mirror of
https://github.com/rust-lang/cargo
synced 2024-10-01 13:33:38 +00:00
74 lines
3 KiB
Rust
74 lines
3 KiB
Rust
use cargo::util::{process, ProcessBuilder};
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use hamcrest::{assert_that};
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use std::io;
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use std::io::fs;
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use std::os;
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use support::paths;
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use support::{project, execs, cargo_dir, mkdir_recursive, ProjectBuilder, ResultTest};
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fn setup() {
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}
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/// Add an empty file with executable flags (and platform-dependent suffix).
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/// TODO: move this to `ProjectBuilder` if other cases using this emerge.
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fn fake_executable(proj: ProjectBuilder, dir: &Path, name: &str) -> ProjectBuilder {
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let path = proj.root().join(dir).join(format!("{}{}", name, os::consts::EXE_SUFFIX));
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mkdir_recursive(&Path::new(path.dirname())).assert();
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fs::File::create(&path).assert();
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let io::FileStat{perm, ..} = fs::stat(&path).assert();
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fs::chmod(&path, io::OtherExecute | perm).assert();
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proj
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}
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/// Copy real cargo exeutable just built to specified location, and
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/// prepare to run it.
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fn copied_executable_process(proj: &ProjectBuilder, name: &str, dir: &Path) -> ProcessBuilder {
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let name = format!("{}{}", name, os::consts::EXE_SUFFIX);
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let path_src = cargo_dir().join(name.clone());
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let path_dst = proj.root().join(dir).join(name);
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mkdir_recursive(&Path::new(path_dst.dirname())).assert();
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fs::copy(&path_src, &path_dst).assert();
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process(path_dst)
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.cwd(proj.root())
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.env("HOME", Some(paths::home().as_vec()))
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}
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// We can't entirely obliterate PATH because windows needs it for paths to
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// things like libgcc, but we want to filter out everything which has a `cargo`
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// installation as we don't want it to muck with the --list tests
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fn new_path() -> Vec<Path> {
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let path = os::getenv_as_bytes("PATH").unwrap_or(Vec::new());
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os::split_paths(path).move_iter().filter(|p| {
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!p.join(format!("cargo{}", os::consts::EXE_SUFFIX)).exists()
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}).collect()
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}
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test!(list_commands_empty {
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let proj = project("list-runs");
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let pr = copied_executable_process(&proj, "cargo", &Path::new("bin"));
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let new_path = os::join_paths(new_path().as_slice()).unwrap();
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assert_that(pr.arg("-v").arg("--list").env("PATH", Some(new_path.as_slice())),
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execs().with_status(0)
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.with_stdout("Installed Commands:\n"));
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})
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test!(list_commands_non_overlapping {
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// lib/cargo | cargo-3
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// bin/ | cargo-2
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// PATH | cargo-1
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// Check if --list searches all 3 targets.
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// Also checks that results are in lexicographic order.
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let proj = project("list-non-overlapping");
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let proj = fake_executable(proj, &Path::new("lib/cargo"), "cargo-3");
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let proj = fake_executable(proj, &Path::new("bin"), "cargo-2");
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let proj = fake_executable(proj, &Path::new("path-test"), "cargo-1");
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let pr = copied_executable_process(&proj, "cargo", &Path::new("bin"));
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let mut path = new_path();
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path.push(proj.root().join("path-test"));
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let path = os::join_paths(path.as_slice()).unwrap();
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assert_that(pr.arg("-v").arg("--list").env("PATH", Some(path.as_slice())),
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execs().with_status(0)
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.with_stdout("Installed Commands:\n 1\n 2\n 3\n"));
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})
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