90 lines
2.6 KiB
Rust
90 lines
2.6 KiB
Rust
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// Copyright 2012-2013 The Rust Project Developers. See the COPYRIGHT
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// file at the top-level directory of this distribution and at
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// http://rust-lang.org/COPYRIGHT.
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//
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// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
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// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
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// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
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// option. This file may not be copied, modified, or distributed
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// except according to those terms.
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// xfail-fast
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// compile-flags:--test
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// NB: These tests kill child processes. Valgrind sees these children as leaking
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// memory, which makes for some *confusing* logs. That's why these are here
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// instead of in core.
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use core::run;
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use core::run::*;
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#[test]
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fn test_destroy_once() {
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let mut p = run::start_program("echo", []);
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p.destroy(); // this shouldn't crash (and nor should the destructor)
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}
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#[test]
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fn test_destroy_twice() {
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let mut p = run::start_program("echo", []);
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p.destroy(); // this shouldnt crash...
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p.destroy(); // ...and nor should this (and nor should the destructor)
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}
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fn test_destroy_actually_kills(force: bool) {
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#[cfg(unix)]
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static BLOCK_COMMAND: &'static str = "cat";
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#[cfg(windows)]
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static BLOCK_COMMAND: &'static str = "cmd";
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#[cfg(unix)]
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fn process_exists(pid: libc::pid_t) -> bool {
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run::program_output("ps", [~"-p", pid.to_str()]).out.contains(pid.to_str())
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}
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#[cfg(windows)]
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fn process_exists(pid: libc::pid_t) -> bool {
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use core::libc::types::os::arch::extra::DWORD;
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use core::libc::funcs::extra::kernel32::{CloseHandle, GetExitCodeProcess, OpenProcess};
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use core::libc::consts::os::extra::{FALSE, PROCESS_QUERY_INFORMATION, STILL_ACTIVE };
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unsafe {
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let proc = OpenProcess(PROCESS_QUERY_INFORMATION, FALSE, pid as DWORD);
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if proc.is_null() {
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return false;
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}
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// proc will be non-null if the process is alive, or if it died recently
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let mut status = 0;
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GetExitCodeProcess(proc, &mut status);
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CloseHandle(proc);
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return status == STILL_ACTIVE;
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}
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}
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// this program will stay alive indefinitely trying to read from stdin
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let mut p = run::start_program(BLOCK_COMMAND, []);
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assert!(process_exists(p.get_id()));
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if force {
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p.force_destroy();
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} else {
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p.destroy();
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}
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assert!(!process_exists(p.get_id()));
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}
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#[test]
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fn test_unforced_destroy_actually_kills() {
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test_destroy_actually_kills(false);
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}
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#[test]
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fn test_forced_destroy_actually_kills() {
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test_destroy_actually_kills(true);
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}
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