Upload Kmake

test/parallel/test-module-isBuiltin.js

@@ -0,0 +1,16 @@
+'use strict';
+require('../common');
+const assert = require('assert');
+const { isBuiltin } = require('module');
+
+// Includes modules in lib/ (even deprecated ones)
+assert(isBuiltin('http'));
+assert(isBuiltin('sys'));
+assert(isBuiltin('node:fs'));
+assert(isBuiltin('node:test'));
+
+// Does not include internal modules
+assert(!isBuiltin('internal/errors'));
+assert(!isBuiltin('test'));
+assert(!isBuiltin(''));
+assert(!isBuiltin(undefined));