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568 lines (531 loc) · 18.2 KB
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import fs from "fs";
import path from "path";
import os from "os";
import v8 from "v8";
import cluster from "cluster";
import { createRequire } from "module";
import { fileURLToPath, pathToFileURL } from "url";
import glob from "glob";
import { stderrColors, stdoutColors } from "../util/terminal.js";
import * as optionsUtil from "../util/options.js";
import { coreCount, threadCount } from "../util/cpu.js";
import { diff } from "../util/text.js";
import { Rtrace } from "../lib/rtrace/index.js";
import asc from "../dist/asc.js";
const dirname = path.dirname(fileURLToPath(import.meta.url));
const require = createRequire(import.meta.url);
const startTime = Date.now();
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"
},
"noColors": {
"description": [
"Disables terminal colors."
],
"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;
stdoutColors.enabled = process.stdout.isTTY && !args.noColors;
stderrColors.enabled = process.stderr.isTTY && !args.noColors;
if (args.help) {
console.log([
stdoutColors.white("SYNTAX"),
" " + stdoutColors.cyan("npm run test:compiler --") + " [test1, test2 ...] [options]",
"",
stdoutColors.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");
const basedir = path.join(dirname, "compiler");
// Gets a list of all relevant tests
function getTests() {
let tests = glob.sync("**/!(_*).ts", { cwd: basedir })
.map(name => name.replace(/\.ts$/, ""))
.filter(name => !name.endsWith(".d") && !name.includes("node_modules"));
if (argv.length) { // run matching tests only
tests = tests.filter(filename => argv.indexOf(filename.replace(/\.ts$/, "")) >= 0);
if (!tests.length) {
console.log(stdoutColors.red("FAILURE: ") + stdoutColors.white("No matching tests: " + argv.join(" ") + "\n"));
process.exit(1);
}
}
return tests;
}
function measureStart() {
return process.hrtime();
}
function measureEnd(start) {
const hrtime = process.hrtime(start);
return `${(hrtime[0] * 1e3 + hrtime[1] / 1e6).toFixed(3)} ms`;
}
// Starts a new section within a test
function section(title) {
const start = measureStart();
console.log("- " + title);
return {
title,
end(code) {
const time = measureEnd(start);
switch (code) {
case SUCCESS: console.log(" " + stdoutColors.green("SUCCESS") + " (" + time + ")\n"); break;
default: console.log(" " + stdoutColors.red("FAILURE") + " (" + time + ")\n"); break;
case SKIPPED: console.log(" " + stdoutColors.yellow("SKIPPED") + " (" + time + ")\n"); break;
}
}
};
}
const SUCCESS = 0;
const FAILURE = 1;
const SKIPPED = 2;
// Runs a single test
async function runTest(basename) {
console.log(stdoutColors.white("# compiler/" + basename) + "\n");
const configPath = path.join(basedir, basename + ".json");
const config = fs.existsSync(configPath) ? require(configPath) : {};
const stdout = asc.createMemoryStream();
const stderr = asc.createMemoryStream(chunk => process.stderr.write(chunk.toString().replace(/^(?!$)/mg, " ")));
stderr.isTTY = true;
let asc_flags = [];
let asc_rtrace = !!config.asc_rtrace;
let v8_flags = "";
let v8_no_flags = "";
let missing_features = [];
// Makes sure to reset the environment after
function prepareResult(code, message = null) {
if (v8_no_flags) v8.setFlagsFromString(v8_no_flags);
if (!args.createBinary) fs.unlink(path.join(basedir, basename + ".debug.wasm"), err => { /* nop */ });
return { code, message };
}
if (config.features) {
config.features.forEach(feature => {
if (!features.includes(feature) && !features.includes("*")) {
missing_features.push(feature);
return; // from forEach
}
let 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("- " + stdoutColors.yellow("feature SKIPPED") + " (" + missing_features.join(", ") + ")\n");
return prepareResult(SKIPPED, "feature not enabled: " + missing_features.join(", "));
}
}
if (config.asc_flags) {
config.asc_flags.forEach(flag => { asc_flags.push(...flag.split(" ")); });
}
// Build debug
{
const cmd = [
basename + ".ts",
"--baseDir", basedir,
"--debug",
"--textFile" // -> stdout
];
if (asc_flags) cmd.push(...asc_flags);
cmd.push("--outFile", basename + ".debug.wasm");
if (args.noColors) cmd.push("--noColors");
const compileDebug = section("compile debug");
const { error } = await asc.main(cmd, { stdout, stderr });
let expectStderr = config.stderr;
if (error) {
stderr.write("---\n");
stderr.write(error.stack);
stderr.write("\n---\n");
if (expectStderr) {
compileDebug.end(SKIPPED);
} else {
compileDebug.end(FAILURE);
}
} else {
compileDebug.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;
let failed = false;
expectStderr.forEach((substr, i) => {
let 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) {
compareStderr.end(FAILURE);
return prepareResult(FAILURE, "stderr mismatch");
}
compareStderr.end(SUCCESS);
return prepareResult(SUCCESS);
}
const compareFixture = section("compare fixture");
const actual = stdout.toString().replace(/\r\n/g, "\n");
if (args.create) {
fs.writeFileSync(path.join(basedir, basename + ".debug.wat"), actual, { encoding: "utf8" });
console.log(" " + stdoutColors.yellow("Created fixture"));
compareFixture.end(SKIPPED);
} else {
const expected = fs.readFileSync(path.join(basedir, basename + ".debug.wat"), { encoding: "utf8" }).replace(/\r\n/g, "\n");
if (args.noDiff) {
if (expected != actual) {
compareFixture.end(FAILURE);
return prepareResult(FAILURE, "fixture mismatch");
}
} else {
let diffs = diff(basename + ".debug.wat", expected, actual);
if (diffs !== null) {
console.log(diffs);
compareFixture.end(FAILURE);
return prepareResult(FAILURE, "fixture mismatch");
}
}
compareFixture.end(SUCCESS);
}
}
stdout.length = 0;
stderr.length = 0;
const gluePath = path.join(basedir, basename + ".js");
const glue = fs.existsSync(gluePath) ? await import(pathToFileURL(gluePath)) : {};
// Build release
{
const cmd = [
basename + ".ts",
"--baseDir", basedir,
"--outFile", // -> stdout
"-O"
];
if (asc_flags) cmd.push(...asc_flags);
if (args.create) cmd.push("--textFile", basename + ".release.wat");
if (args.noColors) cmd.push("--noColors");
const compileRelease = section("compile release");
const { error } = await asc.main(cmd, { stdout: stdout, stderr: stderr });
if (error) {
stderr.write("---\n");
stderr.write(error.stack);
stderr.write("\n---\n");
compileRelease.end(FAILURE);
return prepareResult(FAILURE, error.message);
}
compileRelease.end(SUCCESS);
const debugBuffer = fs.readFileSync(path.join(basedir, basename + ".debug.wasm"));
const releaseBuffer = stdout.toBuffer();
const instantiateDebug = section("instantiate debug");
if (config.skipInstantiate) {
instantiateDebug.end(SKIPPED);
} else {
if (!await testInstantiate(debugBuffer, glue, stderr)) {
instantiateDebug.end(FAILURE);
return prepareResult(FAILURE, "instantiate error (debug)");
}
instantiateDebug.end(SUCCESS);
const instantiateRelease = section("instantiate release");
if (!await testInstantiate(releaseBuffer, glue, stderr)) {
instantiateRelease.end(FAILURE);
return prepareResult(FAILURE, "instantiate error (release)");
}
instantiateRelease.end(SUCCESS);
}
}
stdout.length = 0;
stderr.length = 0;
// Build rtraced
if (asc_rtrace) {
const cmd = [
basename + ".ts",
"--baseDir", basedir,
"--outFile", // -> stdout
"--debug",
"--use", "ASC_RTRACE=1",
"--exportStart", "_initialize",
// "--runPasses", "instrument-memory"
];
if (asc_flags) cmd.push(...asc_flags);
const compileRtraced = section("compile rtraced");
const { error } = await asc.main(cmd, { stdout, stderr });
if (error) {
stderr.write("---\n");
stderr.write(error.stack);
stderr.write("\n---\n");
compileRtraced.end(FAILURE);
return prepareResult(FAILURE, error.message);
}
compileRtraced.end(SUCCESS);
const rtracedBuffer = stdout.toBuffer();
const instantiateRtrace = section("instantiate rtrace");
if (!await testInstantiate(rtracedBuffer, glue, stderr)) {
instantiateRtrace.end(FAILURE);
return prepareResult(FAILURE, "rtrace error");
}
instantiateRtrace.end(SUCCESS);
}
return prepareResult(SUCCESS);
}
// Tests if instantiation of a module succeeds
async function testInstantiate(binaryBuffer, glue, stderr) {
let failed = false;
try {
const memory = new WebAssembly.Memory({ initial: 10 });
const exports = {};
function getString(ptr) {
const RUNTIME_HEADER_SIZE = 16;
if (!ptr) return "null";
let U32 = new Uint32Array(exports.memory ? exports.memory.buffer : memory.buffer);
let U16 = new Uint16Array(exports.memory ? exports.memory.buffer : memory.buffer);
let len16 = U32[(ptr - RUNTIME_HEADER_SIZE + 12) >>> 2] >>> 1;
let ptr16 = ptr >>> 1;
return String.fromCharCode.apply(String, U16.subarray(ptr16, ptr16 + len16));
}
const rtrace = new Rtrace({
onerror(err, info) {
console.log(` ERROR: ${err.stack}`);
failed = true;
},
oninfo(msg, info) {
if (!args.rtraceVerbose) return;
console.log(` ${msg}`);
},
getMemory() {
return instance.exports.memory;
}
});
function toEnv(name, ref) {
let env = {};
for (let key of Object.getOwnPropertyNames(ref)) env[`${name}.${key}`] = ref[key];
let prototype = ref.prototype;
if (prototype) {
for (const key of Object.getOwnPropertyNames(prototype)) {
const original = prototype[key];
env[`${name}#${key}`] = (thisArg, ...args) => {
return original.apply(thisArg, args);
};
}
}
return env;
}
const imports = rtrace.install({
env: Object.assign({}, globalThis, {
memory,
abort: function(msg, file, line, column) {
console.log(stdoutColors.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
},
"Date.getTimezoneOffset"() {
// @external.js in bindings tests
return new Date().getTimezoneOffset();
},
...toEnv("Date", Date),
...toEnv("Math", Math),
...toEnv("console", console)
})
});
if (glue.preInstantiate) {
console.log(" [invoke glue.preInstantiate]");
const start = measureStart();
await glue.preInstantiate(imports, exports);
console.log(" [return glue.preInstantiate] " + measureEnd(start));
}
const { instance } = await WebAssembly.instantiate(binaryBuffer, imports);
Object.setPrototypeOf(exports, instance.exports);
if (glue.postInstantiate) {
console.log(" [invoke glue.postInstantiate]");
const start = measureStart();
await glue.postInstantiate(instance);
console.log(" [return glue.postInstantiate] " + measureEnd(start));
}
if (exports._start) {
console.log(" [invoke exports._start]");
const start = measureStart();
exports._start();
console.log(" [return exports._start] " + measureEnd(start));
} else if (exports._initialize) {
console.log(" [invoke exports._initialize]");
const start = measureStart();
exports._initialize();
console.log(" [return exports._initialize] " + measureEnd(start));
}
if (glue.postStart) {
console.log(" [invoke glue.postStart]");
const start = measureStart();
glue.postStart(instance);
console.log(" [return glue.postStart] " + measureEnd(start));
}
const leakCount = rtrace.check();
if (leakCount) {
failed = true;
console.log(` memory leak detected: ${leakCount} leaking`);
}
if (!failed) {
if (rtrace.active) {
console.log(" " +
rtrace.allocCount + " allocs, " +
rtrace.freeCount + " frees, " +
rtrace.resizeCount + " resizes, " +
rtrace.moveCount + " moves"
);
}
return true;
}
} catch (err) {
stderr.write("---\n");
stderr.write(err.stack);
stderr.write("\n---\n");
}
return false;
}
// Evaluates the overall test result
function evaluateResult(failedTests, skippedTests) {
if (skippedTests.size) {
console.log(stdoutColors.yellow("WARNING: ") + stdoutColors.white(skippedTests.size + " compiler tests have been skipped:\n"));
for (let [name, message] of skippedTests) {
console.log(" " + name + " " + stdoutColors.gray("[" + (message || "???") + "]"));
}
console.log();
}
if (failedTests.size) {
process.exitCode = 1;
console.log(stdoutColors.red("FAILURE: ") + stdoutColors.white(failedTests.size + " compiler tests had failures:\n"));
for (let [name, message] of failedTests) {
console.log(" " + name + " " + stdoutColors.gray("[" + (message || "???") + "]"));
}
console.log();
}
console.log(`Time: ${(Date.now() - startTime)} ms\n`);
if (!process.exitCode) {
console.log("[ " + stdoutColors.white("SUCCESS") + " ]");
}
}
// Run tests in parallel if requested (except with coverage)
const isCoverage = process.env.NODE_V8_COVERAGE != null;
if (!isCoverage && args.parallel && coreCount > 2) {
if (cluster.isWorker) {
process.on("message", msg => {
if (msg.cmd != "run") throw Error("invalid command: " + JSON.stringify(msg));
stdoutColors.enabled = !msg.noColors;
stderrColors.enabled = !msg.noColors;
runTest(msg.test).then(({ code, message }) => {
process.send({ code, message });
}, err => {
process.send({ code: FAILURE, message: err.message });
});
});
process.send({ code: SUCCESS, message: null });
} else {
const tests = getTests();
const failedTests = new Map();
const skippedTests = new Map();
const workers = [];
const current = [];
const outputs = [];
let numWorkers = Math.min(coreCount - 1, tests.length);
console.log(`Spawning ${numWorkers} workers (assuming ${coreCount} cores, ${threadCount} threads)...\n`);
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 => {
const { code, message } = msg;
process.stdout.write(Buffer.concat(outputs[i]).toString());
switch (code) {
case SUCCESS: break;
case FAILURE: failedTests.set(current[i], message); break;
case SKIPPED: skippedTests.set(current[i], message); break;
default: throw Error(`invalid code: ${code}`);
}
if (index >= tests.length) {
workers[i] = null;
worker.kill();
return;
}
current[i] = tests[index++];
outputs[i] = [];
worker.send({ cmd: "run", test: current[i], noColors: !stdoutColors.enabled });
});
worker.on("disconnect", () => {
if (workers[i]) throw Error(`worker#${i} died unexpectedly`);
if (!--numWorkers) evaluateResult(failedTests, skippedTests);
});
}
}
// Otherwise run tests sequentially
} else {
let failedTests = new Map();
let skippedTests = new Map();
for (const test of getTests()) {
const { code, message } = await runTest(test);
switch (code) {
case SUCCESS: break;
case FAILURE: failedTests.set(test, message); break;
case SKIPPED: skippedTests.set(test, message); break;
default: new Error(`invalid code: ${code}`);
}
}
evaluateResult(failedTests, skippedTests);
}