rust/tests/run-make/stdin-rustc/rmake.rs

29 lines
683 B
Rust

//! This test checks rustc `-` (stdin) support
use std::path::PathBuf;
use run_make_support::{is_windows, rustc};
const HELLO_WORLD: &str = r#"
fn main() {
println!("Hello world!");
}
"#;
const NOT_UTF8: &[u8] = &[0xff, 0xff, 0xff];
fn main() {
// echo $HELLO_WORLD | rustc -
rustc().arg("-").stdin_buf(HELLO_WORLD).run();
assert!(
PathBuf::from(if !is_windows() { "rust_out" } else { "rust_out.exe" })
.try_exists()
.unwrap()
);
// echo $NOT_UTF8 | rustc -
rustc().arg("-").stdin_buf(NOT_UTF8).run_fail().assert_stderr_contains(
"error: couldn't read from stdin, as it did not contain valid UTF-8",
);
}