69 lines
2.4 KiB
Rust
69 lines
2.4 KiB
Rust
//! The common code for `tests/lang_tests_*.rs`
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use std::{
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env::{self, current_dir},
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path::PathBuf,
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process::Command,
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};
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use lang_tester::LangTester;
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use tempfile::TempDir;
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/// Controls the compile options (e.g., optimization level) used to compile
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/// test code.
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#[allow(dead_code)] // Each test crate picks one variant
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pub enum Profile {
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Debug,
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Release,
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}
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pub fn main_inner(profile: Profile) {
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let tempdir = TempDir::new().expect("temp dir");
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let current_dir = current_dir().expect("current dir");
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let current_dir = current_dir.to_str().expect("current dir").to_string();
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let gcc_path = include_str!("../gcc_path");
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let gcc_path = gcc_path.trim();
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env::set_var("LD_LIBRARY_PATH", gcc_path);
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LangTester::new()
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.test_dir("tests/run")
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.test_file_filter(|path| path.extension().expect("extension").to_str().expect("to_str") == "rs")
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.test_extract(|source| {
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let lines =
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source.lines()
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.skip_while(|l| !l.starts_with("//"))
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.take_while(|l| l.starts_with("//"))
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.map(|l| &l[2..])
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.collect::<Vec<_>>()
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.join("\n");
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Some(lines)
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})
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.test_cmds(move |path| {
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// Test command 1: Compile `x.rs` into `tempdir/x`.
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let mut exe = PathBuf::new();
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exe.push(&tempdir);
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exe.push(path.file_stem().expect("file_stem"));
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let mut compiler = Command::new("rustc");
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compiler.args(&[
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&format!("-Zcodegen-backend={}/target/debug/librustc_codegen_gcc.so", current_dir),
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"--sysroot", &format!("{}/build_sysroot/sysroot/", current_dir),
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"-Zno-parallel-llvm",
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"-C", "panic=abort",
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"-C", "link-arg=-lc",
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"-o", exe.to_str().expect("to_str"),
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path.to_str().expect("to_str"),
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]);
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match profile {
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Profile::Debug => {}
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Profile::Release => {
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compiler.args(&[
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"-C", "opt-level=3",
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"-C", "lto=no",
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]);
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}
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}
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// Test command 2: run `tempdir/x`.
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let runtime = Command::new(exe);
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vec![("Compiler", compiler), ("Run-time", runtime)]
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})
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.run();
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}
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