test: add tests for import.meta.require

Author: MylesBorins

test/es-module/test-esm-import-meta.mjs

@@ -3,20 +3,47 @@
 import '../common';
 import assert from 'assert';
 
+const fixtures = import.meta.require('../common/fixtures');
+
 assert.strictEqual(Object.getPrototypeOf(import.meta), null);
 
-const keys = ['url'];
+const keys = ['url', 'require'];
 assert.deepStrictEqual(Reflect.ownKeys(import.meta), keys);
 
 const descriptors = Object.getOwnPropertyDescriptors(import.meta);
+
 for (const descriptor of Object.values(descriptors)) {
   delete descriptor.value; // Values are verified below.
-  assert.deepStrictEqual(descriptor, {
-    enumerable: true,
-    writable: true,
-    configurable: true
-  });
 }
 
+assert.deepStrictEqual(descriptors.url, {
+  enumerable: true,
+  writable: true,
+  configurable: true
+});
+
+assert.deepStrictEqual(descriptors.require, {
+  get: descriptors.require.get,
+  set: undefined,
+  enumerable: true,
+  configurable: true
+});
+
+assert.strictEqual(import.meta.require.cache, undefined);
+assert.strictEqual(import.meta.require.extensions, undefined);
+assert.strictEqual(import.meta.require.main, undefined);
+assert.strictEqual(import.meta.require.paths, undefined);
+
 const urlReg = /^file:\/\/\/.*\/test\/es-module\/test-esm-import-meta\.mjs$/;
 assert(import.meta.url.match(urlReg));
+
+const a = import.meta.require(
+  fixtures.path('module-require', 'relative', 'dot.js')
+);
+const b = import.meta.require(
+  fixtures.path('module-require', 'relative', 'dot-slash.js')
+);
+
+assert.strictEqual(a.value, 42);
+// require(".") should resolve like require("./")
+assert.strictEqual(a, b);