src/tools/cargotest/main.rs

   1 #![deny(warnings)]
   2
   3 use std::env;
   4 use std::fs;
   5 use std::path::{Path, PathBuf};
   6 use std::process::Command;
   7
   8 struct Test {
   9     repo: &'static str,
  10     name: &'static str,
  11     sha: &'static str,
  12     lock: Option<&'static str>,
  13     packages: &'static [&'static str],
  14 }
  15
  16 const TEST_REPOS: &'static [Test] = &[
  17     Test {
  18         name: "iron",
  19         repo: "https://github.com/iron/iron",
  20         sha: "cf056ea5e8052c1feea6141e40ab0306715a2c33",
  21         lock: None,
  22         packages: &[],
  23     },
  24     Test {
  25         name: "ripgrep",
  26         repo: "https://github.com/BurntSushi/ripgrep",
  27         sha: "ad9befbc1d3b5c695e7f6b6734ee1b8e683edd41",
  28         lock: None,
  29         packages: &[],
  30     },
  31     Test {
  32         name: "tokei",
  33         repo: "https://github.com/XAMPPRocky/tokei",
  34         sha: "5e11c4852fe4aa086b0e4fe5885822fbe57ba928",
  35         lock: None,
  36         packages: &[],
  37     },
  38     Test {
  39         name: "treeify",
  40         repo: "https://github.com/dzamlo/treeify",
  41         sha: "999001b223152441198f117a68fb81f57bc086dd",
  42         lock: None,
  43         packages: &[],
  44     },
  45     Test {
  46         name: "xsv",
  47         repo: "https://github.com/BurntSushi/xsv",
  48         sha: "66956b6bfd62d6ac767a6b6499c982eae20a2c9f",
  49         lock: None,
  50         packages: &[],
  51     },
  52     Test {
  53         name: "servo",
  54         repo: "https://github.com/servo/servo",
  55         sha: "caac107ae8145ef2fd20365e2b8fadaf09c2eb3b",
  56         lock: None,
  57         // Only test Stylo a.k.a. Quantum CSS, the parts of Servo going into Firefox.
  58         // This takes much less time to build than all of Servo and supports stable Rust.
  59         packages: &["selectors"],
  60     },
  61     Test {
  62         name: "webrender",
  63         repo: "https://github.com/servo/webrender",
  64         sha: "a3d6e6894c5a601fa547c6273eb963ca1321c2bb",
  65         lock: None,
  66         packages: &[],
  67     },
  68 ];
  69
  70 fn main() {
  71     let args = env::args().collect::<Vec<_>>();
  72     let ref cargo = args[1];
  73     let out_dir = Path::new(&args[2]);
  74     let ref cargo = Path::new(cargo);
  75
  76     for test in TEST_REPOS.iter().rev() {
  77         test_repo(cargo, out_dir, test);
  78     }
  79 }
  80
  81 fn test_repo(cargo: &Path, out_dir: &Path, test: &Test) {
  82     println!("testing {}", test.repo);
  83     let dir = clone_repo(test, out_dir);
  84     if let Some(lockfile) = test.lock {
  85         fs::write(&dir.join("Cargo.lock"), lockfile).unwrap();
  86     }
  87     if !run_cargo_test(cargo, &dir, test.packages) {
  88         panic!("tests failed for {}", test.repo);
  89     }
  90 }
  91
  92 fn clone_repo(test: &Test, out_dir: &Path) -> PathBuf {
  93     let out_dir = out_dir.join(test.name);
  94
  95     if !out_dir.join(".git").is_dir() {
  96         let status = Command::new("git").arg("init").arg(&out_dir).status().expect("");
  97         assert!(status.success());
  98     }
  99
 100     // Try progressively deeper fetch depths to find the commit
 101     let mut found = false;
 102     for depth in &[0, 1, 10, 100, 1000, 100000] {
 103         if *depth > 0 {
 104             let status = Command::new("git")
 105                 .arg("fetch")
 106                 .arg(test.repo)
 107                 .arg("master")
 108                 .arg(&format!("--depth={}", depth))
 109                 .current_dir(&out_dir)
 110                 .status()
 111                 .expect("");
 112             assert!(status.success());
 113         }
 114
 115         let status = Command::new("git")
 116             .arg("reset")
 117             .arg(test.sha)
 118             .arg("--hard")
 119             .current_dir(&out_dir)
 120             .status()
 121             .expect("");
 122
 123         if status.success() {
 124             found = true;
 125             break;
 126         }
 127     }
 128
 129     if !found {
 130         panic!("unable to find commit {}", test.sha)
 131     }
 132     let status =
 133         Command::new("git").arg("clean").arg("-fdx").current_dir(&out_dir).status().unwrap();
 134     assert!(status.success());
 135
 136     out_dir
 137 }
 138
 139 fn run_cargo_test(cargo_path: &Path, crate_path: &Path, packages: &[&str]) -> bool {
 140     let mut command = Command::new(cargo_path);
 141     command.arg("test");
 142     for name in packages {
 143         command.arg("-p").arg(name);
 144     }
 145     let status = command
 146         // Disable rust-lang/cargo's cross-compile tests
 147         .env("CFG_DISABLE_CROSS_TESTS", "1")
 148         // Relax #![deny(warnings)] in some crates
 149         .env("RUSTFLAGS", "--cap-lints warn")
 150         .current_dir(crate_path)
 151         .status()
 152         .expect("");
 153
 154     status.success()
 155 }