1 files changed, 56 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Array/proto-from-ctor-realm-one.js b/js/src/tests/test262/built-ins/Array/proto-from-ctor-realm-one.js
new file mode 100644
index 0000000000..4ebc31467c
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Array/proto-from-ctor-realm-one.js
@@ -0,0 +1,56 @@
+// Copyright (C) 2019 Alexey Shvayka. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-array-len
+description: Default [[Prototype]] value derived from realm of the NewTarget.
+info: |
+  Array ( len )
+
+  ...
+  3. If NewTarget is undefined, let newTarget be the active function object; else let newTarget be NewTarget.
+  4. Let proto be ? GetPrototypeFromConstructor(newTarget, "%Array.prototype%").
+  5. Let array be ! ArrayCreate(0, proto).
+  ...
+  9. Return array.
+
+  GetPrototypeFromConstructor ( constructor, intrinsicDefaultProto )
+
+  ...
+  3. Let proto be ? Get(constructor, "prototype").
+  4. If Type(proto) is not Object, then
+    a. Let realm be ? GetFunctionRealm(constructor).
+    b. Set proto to realm's intrinsic object named intrinsicDefaultProto.
+  5. Return proto.
+features: [cross-realm, Reflect, Symbol]
+---*/
+
+var other = $262.createRealm().global;
+var newTarget = new other.Function();
+var arr;
+
+newTarget.prototype = undefined;
+arr = Reflect.construct(Array, [1], newTarget);
+assert.sameValue(Object.getPrototypeOf(arr), other.Array.prototype, 'Object.getPrototypeOf(Reflect.construct(Array, [1], newTarget)) returns other.Array.prototype');
+
+newTarget.prototype = null;
+arr = Reflect.construct(Array, [1], newTarget);
+assert.sameValue(Object.getPrototypeOf(arr), other.Array.prototype, 'Object.getPrototypeOf(Reflect.construct(Array, [1], newTarget)) returns other.Array.prototype');
+
+newTarget.prototype = true;
+arr = Reflect.construct(Array, [1], newTarget);
+assert.sameValue(Object.getPrototypeOf(arr), other.Array.prototype, 'Object.getPrototypeOf(Reflect.construct(Array, [1], newTarget)) returns other.Array.prototype');
+
+newTarget.prototype = '';
+arr = Reflect.construct(Array, [1], newTarget);
+assert.sameValue(Object.getPrototypeOf(arr), other.Array.prototype, 'Object.getPrototypeOf(Reflect.construct(Array, [1], newTarget)) returns other.Array.prototype');
+
+newTarget.prototype = Symbol();
+arr = Reflect.construct(Array, [1], newTarget);
+assert.sameValue(Object.getPrototypeOf(arr), other.Array.prototype, 'Object.getPrototypeOf(Reflect.construct(Array, [1], newTarget)) returns other.Array.prototype');
+
+newTarget.prototype = 0;
+arr = Reflect.construct(Array, [1], newTarget);
+assert.sameValue(Object.getPrototypeOf(arr), other.Array.prototype, 'Object.getPrototypeOf(Reflect.construct(Array, [1], newTarget)) returns other.Array.prototype');
+
+reportCompare(0, 0);