1 files changed, 14 insertions, 0 deletions
diff --git a/node_modules/es6-weak-map/test/is-implemented.js b/node_modules/es6-weak-map/test/is-implemented.js
new file mode 100644
index 000000000..0186871e2
--- /dev/null
+++ b/node_modules/es6-weak-map/test/is-implemented.js
@@ -0,0 +1,14 @@
+'use strict';
+
+var global   = require('es5-ext/global')
+  , polyfill = require('../polyfill');
+
+module.exports = function (t, a) {
+	var cache;
+	a(typeof t(), 'boolean');
+	cache = global.WeakMap;
+	global.WeakMap = polyfill;
+	a(t(), true);
+	if (cache === undefined) delete global.WeakMap;
+	else global.WeakMap = cache;
+};