1 files changed, 68 insertions, 0 deletions
diff --git a/js/src/tests/non262/TypedArray/object-defineproperty.js b/js/src/tests/non262/TypedArray/object-defineproperty.js
new file mode 100644
index 0000000000..b19f76b845
--- /dev/null
+++ b/js/src/tests/non262/TypedArray/object-defineproperty.js
@@ -0,0 +1,68 @@
+var obj = new Int32Array(2);
+obj[0] = 100;
+
+var throws = [
+    // Disallow accessors
+    {get: undefined},
+    {set: undefined},
+    {get: undefined, set: undefined},
+    {get: function() {}},
+    {set: function() {}},
+    {get: function() {}, set: function() {}},
+
+    {configurable: false},
+    {enumerable: false},
+    {writable: false},
+
+    {configurable: false, writable: true},
+    {enumerable: false, configurable: false},
+
+    {configurable: false, value: 15}
+];
+
+for (var desc of throws) {
+    assertThrowsInstanceOf(function() { Object.defineProperty(obj, 0, desc); }, TypeError);
+    assertThrowsInstanceOf(function() { Object.defineProperties(obj, {0: desc}); }, TypeError);
+}
+
+Object.defineProperty(obj, 0, {});
+Object.defineProperty(obj, 0, {configurable: true});
+Object.defineProperty(obj, 0, {enumerable: true});
+Object.defineProperty(obj, 0, {writable: true});
+
+assertEq(obj[0], 100);
+
+Object.defineProperty(obj, 0, {configurable: true, value: 15});
+assertEq(obj[0], 15);
+Object.defineProperty(obj, 0, {enumerable: true, value: 16});
+assertEq(obj[0], 16);
+Object.defineProperty(obj, 0, {writable: true, value: 17});
+assertEq(obj[0], 17);
+Object.defineProperty(obj, 0, {value: 18});
+assertEq(obj[0], 18);
+
+var desc = Object.getOwnPropertyDescriptor(obj, 0);
+assertEq(desc.configurable, true);
+assertEq(desc.enumerable, true);
+assertEq(desc.writable, true);
+assertEq(desc.value, 18);
+assertEq('get' in desc, false);
+assertEq('set' in desc, false);
+
+Object.defineProperties(obj, {0: {value: 20}, 1: {value: 42}});
+assertEq(obj[0], 20);
+assertEq(obj[1], 42);
+
+anyTypedArrayConstructors.forEach(constructor => {
+    var obj = new constructor(4);
+    obj[0] = 100;
+    obj[1] = 200;
+
+    for (var v of [20, 300, -10, Math.pow(2, 32), -Math.pow(2, 32), NaN]) {
+        Object.defineProperty(obj, 0, {value: v});
+        obj[1] = v;
+        assertEq(obj[0], obj[1]);
+    }
+});
+
+reportCompare(true, true, "test");