rust/tests/examples.rs
2017-05-17 18:15:21 +02:00

47 lines
1.6 KiB
Rust

#[macro_use]
extern crate duct;
use std::io::{BufRead, BufReader};
use std::fs::File;
#[test]
fn examples() {
let mut error = false;
for file in std::fs::read_dir("clippy_tests/examples").unwrap() {
let file = file.unwrap().path();
// only test *.rs files
if file.extension().map_or(true, |file| file != "rs") {
continue;
}
print!("testing {}... ", file.file_stem().unwrap().to_str().unwrap());
let skip = BufReader::new(File::open(&file).unwrap()).lines().any(|line| {
let line = line.as_ref().unwrap().trim();
line == "// ignore-x86" && cfg!(target_pointer_width = "32") ||
line == "// ignore-x86_64" && cfg!(target_pointer_width = "64")
});
if skip {
println!("skipping");
continue;
}
cmd!("touch", &file).run().unwrap();
let output = file.with_extension("stderr");
cmd!("cargo", "rustc", "-q", "--example", file.file_stem().unwrap(), "--", "-Dwarnings",
"-Zremap-path-prefix-from=examples/", "-Zremap-path-prefix-to=",
"-Zremap-path-prefix-from=examples\\", "-Zremap-path-prefix-to="
)
.unchecked()
.stderr(&output)
.env("CLIPPY_DISABLE_WIKI_LINKS", "true")
.dir("clippy_tests")
.run()
.unwrap();
if cmd!("git", "diff", "--exit-code", output).run().is_err() {
error = true;
println!("ERROR");
} else {
println!("ok");
}
}
assert!(!error, "A test failed");
}