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/* eslint-disable */
import { assert, assertEquals } from "../testing/asserts.ts";
import * as path from "../path/mod.ts";
import WASI from "./snapshot_preview1.ts";
if (import.meta.main) {
const options = JSON.parse(Deno.args[0]);
const binary = await Deno.readFile(Deno.args[1]);
const module = await WebAssembly.compile(binary);
const wasi = new WASI({
env: options.env,
args: options.args,
preopens: options.preopens,
});
const instance = new WebAssembly.Instance(module, {
wasi_snapshot_preview1: wasi.exports,
});
wasi.memory = instance.exports.memory;
instance.exports._start();
} else {
const rootdir = path.dirname(path.fromFileUrl(import.meta.url));
const testdir = path.join(rootdir, "testdata");
const outdir = path.join(testdir, "snapshot_preview1");
for await (const entry of Deno.readDir(testdir)) {
if (!entry.name.endsWith(".rs")) {
continue;
}
const process = Deno.run({
cmd: [
"rustc",
"--target",
"wasm32-wasi",
"--out-dir",
outdir,
path.join(testdir, entry.name),
],
stdout: "inherit",
stderr: "inherit",
});
const status = await process.status();
assert(status.success);
process.close();
// TODO(caspervonb) allow the prelude to span multiple lines
const source = await Deno.readTextFile(path.join(testdir, entry.name));
const prelude = source.match(/^\/\/\s*\{.*/);
if (prelude) {
const basename = entry.name.replace(/.rs$/, ".json");
await Deno.writeTextFile(
path.join(outdir, basename),
prelude[0].slice(2),
);
}
}
for await (const entry of Deno.readDir(outdir)) {
if (!entry.name.endsWith(".wasm")) {
continue;
}
Deno.test(entry.name, async function () {
const basename = entry.name.replace(/\.wasm$/, ".json");
const prelude = await Deno.readTextFile(path.resolve(outdir, basename));
const options = JSON.parse(prelude);
await Deno.mkdir(`${testdir}/scratch`);
try {
const process = await Deno.run({
cwd: testdir,
cmd: [
`${Deno.execPath()}`,
"run",
"--quiet",
"--unstable",
"--allow-all",
import.meta.url,
prelude,
path.resolve(outdir, entry.name),
],
stdin: "piped",
stdout: "piped",
stderr: "piped",
});
if (options.stdin) {
const stdin = new TextEncoder().encode(options.stdin);
await Deno.writeAll(process.stdin, stdin);
}
process.stdin.close();
const stdout = await Deno.readAll(process.stdout);
if (options.stdout) {
assertEquals(new TextDecoder().decode(stdout), options.stdout);
} else {
await Deno.writeAll(Deno.stdout, stdout);
}
process.stdout.close();
const stderr = await Deno.readAll(process.stderr);
if (options.stderr) {
assertEquals(new TextDecoder().decode(stderr), options.stderr);
} else {
await Deno.writeAll(Deno.stderr, stderr);
}
process.stderr.close();
if (options.files) {
for (const [key, value] of Object.entries(options.files)) {
assertEquals(value, await Deno.readTextFile(`${testdir}/${key}`));
}
}
const status = await process.status();
assertEquals(status.code, options.exitCode ? +options.exitCode : 0);
process.close();
} catch (err) {
throw err;
} finally {
await Deno.remove(`${testdir}/scratch`, { recursive: true });
}
});
}
}
|
