Add m-esr52 at 52.6.0

1 files changed, 19 insertions, 0 deletions

diff --git a/js/src/jit-test/tests/collections/constructor-errors.js b/js/src/jit-test/tests/collections/constructor-errors.js
new file mode 100644
index 000000000..6a145180f
--- /dev/null
+++ b/js/src/jit-test/tests/collections/constructor-errors.js
@@ -0,0 +1,19 @@
+// The Set constructor throws TypeError when passed a non-iterable argument.
+
+load(libdir + "asserts.js");
+
+var misc = [
+    {}, {x: 1}, Math, isNaN,
+    Object.create(null),
+    true, 0, 3.1416,
+    new Boolean(true), new Number(0),
+    {iterator: function () { return undefined; }},
+    {iterator: function () { return null; }},
+    {iterator: function () { return true; }},
+    {iterator: function () { return 17; }},
+];
+
+for (var v of misc) {
+    assertThrowsInstanceOf(function () { new Set(v); }, TypeError);
+    assertThrowsInstanceOf(function () { new Map(v); }, TypeError);
+}