Add m-esr52 at 52.6.0

1 files changed, 23 insertions, 0 deletions

diff --git a/js/src/jit-test/tests/collections/WeakMap-constructor-arraylike-exception.js b/js/src/jit-test/tests/collections/WeakMap-constructor-arraylike-exception.js
new file mode 100644
index 000000000..bbb1b43bd
--- /dev/null
+++ b/js/src/jit-test/tests/collections/WeakMap-constructor-arraylike-exception.js
@@ -0,0 +1,23 @@
+// WeakMap constructor should propagate exception while getting key and value.
+
+load(libdir + "asserts.js");
+
+var k1 = {};
+var v1 = 42;
+
+var error_thrower_0 = {
+  get 0() {
+    throw new Error;
+  },
+  1: v1
+};
+assertThrowsInstanceOf(() => new WeakMap([error_thrower_0]), Error);
+
+var error_thrower_1 = {
+  0: k1,
+  get 1() {
+    throw new Error;
+  }
+};
+assertThrowsInstanceOf(() => new WeakMap([error_thrower_1]), Error);
+