpc64", target_os = "linux"), + ), + feature(stdsimd) +)] + +#[test] +#[cfg(all(target_arch = "arm", any(target_os = "linux", target_os = "android")))] +fn arm_linux() { + use std::arch::is_arm_feature_detected; + println!("neon: {}", is_arm_feature_detected!("neon")); + println!("pmull: {}", is_arm_feature_detected!("pmull")); + println!("crypto: {}", is_arm_feature_detected!("crypto")); + println!("crc: {}", is_arm_feature_detected!("crc")); + println!("aes: {}", is_arm_feature_detected!("aes")); + println!("sha2: {}", is_arm_feature_detected!("sha2")); +} + +#[test] +#[cfg(all(target_arch = "aarch64", any(target_os = "linux", target_os = "android")))] +fn aarch64_linux() { + use std::arch::is_aarch64_feature_detected; + println!("neon: {}", is_aarch64_feature_detected!("neon")); + println!("asimd: {}", is_aarch64_feature_detected!("asimd")); + println!("pmull: {}", is_aarch64_feature_detected!("pmull")); + println!("fp16: {}", is_aarch64_feature_detected!("fp16")); + println!("sve: {}", is_aarch64_feature_detected!("sve")); + println!("crc: {}", is_aarch64_feature_detected!("crc")); + println!("lse: {}", is_aarch64_feature_detected!("lse")); + println!("lse2: {}", is_aarch64_feature_detected!("lse2")); + println!("rdm: {}", is_aarch64_feature_detected!("rdm")); + println!("rcpc: {}", is_aarch64_feature_detected!("rcpc")); + println!("rcpc2: {}", is_aarch64_feature_detected!("rcpc2")); + println!("dotprod: {}", is_aarch64_feature_detected!("dotprod")); + println!("tme: {}", is_aarch64_feature_detected!("tme")); + println!("fhm: {}", is_aarch64_feature_detected!("fhm")); + println!("dit: {}", is_aarch64_feature_detected!("dit")); + println!("flagm: {}", is_aarch64_feature_detected!("flagm")); + println!("ssbs: {}", is_aarch64_feature_detected!("ssbs")); + println!("sb: {}", is_aarch64_feature_detected!("sb")); + println!("paca: {}", is_aarch64_feature_detected!("paca")); + println!("pacg: {}", is_aarch64_feature_detected!("pacg")); + println!("dpb: {}", is_aarch64_feature_detected!("dpb")); + println!("dpb2: {}", is_aarch64_feature_detected!("dpb2")); + println!("sve2: {}", is_aarch64_feature_detected!("sve2")); + println!("sve2-aes: {}", is_aarch64_feature_detected!("sve2-aes")); + println!("sve2-sm4: {}", is_aarch64_feature_detected!("sve2-sm4")); + println!("sve2-sha3: {}", is_aarch64_feature_detected!("sve2-sha3")); + println!("sve2-bitperm: {}", is_aarch64_feature_detected!("sve2-bitperm")); + println!("frintts: {}", is_aarch64_feature_detected!("frintts")); + println!("i8mm: {}", is_aarch64_feature_detected!("i8mm")); + println!("f32mm: {}", is_aarch64_feature_detected!("f32mm")); + println!("f64mm: {}", is_aarch64_feature_detected!("f64mm")); + println!("bf16: {}", is_aarch64_feature_detected!("bf16")); + println!("rand: {}", is_aarch64_feature_detected!("rand")); + println!("bti: {}", is_aarch64_feature_detected!("bti")); + println!("mte: {}", is_aarch64_feature_detected!("mte")); + println!("jsconv: {}", is_aarch64_feature_detected!("jsconv")); + println!("fcma: {}", is_aarch64_feature_detected!("fcma")); + println!("aes: {}", is_aarch64_feature_detected!("aes")); + println!("sha2: {}", is_aarch64_feature_detected!("sha2")); + println!("sha3: {}", is_aarch64_feature_detected!("sha3")); + println!("sm4: {}", is_aarch64_feature_detected!("sm4")); +} + +#[test] +#[cfg(all(target_arch = "powerpc", target_os = "linux"))] +fn powerpc_linux() { + use std::arch::is_powerpc_feature_detected; + println!("altivec: {}", is_powerpc_feature_detected!("altivec")); + println!("vsx: {}", is_powerpc_feature_detected!("vsx")); + println!("power8: {}", is_powerpc_feature_detected!("power8")); +} + +#[test] +#[cfg(all(target_arch = "powerpc64", target_os = "linux"))] +fn powerpc64_linux() { + use std::arch::is_powerpc64_feature_detected; + println!("altivec: {}", is_powerpc64_feature_detected!("altivec")); + println!("vsx: {}", is_powerpc64_feature_detected!("vsx")); + println!("power8: {}", is_powerpc64_feature_detected!("power8")); +} + +#[test] +#[cfg(any(target_arch = "x86", target_arch = "x86_64"))] +fn x86_all() { + use std::arch::is_x86_feature_detected; + + // the below is the set of features we can test at runtime, but don't actually + // use to gate anything and are thus not part of the X86_ALLOWED_FEATURES list + + println!("abm: {:?}", is_x86_feature_detected!("abm")); // this is a synonym for lzcnt but we test it anyways + println!("mmx: {:?}", is_x86_feature_detected!("mmx")); + println!("tsc: {:?}", is_x86_feature_detected!("tsc")); + + // the below is in alphabetical order and matches + // the order of X86_ALLOWED_FEATURES in rustc_codegen_ssa's target_features.rs + + println!("adx: {:?}", is_x86_feature_detected!("adx")); + println!("aes: {:?}", is_x86_feature_detected!("aes")); + println!("avx: {:?}", is_x86_feature_detected!("avx")); + println!("avx2: {:?}", is_x86_feature_detected!("avx2")); + println!("avx512bf16: {:?}", is_x86_feature_detected!("avx512bf16")); + println!("avx512bitalg: {:?}", is_x86_feature_detected!("avx512bitalg")); + println!("avx512bw: {:?}", is_x86_feature_detected!("avx512bw")); + println!("avx512cd: {:?}", is_x86_feature_detected!("avx512cd")); + println!("avx512dq: {:?}", is_x86_feature_detected!("avx512dq")); + println!("avx512er: {:?}", is_x86_feature_detected!("avx512er")); + println!("avx512f: {:?}", is_x86_feature_detected!("avx512f")); + println!("avx512gfni: {:?}", is_x86_feature_detected!("avx512gfni")); + println!("avx512ifma: {:?}", is_x86_feature_detected!("avx512ifma")); + println!("avx512pf: {:?}", is_x86_feature_detected!("avx512pf")); + println!("avx512vaes: {:?}", is_x86_feature_detected!("avx512vaes")); + println!("avx512vbmi: {:?}", is_x86_feature_detected!("avx512vbmi")); + println!("avx512vbmi2: {:?}", is_x86_feature_detected!("avx512vbmi2")); + println!("avx512vl: {:?}", is_x86_feature_detected!("avx512vl")); + println!("avx512vnni: {:?}", is_x86_feature_detected!("avx512vnni")); + println!("avx512vp2intersect: {:?}", is_x86_feature_detected!("avx512vp2intersect")); + println!("avx512vpclmulqdq: {:?}", is_x86_feature_detected!("avx512vpclmulqdq")); + println!("avx512vpopcntdq: {:?}", is_x86_feature_detected!("avx512vpopcntdq")); + println!("bmi1: {:?}", is_x86_feature_detected!("bmi1")); + println!("bmi2: {:?}", is_x86_feature_detected!("bmi2")); + println!("cmpxchg16b: {:?}", is_x86_feature_detected!("cmpxchg16b")); + println!("f16c: {:?}", is_x86_feature_detected!("f16c")); + println!("fma: {:?}", is_x86_feature_detected!("fma")); + println!("fxsr: {:?}", is_x86_feature_detected!("fxsr")); + println!("lzcnt: {:?}", is_x86_feature_detected!("lzcnt")); + //println!("movbe: {:?}", is_x86_feature_detected!("movbe")); // movbe is unsupported as a target feature + println!("pclmulqdq: {:?}", is_x86_feature_detected!("pclmulqdq")); + println!("popcnt: {:?}", is_x86_feature_detected!("popcnt")); + println!("rdrand: {:?}", is_x86_feature_detected!("rdrand")); + println!("rdseed: {:?}", is_x86_feature_detected!("rdseed")); + println!("rtm: {:?}", is_x86_feature_detected!("rtm")); + println!("sha: {:?}", is_x86_feature_detected!("sha")); + println!("sse: {:?}", is_x86_feature_detected!("sse")); + println!("sse2: {:?}", is_x86_feature_detected!("sse2")); + println!("sse3: {:?}", is_x86_feature_detected!("sse3")); + println!("sse4.1: {:?}", is_x86_feature_detected!("sse4.1")); + println!("sse4.2: {:?}", is_x86_feature_detected!("sse4.2")); + println!("sse4a: {:?}", is_x86_feature_detected!("sse4a")); + println!("ssse3: {:?}", is_x86_feature_detected!("ssse3")); + println!("tbm: {:?}", is_x86_feature_detected!("tbm")); + println!("xsave: {:?}", is_x86_feature_detected!("xsave")); + println!("xsavec: {:?}", is_x86_feature_detected!("xsavec")); + println!("xsaveopt: {:?}", is_x86_feature_detected!("xsaveopt")); + println!("xsaves: {:?}", is_x86_feature_detected!("xsaves")); +} diff --git a/library/std/tests/thread.rs b/library/std/tests/thread.rs new file mode 100644 index 000000000..754b264c6 --- /dev/null +++ b/library/std/tests/thread.rs @@ -0,0 +1,16 @@ +use std::sync::{Arc, Mutex}; +use std::thread; +use std::time::Duration; + +#[test] +#[cfg_attr(target_os = "emscripten", ignore)] +fn sleep() { + let finished = Arc::new(Mutex::new(false)); + let t_finished = finished.clone(); + thread::spawn(move || { + thread::sleep(Duration::new(u64::MAX, 0)); + *t_finished.lock().unwrap() = true; + }); + thread::sleep(Duration::from_millis(100)); + assert_eq!(*finished.lock().unwrap(), false); +} |