Merge commit '6e92d2345e8231a44556ce7d416451f5f3e6c398' as 'engine262'

engine262/test/json/json.mts

@@ -0,0 +1,100 @@
+/* eslint-disable no-console */
+/* eslint-disable no-await-in-loop */
+import fs from 'node:fs';
+import path from 'node:path';
+import { styleText } from 'node:util';
+import { globSync } from 'tinyglobby';
+import { createTestReporter, annotateFileWithURL } from '../tui.mts';
+import { Test } from '../base.mts';
+import {
+  Agent,
+  setSurroundingAgent,
+  ManagedRealm,
+  AbruptCompletion,
+  inspect,
+} from '#self';
+
+const failed = [
+  // stack overflow for us
+  'n_structure_100000_opening_arrays.json',
+  'n_structure_open_array_object.json',
+];
+
+const BASE_DIR = path.resolve(import.meta.dirname, 'JSONTestSuite');
+
+const agent = new Agent();
+setSurroundingAgent(agent);
+
+const reporter = createTestReporter();
+reporter.start();
+
+function test(filename: string) {
+  const realm = new ManagedRealm();
+
+  const source = fs.readFileSync(filename, 'utf8');
+  const test = new Test(filename, filename, [], null!, '', source);
+  reporter.addTest(test);
+
+  if (failed.includes(path.basename(filename))) {
+    reporter.skipTest(test.id, 'skip-list');
+    return;
+  }
+
+  reporter.updateWorker(0, test.id);
+  let result;
+  try {
+    result = realm.evaluateScript(`JSON.parse(${JSON.stringify(source)});`);
+  } catch (error) {
+    reporter.updateWorker(0, null);
+    console.error(filename, error);
+    fail(filename, test.id, '');
+    return;
+  }
+  reporter.updateWorker(0, null);
+
+  const testName = path.basename(filename);
+
+  if (!result || result instanceof AbruptCompletion) {
+    if (testName.startsWith('n_')) {
+      reporter.testPassed(test.id);
+    } else if (testName.startsWith('i_')) {
+      reporter.testPassed(test.id);
+    } else {
+      console.error(inspect(result));
+      fail(filename, test.id, '');
+    }
+  } else {
+    if (testName.startsWith('n_')) {
+      fail(filename, test.id, 'Expected failure but got success');
+    } else {
+      reporter.testPassed(test.id);
+    }
+  }
+}
+
+const tests = globSync(
+  'test_{parsing,transform}/**/*.json',
+  { cwd: BASE_DIR, absolute: true },
+);
+
+for (const t of tests) {
+  test(t);
+  await new Promise<void>((resolve) => {
+    setImmediate(resolve);
+  });
+}
+
+reporter.allTestsDiscovered();
+reporter.exit();
+setTimeout(() => {
+  process.exit();
+});
+
+function fail(file: string, testId: number, message: string) {
+  process.exitCode = 1;
+
+  // FAILED filename.js
+  const line1 = `${styleText('red', `FAILED ${annotateFileWithURL(file)}`)}\n`;
+  reporter.stdout(line1, message);
+  reporter.testFailed(testId);
+}