fix esnext.iterator.constructor compat test (some old FF versions w…

…ith non-standard `Iterator` pass the current)
zloirock · Jan 9, 2020 · 241537f · 241537f
1 parent c7c5015
commit 241537f
Showing 1 changed file with 6 additions and 2 deletions.
diff --git a/tests/compat/tests.js b/tests/compat/tests.js
@@ -1148,8 +1148,12 @@ GLOBAL.tests = {
     return compositeSymbol;
   },
   'esnext.iterator.constructor': function () {
-    return typeof Iterator == 'function'
-      && Iterator.prototype === Object.getPrototypeOf(Object.getPrototypeOf([].values()));
+    try {
+      Iterator({});
+    } catch (error) {
+      return typeof Iterator == 'function'
+        && Iterator.prototype === Object.getPrototypeOf(Object.getPrototypeOf([].values()));
+    }
   },
   'esnext.iterator.as-indexed-pairs': function () {
     return Iterator.prototype.asIndexedPairs;