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Skip testing targets that don't ship libstd

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This commit is contained in:
Wim Looman 2018-11-30 17:05:37 +01:00
parent 8d2bc97d7c
commit 91f0b28ecc
1 changed files with 25 additions and 8 deletions
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33
tests/compiletest.rs
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@ -124,16 +124,33 @@ fn is_target_dir<P: Into<PathBuf>>(path: P) -> bool {
path.metadata().map(|m| m.is_dir()).unwrap_or(false)
}
fn for_all_targets<F: FnMut(String)>(sysroot: &Path, mut f: F) {
fn target_has_std<P: Into<PathBuf>>(path: P) -> bool {
let mut path = path.into();
path.push("lib");
std::fs::read_dir(path)
.expect("invalid target")
.map(|entry| entry.unwrap())
.filter(|entry| entry.file_type().unwrap().is_file())
.filter_map(|entry| entry.file_name().into_string().ok())
.any(|file_name| file_name.starts_with("libstd") && file_name.ends_with(".rlib"))
}
fn for_all_targets<F: FnMut(String)>(sysroot: &Path, f: F) {
let target_dir = sysroot.join("lib").join("rustlib");
for entry in std::fs::read_dir(target_dir).expect("invalid sysroot") {
let entry = entry.unwrap();
if !is_target_dir(entry.path()) {
continue;
}
let target = entry.file_name().into_string().unwrap();
f(target);
let mut targets = std::fs::read_dir(target_dir)
.expect("invalid sysroot")
.map(|entry| entry.unwrap())
.filter(|entry| is_target_dir(entry.path()))
.filter(|entry| target_has_std(entry.path()))
.map(|entry| entry.file_name().into_string().unwrap())
.peekable();
if targets.peek().is_none() {
panic!("No valid targets found");
}
targets.for_each(f);
}
fn get_sysroot() -> PathBuf {