1 files changed, 12 insertions, 0 deletions
diff --git a/js/src/tests/non262/class/stringConstructor.js b/js/src/tests/non262/class/stringConstructor.js
new file mode 100644
index 0000000000..4e8ae3331f
--- /dev/null
+++ b/js/src/tests/non262/class/stringConstructor.js
@@ -0,0 +1,12 @@
+class A {
+    "constructor"() { return {}; }
+}
+assertEq(new A() instanceof A, false);
+
+class B extends class { } {
+    "constructor"() { return {}; }
+}
+assertEq(new B() instanceof B, false);
+
+if (typeof reportCompare === 'function')
+    reportCompare(0,0,"OK");