Files
wasmtime/lib/wasm/tests/wasm_testsuite.rs
Ram 4afb28ef59 Use wabt, and make the wasm subcommand optional. (#347)
* Use wabt for wasm testing.

* Use wabt in cton-util.

* Make the wasm subcommand optional.
2018-05-24 08:23:00 -07:00

83 lines
2.6 KiB
Rust

extern crate cretonne_codegen;
extern crate cretonne_wasm;
extern crate wabt;
use cretonne_codegen::print_errors::pretty_verifier_error;
use cretonne_codegen::settings::{self, Configurable, Flags};
use cretonne_codegen::verifier;
use cretonne_wasm::{translate_module, DummyEnvironment};
use std::fs;
use std::fs::File;
use std::io;
use std::io::prelude::*;
use std::path::Path;
use wabt::wat2wasm;
#[test]
fn testsuite() {
let mut paths: Vec<_> = fs::read_dir("../../wasmtests")
.unwrap()
.map(|r| r.unwrap())
.filter(|p| {
// Ignore files starting with `.`, which could be editor temporary files
if let Some(stem) = p.path().file_stem() {
if let Some(stemstr) = stem.to_str() {
return !stemstr.starts_with('.');
}
}
false
})
.collect();
paths.sort_by_key(|dir| dir.path());
let flags = Flags::new(settings::builder());
for path in paths {
let path = path.path();
handle_module(&path, &flags);
}
}
#[test]
fn return_at_end() {
let mut flag_builder = settings::builder();
flag_builder.enable("return_at_end").unwrap();
let flags = Flags::new(flag_builder);
handle_module(Path::new("../../wasmtests/return_at_end.wat"), &flags);
}
fn read_file(path: &Path) -> Result<Vec<u8>, io::Error> {
let mut buf: Vec<u8> = Vec::new();
let mut file = File::open(path)?;
file.read_to_end(&mut buf)?;
Ok(buf)
}
fn handle_module(path: &Path, flags: &Flags) {
let data = match path.extension() {
None => {
panic!("the file extension is not wasm or wat");
}
Some(ext) => {
match ext.to_str() {
Some("wasm") => read_file(path).expect("error reading wasm file"),
Some("wat") => {
let wat = read_file(path).expect("error reading wat file");
match wat2wasm(&wat) {
Ok(wasm) => wasm,
Err(e) => {
panic!("error converting wat to wasm: {:?}", e);
}
}
}
None | Some(&_) => panic!("the file extension for {:?} is not wasm or wat", path),
}
}
};
let mut dummy_environ = DummyEnvironment::with_flags(flags.clone());
translate_module(&data, &mut dummy_environ).unwrap();
for func in &dummy_environ.info.function_bodies {
verifier::verify_function(func, flags)
.map_err(|err| panic!(pretty_verifier_error(func, None, &err)))
.unwrap();
}
}