mirror of
https://github.com/uutils/coreutils
synced 2024-12-13 14:52:41 +00:00
177 lines
5.4 KiB
Rust
177 lines
5.4 KiB
Rust
// This file is part of the uutils coreutils package.
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//
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// For the full copyright and license information, please view the LICENSE
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// file that was distributed with this source code.
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// spell-checker:ignore incorrectnumber
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use crate::common::util::TestScenario;
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#[test]
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fn test_invalid_arg() {
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new_ucmd!().arg("--definitely-invalid").fails().code_is(1);
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}
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#[test]
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fn test_nproc() {
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let nproc: u8 = new_ucmd!().succeeds().stdout_str().trim().parse().unwrap();
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assert!(nproc > 0);
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}
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#[test]
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fn test_nproc_all_omp() {
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let result = new_ucmd!().arg("--all").succeeds();
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let nproc: u8 = result.stdout_str().trim().parse().unwrap();
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assert!(nproc > 0);
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let result = TestScenario::new(util_name!())
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.ucmd()
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.env("OMP_NUM_THREADS", "60")
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.succeeds();
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let nproc_omp: u8 = result.stdout_str().trim().parse().unwrap();
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assert_eq!(nproc_omp, 60);
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let result = TestScenario::new(util_name!())
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.ucmd()
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.env("OMP_NUM_THREADS", "1") // Has no effect
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.arg("--all")
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.succeeds();
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let nproc_omp: u8 = result.stdout_str().trim().parse().unwrap();
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assert_eq!(nproc, nproc_omp);
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// If the parsing fails, returns the number of CPU
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let result = TestScenario::new(util_name!())
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.ucmd()
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.env("OMP_NUM_THREADS", "incorrectnumber") // returns the number CPU
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.succeeds();
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let nproc_omp: u8 = result.stdout_str().trim().parse().unwrap();
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assert_eq!(nproc, nproc_omp);
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}
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#[test]
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fn test_nproc_ignore() {
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let result = new_ucmd!().succeeds();
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let nproc_total: u8 = result.stdout_str().trim().parse().unwrap();
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if nproc_total > 1 {
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// Ignore all CPU but one
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let result = TestScenario::new(util_name!())
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.ucmd()
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.arg("--ignore")
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.arg((nproc_total - 1).to_string())
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.succeeds();
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let nproc: u8 = result.stdout_str().trim().parse().unwrap();
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assert_eq!(nproc, 1);
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// Ignore all CPU but one with a string
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let result = TestScenario::new(util_name!())
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.ucmd()
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.arg("--ignore= 1")
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.succeeds();
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let nproc: u8 = result.stdout_str().trim().parse().unwrap();
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assert_eq!(nproc_total - 1, nproc);
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}
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}
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#[test]
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fn test_nproc_ignore_all_omp() {
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let result = TestScenario::new(util_name!())
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.ucmd()
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.env("OMP_NUM_THREADS", "42")
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.arg("--ignore=40")
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.succeeds();
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let nproc: u8 = result.stdout_str().trim().parse().unwrap();
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assert_eq!(nproc, 2);
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}
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#[test]
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fn test_nproc_omp_limit() {
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let result = TestScenario::new(util_name!())
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.ucmd()
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.env("OMP_NUM_THREADS", "42")
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.env("OMP_THREAD_LIMIT", "0")
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.succeeds();
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let nproc: u8 = result.stdout_str().trim().parse().unwrap();
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assert_eq!(nproc, 42);
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let result = TestScenario::new(util_name!())
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.ucmd()
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.env("OMP_NUM_THREADS", "42")
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.env("OMP_THREAD_LIMIT", "2")
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.succeeds();
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let nproc: u8 = result.stdout_str().trim().parse().unwrap();
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assert_eq!(nproc, 2);
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let result = TestScenario::new(util_name!())
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.ucmd()
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.env("OMP_NUM_THREADS", "42")
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.env("OMP_THREAD_LIMIT", "2bad")
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.succeeds();
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let nproc: u8 = result.stdout_str().trim().parse().unwrap();
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assert_eq!(nproc, 42);
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let result = new_ucmd!().arg("--all").succeeds();
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let nproc_system: u8 = result.stdout_str().trim().parse().unwrap();
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assert!(nproc_system > 0);
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let result = TestScenario::new(util_name!())
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.ucmd()
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.env("OMP_THREAD_LIMIT", "1")
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.succeeds();
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let nproc: u8 = result.stdout_str().trim().parse().unwrap();
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assert_eq!(nproc, 1);
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let result = TestScenario::new(util_name!())
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.ucmd()
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.env("OMP_NUM_THREADS", "0")
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.env("OMP_THREAD_LIMIT", "")
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.succeeds();
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let nproc: u8 = result.stdout_str().trim().parse().unwrap();
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assert_eq!(nproc, nproc_system);
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let result = TestScenario::new(util_name!())
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.ucmd()
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.env("OMP_NUM_THREADS", "")
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.env("OMP_THREAD_LIMIT", "")
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.succeeds();
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let nproc: u8 = result.stdout_str().trim().parse().unwrap();
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assert_eq!(nproc, nproc_system);
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let result = TestScenario::new(util_name!())
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.ucmd()
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.env("OMP_NUM_THREADS", "2,2,1")
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.env("OMP_THREAD_LIMIT", "")
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.succeeds();
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let nproc: u8 = result.stdout_str().trim().parse().unwrap();
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assert_eq!(2, nproc);
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let result = TestScenario::new(util_name!())
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.ucmd()
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.env("OMP_NUM_THREADS", "2,ignored")
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.env("OMP_THREAD_LIMIT", "")
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.succeeds();
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let nproc: u8 = result.stdout_str().trim().parse().unwrap();
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assert_eq!(2, nproc);
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let result = TestScenario::new(util_name!())
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.ucmd()
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.env("OMP_NUM_THREADS", "2,2,1")
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.env("OMP_THREAD_LIMIT", "0")
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.succeeds();
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let nproc: u8 = result.stdout_str().trim().parse().unwrap();
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assert_eq!(2, nproc);
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let result = TestScenario::new(util_name!())
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.ucmd()
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.env("OMP_NUM_THREADS", "2,2,1")
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.env("OMP_THREAD_LIMIT", "1bad")
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.succeeds();
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let nproc: u8 = result.stdout_str().trim().parse().unwrap();
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assert_eq!(2, nproc);
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let result = TestScenario::new(util_name!())
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.ucmd()
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.env("OMP_NUM_THREADS", "29,2,1")
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.env("OMP_THREAD_LIMIT", "1bad")
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.succeeds();
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let nproc: u8 = result.stdout_str().trim().parse().unwrap();
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assert_eq!(29, nproc);
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}
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