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diff --git a/deps/v8/test/mjsunit/harmony/array-length.js b/deps/v8/test/mjsunit/harmony/array-length.js
new file mode 100644
index 0000000000..df488196ff
--- /dev/null
+++ b/deps/v8/test/mjsunit/harmony/array-length.js
@@ -0,0 +1,208 @@
+// Copyright 2015 the V8 project authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Flags: --harmony-tolength
+
+// Test array functions do not cause infinite loops when length is negative,
+// max_value, etc.
+
+// ArrayToString
+
+var o = { length: Number.MIN_VALUE };
+var result = Array.prototype.toString.call(o);
+assertEquals("[object Object]", result);
+
+// ArrayToLocaleString
+
+var o = { length: Number.MIN_VALUE };
+var result = Array.prototype.toLocaleString.call(o);
+assertEquals("", result);
+
+// ArrayJoin
+
+var o = { length: Number.MIN_VALUE };
+var result = Array.prototype.join.call(o);
+assertEquals(0, result.length);
+
+// ArrayPush
+
+var o = { length: Number.MIN_VALUE };
+Array.prototype.push.call(o, 1);
+assertEquals(1, o.length);
+assertEquals(1, o[0]);
+
+var o = { length: Number.MAX_VALUE };
+Array.prototype.push.call(o, 1);
+assertEquals(o.length, Number.MAX_SAFE_INTEGER + 1);
+assertEquals(1, o[Number.MAX_SAFE_INTEGER]);
+
+Array.prototype.push.call(o, 2);
+assertEquals(o.length, Number.MAX_SAFE_INTEGER + 1);
+assertEquals(2, o[Number.MAX_SAFE_INTEGER]);
+
+// ArrayPop
+
+var o = { length: 0 };
+Array.prototype.pop.call(o);
+assertEquals(0, o.length);
+
+var o = { length: Number.MIN_VALUE };
+Array.prototype.pop.call(o);
+assertEquals(0, o.length);
+
+var o = { length: Number.MAX_VALUE };
+Array.prototype.pop.call(o);
+assertEquals(o.length, Number.MAX_SAFE_INTEGER - 1);
+
+// ArrayReverse
+
+var o = { 0: 'foo', length: Number.MIN_VALUE }
+var result = Array.prototype.reverse.call(o);
+assertEquals('object', typeof(result));
+assertEquals(Number.MIN_VALUE, result.length);
+assertEquals(Number.MIN_VALUE, o.length);
+
+// ArrayShift
+
+var o = { 0: "foo", length: Number.MIN_VALUE }
+var result = Array.prototype.shift.call(o);
+assertEquals(undefined, result);
+assertEquals(0, o.length);
+
+// ArrayUnshift
+
+var o = { length: 0 };
+Array.prototype.unshift.call(o);
+assertEquals(0, o.length);
+
+var o = { length: 0 };
+Array.prototype.unshift.call(o, 'foo');
+assertEquals('foo', o[0]);
+assertEquals(1, o.length);
+
+var o = { length: Number.MIN_VALUE };
+Array.prototype.unshift.call(o);
+assertEquals(0, o.length);
+
+var o = { length: Number.MIN_VALUE };
+Array.prototype.unshift.call(o, 'foo');
+assertEquals('foo', o[0]);
+assertEquals(1, o.length);
+
+// ArraySplice
+
+var o = { length: Number.MIN_VALUE };
+Array.prototype.splice.call(o);
+assertEquals(0, o.length);
+
+var o = { length: Number.MIN_VALUE };
+Array.prototype.splice.call(o, 0, 10, ['foo']);
+assertEquals(['foo'], o[0]);
+assertEquals(1, o.length);
+
+var o = { length: Number.MIN_VALUE };
+Array.prototype.splice.call(o, -1);
+assertEquals(0, o.length);
+
+var o = { length: Number.MAX_SAFE_INTEGER };
+Array.prototype.splice.call(o, -1);
+assertEquals(Number.MAX_SAFE_INTEGER - 1, o.length);
+
+// ArraySlice
+
+var o = { length: Number.MIN_VALUE };
+var result = Array.prototype.slice.call(o);
+assertEquals(0, result.length);
+
+var o = { length: Number.MIN_VALUE };
+var result = Array.prototype.slice.call(o, Number.MAX_VALUE);
+assertEquals(0, result.length);
+
+var o = { length: Number.MAX_VALUE };
+var result = Array.prototype.slice.call(o, Number.MAX_VALUE - 1);
+assertEquals(0, result.length);
+
+// ArrayIndexOf
+
+var o = { length: Number.MIN_VALUE };
+var result = Array.prototype.indexOf.call(o);
+assertEquals(-1, result);
+
+var o = { length: Number.MAX_SAFE_INTEGER }
+o[Number.MAX_SAFE_INTEGER - 1] = "foo"
+var result = Array.prototype.indexOf.call(o,
+    "foo", Number.MAX_SAFE_INTEGER - 2);
+assertEquals(Number.MAX_SAFE_INTEGER - 1, result);
+
+var o = { length: Number.MAX_SAFE_INTEGER };
+o[Number.MAX_SAFE_INTEGER - 1] = "foo";
+var result = Array.prototype.indexOf.call(o, "foo", -1);
+assertEquals(Number.MAX_SAFE_INTEGER - 1, result);
+
+// ArrayLastIndexOf
+
+var o = { length: Number.MIN_VALUE };
+var result = Array.prototype.lastIndexOf.call(o);
+assertEquals(-1, result);
+
+var o = { length: Number.MAX_SAFE_INTEGER }
+o[Number.MAX_SAFE_INTEGER - 1] = "foo"
+var result = Array.prototype.lastIndexOf.call(o,
+    "foo", Number.MAX_SAFE_INTEGER);
+assertEquals(Number.MAX_SAFE_INTEGER - 1, result);
+
+var o = { length: Number.MAX_SAFE_INTEGER };
+o[Number.MAX_SAFE_INTEGER - 1] = "foo";
+var result = Array.prototype.lastIndexOf.call(o, "foo", -1);
+assertEquals(Number.MAX_SAFE_INTEGER - 1, result);
+
+// ArrayFilter
+
+var func = function(v) { return v; }
+
+var o = { length: Number.MIN_VALUE };
+Array.prototype.filter.call(o, func);
+assertEquals(Number.MIN_VALUE, o.length);
+
+// ArrayForEach
+
+var o = { length: Number.MIN_VALUE };
+Array.prototype.forEach.call(o, func);
+assertEquals(Number.MIN_VALUE, o.length);
+
+// ArraySome
+
+var o = { length: Number.MIN_VALUE };
+Array.prototype.some.call(o, func);
+assertEquals(Number.MIN_VALUE, o.length);
+
+// ArrayEvery
+
+var o = { length: Number.MIN_VALUE };
+Array.prototype.every.call(o, func);
+assertEquals(Number.MIN_VALUE, o.length);
+
+// ArrayMap
+
+var o = { length: Number.MIN_VALUE };
+Array.prototype.map.call(o, func);
+assertEquals(Number.MIN_VALUE, o.length);
+
+// ArrayReduce
+
+var o = { length: Number.MIN_VALUE };
+Array.prototype.reduce.call(o, func, 0);
+assertEquals(Number.MIN_VALUE, o.length);
+
+// ArrayReduceRight
+
+var o = { length: Number.MIN_VALUE };
+Array.prototype.reduceRight.call(o, func, 0);
+assertEquals(Number.MIN_VALUE, o.length);
+
+// ArrayFill
+
+var o = { length: Number.MIN_VALUE };
+Array.prototype.fill(o, 0);
+assertEquals(Number.MIN_VALUE, o.length);