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node_modules/util.promisify/test/index.js

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+'use strict';
+
+var test = require('tape');
+
+var runTests = require('./tests');
+
+test('as a function', function (t) {
+	/* eslint global-require: 1 */
+	if (typeof Promise === 'function') {
+		var promisify = require('../');
+		runTests(promisify, t);
+	} else {
+		t['throws'](
+			function () { require('../'); },
+			TypeError,
+			'throws when no Promise available'
+		);
+	}
+
+	t.end();
+});