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-rw-r--r--vendor/cc/tests/support/mod.rs172
1 files changed, 0 insertions, 172 deletions
diff --git a/vendor/cc/tests/support/mod.rs b/vendor/cc/tests/support/mod.rs
deleted file mode 100644
index f3c0440..0000000
--- a/vendor/cc/tests/support/mod.rs
+++ /dev/null
@@ -1,172 +0,0 @@
-#![allow(dead_code)]
-
-use std::env;
-use std::ffi::{OsStr, OsString};
-use std::fs::{self, File};
-use std::io;
-use std::io::prelude::*;
-use std::path::{Path, PathBuf};
-
-use cc;
-use tempfile::{Builder, TempDir};
-
-pub struct Test {
- pub td: TempDir,
- pub gcc: PathBuf,
- pub msvc: bool,
-}
-
-pub struct Execution {
- args: Vec<String>,
-}
-
-impl Test {
- pub fn new() -> Test {
- // This is ugly: `sccache` needs to introspect the compiler it is
- // executing, as it adjusts its behavior depending on the
- // language/compiler. This crate's test driver uses mock compilers that
- // are obviously not supported by sccache, so the tests fail if
- // RUSTC_WRAPPER is set. rust doesn't build test dependencies with
- // the `test` feature enabled, so we can't conditionally disable the
- // usage of `sccache` if running in a test environment, at least not
- // without setting an environment variable here and testing for it
- // there. Explicitly deasserting RUSTC_WRAPPER here seems to be the
- // lesser of the two evils.
- env::remove_var("RUSTC_WRAPPER");
-
- let mut gcc = PathBuf::from(env::current_exe().unwrap());
- gcc.pop();
- if gcc.ends_with("deps") {
- gcc.pop();
- }
- let td = Builder::new().prefix("gcc-test").tempdir_in(&gcc).unwrap();
- gcc.push(format!("gcc-shim{}", env::consts::EXE_SUFFIX));
- Test {
- td: td,
- gcc: gcc,
- msvc: false,
- }
- }
-
- pub fn gnu() -> Test {
- let t = Test::new();
- t.shim("cc").shim("c++").shim("ar");
- t
- }
-
- pub fn msvc() -> Test {
- let mut t = Test::new();
- t.shim("cl").shim("lib.exe");
- t.msvc = true;
- t
- }
-
- pub fn shim(&self, name: &str) -> &Test {
- let name = if name.ends_with(env::consts::EXE_SUFFIX) {
- name.to_string()
- } else {
- format!("{}{}", name, env::consts::EXE_SUFFIX)
- };
- link_or_copy(&self.gcc, self.td.path().join(name)).unwrap();
- self
- }
-
- pub fn gcc(&self) -> cc::Build {
- let mut cfg = cc::Build::new();
- let target = if self.msvc {
- "x86_64-pc-windows-msvc"
- } else {
- "x86_64-unknown-linux-gnu"
- };
-
- cfg.target(target)
- .host(target)
- .opt_level(2)
- .debug(false)
- .out_dir(self.td.path())
- .__set_env("PATH", self.path())
- .__set_env("GCCTEST_OUT_DIR", self.td.path());
- if self.msvc {
- cfg.compiler(self.td.path().join("cl"));
- cfg.archiver(self.td.path().join("lib.exe"));
- }
- cfg
- }
-
- fn path(&self) -> OsString {
- let mut path = env::split_paths(&env::var_os("PATH").unwrap()).collect::<Vec<_>>();
- path.insert(0, self.td.path().to_owned());
- env::join_paths(path).unwrap()
- }
-
- pub fn cmd(&self, i: u32) -> Execution {
- let mut s = String::new();
- File::open(self.td.path().join(format!("out{}", i)))
- .unwrap()
- .read_to_string(&mut s)
- .unwrap();
- Execution {
- args: s.lines().map(|s| s.to_string()).collect(),
- }
- }
-}
-
-impl Execution {
- pub fn must_have<P: AsRef<OsStr>>(&self, p: P) -> &Execution {
- if !self.has(p.as_ref()) {
- panic!("didn't find {:?} in {:?}", p.as_ref(), self.args);
- } else {
- self
- }
- }
-
- pub fn must_not_have<P: AsRef<OsStr>>(&self, p: P) -> &Execution {
- if self.has(p.as_ref()) {
- panic!("found {:?}", p.as_ref());
- } else {
- self
- }
- }
-
- pub fn has(&self, p: &OsStr) -> bool {
- self.args.iter().any(|arg| OsStr::new(arg) == p)
- }
-
- pub fn must_have_in_order(&self, before: &str, after: &str) -> &Execution {
- let before_position = self
- .args
- .iter()
- .rposition(|x| OsStr::new(x) == OsStr::new(before));
- let after_position = self
- .args
- .iter()
- .rposition(|x| OsStr::new(x) == OsStr::new(after));
- match (before_position, after_position) {
- (Some(b), Some(a)) if b < a => {}
- (b, a) => panic!(
- "{:?} (last position: {:?}) did not appear before {:?} (last position: {:?})",
- before, b, after, a
- ),
- };
- self
- }
-}
-
-/// Hard link an executable or copy it if that fails.
-///
-/// We first try to hard link an executable to save space. If that fails (as on Windows with
-/// different mount points, issue #60), we copy.
-#[cfg(not(target_os = "macos"))]
-fn link_or_copy<P: AsRef<Path>, Q: AsRef<Path>>(from: P, to: Q) -> io::Result<()> {
- let from = from.as_ref();
- let to = to.as_ref();
- fs::hard_link(from, to).or_else(|_| fs::copy(from, to).map(|_| ()))
-}
-
-/// Copy an executable.
-///
-/// On macOS, hard linking the executable leads to strange failures (issue #419), so we just copy.
-#[cfg(target_os = "macos")]
-fn link_or_copy<P: AsRef<Path>, Q: AsRef<Path>>(from: P, to: Q) -> io::Result<()> {
- fs::copy(from, to).map(|_| ())
-}