assemblyscript/tests/compiler.js at dcodeIO-patch-1 · deep-stack/assemblyscript · GitHub

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const startTime = Date.now();

const fs = require("fs");

const path = require("path");

const os = require("os");

const v8 = require("v8");

const WASI = require("wasi").WASI;

const glob = require("glob");

const colorsUtil = require("../cli/util/colors");

const optionsUtil = require("../cli/util/options");

const diff = require("./util/diff");

const asc = require("../cli/asc.js");

const { Rtrace } = require("../lib/rtrace/umd");

const cluster = require("cluster");

const coreCount = require("physical-cpu-count");

const config = {

"create": {

"description": [

"Recreates the fixture for the specified test(s)",

"or all the fixtures if no specific test is given."

"type": "b"

"createBinary": {

"description": [

"Also creates the respective .wasm binaries."

"type": "b"

"noDiff": {

"description": [

"Disables output of detailed fixture differences."

"type": "b"

"rtraceVerbose": {

"description": [

"Enables verbose rtrace output."

]

"parallel": {

"description": [

"Runs tests in parallel."

]

"help": {

"description": "Prints this message and exits.",

"type": "b",

"alias": "h"

}

};

const opts = optionsUtil.parse(process.argv.slice(2), config);

const args = opts.options;

const argv = opts.arguments;

if (args.help) {

console.log([

colorsUtil.white("SYNTAX"),

" " + colorsUtil.cyan("npm run test:compiler --") + " [test1, test2 ...] [options]",

"",

colorsUtil.white("OPTIONS"),

optionsUtil.help(config)

].join(os.EOL) + os.EOL);

process.exit(0);

}

const features = process.env.ASC_FEATURES ? process.env.ASC_FEATURES.split(",") : [];

const featuresConfig = require("./features.json");

var failedTests = new Set();

var failedMessages = new Map();

var skippedTests = new Set();

var skippedMessages = new Map();

const basedir = path.join(__dirname, "compiler");

// Gets a list of all relevant tests

function getTests() {

var tests = glob.sync("**/!(_*).ts", { cwd: basedir }).map(name => name.replace(/\.ts$/, ""));

if (argv.length) { // run matching tests only

tests = tests.filter(filename => argv.indexOf(filename.replace(/\.ts$/, "")) >= 0);

if (!tests.length) {

console.log(colorsUtil.red("FAILURE: ") + colorsUtil.white("No matching tests: " + argv.join(" ") + "\n"));

process.exit(1);

}

return tests;

}

// Starts a new section within a test

function section(title) {

var start = process.hrtime();

console.log("- " + title);

return {

title,

end: function(code) {

const times = process.hrtime(start);

const time = asc.formatTime(times[0] * 1e9 + times[1]);

switch (code) {

case SUCCESS: console.log(" " + colorsUtil.green ("SUCCESS") + " (" + time + ")\n"); break;

default: console.log(" " + colorsUtil.red("FAILURE") + " (" + time + ")\n"); break;

case SKIPPED: console.log(" " + colorsUtil.yellow("SKIPPED") + " (" + time + ")\n"); break;

}

};

}

const SUCCESS = 0;

const FAILURE = 1;

const SKIPPED = 2;

// Runs a single test

function runTest(basename) {

console.log(colorsUtil.white("# compiler/" + basename) + "\n");

const configPath = path.join(basedir, basename + ".json");

const config = fs.existsSync(configPath)

? require(configPath)

: {};

const stdout = asc.createMemoryStream();

const stderr = asc.createMemoryStream(chunk => process.stderr.write(chunk.toString().replace(/^(?!$)/mg, " ")));

stderr.isTTY = true;

var asc_flags = [];

var asc_rtrace = !!config.asc_rtrace;

var v8_flags = "";

var v8_no_flags = "";

var missing_features = [];

if (config.features) {

config.features.forEach(feature => {

if (!features.includes(feature) && !features.includes("*")) {

missing_features.push(feature);

return;

}

var featureConfig = featuresConfig[feature];

if (featureConfig.asc_flags) {

featureConfig.asc_flags.forEach(flag => {

Array.prototype.push.apply(asc_flags, flag.split(" "));

});

}

if (featureConfig.v8_flags) {

featureConfig.v8_flags.forEach(flag => {

if (v8_flags) v8_flags += " ";

v8_flags += flag;

if (v8_no_flags) v8_no_flags += " ";

v8_no_flags += "--no-" + flag.substring(2);

});

v8.setFlagsFromString(v8_flags);

}

});

if (missing_features.length) {

console.log("- " + colorsUtil.yellow("feature SKIPPED") + " (" + missing_features.join(", ") + ")\n");

skippedTests.add(basename);

skippedMessages.set(basename, "feature not enabled");

if (cluster.isWorker) process.send({ cmd: "skipped", message: skippedMessages.get(basename) });

return;

}

if (config.asc_flags) {

config.asc_flags.forEach(flag => {

Array.prototype.push.apply(asc_flags, flag.split(" "));

});

}

var failed = false;

// Build untouched

var cmd = [

basename + ".ts",

"--baseDir", basedir,

"--debug",

"--textFile" // -> stdout

];

if (asc_flags)

Array.prototype.push.apply(cmd, asc_flags);

cmd.push("--binaryFile", basename + ".untouched.wasm");

const compileUntouched = section("compile untouched");

asc.main(cmd, {

stdout: stdout,

stderr: stderr

}, err => {

let expectStderr = config.stderr;

if (err) {

stderr.write("---\n");

stderr.write(err.stack);

stderr.write("\n---\n");

if (expectStderr) {

compileUntouched.end(SKIPPED);

} else {

compileUntouched.end(FAILURE);

}

} else {

compileUntouched.end(SUCCESS);

}

// check expected stderr patterns in order

if (expectStderr) {

const compareStderr = section("compare stderr");

const stderrString = stderr.toString();

if (typeof expectStderr === "string") expectStderr = [ expectStderr ];

let lastIndex = 0;

expectStderr.forEach((substr, i) => {

var index = stderrString.indexOf(substr, lastIndex);

if (index < 0) {

console.log(" missing pattern #" + (i + 1) + " '" + substr + "' in stderr at " + lastIndex + "+.");

failed = true;

} else {

lastIndex = index + substr.length;

}

});

if (failed) {

failedTests.add(basename);

failedMessages.set(basename, "stderr mismatch");

compareStderr.end(FAILURE);

} else {

compareStderr.end(SUCCESS);

}

return 1;

}

const compareFixture = section("compare fixture");

var actual = stdout.toString().replace(/\r\n/g, "\n");

if (args.create) {

fs.writeFileSync(path.join(basedir, basename + ".untouched.wat"), actual, { encoding: "utf8" });

console.log(" " + colorsUtil.yellow("Created fixture"));

compareFixture.end(SKIPPED);

} else {

let expected = fs.readFileSync(path.join(basedir, basename + ".untouched.wat"), { encoding: "utf8" }).replace(/\r\n/g, "\n");

if (args.noDiff) {

if (expected != actual) {

failed = true;

failedTests.add(basename);

compareFixture.end(FAILURE);

} else {

compareFixture.end(SUCCESS);

}

} else {

let diffs = diff(basename + ".untouched.wat", expected, actual);

if (diffs !== null) {

console.log(diffs);

failed = true;

failedTests.add(basename);

compareFixture.end(FAILURE);

} else {

compareFixture.end(SUCCESS);

}

stdout.length = 0;

stderr.length = 0;

// Build optimized

var cmd = [

basename + ".ts",

"--baseDir", basedir,

"--binaryFile", // -> stdout

"-O"

];

if (asc_flags)

Array.prototype.push.apply(cmd, asc_flags);

if (args.create)

cmd.push("--textFile", basename + ".optimized.wat");

const compileOptimized = section("compile optimized");

asc.main(cmd, {

stdout: stdout,

stderr: stderr

}, err => {

if (err) {

stderr.write("---\n");

stderr.write(err.stack);

stderr.write("\n---\n");

failed = true;

failedMessages.set(basename, err.message);

failedTests.add(basename);

compileOptimized.end(FAILURE);

return 1;

} else {

compileOptimized.end(SUCCESS);

}

let untouchedBuffer = fs.readFileSync(path.join(basedir, basename + ".untouched.wasm"));

let optimizedBuffer = stdout.toBuffer();

const gluePath = path.join(basedir, basename + ".js");

var glue = {};

if (fs.existsSync(gluePath)) glue = require(gluePath);

const instantiateUntouched = section("instantiate untouched");

if (!config.skipInstantiate) {

if (!testInstantiate(basename, untouchedBuffer, glue, stderr, config.asc_wasi)) {

failed = true;

failedTests.add(basename);

instantiateUntouched.end(FAILURE);

} else {

instantiateUntouched.end(SUCCESS);

const instantiateOptimized = section("instantiate optimized");

if (!testInstantiate(basename, optimizedBuffer, glue, stderr, config.asc_wasi)) {

failed = true;

failedTests.add(basename);

instantiateOptimized.end(FAILURE);

} else {

instantiateOptimized.end(SUCCESS);

}

} else {

instantiateUntouched.end(SKIPPED);

}

if (!asc_rtrace) return;

stdout.length = 0;

stderr.length = 0;

// Build rtraced

var cmd = [

basename + ".ts",

"--baseDir", basedir,

"--binaryFile", // -> stdout

"--debug",

"--use", "ASC_RTRACE=1",

"--explicitStart",

// "--runPasses", "instrument-memory"

];

if (asc_flags) {

Array.prototype.push.apply(cmd, asc_flags);

}

const compileRtraced = section("compile rtraced");

asc.main(cmd, {

stdout: stdout,

stderr: stderr

}, err => {

if (err) {

stderr.write("---\n");

stderr.write(err.stack);

stderr.write("\n---\n");

failed = true;

failedMessages.set(basename, err.message);

failedTests.add(basename);

compileRtraced.end(FAILURE);

return 1;

} else {

compileRtraced.end(SUCCESS);

}

let rtracedBuffer = stdout.toBuffer();

const instantiateRtrace = section("instantiate rtrace");

v8.setFlagsFromString("--experimental-wasm-bigint");

if (!testInstantiate(basename, rtracedBuffer, glue, stderr, config.asc_wasi)) {

failed = true;

failedTests.add(basename);

instantiateRtrace.end(FAILURE);

} else {

instantiateRtrace.end(SUCCESS);

}

v8.setFlagsFromString("--no-experimental-wasm-bigint");

});

if (failed) return 1;

});

if (v8_no_flags) v8.setFlagsFromString(v8_no_flags);

if (!args.createBinary) fs.unlink(path.join(basedir, basename + ".untouched.wasm"), err => { /* nop */ });

if (cluster.isWorker) process.send({ cmd: "done", failed: failed, message: failedMessages.get(basename) });

}

// Tests if instantiation of a module succeeds

function testInstantiate(basename, binaryBuffer, glue, stderr, wasiOptions) {

var failed = false;

try {

let memory = new WebAssembly.Memory({ initial: 10 });

let exports = {};

function getString(ptr) {

const RUNTIME_HEADER_SIZE = 16;

if (!ptr) return "null";

var U32 = new Uint32Array(exports.memory ? exports.memory.buffer : memory.buffer);

var U16 = new Uint16Array(exports.memory ? exports.memory.buffer : memory.buffer);

var len16 = U32[(ptr - RUNTIME_HEADER_SIZE + 12) >>> 2] >>> 1;

var ptr16 = ptr >>> 1;

return String.fromCharCode.apply(String, U16.subarray(ptr16, ptr16 + len16));

}

let rtrace = new Rtrace({

onerror(err, info) {

console.log(" ERROR: " + err.stack);

failed = true;

failedMessages.set(basename, err.message);

oninfo(msg, info) {

if (!args.rtraceVerbose) return;

console.log(" " + msg);

getMemory() {

return instance.exports.memory;

}

});

var imports = rtrace.install({

env: {

memory,

abort: function(msg, file, line, column) {

console.log(colorsUtil.red(" abort: " + getString(msg) + " in " + getString(file) + "(" + line + ":" + column + ")"));

trace: function(msg, n) {

console.log(" trace: " + getString(msg) + (n ? " " : "") + Array.prototype.slice.call(arguments, 2, 2 + n).join(", "));

seed: function() {

return 0xA5534817; // make tests deterministic

visit: function() {

// override in tests

}

Math,

Date,

Reflect

});

if (glue.preInstantiate) {

console.log(" [call preInstantiate]");

glue.preInstantiate(imports, exports);

}

var wasi = null;

if (wasiOptions) {

wasi = new WASI(wasiOptions);

imports.wasi_snapshot_preview1 = wasi.wasiImport;

}

var instance = new WebAssembly.Instance(new WebAssembly.Module(binaryBuffer), imports);

Object.setPrototypeOf(exports, instance.exports);

if (glue.postInstantiate) {

console.log(" [call postInstantiate]");

glue.postInstantiate(instance);

}

if (wasi) {

console.log(" [wasi start]");

let code = wasi.start(instance);

console.log(" [wasi exit] code=" + code);

} else if (exports._start) {

console.log(" [call start]");

exports._start();

}

if (glue.postStart) {

console.log(" [call postStart]");

glue.postStart(instance);

}

let leakCount = rtrace.check();

if (leakCount) {

let msg = "memory leak detected: " + leakCount + " leaking";

failed = true;

failedMessages.set(basename, msg);

console.log(" " + msg);

}

if (!failed) {

if (rtrace.active) {

console.log(" " +

rtrace.allocCount + " allocs, " +

rtrace.freeCount + " frees, " +

rtrace.resizeCount + " resizes, " +

rtrace.moveCount + " moves"

);

}

return true;

}

} catch (e) {

stderr.write("---\n");

stderr.write(e.stack);

stderr.write("\n---\n");

failed = true;

failedMessages.set(basename, e.message);

}

return false;

}

// Evaluates the overall test result

function evaluateResult() {

if (skippedTests.size) {

console.log(colorsUtil.yellow("WARNING: ") + colorsUtil.white(skippedTests.size + " compiler tests have been skipped:\n"));

skippedTests.forEach(name => {

var message = skippedMessages.has(name) ? colorsUtil.gray("[" + skippedMessages.get(name) + "]") : "";

console.log(" " + name + " " + message);

});

console.log();

}

if (failedTests.size) {

process.exitCode = 1;

console.log(colorsUtil.red("FAILURE: ") + colorsUtil.white(failedTests.size + " compiler tests had failures:\n"));

failedTests.forEach(name => {

var message = failedMessages.has(name) ? colorsUtil.gray("[" + failedMessages.get(name) + "]") : "";

console.log(" " + name + " " + message);

});

console.log();

}

console.log("Time: " + (Date.now() - startTime) + " ms\n");

if (!process.exitCode) {

console.log("[ " + colorsUtil.white("SUCCESS") + " ]");

}

asc.ready.then(() => {

// Run tests in parallel if requested

if (args.parallel && coreCount > 1) {

if (cluster.isWorker) {

colorsUtil.supported = true;

process.on("message", msg => {

if (msg.cmd != "run") throw Error("invalid command: " + msg.cmd);

try {

runTest(msg.test);

} catch (e) {

process.send({ cmd: "done", failed: true, message: e.message });

}

});

process.send({ cmd: "ready" });

} else {

const tests = getTests();

// const sizes = new Map();

// tests.forEach(name => sizes.set(name, fs.statSync(path.join(basedir, name + ".ts")).size));

// tests.sort((a, b) => sizes.get(b) - sizes.get(a));

const workers = [];

const current = [];

const outputs = [];

let numWorkers = Math.min(coreCount - 1, tests.length);

console.log("Spawning " + numWorkers + " workers ...");

cluster.settings.silent = true;

let index = 0;

for (let i = 0; i < numWorkers; ++i) {

let worker = cluster.fork();

workers[i] = worker;

current[i] = null;

outputs[i] = [];

worker.process.stdout.on("data", buf => outputs[i].push(buf));

worker.process.stderr.on("data", buf => outputs[i].push(buf));

worker.on("message", msg => {

if (msg.cmd == "done") {

process.stdout.write(Buffer.concat(outputs[i]).toString());

if (msg.failed) failedTests.add(current[i]);

if (msg.message) failedMessages.set(current[i], msg.message);

} else if (msg.cmd == "skipped") {

process.stdout.write(Buffer.concat(outputs[i]).toString());

skippedTests.add(current[i]);

if (msg.message) skippedMessages.set(current[i], msg.message);

} else if (msg.cmd != "ready") {

throw Error("invalid command: " + msg.cmd);

}

if (index >= tests.length) {

workers[i] = null;

worker.kill();

return;

}

current[i] = tests[index++];

outputs[i] = [];

worker.send({ cmd: "run", test: current[i] });

});

worker.on("disconnect", () => {

if (workers[i]) throw Error("worker#" + i + " died unexpectedly");

if (!--numWorkers) evaluateResult();

});

}

// Otherwise run tests sequentially

} else {

getTests().forEach(runTest);

evaluateResult();

}

});

assemblyscript/tests/compiler.js at dcodeIO-patch-1 · deep-stack/assemblyscript · GitHub

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