mirror of
https://github.com/uutils/coreutils
synced 2024-12-26 21:13:26 +00:00
93 lines
2.8 KiB
Rust
93 lines
2.8 KiB
Rust
// * This file is part of the uutils coreutils package.
|
|
// *
|
|
// * For the full copyright and license information, please view the LICENSE
|
|
// * file that was distributed with this source code.
|
|
|
|
/// Platform-independent helper for constructing a `PathBuf` from individual elements
|
|
#[macro_export]
|
|
macro_rules! path_concat {
|
|
($e:expr, ..$n:expr) => {{
|
|
use std::path::PathBuf;
|
|
let n = $n;
|
|
let mut pb = PathBuf::new();
|
|
for _ in 0..n {
|
|
pb.push($e);
|
|
}
|
|
pb.to_str().unwrap().to_owned()
|
|
}};
|
|
($($e:expr),*) => {{
|
|
use std::path::PathBuf;
|
|
let mut pb = PathBuf::new();
|
|
$(
|
|
pb.push($e);
|
|
)*
|
|
pb.to_str().unwrap().to_owned()
|
|
}};
|
|
}
|
|
|
|
/// Deduce the name of the test binary from the test filename.
|
|
///
|
|
/// e.g.: `tests/by-util/test_cat.rs` -> `cat`
|
|
#[macro_export]
|
|
macro_rules! util_name {
|
|
() => {
|
|
module_path!()
|
|
.split("_")
|
|
.nth(1)
|
|
.and_then(|s| s.split("::").next())
|
|
.expect("no test name")
|
|
};
|
|
}
|
|
|
|
/// Convenience macro for acquiring a [`UCommand`] builder.
|
|
///
|
|
/// Returns the following:
|
|
/// - a [`UCommand`] builder for invoking the binary to be tested
|
|
///
|
|
/// This macro is intended for quick, single-call tests. For more complex tests
|
|
/// that require multiple invocations of the tested binary, see [`TestScenario`]
|
|
///
|
|
/// [`UCommand`]: crate::tests::common::util::UCommand
|
|
/// [`TestScenario]: crate::tests::common::util::TestScenario
|
|
#[macro_export]
|
|
macro_rules! new_ucmd {
|
|
() => {
|
|
TestScenario::new(util_name!()).ucmd()
|
|
};
|
|
}
|
|
|
|
/// Convenience macro for acquiring a [`UCommand`] builder and a test path.
|
|
///
|
|
/// Returns a tuple containing the following:
|
|
/// - an [`AtPath`] that points to a unique temporary test directory
|
|
/// - a [`UCommand`] builder for invoking the binary to be tested
|
|
///
|
|
/// This macro is intended for quick, single-call tests. For more complex tests
|
|
/// that require multiple invocations of the tested binary, see [`TestScenario`]
|
|
///
|
|
/// [`UCommand`]: crate::tests::common::util::UCommand
|
|
/// [`AtPath`]: crate::tests::common::util::AtPath
|
|
/// [`TestScenario]: crate::tests::common::util::TestScenario
|
|
#[macro_export]
|
|
macro_rules! at_and_ucmd {
|
|
() => {{
|
|
let ts = TestScenario::new(util_name!());
|
|
(ts.fixtures.clone(), ts.ucmd())
|
|
}};
|
|
}
|
|
|
|
/// If `common::util::expected_result` returns an error, i.e. the `util` in `$PATH` doesn't
|
|
/// include a coreutils version string or the version is too low,
|
|
/// this macro can be used to automatically skip the test and print the reason.
|
|
#[macro_export]
|
|
macro_rules! unwrap_or_return {
|
|
( $e:expr ) => {
|
|
match $e {
|
|
Ok(x) => x,
|
|
Err(e) => {
|
|
println!("test skipped: {}", e);
|
|
return;
|
|
}
|
|
}
|
|
};
|
|
}
|