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Add process id to temp file name

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This commit is contained in:
Chris Pearce 2019-04-07 17:28:51 +01:00
parent 4fa79ee02f
commit 592ae6b4d2
1 changed files with 11 additions and 7 deletions
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18
src/util.rs
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@ -1,11 +1,15 @@
use std::fs::remove_file; use std::fs::remove_file;
use std::process::{Command, Output}; use std::process::{self, Command, Output};
const RUSTC_COLOR_ARGS: &[&str] = &["--color", "always"]; const RUSTC_COLOR_ARGS: &[&str] = &["--color", "always"];
fn temp_file() -> String {
format!("./temp_{}", process::id())
}
pub fn compile_test_cmd(filename: &str) -> Output { pub fn compile_test_cmd(filename: &str) -> Output {
Command::new("rustc") Command::new("rustc")
.args(&["--test", filename, "-o", "temp"]) .args(&["--test", filename, "-o", &temp_file()])
.args(RUSTC_COLOR_ARGS) .args(RUSTC_COLOR_ARGS)
.output() .output()
.expect("failed to compile exercise") .expect("failed to compile exercise")
@ -13,25 +17,25 @@ pub fn compile_test_cmd(filename: &str) -> Output {
pub fn compile_cmd(filename: &str) -> Output { pub fn compile_cmd(filename: &str) -> Output {
Command::new("rustc") Command::new("rustc")
.args(&[filename, "-o", "temp"]) .args(&[filename, "-o", &temp_file()])
.args(RUSTC_COLOR_ARGS) .args(RUSTC_COLOR_ARGS)
.output() .output()
.expect("failed to compile exercise") .expect("failed to compile exercise")
} }
pub fn run_cmd() -> Output { pub fn run_cmd() -> Output {
Command::new("./temp") Command::new(&temp_file())
.output() .output()
.expect("failed to run exercise") .expect("failed to run exercise")
} }
pub fn clean() { pub fn clean() {
let _ignored = remove_file("temp"); let _ignored = remove_file(&temp_file());
} }
#[test] #[test]
fn test_clean() { fn test_clean() {
std::fs::File::create("temp").unwrap(); std::fs::File::create(&temp_file()).unwrap();
clean(); clean();
assert!(!std::path::Path::new("temp").exists()); assert!(!std::path::Path::new(&temp_file()).exists());
} }