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'use strict';
const common = require('../common');
if (process.argv[2] === 'wasi-child') {
const fixtures = require('../common/fixtures');
const tmpdir = require('../common/tmpdir');
const fs = require('fs');
const path = require('path');
common.expectWarning('ExperimentalWarning',
'WASI is an experimental feature. This feature could ' +
'change at any time');
const { WASI } = require('wasi');
tmpdir.refresh();
const wasmDir = path.join(__dirname, 'wasm');
const wasi = new WASI({
args: ['foo', '-bar', '--baz=value'],
env: process.env,
preopens: {
'/sandbox': fixtures.path('wasi'),
'/tmp': tmpdir.path
}
});
const importObject = { wasi_snapshot_preview1: wasi.wasiImport };
const modulePath = path.join(wasmDir, `${process.argv[3]}.wasm`);
const buffer = fs.readFileSync(modulePath);
(async () => {
const { instance } = await WebAssembly.instantiate(buffer, importObject);
wasi.start(instance);
})().then(common.mustCall());
} else {
const assert = require('assert');
const cp = require('child_process');
const { checkoutEOL } = common;
function runWASI(options) {
console.log('executing', options.test);
const opts = {
env: {
...process.env,
NODE_DEBUG_NATIVE: 'wasi',
NODE_PLATFORM: process.platform
}
};
if (options.stdin !== undefined)
opts.input = options.stdin;
const child = cp.spawnSync(process.execPath, [
'--experimental-wasi-unstable-preview1',
__filename,
'wasi-child',
options.test,
], opts);
console.log(child.stderr.toString());
assert.strictEqual(child.status, options.exitCode || 0);
assert.strictEqual(child.signal, null);
assert.strictEqual(child.stdout.toString(), options.stdout || '');
}
runWASI({ test: 'cant_dotdot' });
// Tests that are currently unsupported on IBM i PASE.
if (!common.isIBMi) {
runWASI({ test: 'clock_getres' });
}
runWASI({ test: 'exitcode', exitCode: 120 });
runWASI({ test: 'fd_prestat_get_refresh' });
runWASI({ test: 'freopen', stdout: `hello from input2.txt${checkoutEOL}` });
runWASI({ test: 'ftruncate' });
runWASI({ test: 'getentropy' });
// Tests that are currently unsupported on IBM i PASE.
if (!common.isIBMi) {
runWASI({ test: 'getrusage' });
}
runWASI({ test: 'gettimeofday' });
runWASI({ test: 'main_args' });
runWASI({ test: 'notdir' });
runWASI({ test: 'poll' });
runWASI({ test: 'preopen_populates' });
if (!common.isWindows && process.platform !== 'android') {
runWASI({ test: 'readdir' });
}
runWASI({ test: 'read_file', stdout: `hello from input.txt${checkoutEOL}` });
runWASI({
test: 'read_file_twice',
stdout: `hello from input.txt${checkoutEOL}hello from input.txt${checkoutEOL}`
});
runWASI({ test: 'stat' });
runWASI({ test: 'write_file' });
// Tests that are currently unsupported on Windows.
if (!common.isWindows) {
runWASI({ test: 'stdin', stdin: 'hello world', stdout: 'hello world' });
}
}
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