add check-compat-tests script

package.json

@@ -85,11 +85,12 @@
     "bundle-helpers": "webpack --entry ./tests/helpers/qunit-helpers.js --output-filename qunit-helpers.js",
     "bundle-tests-global": "webpack --entry ./tests/tests/index.js --output-filename tests.js",
     "bundle-tests-pure": "webpack --entry ./tests/pure/index.js --output-filename pure.js",
+    "check-compat-tests": "zx scripts/check-compat-tests.mjs",
     "check-dependencies": "zx scripts/check-dependencies.mjs",
     "check-mapping": "zx scripts/check-compat-data-mapping.mjs",
     "check-modules-by-versions": "zx scripts/check-compat-data-modules-by-versions.mjs",
     "check-unused-modules": "zx scripts/check-unused-modules.mjs",
-    "check": "run-s check-unused-modules check-modules-by-versions check-mapping check-dependencies",
+    "check": "run-s check-unused-modules check-compat-tests check-modules-by-versions check-mapping check-dependencies",
     "generate-indexes": "zx scripts/generate-indexes.mjs",
     "lint": "run-s init test-lint",
     "test-lint": "eslint --ext .js,.mjs,.json ./",

scripts/check-compat-tests.mjs

@@ -0,0 +1,46 @@
+import { modules } from 'core-js-compat/src/data.mjs';
+import '../tests/compat/tests.js';
+
+const modulesSet = new Set(modules);
+const tested = new Set(Object.keys(globalThis.tests));
+const ignore = new Set([
+  'esnext.array.filter-out',
+  'esnext.array.last-index',
+  'esnext.array.last-item',
+  'esnext.map.update-or-insert',
+  'esnext.map.upsert',
+  'esnext.math.iaddh',
+  'esnext.math.imulh',
+  'esnext.math.isubh',
+  'esnext.math.seeded-prng',
+  'esnext.math.umulh',
+  'esnext.object.iterate-entries',
+  'esnext.object.iterate-keys',
+  'esnext.object.iterate-values',
+  'esnext.promise.try',
+  'esnext.reflect.define-metadata',
+  'esnext.reflect.delete-metadata',
+  'esnext.reflect.get-metadata',
+  'esnext.reflect.get-metadata-keys',
+  'esnext.reflect.get-own-metadata',
+  'esnext.reflect.get-own-metadata-keys',
+  'esnext.reflect.has-metadata',
+  'esnext.reflect.has-own-metadata',
+  'esnext.reflect.metadata',
+  'esnext.string.at',
+  'esnext.symbol.pattern-match',
+  'esnext.symbol.replace-all',
+  'esnext.typed-array.filter-out',
+  'esnext.weak-map.upsert',
+]);
+
+const missed = modules.filter(it => !(tested.has(it) || tested.has(it.replace(/^esnext\./, 'es.')) || ignore.has(it)));
+
+for (const it of tested) {
+  if (!modulesSet.has(it)) console.log(chalk.red(`added extra compat data test: ${ chalk.cyan(it) }`));
+}
+
+if (missed.length) {
+  console.log(chalk.red('some of compat data tests missed:'));
+  for (const it of missed) console.log(chalk.cyan(it));
+} else console.log(chalk.green('adding of compat data tests not required'));

tests/compat/tests.js

@@ -880,7 +880,7 @@ GLOBAL.tests = {
       && set.has(0)
       && set[Symbol.toStringTag];
   }],
-  'es.string.at': function () {
+  'es.string.at-alternative': function () {
     return 'a'.at(-1) === 'a';
   },
   'es.string.code-point-at': function () {
@@ -1210,6 +1210,9 @@ GLOBAL.tests = {
   'esnext.array.find-last-index': function () {
     return [].findLastIndex;
   },
+  'esnext.array.group-by': function () {
+    return [].groupBy;
+  },
   'esnext.array.is-template-object': function () {
     return Array.isTemplateObject;
   },
@@ -1485,6 +1488,12 @@ GLOBAL.tests = {
   'esnext.typed-array.find-last-index': function () {
     return Int8Array.prototype.findLastIndex;
   },
+  'esnext.typed-array.group-by': function () {
+    return Int8Array.prototype.groupBy;
+  },
+  'esnext.typed-array.unique-by': function () {
+    return Int8Array.prototype.uniqueBy;
+  },
   'esnext.weak-map.delete-all': function () {
     return WeakMap.prototype.deleteAll;
   },