diff options
Diffstat (limited to 'cc/tests')
-rw-r--r-- | cc/tests/cc_env.rs | 118 | ||||
-rw-r--r-- | cc/tests/cflags.rs | 15 | ||||
-rw-r--r-- | cc/tests/cxxflags.rs | 15 | ||||
-rw-r--r-- | cc/tests/support/mod.rs | 161 | ||||
-rw-r--r-- | cc/tests/test.rs | 377 |
5 files changed, 0 insertions, 686 deletions
diff --git a/cc/tests/cc_env.rs b/cc/tests/cc_env.rs deleted file mode 100644 index 43eb689..0000000 --- a/cc/tests/cc_env.rs +++ /dev/null @@ -1,118 +0,0 @@ -use std::env; -use std::ffi::OsString; -use std::path::Path; - -mod support; -use crate::support::Test; - -#[test] -fn main() { - ccache(); - distcc(); - ccache_spaces(); - ccache_env_flags(); - leading_spaces(); - extra_flags(); - path_to_ccache(); - more_spaces(); -} - -fn ccache() { - let test = Test::gnu(); - - env::set_var("CC", "ccache cc"); - let compiler = test.gcc().file("foo.c").get_compiler(); - - assert_eq!(compiler.path(), Path::new("cc")); -} - -fn ccache_spaces() { - let test = Test::gnu(); - test.shim("ccache"); - - env::set_var("CC", "ccache cc"); - let compiler = test.gcc().file("foo.c").get_compiler(); - assert_eq!(compiler.path(), Path::new("cc")); -} - -fn distcc() { - let test = Test::gnu(); - test.shim("distcc"); - - env::set_var("CC", "distcc cc"); - let compiler = test.gcc().file("foo.c").get_compiler(); - assert_eq!(compiler.path(), Path::new("cc")); -} - -fn ccache_env_flags() { - let test = Test::gnu(); - test.shim("ccache"); - - env::set_var("CC", "ccache lol-this-is-not-a-compiler"); - let compiler = test.gcc().file("foo.c").get_compiler(); - assert_eq!(compiler.path(), Path::new("lol-this-is-not-a-compiler")); - assert_eq!( - compiler.cc_env(), - OsString::from("ccache lol-this-is-not-a-compiler") - ); - assert!( - compiler - .cflags_env() - .into_string() - .unwrap() - .contains("ccache") - == false - ); - assert!( - compiler - .cflags_env() - .into_string() - .unwrap() - .contains(" lol-this-is-not-a-compiler") - == false - ); - - env::set_var("CC", ""); -} - -fn leading_spaces() { - let test = Test::gnu(); - test.shim("ccache"); - - env::set_var("CC", " test "); - let compiler = test.gcc().file("foo.c").get_compiler(); - assert_eq!(compiler.path(), Path::new("test")); - - env::set_var("CC", ""); -} - -fn extra_flags() { - let test = Test::gnu(); - test.shim("ccache"); - - env::set_var("CC", "ccache cc -m32"); - let compiler = test.gcc().file("foo.c").get_compiler(); - assert_eq!(compiler.path(), Path::new("cc")); -} - -fn path_to_ccache() { - let test = Test::gnu(); - test.shim("ccache"); - - env::set_var("CC", "/path/to/ccache.exe cc -m32"); - let compiler = test.gcc().file("foo.c").get_compiler(); - assert_eq!(compiler.path(), Path::new("cc")); - assert_eq!( - compiler.cc_env(), - OsString::from("/path/to/ccache.exe cc -m32"), - ); -} - -fn more_spaces() { - let test = Test::gnu(); - test.shim("ccache"); - - env::set_var("CC", "cc -m32"); - let compiler = test.gcc().file("foo.c").get_compiler(); - assert_eq!(compiler.path(), Path::new("cc")); -} diff --git a/cc/tests/cflags.rs b/cc/tests/cflags.rs deleted file mode 100644 index caec6ea..0000000 --- a/cc/tests/cflags.rs +++ /dev/null @@ -1,15 +0,0 @@ -mod support; - -use crate::support::Test; -use std::env; - -/// This test is in its own module because it modifies the environment and would affect other tests -/// when run in parallel with them. -#[test] -fn gnu_no_warnings_if_cflags() { - env::set_var("CFLAGS", "-arbitrary"); - let test = Test::gnu(); - test.gcc().file("foo.c").compile("foo"); - - test.cmd(0).must_not_have("-Wall").must_not_have("-Wextra"); -} diff --git a/cc/tests/cxxflags.rs b/cc/tests/cxxflags.rs deleted file mode 100644 index c524c7d..0000000 --- a/cc/tests/cxxflags.rs +++ /dev/null @@ -1,15 +0,0 @@ -mod support; - -use crate::support::Test; -use std::env; - -/// This test is in its own module because it modifies the environment and would affect other tests -/// when run in parallel with them. -#[test] -fn gnu_no_warnings_if_cxxflags() { - env::set_var("CXXFLAGS", "-arbitrary"); - let test = Test::gnu(); - test.gcc().file("foo.cpp").cpp(true).compile("foo"); - - test.cmd(0).must_not_have("-Wall").must_not_have("-Wextra"); -} diff --git a/cc/tests/support/mod.rs b/cc/tests/support/mod.rs deleted file mode 100644 index fe8acde..0000000 --- a/cc/tests/support/mod.rs +++ /dev/null @@ -1,161 +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 { - 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 { - link_or_copy( - &self.gcc, - self.td - .path() - .join(&format!("{}{}", name, env::consts::EXE_SUFFIX)), - ) - .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(|_| ()) -} diff --git a/cc/tests/test.rs b/cc/tests/test.rs deleted file mode 100644 index def11f0..0000000 --- a/cc/tests/test.rs +++ /dev/null @@ -1,377 +0,0 @@ -use crate::support::Test; - -mod support; - -#[test] -fn gnu_smoke() { - let test = Test::gnu(); - test.gcc().file("foo.c").compile("foo"); - - test.cmd(0) - .must_have("-O2") - .must_have("foo.c") - .must_not_have("-g") - .must_have("-c") - .must_have("-ffunction-sections") - .must_have("-fdata-sections"); - test.cmd(1).must_have(test.td.path().join("foo.o")); -} - -#[test] -fn gnu_opt_level_1() { - let test = Test::gnu(); - test.gcc().opt_level(1).file("foo.c").compile("foo"); - - test.cmd(0).must_have("-O1").must_not_have("-O2"); -} - -#[test] -fn gnu_opt_level_s() { - let test = Test::gnu(); - test.gcc().opt_level_str("s").file("foo.c").compile("foo"); - - test.cmd(0) - .must_have("-Os") - .must_not_have("-O1") - .must_not_have("-O2") - .must_not_have("-O3") - .must_not_have("-Oz"); -} - -#[test] -fn gnu_debug_fp_auto() { - let test = Test::gnu(); - test.gcc().debug(true).file("foo.c").compile("foo"); - test.cmd(0).must_have("-g"); - test.cmd(0).must_have("-fno-omit-frame-pointer"); -} - -#[test] -fn gnu_debug_fp() { - let test = Test::gnu(); - test.gcc().debug(true).file("foo.c").compile("foo"); - test.cmd(0).must_have("-g"); - test.cmd(0).must_have("-fno-omit-frame-pointer"); -} - -#[test] -fn gnu_debug_nofp() { - let test = Test::gnu(); - test.gcc() - .debug(true) - .force_frame_pointer(false) - .file("foo.c") - .compile("foo"); - test.cmd(0).must_have("-g"); - test.cmd(0).must_not_have("-fno-omit-frame-pointer"); - - let test = Test::gnu(); - test.gcc() - .force_frame_pointer(false) - .debug(true) - .file("foo.c") - .compile("foo"); - test.cmd(0).must_have("-g"); - test.cmd(0).must_not_have("-fno-omit-frame-pointer"); -} - -#[test] -fn gnu_warnings_into_errors() { - let test = Test::gnu(); - test.gcc() - .warnings_into_errors(true) - .file("foo.c") - .compile("foo"); - - test.cmd(0).must_have("-Werror"); -} - -#[test] -fn gnu_warnings() { - let test = Test::gnu(); - test.gcc() - .warnings(true) - .flag("-Wno-missing-field-initializers") - .file("foo.c") - .compile("foo"); - - test.cmd(0).must_have("-Wall").must_have("-Wextra"); -} - -#[test] -fn gnu_extra_warnings0() { - let test = Test::gnu(); - test.gcc() - .warnings(true) - .extra_warnings(false) - .flag("-Wno-missing-field-initializers") - .file("foo.c") - .compile("foo"); - - test.cmd(0).must_have("-Wall").must_not_have("-Wextra"); -} - -#[test] -fn gnu_extra_warnings1() { - let test = Test::gnu(); - test.gcc() - .warnings(false) - .extra_warnings(true) - .flag("-Wno-missing-field-initializers") - .file("foo.c") - .compile("foo"); - - test.cmd(0).must_not_have("-Wall").must_have("-Wextra"); -} - -#[test] -fn gnu_warnings_overridable() { - let test = Test::gnu(); - test.gcc() - .warnings(true) - .flag("-Wno-missing-field-initializers") - .file("foo.c") - .compile("foo"); - - test.cmd(0) - .must_have_in_order("-Wall", "-Wno-missing-field-initializers"); -} - -#[test] -fn gnu_x86_64() { - for vendor in &["unknown-linux-gnu", "apple-darwin"] { - let target = format!("x86_64-{}", vendor); - let test = Test::gnu(); - test.gcc() - .target(&target) - .host(&target) - .file("foo.c") - .compile("foo"); - - test.cmd(0).must_have("-fPIC").must_have("-m64"); - } -} - -#[test] -fn gnu_x86_64_no_pic() { - for vendor in &["unknown-linux-gnu", "apple-darwin"] { - let target = format!("x86_64-{}", vendor); - let test = Test::gnu(); - test.gcc() - .pic(false) - .target(&target) - .host(&target) - .file("foo.c") - .compile("foo"); - - test.cmd(0).must_not_have("-fPIC"); - } -} - -#[test] -fn gnu_i686() { - for vendor in &["unknown-linux-gnu", "apple-darwin"] { - let target = format!("i686-{}", vendor); - let test = Test::gnu(); - test.gcc() - .target(&target) - .host(&target) - .file("foo.c") - .compile("foo"); - - test.cmd(0).must_have("-m32"); - } -} - -#[test] -fn gnu_i686_pic() { - for vendor in &["unknown-linux-gnu", "apple-darwin"] { - let target = format!("i686-{}", vendor); - let test = Test::gnu(); - test.gcc() - .pic(true) - .target(&target) - .host(&target) - .file("foo.c") - .compile("foo"); - - test.cmd(0).must_have("-fPIC"); - } -} - -#[test] -fn gnu_x86_64_no_plt() { - let target = "x86_64-unknown-linux-gnu"; - let test = Test::gnu(); - test.gcc() - .pic(true) - .use_plt(false) - .target(&target) - .host(&target) - .file("foo.c") - .compile("foo"); - test.cmd(0).must_have("-fno-plt"); -} - -#[test] -fn gnu_set_stdlib() { - let test = Test::gnu(); - test.gcc() - .cpp_set_stdlib(Some("foo")) - .file("foo.c") - .compile("foo"); - - test.cmd(0).must_not_have("-stdlib=foo"); -} - -#[test] -fn gnu_include() { - let test = Test::gnu(); - test.gcc().include("foo/bar").file("foo.c").compile("foo"); - - test.cmd(0).must_have("-I").must_have("foo/bar"); -} - -#[test] -fn gnu_define() { - let test = Test::gnu(); - test.gcc() - .define("FOO", "bar") - .define("BAR", None) - .file("foo.c") - .compile("foo"); - - test.cmd(0).must_have("-DFOO=bar").must_have("-DBAR"); -} - -#[test] -fn gnu_compile_assembly() { - let test = Test::gnu(); - test.gcc().file("foo.S").compile("foo"); - test.cmd(0).must_have("foo.S"); -} - -#[test] -fn gnu_shared() { - let test = Test::gnu(); - test.gcc() - .file("foo.c") - .shared_flag(true) - .static_flag(false) - .compile("foo"); - - test.cmd(0).must_have("-shared").must_not_have("-static"); -} - -#[test] -fn gnu_flag_if_supported() { - if cfg!(windows) { - return; - } - let test = Test::gnu(); - test.gcc() - .file("foo.c") - .flag("-v") - .flag_if_supported("-Wall") - .flag_if_supported("-Wflag-does-not-exist") - .flag_if_supported("-std=c++11") - .compile("foo"); - - test.cmd(0) - .must_have("-v") - .must_have("-Wall") - .must_not_have("-Wflag-does-not-exist") - .must_not_have("-std=c++11"); -} - -#[test] -fn gnu_flag_if_supported_cpp() { - if cfg!(windows) { - return; - } - let test = Test::gnu(); - test.gcc() - .cpp(true) - .file("foo.cpp") - .flag_if_supported("-std=c++11") - .compile("foo"); - - test.cmd(0).must_have("-std=c++11"); -} - -#[test] -fn gnu_static() { - let test = Test::gnu(); - test.gcc() - .file("foo.c") - .shared_flag(false) - .static_flag(true) - .compile("foo"); - - test.cmd(0).must_have("-static").must_not_have("-shared"); -} - -#[test] -fn msvc_smoke() { - let test = Test::msvc(); - test.gcc().file("foo.c").compile("foo"); - - test.cmd(0) - .must_have("-O2") - .must_have("foo.c") - .must_not_have("-Z7") - .must_have("-c") - .must_have("-MD"); - test.cmd(1).must_have(test.td.path().join("foo.o")); -} - -#[test] -fn msvc_opt_level_0() { - let test = Test::msvc(); - test.gcc().opt_level(0).file("foo.c").compile("foo"); - - test.cmd(0).must_not_have("-O2"); -} - -#[test] -fn msvc_debug() { - let test = Test::msvc(); - test.gcc().debug(true).file("foo.c").compile("foo"); - test.cmd(0).must_have("-Z7"); -} - -#[test] -fn msvc_include() { - let test = Test::msvc(); - test.gcc().include("foo/bar").file("foo.c").compile("foo"); - - test.cmd(0).must_have("-I").must_have("foo/bar"); -} - -#[test] -fn msvc_define() { - let test = Test::msvc(); - test.gcc() - .define("FOO", "bar") - .define("BAR", None) - .file("foo.c") - .compile("foo"); - - test.cmd(0).must_have("-DFOO=bar").must_have("-DBAR"); -} - -#[test] -fn msvc_static_crt() { - let test = Test::msvc(); - test.gcc().static_crt(true).file("foo.c").compile("foo"); - - test.cmd(0).must_have("-MT"); -} - -#[test] -fn msvc_no_static_crt() { - let test = Test::msvc(); - test.gcc().static_crt(false).file("foo.c").compile("foo"); - - test.cmd(0).must_have("-MD"); -} |