Migrate %TypedArray%.prototype.fill to C++

test/mjsunit/es6/typedarray-fill.js

Index: test/mjsunit/es6/typedarray-fill.js
diff --git a/test/mjsunit/es6/typedarray-fill.js b/test/mjsunit/es6/typedarray-fill.js
index 2c612016f6187e43fa91a0c31554e71ed51fad7b..42eb6fc30c8606a3038dff9546599cdde702b50e 100644
--- a/test/mjsunit/es6/typedarray-fill.js
+++ b/test/mjsunit/es6/typedarray-fill.js
@@ -30,6 +30,11 @@ for (var constructor of typedArrayConstructors) {
   assertArrayEquals(new constructor([0, 0, 0, 0, 0]).fill(8, -1, -3), [0, 0, 0, 0, 0]);
   assertArrayEquals(new constructor([0, 0, 0, 0, 0]).fill(8, 0, 4), [8, 8, 8, 8, 0]);
 
+  assertArrayEquals(new constructor([0, 0, 0, 0, 0]).fill(8, Infinity), [0, 0, 0, 0, 0]);
+  assertArrayEquals(new constructor([0, 0, 0, 0, 0]).fill(8, -Infinity), [8, 8, 8, 8, 8]);
+  assertArrayEquals(new constructor([0, 0, 0, 0, 0]).fill(8, 0, Infinity), [8, 8, 8, 8, 8]);
+  assertArrayEquals(new constructor([0, 0, 0, 0, 0]).fill(8, 0, -Infinity), [0, 0, 0, 0, 0]);
+

[Camillo Bruni, 2017/03/13 15:58:14]

Please add my Proxy test case as well, to ensure we do ToNumber on ever
iteration step.

[rongjie, 2017/03/14 00:18:07]

Done.

   // Test exceptions
   assertThrows('constructor.prototype.fill.call(null)', TypeError);
   assertThrows('constructor.prototype.fill.call(undefined)', TypeError);
@@ -43,3 +48,7 @@ for (var constructor of typedArrayConstructors) {
   Array.prototype.fill.call(a, 4);
   assertArrayEquals([a[0], a[1]], [4, 3]);
 }
+
+// Clamping
+assertArrayEquals(new Uint8ClampedArray([0, 0, 0, 0, 0]).fill(-10), [0, 0, 0, 0, 0]);
+assertArrayEquals(new Uint8ClampedArray([0, 0, 0, 0, 0]).fill(1000), [255, 255, 255, 255, 255]);