Upload Kmake

test/parallel/test-error-format-list.js

@@ -0,0 +1,20 @@
+// Flags: --expose-internals
+'use strict';
+
+const common = require('../common');
+const { strictEqual } = require('node:assert');
+const { formatList } = require('internal/errors');
+
+if (!common.hasIntl) common.skip('missing Intl');
+
+{
+  const and = new Intl.ListFormat('en', { style: 'long', type: 'conjunction' });
+  const or = new Intl.ListFormat('en', { style: 'long', type: 'disjunction' });
+
+  const input = ['apple', 'banana', 'orange', 'pear'];
+  for (let i = 0; i < input.length; i++) {
+    const slicedInput = input.slice(0, i);
+    strictEqual(formatList(slicedInput), and.format(slicedInput));
+    strictEqual(formatList(slicedInput, 'or'), or.format(slicedInput));
+  }
+}