Add m-esr52 at 52.6.0

1 files changed, 19 insertions, 0 deletions

diff --git a/js/src/tests/ecma_6/Class/defaultConstructorDerivedSpread.js b/js/src/tests/ecma_6/Class/defaultConstructorDerivedSpread.js
new file mode 100644
index 000000000..2b85e4d3d
--- /dev/null
+++ b/js/src/tests/ecma_6/Class/defaultConstructorDerivedSpread.js
@@ -0,0 +1,19 @@
+/* Make sure that the default derived class constructor has the required spread semantics.
+ *
+ * Test credit André Bargull
+ */
+
+Array.prototype[Symbol.iterator] = function*() { yield 1; yield 2; };
+
+class Base {
+    constructor(a, b) {
+        assertEq(a, 1);
+        assertEq(b, 2);
+    }
+};
+class Derived extends Base {};
+
+new Derived();
+
+if (typeof reportCompare === 'function')
+    reportCompare(0,0,"OK");