mirror of https://github.com/lukechilds/cc-rs.git
Alex Crichton
9 years ago
5 changed files with 520 additions and 103 deletions
@ -0,0 +1,23 @@ |
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#![cfg_attr(test, allow(dead_code))] |
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use std::env; |
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use std::fs::{self, File}; |
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use std::io::prelude::*; |
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use std::path::PathBuf; |
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fn main() { |
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let out_dir = PathBuf::from(env::var_os("GCCTEST_OUT_DIR").unwrap()); |
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for i in 0.. { |
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let candidate = out_dir.join(format!("out{}", i)); |
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if fs::metadata(&candidate).is_ok() { |
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continue
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} |
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let mut f = File::create(candidate).unwrap(); |
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for arg in env::args().skip(1) { |
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writeln!(f, "{}", arg).unwrap(); |
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} |
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File::create(out_dir.join("libfoo.a")).unwrap(); |
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break
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} |
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} |
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@ -0,0 +1,278 @@ |
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extern crate gcc; |
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extern crate tempdir; |
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use std::env; |
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use std::ffi::OsStr; |
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use std::fs::{self, File}; |
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use std::io::prelude::*; |
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use std::path::PathBuf; |
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use tempdir::TempDir; |
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struct Test { |
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td: TempDir, |
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gcc: PathBuf, |
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msvc: bool, |
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} |
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struct Execution { |
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args: Vec<String>, |
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} |
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impl Test { |
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fn new() -> Test { |
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let mut gcc = PathBuf::from(env::current_exe().unwrap()); |
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gcc.pop(); |
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gcc.push("gcc-shim"); |
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Test { |
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td: TempDir::new("gcc-test").unwrap(), |
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gcc: gcc, |
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msvc: false, |
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} |
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} |
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fn gnu() -> Test { |
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let t = Test::new(); |
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t.shim("cc").shim("ar"); |
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return t |
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} |
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fn msvc() -> Test { |
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let mut t = Test::new(); |
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t.shim("cl").shim("lib.exe"); |
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t.msvc = true; |
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return t |
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} |
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fn shim(&self, name: &str) -> &Test { |
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fs::hard_link(&self.gcc, self.td.path().join(name)).unwrap(); |
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self |
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} |
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fn gcc(&self) -> gcc::Config { |
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let mut cfg = gcc::Config::new(); |
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let mut path = env::split_paths(&env::var_os("PATH").unwrap()) |
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.collect::<Vec<_>>(); |
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path.insert(0, self.td.path().to_owned()); |
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let target = if self.msvc { |
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"x86_64-pc-windows-msvc" |
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} else { |
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"x86_64-unknown-linux-gnu" |
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}; |
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cfg.target(target).host(target) |
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.opt_level(2) |
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.debug(false) |
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.out_dir(self.td.path()) |
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.__set_env("PATH", env::join_paths(path).unwrap()) |
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.__set_env("GCCTEST_OUT_DIR", self.td.path()); |
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return cfg |
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} |
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fn cmd(&self, i: u32) -> Execution { |
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let mut s = String::new(); |
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File::open(self.td.path().join(format!("out{}", i))).unwrap() |
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.read_to_string(&mut s).unwrap(); |
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Execution { |
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args: s.lines().map(|s| s.to_string()).collect(), |
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} |
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} |
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} |
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impl Execution { |
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fn must_have<P: AsRef<OsStr>>(&self, p: P) -> &Execution { |
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if !self.has(p.as_ref()) { |
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panic!("didn't find {:?} in {:?}", p.as_ref(), self.args); |
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} else { |
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self |
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} |
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} |
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fn must_not_have<P: AsRef<OsStr>>(&self, p: P) -> &Execution { |
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if self.has(p.as_ref()) { |
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panic!("found {:?}", p.as_ref()); |
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} else { |
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self |
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} |
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} |
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fn has(&self, p: &OsStr) -> bool { |
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self.args.iter().any(|arg| { |
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OsStr::new(arg) == p |
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}) |
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} |
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} |
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#[test] |
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fn gnu_smoke() { |
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let test = Test::gnu(); |
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test.gcc() |
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.file("foo.c").compile("libfoo.a"); |
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test.cmd(0).must_have("-O2") |
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.must_have("foo.c") |
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.must_not_have("-g") |
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.must_have("-c") |
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.must_have("-ffunction-sections") |
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.must_have("-fdata-sections"); |
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test.cmd(1).must_have(test.td.path().join("foo.o")); |
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} |
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#[test] |
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fn gnu_opt_level_1() { |
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let test = Test::gnu(); |
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test.gcc() |
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.opt_level(1) |
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.file("foo.c").compile("libfoo.a"); |
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test.cmd(0).must_have("-O1") |
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.must_not_have("-O2"); |
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} |
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#[test] |
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fn gnu_debug() { |
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let test = Test::gnu(); |
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test.gcc() |
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.debug(true) |
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.file("foo.c").compile("libfoo.a"); |
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test.cmd(0).must_have("-g"); |
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} |
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#[test] |
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fn gnu_x86_64() { |
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for vendor in &["unknown-linux-gnu", "apple-darwin"] { |
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let target = format!("x86_64-{}", vendor); |
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let test = Test::gnu(); |
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test.gcc() |
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.target(&target) |
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.host(&target) |
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.file("foo.c").compile("libfoo.a"); |
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test.cmd(0).must_have("-fPIC") |
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.must_have("-m64"); |
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} |
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} |
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#[test] |
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fn gnu_i686() { |
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for vendor in &["unknown-linux-gnu", "apple-darwin"] { |
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let target = format!("i686-{}", vendor); |
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let test = Test::gnu(); |
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test.gcc() |
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.target(&target) |
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.host(&target) |
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.file("foo.c").compile("libfoo.a"); |
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test.cmd(0).must_not_have("-fPIC") |
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.must_have("-m32"); |
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} |
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} |
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#[test] |
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fn gnu_set_stdlib() { |
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let test = Test::gnu(); |
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test.gcc() |
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.cpp_set_stdlib(Some("foo")) |
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.file("foo.c").compile("libfoo.a"); |
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test.cmd(0).must_not_have("-stdlib=foo"); |
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} |
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#[test] |
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fn gnu_include() { |
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let test = Test::gnu(); |
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test.gcc() |
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.include("foo/bar") |
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.file("foo.c").compile("libfoo.a"); |
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test.cmd(0).must_have("-I").must_have("foo/bar"); |
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} |
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#[test] |
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fn gnu_define() { |
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let test = Test::gnu(); |
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test.gcc() |
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.define("FOO", Some("bar")) |
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.define("BAR", None) |
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.file("foo.c").compile("libfoo.a"); |
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test.cmd(0).must_have("-DFOO=bar").must_have("-DBAR"); |
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} |
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#[test] |
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fn gnu_compile_assembly() { |
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let test = Test::gnu(); |
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test.gcc() |
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.file("foo.S").compile("libfoo.a"); |
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test.cmd(0).must_have("foo.S"); |
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} |
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#[test] |
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fn msvc_smoke() { |
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let test = Test::msvc(); |
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test.gcc() |
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.file("foo.c").compile("libfoo.a"); |
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test.cmd(0).must_have("/O2") |
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.must_have("foo.c") |
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.must_not_have("/Z7") |
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.must_have("/c"); |
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test.cmd(1).must_have(test.td.path().join("foo.o")); |
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} |
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#[test] |
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fn msvc_opt_level_0() { |
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let test = Test::msvc(); |
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test.gcc() |
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.opt_level(0) |
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.file("foo.c").compile("libfoo.a"); |
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test.cmd(0).must_not_have("/O2"); |
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} |
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#[test] |
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fn msvc_debug() { |
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let test = Test::msvc(); |
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test.gcc() |
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.debug(true) |
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.file("foo.c").compile("libfoo.a"); |
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test.cmd(0).must_have("/Z7"); |
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} |
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#[test] |
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fn msvc_include() { |
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let test = Test::msvc(); |
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test.gcc() |
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.include("foo/bar") |
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.file("foo.c").compile("libfoo.a"); |
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test.cmd(0).must_have("/I").must_have("foo/bar"); |
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} |
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#[test] |
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fn msvc_define() { |
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let test = Test::msvc(); |
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test.gcc() |
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.define("FOO", Some("bar")) |
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.define("BAR", None) |
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.file("foo.c").compile("libfoo.a"); |
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test.cmd(0).must_have("/DFOO=bar").must_have("/DBAR"); |
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} |
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#[test] |
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fn msvc_compile_assembly() { |
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let test = Test::msvc(); |
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test.shim("ml64.exe").gcc() |
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.file("foo.asm").compile("libfoo.a"); |
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test.cmd(0).must_have("foo.asm"); |
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} |
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#[test] |
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fn msvc_compile_assembly_32() { |
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let test = Test::msvc(); |
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test.shim("ml.exe").gcc() |
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.target("i686-pc-windows-msvc") |
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.file("foo.asm").compile("libfoo.a"); |
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test.cmd(0).must_have("foo.asm"); |
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} |
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