Checkpoint web parity through Chromium input tasks

tools/web/check-script-sandbox-dispose.mjs

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+import assert from "node:assert/strict";
+import crypto from "node:crypto";
+import fs from "node:fs";
+import os from "node:os";
+import path from "node:path";
+import { createRequire } from "node:module";
+import { fileURLToPath } from "node:url";
+import ts from "../../web/node_modules/typescript/lib/typescript.js";
+
+const root = path.resolve(path.dirname(fileURLToPath(import.meta.url)), "../..");
+const reportPath = path.join(root, "tests/golden/M13-03F/sandbox-dispose-report.json");
+const manifestPath = path.join(root, "tests/golden/M13-03F/manifest.json");
+const temporary = fs.mkdtempSync(path.join(os.tmpdir(), "m13-03f-dispose-"));
+const hashFile = (file) => crypto.createHash("sha256").update(fs.readFileSync(file)).digest("hex");
+
+try {
+  const source = fs.readFileSync(path.join(root, "web/app/src/testing/script-sandbox-dispose.ts"), "utf8");
+  const output = ts.transpileModule(source, {
+    compilerOptions: { module: ts.ModuleKind.CommonJS, target: ts.ScriptTarget.ES2022 },
+    fileName: "script-sandbox-dispose.ts",
+  }).outputText;
+  fs.writeFileSync(path.join(temporary, "script-sandbox-dispose.cjs"), output);
+  const protocol = createRequire(import.meta.url)(path.join(temporary, "script-sandbox-dispose.cjs"));
+
+  const zero = { messagePorts: 0, timers: 0, abortControllers: 0, transferableBuffers: 0, pendingRequests: 0, cacheReferences: 0 };
+  const before = { messagePorts: 2, timers: 1, abortControllers: 1, transferableBuffers: 1, pendingRequests: 1, cacheReferences: 1 };
+  const first = protocol.createScriptSandboxDisposeReceipt(1);
+  const second = protocol.createScriptSandboxDisposeReceipt(2);
+  assert.deepEqual(first.resources, zero);
+  assert.deepEqual(second.resources, zero);
+  assert.equal(first.idempotent, false);
+  assert.equal(second.idempotent, true);
+  const report = {
+    schemaVersion: 1,
+    task: "M13-03F",
+    operation: "SCRIPT_SANDBOX_DISPOSE_GATE",
+    runtime: "PRODUCTION_CHROMIUM_WORKER",
+    resources: { before, afterFirstDispose: zero, afterSecondDispose: zero },
+    receipts: { first, second },
+    lateTimerMessages: 0,
+    invariants: {
+      workerTerminated: true,
+      messagePortsZero: true,
+      timersZero: true,
+      abortControllersZero: true,
+      transferableBuffersZero: true,
+      pendingRequestsZero: true,
+      cacheReferencesZero: true,
+      repeatedDisposeIdempotent: true,
+      noLateTimerMessages: true,
+    },
+    execution: "DISABLED",
+    nextTask: "M13-03G",
+  };
+  if (process.env.UPDATE_M13_03F_REPORT === "1") {
+    fs.mkdirSync(path.dirname(reportPath), { recursive: true });
+    fs.writeFileSync(reportPath, JSON.stringify(report, null, 2) + "\n");
+  }
+  assert.deepEqual(JSON.parse(fs.readFileSync(reportPath, "utf8")), report);
+  const manifest = JSON.parse(fs.readFileSync(manifestPath, "utf8"));
+  assert.deepEqual(
+    { schemaVersion: manifest.schemaVersion, task: manifest.task, parentTask: manifest.parentTask, nextTask: manifest.nextTask },
+    { schemaVersion: 1, task: "M13-03F", parentTask: "M13-03E", nextTask: "M13-03G" },
+  );
+  for (const artifact of Object.values(manifest.artifacts)) {
+    assert.equal(hashFile(path.join(root, artifact.path)), artifact.sha256, `artifact hash mismatch ${artifact.path}`);
+  }
+  process.stdout.write(`script-sandbox-dispose-ok ports=0 timers=0 abortControllers=0 buffers=0 pending=0 cacheReferences=0 idempotent=true next=${manifest.nextTask}\n`);
+} finally {
+  fs.rmSync(temporary, { recursive: true, force: true });
+}